repos/blastem: debug.c annotate

annotate debug.c @ 921:2be771c4dfbd

After reviewing the results of my test ROM again it seems pretty clear that the VBlank flag gets set at the same time as the vcounter changes

author	Michael Pavone <pavone@retrodev.com>
date	Tue, 26 Jan 2016 19:23:10 -0800
parents	38dca41f151d
children	f33e8d88ab6f

rev	line source
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1 #include "debug.h"
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	2 #include "blastem.h"
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	3 #include "68kinst.h"
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	4 #include <stdlib.h>
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	5 #include <string.h>
745 daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	6 #ifndef _WIN32
723 7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	7 #include <sys/select.h>
745 daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	8 #endif
723 7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	9 #include "render.h"
792 724bbec47f86 Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows). Michael Pavone <pavone@retrodev.com> parents: 747 diff changeset	10 #include "util.h"
794 792be135d3af Spawn a terminal for the debugger when needed if we are not already attached to one Michael Pavone <pavone@retrodev.com> parents: 792 diff changeset	11 #include "terminal.h"
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	12
525 62860044337d Support single stepping in gdb remote debugger Mike Pavone <pavone@retrodev.com> parents: 524 diff changeset	13 static bp_def * breakpoints = NULL;
62860044337d Support single stepping in gdb remote debugger Mike Pavone <pavone@retrodev.com> parents: 524 diff changeset	14 static bp_def * zbreakpoints = NULL;
62860044337d Support single stepping in gdb remote debugger Mike Pavone <pavone@retrodev.com> parents: 524 diff changeset	15 static uint32_t bp_index = 0;
62860044337d Support single stepping in gdb remote debugger Mike Pavone <pavone@retrodev.com> parents: 524 diff changeset	16 static uint32_t zbp_index = 0;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	17
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	18 bp_def find_breakpoint(bp_def cur, uint32_t address)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	19 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	20 while (*cur) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	21 if ((*cur)->address == address) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	22 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	23 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	24 cur = &((*cur)->next);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	25 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	26 return cur;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	27 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	28
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	29 bp_def find_breakpoint_idx(bp_def cur, uint32_t index)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	30 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	31 while (*cur) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	32 if ((*cur)->index == index) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	33 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	34 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	35 cur = &((*cur)->next);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	36 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	37 return cur;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	38 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	39
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	40 disp_def * displays = NULL;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	41 disp_def * zdisplays = NULL;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	42 uint32_t disp_index = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	43 uint32_t zdisp_index = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	44
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	45 void add_display(disp_def ** head, uint32_t index, char format_char, char param)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	46 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	47 disp_def * ndisp = malloc(sizeof(*ndisp));
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	48 ndisp->format_char = format_char;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	49 ndisp->param = strdup(param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	50 ndisp->next = *head;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	51 ndisp->index = *index++;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	52 *head = ndisp;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	53 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	54
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	55 void remove_display(disp_def ** head, uint32_t index)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	56 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	57 while (*head) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	58 if ((*head)->index == index) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	59 disp_def * del_disp = *head;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	60 *head = del_disp->next;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	61 free(del_disp->param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	62 free(del_disp);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	63 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	64 head = &(*head)->next;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	65 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	66 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	67 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	68
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	69 char * find_param(char * buf)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	70 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	71 for (; *buf; buf++) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	72 if (*buf == ' ') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	73 if (*(buf+1)) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	74 return buf+1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	75 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	76 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	77 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	78 return NULL;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	79 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	80
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	81 void strip_nl(char * buf)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	82 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	83 for(; *buf; buf++) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	84 if (*buf == '\n') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	85 *buf = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	86 return;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	87 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	88 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	89 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	90
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	91 void debugger_print(m68k_context context, char format_char, char param)
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	92 {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	93 uint32_t value;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	94 char format[8];
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	95 strcpy(format, "%s: %d\n");
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	96 switch (format_char)
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	97 {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	98 case 'x':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	99 case 'X':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	100 case 'd':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	101 case 'c':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	102 format[5] = format_char;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	103 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	104 case '\0':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	105 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	106 default:
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	107 fprintf(stderr, "Unrecognized format character: %c\n", format_char);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	108 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	109 if (param[0] == 'd' && param[1] >= '0' && param[1] <= '7') {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	110 value = context->dregs[param[1]-'0'];
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	111 } else if (param[0] == 'a' && param[1] >= '0' && param[1] <= '7') {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	112 value = context->aregs[param[1]-'0'];
