Mercurial > repos > blastem
view ztestrun.c @ 999:238141756e67
Set sprite overflow flag if we completely consume sprite rendering capacity for the line even if there is nothing left to draw. This graphical corruption in the vertical stretching scroll section. Needs hardware confirmation.
author | Michael Pavone <pavone@retrodev.com> |
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date | Sat, 30 Apr 2016 16:19:19 -0700 |
parents | 74cc31040521 |
children | a27fdf43f1a7 |
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/* Copyright 2013 Michael Pavone This file is part of BlastEm. BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text. */ #include "z80inst.h" #include "z80_to_x86.h" #include "mem.h" #include "vdp.h" #include <stdio.h> #include <stdlib.h> #include <stddef.h> #include <stdarg.h> void fatal_error(char *format, ...) { va_list args; va_start(args, format); vfprintf(stderr, format, args); va_end(args); exit(1); } uint8_t z80_ram[0x2000]; uint8_t z80_unmapped_read(uint32_t location, void * context) { return 0xFF; } void * z80_unmapped_write(uint32_t location, void * context, uint8_t value) { return context; } const memmap_chunk z80_map[] = { { 0x0000, 0x4000, 0x1FFF, 0, MMAP_READ | MMAP_WRITE | MMAP_CODE, z80_ram, NULL, NULL, NULL, NULL }, { 0x4000, 0x10000, 0xFFFF, 0, 0, NULL, NULL, NULL, z80_unmapped_read, z80_unmapped_write} }; void z80_next_int_pulse(z80_context * context) { context->int_pulse_start = context->int_pulse_end = CYCLE_NEVER; } int main(int argc, char ** argv) { long filesize; uint8_t *filebuf; z80_options opts; z80_context context; char *fname = NULL; uint8_t retranslate = 0; for (int i = 1; i < argc; i++) { if (argv[i][0] == '-') { switch(argv[i][1]) { case 'r': retranslate = 1; break; default: fprintf(stderr, "Unrecognized switch -%c\n", argv[i][1]); exit(1); } } else if (!fname) { fname = argv[i]; } } if (!fname) { fputs("usage: ztestrun zrom [cartrom]\n", stderr); exit(1); } FILE * f = fopen(fname, "rb"); if (!f) { fprintf(stderr, "unable to open file %s\n", fname); exit(1); } fseek(f, 0, SEEK_END); filesize = ftell(f); fseek(f, 0, SEEK_SET); filesize = filesize < sizeof(z80_ram) ? filesize : sizeof(z80_ram); if (fread(z80_ram, 1, filesize, f) != filesize) { fprintf(stderr, "error reading %s\n",fname); exit(1); } fclose(f); init_z80_opts(&opts, z80_map, 2, NULL, 0, 1); init_z80_context(&context, &opts); //Z80 RAM context.mem_pointers[0] = z80_ram; if (retranslate) { //run core long enough to translate code z80_run(&context, 1); for (int i = 0; i < filesize; i++) { z80_handle_code_write(i, &context); } z80_assert_reset(&context, context.current_cycle); z80_clear_reset(&context, context.current_cycle + 3); z80_adjust_cycles(&context, context.current_cycle); } z80_run(&context, 1000); 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", context.regs[Z80_A], context.regs[Z80_B], context.regs[Z80_C], context.regs[Z80_D], context.regs[Z80_E], (context.regs[Z80_H] << 8) | context.regs[Z80_L], (context.regs[Z80_IXH] << 8) | context.regs[Z80_IXL], (context.regs[Z80_IYH] << 8) | context.regs[Z80_IYL], context.sp, context.im, context.iff1, context.iff2); printf("Flags: SZVNC\n" " %d%d%d%d%d\n", context.flags[ZF_S], context.flags[ZF_Z], context.flags[ZF_PV], context.flags[ZF_N], context.flags[ZF_C]); puts("--Alternate Regs--"); printf("A: %X\nB: %X\nC: %X\nD: %X\nE: %X\nHL: %X\n", context.alt_regs[Z80_A], context.alt_regs[Z80_B], context.alt_regs[Z80_C], context.alt_regs[Z80_D], context.alt_regs[Z80_E], (context.alt_regs[Z80_H] << 8) | context.alt_regs[Z80_L]); return 0; }