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Added debug code to log execution rate of non-recompiled instructions.

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This commit is contained in:
SarahW 2018-11-24 20:16:52 +00:00
commit 2a19183d83
8 changed files with 115 additions and 2 deletions
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40
src/codegen.c
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@ -310,7 +310,9 @@ void codegen_generate_call(uint8_t opcode, OpFn op, uint32_t fetchdat, uint32_t
int over = 0;
int test_modrm = 1;
int pc_off = 0;
#ifdef DEBUG_EXTRA
uint8_t last_prefix = 0;
#endif
op_ea_seg = &cpu_state.seg_ds;
op_ssegs = 0;
@ -321,6 +323,9 @@ void codegen_generate_call(uint8_t opcode, OpFn op, uint32_t fetchdat, uint32_t
switch (opcode)
{
case 0x0f:
#ifdef DEBUG_EXTRA
last_prefix = 0x0f;
#endif
op_table = x86_dynarec_opcodes_0f;
recomp_op_table = recomp_opcodes_0f;
over = 1;
@ -359,6 +364,9 @@ void codegen_generate_call(uint8_t opcode, OpFn op, uint32_t fetchdat, uint32_t
break;
case 0xd8:
#ifdef DEBUG_EXTRA
last_prefix = 0xd8;
#endif
op_table = (op_32 & 0x200) ? x86_dynarec_opcodes_d8_a32 : x86_dynarec_opcodes_d8_a16;
recomp_op_table = recomp_opcodes_d8;
opcode_shift = 3;
@ -369,6 +377,9 @@ void codegen_generate_call(uint8_t opcode, OpFn op, uint32_t fetchdat, uint32_t
block->flags |= CODEBLOCK_HAS_FPU;
break;
case 0xd9:
#ifdef DEBUG_EXTRA
last_prefix = 0xd9;
#endif
op_table = (op_32 & 0x200) ? x86_dynarec_opcodes_d9_a32 : x86_dynarec_opcodes_d9_a16;
recomp_op_table = recomp_opcodes_d9;
opcode_mask = 0xff;
@ -378,6 +389,9 @@ void codegen_generate_call(uint8_t opcode, OpFn op, uint32_t fetchdat, uint32_t
block->flags |= CODEBLOCK_HAS_FPU;
break;
case 0xda:
#ifdef DEBUG_EXTRA
last_prefix = 0xda;
#endif
op_table = (op_32 & 0x200) ? x86_dynarec_opcodes_da_a32 : x86_dynarec_opcodes_da_a16;
recomp_op_table = recomp_opcodes_da;
opcode_mask = 0xff;
@ -387,6 +401,9 @@ void codegen_generate_call(uint8_t opcode, OpFn op, uint32_t fetchdat, uint32_t
block->flags |= CODEBLOCK_HAS_FPU;
break;
case 0xdb:
#ifdef DEBUG_EXTRA
last_prefix = 0xdb;
#endif
op_table = (op_32 & 0x200) ? x86_dynarec_opcodes_db_a32 : x86_dynarec_opcodes_db_a16;
recomp_op_table = recomp_opcodes_db;
opcode_mask = 0xff;
@ -396,6 +413,9 @@ void codegen_generate_call(uint8_t opcode, OpFn op, uint32_t fetchdat, uint32_t
block->flags |= CODEBLOCK_HAS_FPU;
break;
case 0xdc:
#ifdef DEBUG_EXTRA
last_prefix = 0xdc;
#endif
op_table = (op_32 & 0x200) ? x86_dynarec_opcodes_dc_a32 : x86_dynarec_opcodes_dc_a16;
recomp_op_table = recomp_opcodes_dc;
opcode_shift = 3;
@ -406,6 +426,9 @@ void codegen_generate_call(uint8_t opcode, OpFn op, uint32_t fetchdat, uint32_t
block->flags |= CODEBLOCK_HAS_FPU;
break;
case 0xdd:
#ifdef DEBUG_EXTRA
last_prefix = 0xdd;
#endif
op_table = (op_32 & 0x200) ? x86_dynarec_opcodes_dd_a32 : x86_dynarec_opcodes_dd_a16;
recomp_op_table = recomp_opcodes_dd;
opcode_mask = 0xff;
@ -415,6 +438,9 @@ void codegen_generate_call(uint8_t opcode, OpFn op, uint32_t fetchdat, uint32_t
block->flags |= CODEBLOCK_HAS_FPU;
break;
case 0xde:
#ifdef DEBUG_EXTRA
last_prefix = 0xde;
#endif
op_table = (op_32 & 0x200) ? x86_dynarec_opcodes_de_a32 : x86_dynarec_opcodes_de_a16;
recomp_op_table = recomp_opcodes_de;
opcode_mask = 0xff;
@ -424,6 +450,9 @@ void codegen_generate_call(uint8_t opcode, OpFn op, uint32_t fetchdat, uint32_t
block->flags |= CODEBLOCK_HAS_FPU;
break;
case 0xdf:
#ifdef DEBUG_EXTRA
last_prefix = 0xdf;
#endif
op_table = (op_32 & 0x200) ? x86_dynarec_opcodes_df_a32 : x86_dynarec_opcodes_df_a16;
recomp_op_table = recomp_opcodes_df;
opcode_mask = 0xff;
@ -437,10 +466,16 @@ void codegen_generate_call(uint8_t opcode, OpFn op, uint32_t fetchdat, uint32_t
break;
case 0xf2: /*REPNE*/
#ifdef DEBUG_EXTRA
last_prefix = 0xf2;
#endif
op_table = x86_dynarec_opcodes_REPNE;
recomp_op_table = NULL;//recomp_opcodes_REPNE;
break;
case 0xf3: /*REPE*/
#ifdef DEBUG_EXTRA
last_prefix = 0xf3;
#endif
op_table = x86_dynarec_opcodes_REPE;
recomp_op_table = NULL;//recomp_opcodes_REPE;
break;
@ -525,6 +560,9 @@ generate_call:
op_pc -= pc_off;
}
#ifdef DEBUG_EXTRA
uop_LOG_INSTR(ir, opcode | (last_prefix << 8));
#endif
uop_MOV_IMM(ir, IREG_pc, op_pc+pc_off);
uop_MOV_IMM(ir, IREG_oldpc, old_pc);