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	113 } else if (param[0] == 'S' && param[1] == 'R') {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	114 value = (context->status << 8);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	115 for (int flag = 0; flag < 5; flag++) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	116 value \|= context->flags[flag] << (4-flag);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	117 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	118 } else if(param[0] == 'c') {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	119 value = context->current_cycle;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	120 } else if ((param[0] == '0' && param[1] == 'x') \|\| param[0] == '$') {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	121 uint32_t p_addr = strtol(param+(param[0] == '0' ? 2 : 1), NULL, 16);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	122 if ((p_addr & 0xFFFFFF) == 0xC00004) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	123 genesis_context * gen = context->system;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	124 value = vdp_hv_counter_read(gen->vdp);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	125 } else {
865 305c85c0b954 Allow 68K debug print to read from arbitrary memory regions Michael Pavone <pavone@retrodev.com> parents: 849 diff changeset	126 uint16_t word = get_native_pointer(p_addr & 0xFFFFFE, (void *)context->mem_pointers, &context->options->gen);
305c85c0b954 Allow 68K debug print to read from arbitrary memory regions Michael Pavone <pavone@retrodev.com> parents: 849 diff changeset	127 value = *word;
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	128 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	129 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	130 fprintf(stderr, "Unrecognized parameter to p: %s\n", param);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	131 return;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	132 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	133 printf(format, param, value);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	134 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	135
565 9324f721efa6 Add a separate flag/define for disabling the Z80 at compile time to ease refactoring Michael Pavone <pavone@retrodev.com> parents: 548 diff changeset	136 #ifndef NO_Z80
548 a3afee2271ce Initial work on the x86-32 target Michael Pavone <pavone@retrodev.com> parents: 525 diff changeset	137
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	138 void zdebugger_print(z80_context * context, char format_char, char * param)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	139 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	140 uint32_t value;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	141 char format[8];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	142 strcpy(format, "%s: %d\n");
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	143 switch (format_char)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	144 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	145 case 'x':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	146 case 'X':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	147 case 'd':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	148 case 'c':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	149 format[5] = format_char;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	150 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	151 case '\0':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	152 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	153 default:
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	154 fprintf(stderr, "Unrecognized format character: %c\n", format_char);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	155 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	156 switch (param[0])
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	157 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	158 case 'a':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	159 if (param[1] == 'f') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	160 if(param[2] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	161 value = context->alt_regs[Z80_A] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	162 value \|= context->alt_flags[ZF_S] << 7;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	163 value \|= context->alt_flags[ZF_Z] << 6;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	164 value \|= context->alt_flags[ZF_H] << 4;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	165 value \|= context->alt_flags[ZF_PV] << 2;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	166 value \|= context->alt_flags[ZF_N] << 1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	167 value \|= context->alt_flags[ZF_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	168 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	169 value = context->regs[Z80_A] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	170 value \|= context->flags[ZF_S] << 7;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	171 value \|= context->flags[ZF_Z] << 6;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	172 value \|= context->flags[ZF_H] << 4;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	173 value \|= context->flags[ZF_PV] << 2;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	174 value \|= context->flags[ZF_N] << 1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	175 value \|= context->flags[ZF_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	176 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	177 } else if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	178 value = context->alt_regs[Z80_A];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	179 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	180 value = context->regs[Z80_A];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	181 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	182 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	183 case 'b':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	184 if (param[1] == 'c') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	185 if(param[2] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	186 value = context->alt_regs[Z80_B] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	187 value \|= context->alt_regs[Z80_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	188 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	189 value = context->regs[Z80_B] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	190 value \|= context->regs[Z80_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	191 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	192 } else if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	193 value = context->alt_regs[Z80_B];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	194 } else if(param[1] == 'a') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	195 value = context->bank_reg << 15;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	196 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	197 value = context->regs[Z80_B];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	198 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	199 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	200 case 'c':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	201 if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	202 value = context->alt_regs[Z80_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	203 } else if(param[1] == 'y') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	204 value = context->current_cycle;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	205 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	206 value = context->regs[Z80_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	207 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	208 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	209 case 'd':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	210 if (param[1] == 'e') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	211 if(param[2] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	212 value = context->alt_regs[Z80_D] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	213 value \|= context->alt_regs[Z80_E];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	214 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	215 value = context->regs[Z80_D] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	216 value \|= context->regs[Z80_E];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	217 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	218 } else if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	219 value = context->alt_regs[Z80_D];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	220 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	221 value = context->regs[Z80_D];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	222 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	223 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	224 case 'e':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	225 if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	226 value = context->alt_regs[Z80_E];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	227 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	228 value = context->regs[Z80_E];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	229 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	230 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	231 case 'f':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	232 if(param[2] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	233 value = context->alt_flags[ZF_S] << 7;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	234 value \|= context->alt_flags[ZF_Z] << 6;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	235 