Mercurial > repos > blastem
changeset 2225:e22137f0aca4
Fix some 68K exception processing cycle times
| author | Michael Pavone <pavone@retrodev.com> |
|---|---|
| date | Mon, 05 Sep 2022 01:15:15 -0700 |
| parents | d8b0244101c4 |
| children | d15c68157288 |
| files | m68k_core.c m68k_core_x86.c |
| diffstat | 2 files changed, 3 insertions(+), 4 deletions(-) [+] |
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--- a/m68k_core.c Mon Sep 05 00:49:03 2022 -0700 +++ b/m68k_core.c Mon Sep 05 01:15:15 2022 -0700 @@ -363,7 +363,6 @@ static void translate_m68k_illegal(m68k_options *opts, m68kinst *inst) { code_info *code = &opts->gen.code; - cycles(&opts->gen, BUS); ldi_native(opts, VECTOR_ILLEGAL_INST, opts->gen.scratch2); ldi_native(opts, inst->address, opts->gen.scratch1); jmp(code, opts->trap);
--- a/m68k_core_x86.c Mon Sep 05 00:49:03 2022 -0700 +++ b/m68k_core_x86.c Mon Sep 05 01:15:15 2022 -0700 @@ -1708,7 +1708,7 @@ void translate_m68k_chk(m68k_options *opts, m68kinst *inst, host_ea *src_op, host_ea *dst_op) { code_info *code = &opts->gen.code; - cycles(&opts->gen, 6); + cycles(&opts->gen, 4); if (dst_op->mode == MODE_REG_DIRECT) { cmp_ir(code, 0, dst_op->base, inst->extra.size); } else { @@ -1762,7 +1762,7 @@ mov_ir(code, inst->address+isize, opts->gen.scratch1, SZ_D); jmp(code, opts->trap); *passed = code->cur - (passed+1); - cycles(&opts->gen, 4); + cycles(&opts->gen, 6); } static uint32_t divu(uint32_t dividend, m68k_context *context, uint32_t divisor_shift) @@ -3207,7 +3207,7 @@ shl_ir(code, 2, opts->gen.scratch1, SZ_D); call(code, opts->read_32); call(code, opts->native_addr_and_sync); - cycles(&opts->gen, 18); + cycles(&opts->gen, 14); jmp_r(code, opts->gen.scratch1); opts->retrans_stub = code->cur;