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comparison z80_to_x86.c @ 1931:374a5ae694e8 mame_interp

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Merge from default
author Michael Pavone <pavone@retrodev.com>
date Sat, 18 Apr 2020 11:42:53 -0700
parents 6fdac0108e47
children 3e591869d135
comparison
equal deleted inserted replaced
1843:13abdc98379e 1931:374a5ae694e8
2325 } 2325 }
2326 cycles(&opts->gen, num_cycles);//T States: 4 3/4 2326 cycles(&opts->gen, num_cycles);//T States: 4 3/4
2327 if (inst->addr_mode == Z80_IMMED_INDIRECT) { 2327 if (inst->addr_mode == Z80_IMMED_INDIRECT) {
2328 mov_ir(code, inst->immed, opts->gen.scratch1, SZ_B); 2328 mov_ir(code, inst->immed, opts->gen.scratch1, SZ_B);
2329 } else { 2329 } else {
2330 zreg_to_native(opts, Z80_C, opts->gen.scratch2); 2330 zreg_to_native(opts, Z80_C, opts->gen.scratch1);
2331 } 2331 }
2332 call(code, opts->read_io); 2332 call(code, opts->read_io);
2333 if (inst->addr_mode != Z80_IMMED_INDIRECT) { 2333 if (inst->addr_mode != Z80_IMMED_INDIRECT) {
2334 or_rr(code, opts->gen.scratch1, opts->gen.scratch1, SZ_B); 2334 or_rr(code, opts->gen.scratch1, opts->gen.scratch1, SZ_B);
2335 mov_irdisp(code, 0, opts->gen.context_reg, zf_off(ZF_H), SZ_B); 2335 mov_irdisp(code, 0, opts->gen.context_reg, zf_off(ZF_H), SZ_B);
3410 3410
3411 options->gen.handle_cycle_limit_int = code->cur; 3411 options->gen.handle_cycle_limit_int = code->cur;
3412 neg_r(code, options->gen.cycles, SZ_D); 3412 neg_r(code, options->gen.cycles, SZ_D);
3413 add_rdispr(code, options->gen.context_reg, offsetof(z80_context, target_cycle), options->gen.cycles, SZ_D); 3413 add_rdispr(code, options->gen.context_reg, offsetof(z80_context, target_cycle), options->gen.cycles, SZ_D);
3414 cmp_rdispr(code, options->gen.context_reg, offsetof(z80_context, int_cycle), options->gen.cycles, SZ_D); 3414 cmp_rdispr(code, options->gen.context_reg, offsetof(z80_context, int_cycle), options->gen.cycles, SZ_D);
3415 jcc(code, CC_B, skip_int);
3416 //check that we are not past the end of interrupt pulse
3417 cmp_rrdisp(code, options->gen.cycles, options->gen.context_reg, offsetof(z80_context, int_pulse_end), SZ_D);
3415 jcc(code, CC_B, skip_int); 3418 jcc(code, CC_B, skip_int);
3416 //set limit to the cycle limit 3419 //set limit to the cycle limit
3417 mov_rdispr(code, options->gen.context_reg, offsetof(z80_context, sync_cycle), options->gen.scratch2, SZ_D); 3420 mov_rdispr(code, options->gen.context_reg, offsetof(z80_context, sync_cycle), options->gen.scratch2, SZ_D);
3418 mov_rrdisp(code, options->gen.scratch2, options->gen.context_reg, offsetof(z80_context, target_cycle), SZ_D); 3421 mov_rrdisp(code, options->gen.scratch2, options->gen.context_reg, offsetof(z80_context, target_cycle), SZ_D);
3419 neg_r(code, options->gen.cycles, SZ_D); 3422 neg_r(code, options->gen.cycles, SZ_D);