value \|= context->alt_flags[ZF_H] << 4;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	236 value \|= context->alt_flags[ZF_PV] << 2;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	237 value \|= context->alt_flags[ZF_N] << 1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	238 value \|= context->alt_flags[ZF_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	239 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	240 value = context->flags[ZF_S] << 7;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	241 value \|= context->flags[ZF_Z] << 6;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	242 value \|= context->flags[ZF_H] << 4;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	243 value \|= context->flags[ZF_PV] << 2;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	244 value \|= context->flags[ZF_N] << 1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	245 value \|= context->flags[ZF_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	246 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	247 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	248 case 'h':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	249 if (param[1] == 'l') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	250 if(param[2] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	251 value = context->alt_regs[Z80_H] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	252 value \|= context->alt_regs[Z80_L];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	253 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	254 value = context->regs[Z80_H] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	255 value \|= context->regs[Z80_L];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	256 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	257 } else if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	258 value = context->alt_regs[Z80_H];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	259 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	260 value = context->regs[Z80_H];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	261 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	262 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	263 case 'l':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	264 if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	265 value = context->alt_regs[Z80_L];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	266 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	267 value = context->regs[Z80_L];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	268 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	269 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	270 case 'i':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	271 if(param[1] == 'x') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	272 if (param[2] == 'h') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	273 value = context->regs[Z80_IXH];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	274 } else if(param[2] == 'l') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	275 value = context->regs[Z80_IXL];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	276 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	277 value = context->regs[Z80_IXH] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	278 value \|= context->regs[Z80_IXL];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	279 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	280 } else if(param[1] == 'y') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	281 if (param[2] == 'h') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	282 value = context->regs[Z80_IYH];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	283 } else if(param[2] == 'l') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	284 value = context->regs[Z80_IYL];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	285 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	286 value = context->regs[Z80_IYH] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	287 value \|= context->regs[Z80_IYL];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	288 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	289 } else if(param[1] == 'n') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	290 value = context->int_cycle;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	291 } else if(param[1] == 'f' && param[2] == 'f' && param[3] == '1') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	292 value = context->iff1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	293 } else if(param[1] == 'f' && param[2] == 'f' && param[3] == '2') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	294 value = context->iff2;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	295 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	296 value = context->im;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	297 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	298 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	299 case 's':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	300 if (param[1] == 'p') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	301 value = context->sp;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	302 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	303 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	304 case '0':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	305 if (param[1] == 'x') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	306 uint16_t p_addr = strtol(param+2, NULL, 16);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	307 if (p_addr < 0x4000) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	308 value = z80_ram[p_addr & 0x1FFF];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	309 } else if(p_addr >= 0x8000) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	310 uint32_t v_addr = context->bank_reg << 15;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	311 v_addr += p_addr & 0x7FFF;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	312 if (v_addr < 0x400000) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	313 value = cart[v_addr/2];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	314 } else if(v_addr > 0xE00000) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	315 value = ram[(v_addr & 0xFFFF)/2];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	316 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	317 if (v_addr & 1) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	318 value &= 0xFF;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	319 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	320 value >>= 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	321 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	322 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	323 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	324 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	325 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	326 printf(format, param, value);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	327 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	328
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	329 z80_context * zdebugger(z80_context * context, uint16_t address)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	330 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	331 static char last_cmd[1024];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	332 char input_buf[1024];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	333 static uint16_t branch_t;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	334 static uint16_t branch_f;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	335 z80inst inst;
794 792be135d3af Spawn a terminal for the debugger when needed if we are not already attached to one Michael Pavone <pavone@retrodev.com> parents: 792 diff changeset	336 init_terminal();
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	337 //Check if this is a user set breakpoint, or just a temporary one
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	338 bp_def ** this_bp = find_breakpoint(&zbreakpoints, address);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	339 if (*this_bp) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	340 printf("Z80 Breakpoint %d hit\n", (*this_bp)->index);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	341 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	342 zremove_breakpoint(context, address);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	343 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	344 uint8_t * pc;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	345 if (address < 0x4000) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	346 pc = z80_ram + (address & 0x1FFF);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	347 } else if (address >= 0x8000) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	348 if (context->bank_reg < (0x400000 >> 15)) {
792 724bbec47f86 Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows). Michael Pavone <pavone@retrodev.com> parents: 747 diff changeset	349 fatal_error("Entered Z80 debugger in banked memory address %X, which is not yet supported\n", address);
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	350 } else {
792 724bbec47f86 Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows). Michael Pavone <pavone@retrodev.com> parents: 747 diff changeset	351 fatal_error("Entered Z80 debugger in banked memory address %X, but the bank is not pointed to a cartridge address\n", address);
