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Added Pentium and Pentium MMX emulation.

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This commit is contained in:
TomW 2014-11-17 20:41:02 +00:00
commit 13226a2bd4
13 changed files with 1536 additions and 16 deletions
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5
src/codegen_x86.c
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@ -306,6 +306,7 @@ void codegen_block_init(uint32_t phys_addr)
last_ssegs = -1;
codegen_block_cycles = 0;
codegen_timing_block_start();
}
void codegen_block_remove()
@ -358,6 +359,8 @@ void codegen_block_end()
block->checksum = checksum;
// pclog("Checksum for %08x - %08x = %08x\n", codeblock_hash_pc[block_num] & ~3, end_pc, checksum);
codegen_timing_block_end();
addbyte(0x81); /*SUB $codegen_block_cycles, cyclcs*/
addbyte(0x2d);
addlong((uint32_t)&cycles);
@ -561,8 +564,8 @@ void codegen_generate_call(uint8_t opcode, OpFn op, uint32_t fetchdat, uint32_t
default:
goto generate_call;
}
codegen_timing_prefix(opcode);
fetchdat = fastreadl(cs + op_pc);
codegen_timing_prefix(opcode, fetchdat);
if (abrt)
return;
opcode = fetchdat & 0xff;