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Recompiler now handles instruction and cycle counting.

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This commit is contained in:
SarahW 2018-07-06 17:51:22 +01:00
commit 774f4201ee
8 changed files with 99 additions and 7 deletions
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18
src/codegen.c
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@ -6,6 +6,7 @@
#include "386_common.h"
#include "codegen_accumulate.h"
#include "codegen_backend.h"
#include "codegen_ir.h"
@ -262,7 +263,7 @@ void codegen_generate_call(uint8_t opcode, OpFn op, uint32_t fetchdat, uint32_t
op_ea_seg = &_ds;
op_ea_seg = &_ds;
codegen_timing_start();
while (!over)
{
@ -397,7 +398,7 @@ void codegen_generate_call(uint8_t opcode, OpFn op, uint32_t fetchdat, uint32_t
goto generate_call;
}
fetchdat = fastreadl(cs + op_pc);
// codegen_timing_prefix(opcode, fetchdat);
codegen_timing_prefix(opcode, fetchdat);
if (cpu_state.abrt)
return;
opcode = fetchdat & 0xff;
@ -408,6 +409,19 @@ void codegen_generate_call(uint8_t opcode, OpFn op, uint32_t fetchdat, uint32_t
}
generate_call:
codegen_timing_opcode(opcode, fetchdat, op_32);
codegen_accumulate(ACCREG_ins, 1);
codegen_accumulate(ACCREG_cycles, -codegen_block_cycles);
codegen_block_cycles = 0;
if ((op_table == x86_dynarec_opcodes &&
((opcode & 0xf0) == 0x70 || (opcode & 0xfc) == 0xe0 || opcode == 0xc2 ||
(opcode & 0xfe) == 0xca || (opcode & 0xfc) == 0xcc || (opcode & 0xfc) == 0xe8 ||
(opcode == 0xff && ((fetchdat & 0x38) >= 0x10 && (fetchdat & 0x38) < 0x30)))) ||
(op_table == x86_dynarec_opcodes_0f && ((opcode & 0xf0) == 0x80)))
codegen_accumulate_flush(ir);
//pclog("%04x:%08x : %02x\n", CS, new_pc, opcode);
op = op_table[((opcode >> opcode_shift) | op_32) & opcode_mask];