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	352 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	353 } else {
792 724bbec47f86 Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows). Michael Pavone <pavone@retrodev.com> parents: 747 diff changeset	354 fatal_error("Entered Z80 debugger at address %X\n", address);
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	355 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	356 for (disp_def * cur = zdisplays; cur; cur = cur->next) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	357 zdebugger_print(context, cur->format_char, cur->param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	358 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	359 uint8_t * after_pc = z80_decode(pc, &inst);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	360 z80_disasm(&inst, input_buf, address);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	361 printf("%X:\t%s\n", address, input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	362 uint16_t after = address + (after_pc-pc);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	363 int debugging = 1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	364 while(debugging) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	365 fputs(">", stdout);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	366 if (!fgets(input_buf, sizeof(input_buf), stdin)) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	367 fputs("fgets failed", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	368 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	369 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	370 strip_nl(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	371 //hitting enter repeats last command
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	372 if (input_buf[0]) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	373 strcpy(last_cmd, input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	374 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	375 strcpy(input_buf, last_cmd);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	376 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	377 char * param;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	378 char format[8];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	379 uint32_t value;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	380 bp_def * new_bp;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	381 switch(input_buf[0])
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	382 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	383 case 'a':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	384 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	385 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	386 fputs("a command requires a parameter\n", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	387 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	388 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	389 value = strtol(param, NULL, 16);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	390 zinsert_breakpoint(context, value, (uint8_t *)zdebugger);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	391 debugging = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	392 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	393 case 'b':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	394 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	395 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	396 fputs("b command requires a parameter\n", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	397 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	398 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	399 value = strtol(param, NULL, 16);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	400 zinsert_breakpoint(context, value, (uint8_t *)zdebugger);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	401 new_bp = malloc(sizeof(bp_def));
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	402 new_bp->next = zbreakpoints;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	403 new_bp->address = value;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	404 new_bp->index = zbp_index++;
867 bacd67a82d58 Properly initialize commands when adding a new breakpoint Michael Pavone <pavone@retrodev.com> parents: 865 diff changeset	405 new_bp->commands = NULL;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	406 zbreakpoints = new_bp;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	407 printf("Z80 Breakpoint %d set at %X\n", new_bp->index, value);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	408 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	409 case 'c':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	410 puts("Continuing");
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	411 debugging = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	412 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	413 case 'd':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	414 if (input_buf[1] == 'i') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	415 char format_char = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	416 for(int i = 2; input_buf[i] != 0 && input_buf[i] != ' '; i++) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	417 if (input_buf[i] == '/') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	418 format_char = input_buf[i+1];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	419 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	420 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	421 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	422 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	423 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	424 fputs("display command requires a parameter\n", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	425 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	426 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	427 zdebugger_print(context, format_char, param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	428 add_display(&zdisplays, &zdisp_index, format_char, param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	429 } else if (input_buf[1] == 'e' \|\| input_buf[1] == ' ') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	430 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	431 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	432 fputs("delete command requires a parameter\n", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	433 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	434 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	435 if (param[0] >= '0' && param[0] <= '9') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	436 value = atoi(param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	437 this_bp = find_breakpoint_idx(&zbreakpoints, value);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	438 if (!*this_bp) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	439 fprintf(stderr, "Breakpoint %d does not exist\n", value);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	440 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	441 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	442 new_bp = *this_bp;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	443 zremove_breakpoint(context, new_bp->address);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	444 *this_bp = new_bp->next;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	445 free(new_bp);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	446 } else if (param[0] == 'd') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	447 param = find_param(param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	448 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	449 fputs("delete display command requires a parameter\n", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	450 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	451 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	452 remove_display(&zdisplays, atoi(param));
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	453 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	454 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	455 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	456 case 'n':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	457 //TODO: Handle conditional branch instructions
