annotate ztestrun.c @ 1337:d092c15246a3

Initial stab at horizontal border when VDP test register layer selection is in effect for H40. Extended horizontal borders in Titancade scene and ninja escape scene mostly correct now
author Michael Pavone <pavone@retrodev.com>
date Sat, 29 Apr 2017 16:51:57 -0700
parents 8f14767661fa
children 49a52c737bf0
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1 /*
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2 Copyright 2013 Michael Pavone
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3 This file is part of BlastEm.
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4 BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text.
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5 */
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6 #include "z80inst.h"
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7 #include "z80_to_x86.h"
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8 #include "mem.h"
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9 #include "vdp.h"
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10 #include <stdio.h>
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11 #include <stdlib.h>
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12 #include <stddef.h>
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13 #include <stdarg.h>
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14
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15 void fatal_error(char *format, ...)
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16 {
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17 va_list args;
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18 va_start(args, format);
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19 vfprintf(stderr, format, args);
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20 va_end(args);
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21 exit(1);
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22 }
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23
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24 uint8_t z80_ram[0x2000];
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25
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26 uint8_t z80_unmapped_read(uint32_t location, void * context)
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27 {
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28 return 0xFF;
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29 }
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30
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31 void * z80_unmapped_write(uint32_t location, void * context, uint8_t value)
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32 {
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33 return context;
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34 }
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35
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36 const memmap_chunk z80_map[] = {
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37 { 0x0000, 0x4000, 0x1FFF, 0, 0, MMAP_READ | MMAP_WRITE | MMAP_CODE, z80_ram, NULL, NULL, NULL, NULL },
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38 { 0x4000, 0x10000, 0xFFFF, 0, 0, 0, NULL, NULL, NULL, z80_unmapped_read, z80_unmapped_write}
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39 };
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40
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41 const memmap_chunk port_map[] = {
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42 { 0x0000, 0x100, 0xFF, 0, 0, 0, NULL, NULL, NULL, z80_unmapped_read, z80_unmapped_write}
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43 };
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44
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45 void z80_next_int_pulse(z80_context * context)
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46 {
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47 context->int_pulse_start = context->int_pulse_end = CYCLE_NEVER;
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48 }
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49
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50 int main(int argc, char ** argv)
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51 {
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52 long filesize;
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53 uint8_t *filebuf;
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54 z80_options opts;
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55 z80_context *context;
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56 char *fname = NULL;
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57 uint8_t retranslate = 0;
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58 for (int i = 1; i < argc; i++)
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59 {
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60 if (argv[i][0] == '-') {
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61 switch(argv[i][1])
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62 {
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63 case 'r':
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64 retranslate = 1;
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65 break;
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66 default:
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67 fprintf(stderr, "Unrecognized switch -%c\n", argv[i][1]);
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68 exit(1);
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69 }
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70 } else if (!fname) {
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71 fname = argv[i];
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72 }
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73 }
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74 if (!fname) {
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75 fputs("usage: ztestrun zrom [cartrom]\n", stderr);
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76 exit(1);
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77 }
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78 FILE * f = fopen(fname, "rb");
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79 if (!f) {
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80 fprintf(stderr, "unable to open file %s\n", fname);
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81 exit(1);
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82 }
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83 fseek(f, 0, SEEK_END);
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84 filesize = ftell(f);
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85 fseek(f, 0, SEEK_SET);
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86 filesize = filesize < sizeof(z80_ram) ? filesize : sizeof(z80_ram);
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87 if (fread(z80_ram, 1, filesize, f) != filesize) {
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88 fprintf(stderr, "error reading %s\n",fname);
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89 exit(1);
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90 }
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91 fclose(f);
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92 init_z80_opts(&opts, z80_map, 2, port_map, 1, 1, 0xFF);
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93 context = init_z80_context(&opts);
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94 //Z80 RAM
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95 context->mem_pointers[0] = z80_ram;
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96 if (retranslate) {
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97 //run core long enough to translate code
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98 z80_run(context, 1);
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99 for (int i = 0; i < filesize; i++)
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100 {
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101 z80_handle_code_write(i, context);
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102 }
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103 z80_assert_reset(context, context->current_cycle);
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104 z80_clear_reset(context, context->current_cycle + 3);
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105 z80_adjust_cycles(context, context->current_cycle);
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106 }
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107 z80_run(context, 1000);
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108 printf("A: %X\nB: %X\nC: %X\nD: %X\nE: %X\nHL: %X\nIX: %X\nIY: %X\nSP: %X\n\nIM: %d, IFF1: %d, IFF2: %d\n",
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109 context->regs[Z80_A], context->regs[Z80_B], context->regs[Z80_C],
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110 context->regs[Z80_D], context->regs[Z80_E],
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111 (context->regs[Z80_H] << 8) | context->regs[Z80_L],
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112 (context->regs[Z80_IXH] << 8) | context->regs[Z80_IXL],
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113 (context->regs[Z80_IYH] << 8) | context->regs[Z80_IYL],
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114 context->sp, context->im, context->iff1, context->iff2);
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115 printf("Flags: SZYHXVNC\n"
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116 " %d%d%d%d%d%d%d%d\n",
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117 context->flags[ZF_S], context->flags[ZF_Z], context->flags[ZF_XY] >> 5 & 1, context->flags[ZF_H],
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118 context->flags[ZF_XY] >> 3 & 1, context->flags[ZF_PV], context->flags[ZF_N], context->flags[ZF_C]
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119 );
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120 puts("--Alternate Regs--");
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121 printf("A: %X\nB: %X\nC: %X\nD: %X\nE: %X\nHL: %X\n",
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8f14767661fa Remove memory map assumptions from Z80 core and move a little bit of logic to the generic backend.c so it can be shared between CPU cores
Michael Pavone <pavone@retrodev.com>
parents: 1116
diff changeset
122 context->alt_regs[Z80_A], context->alt_regs[Z80_B], context->alt_regs[Z80_C],
8f14767661fa Remove memory map assumptions from Z80 core and move a little bit of logic to the generic backend.c so it can be shared between CPU cores
Michael Pavone <pavone@retrodev.com>
parents: 1116
diff changeset
123 context->alt_regs[Z80_D], context->alt_regs[Z80_E],
8f14767661fa Remove memory map assumptions from Z80 core and move a little bit of logic to the generic backend.c so it can be shared between CPU cores
Michael Pavone <pavone@retrodev.com>
parents: 1116
diff changeset
124 (context->alt_regs[Z80_H] << 8) | context->alt_regs[Z80_L]);
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Mike Pavone <pavone@retrodev.com>
parents:
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125 return 0;
b970ea214ecb Added z80 test generator and z80 test runner.
Mike Pavone <pavone@retrodev.com>
parents:
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126 }