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	458 if (inst.op == Z80_JP) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	459 if (inst.addr_mode == Z80_IMMED) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	460 after = inst.immed;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	461 } else if (inst.ea_reg == Z80_HL) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	462 after = context->regs[Z80_H] << 8 \| context->regs[Z80_L];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	463 } else if (inst.ea_reg == Z80_IX) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	464 after = context->regs[Z80_IXH] << 8 \| context->regs[Z80_IXL];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	465 } else if (inst.ea_reg == Z80_IY) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	466 after = context->regs[Z80_IYH] << 8 \| context->regs[Z80_IYL];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	467 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	468 } else if(inst.op == Z80_JR) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	469 after += inst.immed;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	470 } else if(inst.op == Z80_RET) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	471 if (context->sp < 0x4000) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	472 after = z80_ram[context->sp & 0x1FFF] \| z80_ram[(context->sp+1) & 0x1FFF] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	473 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	474 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	475 zinsert_breakpoint(context, after, (uint8_t *)zdebugger);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	476 debugging = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	477 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	478 case 'p':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	479 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	480 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	481 fputs("p command requires a parameter\n", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	482 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	483 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	484 zdebugger_print(context, input_buf[1] == '/' ? input_buf[2] : 0, param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	485 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	486 case 'q':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	487 puts("Quitting");
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	488 exit(0);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	489 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	490 case 's': {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	491 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	492 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	493 fputs("s command requires a file name\n", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	494 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	495 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	496 FILE * f = fopen(param, "wb");
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	497 if (f) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	498 if(fwrite(z80_ram, 1, sizeof(z80_ram), f) != sizeof(z80_ram)) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	499 fputs("Error writing file\n", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	500 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	501 fclose(f);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	502 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	503 fprintf(stderr, "Could not open %s for writing\n", param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	504 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	505 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	506 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	507 default:
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	508 fprintf(stderr, "Unrecognized debugger command %s\n", input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	509 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	510 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	511 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	512 return context;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	513 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	514
548 a3afee2271ce Initial work on the x86-32 target Michael Pavone <pavone@retrodev.com> parents: 525 diff changeset	515 #endif
a3afee2271ce Initial work on the x86-32 target Michael Pavone <pavone@retrodev.com> parents: 525 diff changeset	516
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	517 static uint32_t branch_t;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	518 static uint32_t branch_f;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	519
849 1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	520 int run_debugger_command(m68k_context context, char input_buf, m68kinst inst, uint32_t after)
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	521 {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	522 char * param;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	523 char format_char;
849 1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	524 uint32_t value;
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	525 bp_def new_bp, *this_bp;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	526 switch(input_buf[0])
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	527 {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	528 case 'c':
830 5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	529 if (input_buf[1] == 0 \|\| input_buf[1] == 'o' && input_buf[2] == 'n')
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	530 {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	531 puts("Continuing");
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	532 return 0;
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	533 } else if (input_buf[1] == 'o' && input_buf[2] == 'm') {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	534 param = find_param(input_buf);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	535 if (!param) {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	536 fputs("com command requires a parameter\n", stderr);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	537 break;
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	538 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	539 bp_def **target = find_breakpoint_idx(&breakpoints, atoi(param));
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	540 if (!target) {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	541 fprintf(stderr, "Breakpoint %s does not exist!\n", param);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	542 break;
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	543 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	544 printf("Enter commands for breakpoing %d, type end when done\n", atoi(param));
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	545 char cmd_buf[1024];
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	546 char *commands = NULL;
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	547 for (;;)
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	548 {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	549 fputs(">>", stdout);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	550 fflush(stdout);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	551 fgets(cmd_buf, sizeof(cmd_buf), stdin);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	552 if (strcmp(cmd_buf, "end\n")) {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	553 if (commands) {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	554 char *tmp = commands;
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	555 commands = alloc_concat(commands, cmd_buf);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	556 free(tmp);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	557 } else {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	558 commands = strdup(cmd_buf);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	559 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	560 } else {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	561 break;
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	562 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	563 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	564 (*target)->commands = commands;
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	565 } else {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	566 }
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	567 case 'b':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	568 if (input_buf[1] == 't') {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	569 uint32_t stack = context->aregs[7];
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	570 if (stack >= 0xE00000) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	571 stack &= 0xFFFF;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	572 uint8_t non_adr_count = 0;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	573 do {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	574 uint32_t bt_address = ram[stack/2] << 16 \| ram[stack/2+1];
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	575 bt_address = get_instruction_start(context->native_code_map, bt_address - 2);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	576 if (bt_address) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	577 stack += 4;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	578 non_adr_count = 0;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	579 uint16_t *bt_pc = NULL;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	580 if (bt_address < 0x400000) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	581 bt_pc = cart + bt_address/2;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	582 } else if(bt_address > 0xE00000) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	583 bt_pc = ram + (bt_address & 0xFFFF)/2;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	584 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	585 m68k_decode(bt_pc, &inst, bt_address);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	586 m68k_disasm(&inst, input_buf);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	587 printf("%X: %s\n", bt_address, input_buf);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	588 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	589 //non-return address value on stack can be word wide
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	590 stack += 2;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	591 non_adr_count++;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	592 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	593 stack &= 0xFFFF;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	594 } while (stack && non_adr_count < 6);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	595 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	596 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	597 param = find_param(input_buf);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	598 if (!param) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	599 fputs("b command requires a parameter\n", stderr);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	600 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	601 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	602 value = strtol(param, NULL, 16);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	603 insert_breakpoint(context, value, (uint8_t *)debugger);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	604 new_bp = malloc(sizeof(bp_def));
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	605 new_bp->next = breakpoints;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	606 new_bp->address = value;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	607 new_bp->index = bp_index++;
919 38dca41f151d Initialize commands field of breakpoint struct to NULL. Remove a debug printf Michael Pavone <pavone@retrodev.com> parents: 867 diff changeset	608 new_bp->commands = NULL;
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	609 breakpoints = new_bp;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	610 printf("68K Breakpoint %d set at %X\n", new_bp->index, value);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	611 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	612 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	613 case 'a':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	614 param = find_param(input_buf);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	615 if (!param) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	616 fputs("a command requires a parameter\n", stderr);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	617 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	618 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	619 value = strtol(param, NULL, 16);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	620 insert_breakpoint(context, value, (uint8_t *)debugger);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	621 return 0;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	622 case 'd':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	623 if (input_buf[1] == 'i') {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	624 format_char = 0;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	625 for(int i = 2; input_buf[i] != 0 && input_buf[i] != ' '; i++) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	626 if (input_buf[i] == '/') {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	627 format_char = input_buf[i+1];
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	628 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	629 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	630 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	631 param = find_param(input_buf);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	632 if (!param) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	633 fputs("display command requires a parameter\n", stderr);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	634 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	635 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	636 debugger_print(context, format_char, param);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	637 add_display(&displays, &disp_index, format_char, param);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	638 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	639 param = find_param(input_buf);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	640 if (!param) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	641 fputs("d command requires a parameter\n", stderr);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	642 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	643 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	644 value = atoi(param);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	645 this_bp = find_breakpoint_idx(&breakpoints, value);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	646 if (!*this_bp) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	647 fprintf(stderr, "Breakpoint %d does not exist\n", value);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	648 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	649 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	650 new_bp = *this_bp;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	651 this_bp = (this_bp)->next;
830 5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	652 if (new_bp->commands) {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	653 free(new_bp->commands);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	654 }
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	655 free(new_bp);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	656 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	657 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	658 case 'p':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	659 format_char = 0;
831 079eb395ddd1 Fix handling of formatting character for 68K debug command p Michael Pavone <pavone@retrodev.com> parents: 830 diff changeset	660 for(int i = 1; input_buf[i] != 0 && input_buf[i] != ' '; i++) {
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	661 if (input_buf[i] == '/') {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	662 format_char = input_buf[i+1];
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	663 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	664 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	665 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	666 param = find_param(input_buf);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	667 if (!param) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	668 fputs("p command requires a parameter\n", stderr);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	669 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	670 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	671 debugger_print(context, format_char, param);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	672 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	673 case 'n':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	674 if (inst.op == M68K_RTS) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	675 after = (read_dma_value(context->aregs[7]/2) << 16) \| read_dma_value(context->aregs[7]/2 + 1);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	676 } else if (inst.op == M68K_RTE \|\| inst.op == M68K_RTR) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	677 after = (read_dma_value((context->aregs[7]+2)/2) << 16) \| read_dma_value((context->aregs[7]+2)/2 + 1);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	678 } else if(m68k_is_noncall_branch(&inst)) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	679 if (inst.op == M68K_BCC && inst.extra.cond != COND_TRUE) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	680 branch_f = after;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	681 branch_t = m68k_branch_target(&inst, context->dregs, context->aregs);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	682 insert_breakpoint(context, branch_t, (uint8_t *)debugger);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	683 } else if(inst.op == M68K_DBCC) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	684 if ( inst.extra.cond == COND_FALSE) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	685 if (context->dregs[inst.dst.params.regs.pri] & 0xFFFF) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	686 after = m68k_branch_target(&inst, context->dregs, context->aregs);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	687 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	688 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	689 branch_t = after;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	690 branch_f = m68k_branch_target(&inst, context->dregs, context->aregs);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	691 insert_breakpoint(context, branch_f, (uint8_t *)debugger);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	692 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	693 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	694 after = m68k_branch_target(&inst, context->dregs, context->aregs);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	695 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	696 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	697 insert_breakpoint(context, after, (uint8_t *)debugger);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	698 return 0;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	699 case 'o':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	700 if (inst.op == M68K_RTS) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	701 after = (read_dma_value(context->aregs[7]/2) << 16) \| read_dma_value(context->aregs[7]/2 + 1);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	702 } else if (inst.op == M68K_RTE \|\| inst.op == M68K_RTR) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	703 after = (read_dma_value((context->aregs[7]+2)/2) << 16) \| read_dma_value((context->aregs[7]+2)/2 + 1);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	704 } else if(m68k_is_noncall_branch(&inst)) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	705 if (inst.op == M68K_BCC && inst.extra.cond != COND_TRUE) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	706 branch_t = m68k_branch_target(&inst, context->dregs, context->aregs) & 0xFFFFFF;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	707 if (branch_t < after) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	708 branch_t = 0;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	709 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	710 branch_f = after;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	711 insert_breakpoint(context, branch_t, (uint8_t *)debugger);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	712 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	713 } else if(inst.op == M68K_DBCC) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	714 uint32_t target = m68k_branch_target(&inst, context->dregs, context->aregs) & 0xFFFFFF;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	715 if (target > after) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	716 if (inst.extra.cond == COND_FALSE) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	717 after = target;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	718 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	719 branch_f = target;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	720 branch_t = after;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	721 insert_breakpoint(context, branch_f, (uint8_t *)debugger);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	722 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	723 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	724 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	725 after = m68k_branch_target(&inst, context->dregs, context->aregs) & 0xFFFFFF;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	726 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	727 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	728 insert_breakpoint(context, after, (uint8_t *)debugger);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	729 return 0;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	730 case 's':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	731 if (inst.op == M68K_RTS) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	732 after = (read_dma_value(context->aregs[7]/2) << 16) \| read_dma_value(context->aregs[7]/2 + 1);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	733 } else if (inst.op == M68K_RTE \|\| inst.op == M68K_RTR) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	734 after = (read_dma_value((context->aregs[7]+2)/2) << 16) \| read_dma_value((context->aregs[7]+2)/2 + 1);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	735 } else if(m68k_is_branch(&inst)) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	736 if (inst.op == M68K_BCC && inst.extra.cond != COND_TRUE) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	737 branch_f = after;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	738 branch_t = m68k_branch_target(&inst, context->dregs, context->aregs) & 0xFFFFFF;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	739 insert_breakpoint(context, branch_t, (uint8_t *)debugger);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	740 } else if(inst.op == M68K_DBCC && inst.extra.cond != COND_FALSE) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	741 branch_t = after;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	742 branch_f = m68k_branch_target(&inst, context->dregs, context->aregs) & 0xFFFFFF;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	743 insert_breakpoint(context, branch_f, (uint8_t *)debugger);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	744 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	745 after = m68k_branch_target(&inst, context->dregs, context->aregs) & 0xFFFFFF;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	746 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	747 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	748 insert_breakpoint(context, after, (uint8_t *)debugger);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	749 return 0;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	750 case 'v': {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	751 genesis_context * gen = context->system;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	752 //VDP debug commands
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	753 switch(input_buf[1])
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	754 {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	755 case 's':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	756 vdp_print_sprite_table(gen->vdp);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	757 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	758 case 'r':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	759 vdp_print_reg_explain(gen->vdp);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	760 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	761 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	762 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	763 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	764 case 'y': {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	765 genesis_context * gen = context->system;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	766 //YM-2612 debug commands
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	767 switch(input_buf[1])
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	768 {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	769 case 'c':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	770 if (input_buf[2] == ' ') {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	771 int channel = atoi(input_buf+3)-1;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	772 ym_print_channel_info(gen->ym, channel);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	773 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	774 for (int i = 0; i < 6; i++) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	775 ym_print_channel_info(gen->ym, i);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	776 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	777 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	778 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	779 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	780 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	781 #ifndef NO_Z80
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	782 case 'z': {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	783 genesis_context * gen = context->system;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	784 //Z80 debug commands
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	785 switch(input_buf[1])
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	786 {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	787 case 'b':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	788 param = find_param(input_buf);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	789 if (!param) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	790 fputs("zb command requires a parameter\n", stderr);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	791 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	792 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	793 value = strtol(param, NULL, 16);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	794 zinsert_breakpoint(gen->z80, value, (uint8_t *)zdebugger);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	795 new_bp = malloc(sizeof(bp_def));
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	796 new_bp->next = zbreakpoints;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	797 new_bp->address = value;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	798 new_bp->index = zbp_index++;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	799 zbreakpoints = new_bp;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	800 printf("Z80 Breakpoint %d set at %X\n", new_bp->index, value);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	801 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	802 case 'p':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	803 param = find_param(input_buf);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	804 if (!param) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	805 fputs("zp command requires a parameter\n", stderr);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	806 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	807 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	808 zdebugger_print(gen->z80, input_buf[2] == '/' ? input_buf[3] : 0, param);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	809 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	810 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	811 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	812 #endif
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	813 case 'q':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	814 puts("Quitting");
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	815 exit(0);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	816 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	817 default:
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	818 fprintf(stderr, "Unrecognized debugger command %s\n", input_buf);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	819 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	820 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	821 return 1;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	822 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	823
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	824
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	825 m68k_context * debugger(m68k_context * context, uint32_t address)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	826 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	827 static char last_cmd[1024];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	828 char input_buf[1024];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	829 m68kinst inst;
830 5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	830
794 792be135d3af Spawn a terminal for the debugger when needed if we are not already attached to one Michael Pavone <pavone@retrodev.com> parents: 792 diff changeset	831 init_terminal();
830 5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	832
707 8aa9aacefe12 Sync machine state before entering debugger Michael Pavone <pavone@retrodev.com> parents: 652 diff changeset	833 sync_components(context, 0);
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	834 //probably not necessary, but let's play it safe
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	835 address &= 0xFFFFFF;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	836 if (address == branch_t) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	837 bp_def ** f_bp = find_breakpoint(&breakpoints, branch_f);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	838 if (!*f_bp) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	839 remove_breakpoint(context, branch_f);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	840 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	841 branch_t = branch_f = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	842 } else if(address == branch_f) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	843 bp_def ** t_bp = find_breakpoint(&breakpoints, branch_t);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	844 if (!*t_bp) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	845 remove_breakpoint(context, branch_t);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	846 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	847 branch_t = branch_f = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	848 }
849 1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	849
1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	850 uint16_t * pc;
1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	851 if (address < 0x400000) {
1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	852 pc = cart + address/2;
1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	853 } else if(address > 0xE00000) {
1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	854 pc = ram + (address & 0xFFFF)/2;
1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	855 } else {
1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	856 fatal_error("Entered 68K debugger at address %X\n", address);
1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	857 }
1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	858 uint16_t * after_pc = m68k_decode(pc, &inst, address);
1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	859 uint32_t after = address + (after_pc-pc)*2;
830 5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	860 int debugging = 1;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	861 //Check if this is a user set breakpoint, or just a temporary one
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	862 bp_def ** this_bp = find_breakpoint(&breakpoints, address);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	863 if (*this_bp) {
830 5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	864
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	865 if ((*this_bp)->commands)
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	866 {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	867 char commands = strdup((this_bp)->commands);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	868 char *copy = commands;
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	869
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	870 while (debugging && *commands)
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	871 {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	872 char *cmd = commands;
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	873 strip_nl(cmd);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	874 commands += strlen(cmd) + 1;
849 1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	875 debugging = run_debugger_command(context, cmd, inst, after);
830 5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	876 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	877 free(copy);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	878 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	879 if (debugging) {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	880 printf("68K Breakpoint %d hit\n", (*this_bp)->index);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	881 } else {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	882 return context;
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	883 }
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	884 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	885 remove_breakpoint(context, address);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	886 }
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	887 for (disp_def * cur = displays; cur; cur = cur->next) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	888 debugger_print(context, cur->format_char, cur->param);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	889 }
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	890 m68k_disasm(&inst, input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	891 printf("%X: %s\n", address, input_buf);
745 daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	892 #ifdef _WIN32
daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	893 #define prompt 1
daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	894 #else
723 7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	895 int prompt = 1;
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	896 fd_set read_fds;
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	897 FD_ZERO(&read_fds);
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	898 struct timeval timeout;
745 daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	899 #endif
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	900 while (debugging) {
723 7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	901 if (prompt) {
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	902 fputs(">", stdout);
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	903 fflush(stdout);
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	904 }
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	905 process_events();
745 daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	906 #ifndef _WIN32
723 7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	907 timeout.tv_sec = 0;
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	908 timeout.tv_usec = 16667;
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	909 FD_SET(fileno(stdin), &read_fds);
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	910 if(select(fileno(stdin) + 1, &read_fds, NULL, NULL, &timeout) < 1) {
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	911 prompt = 0;
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	912 continue;
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	913 } else {
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	914 prompt = 1;
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	915 }
745 daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	916 #endif
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	917 if (!fgets(input_buf, sizeof(input_buf), stdin)) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	918 fputs("fgets failed", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	919 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	920 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	921 strip_nl(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	922 //hitting enter repeats last command
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	923 if (input_buf[0]) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	924 strcpy(last_cmd, input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	925 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	926 strcpy(input_buf, last_cmd);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	927 }
849 1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	928 debugging = run_debugger_command(context, input_buf, inst, after);
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	929 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	930 return context;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	931 }

Mercurial > repos > blastem

annotate debug.c @ 921:2be771c4dfbd