archive/Cemu
1
0
Fork 0
mirror of https://github.com/cemu-project/Cemu.git synced 2025-07-03 13:31:18 +12:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

PowerPC recompiler rework (#641)
Some checks failed
Build check / build (push) Failing after 0s
Details
Generate translation template / generate-pot (push) Failing after 0s
Details

Browse source
This commit is contained in:
Exzap 2025-04-26 17:59:32 +02:00 • committed by GitHub
parent 06233e3462
commit b089ae5b32
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
54 changed files with 15433 additions and 12397 deletions
Download patch file Download diff file Expand all files Collapse all files

47
src/Cafe/HW/Espresso/Recompiler/BackendX64/BackendX64AVX.cpp Normal file
View file

@ -0,0 +1,47 @@
#include "BackendX64.h"
void _x64Gen_writeMODRMDeprecated(x64GenContext_t* x64GenContext, sint32 dataRegister, sint32 memRegisterA64, sint32 memRegisterB64, sint32 memImmS32);
void _x64Gen_vex128_nds(x64GenContext_t* x64GenContext, uint8 opcodeMap, uint8 additionalOperand, uint8 pp, uint8 vex_ext, uint8 vex_r, uint8 vex_b, uint8 opcode)
{
if(vex_b != 0)
x64Gen_writeU8(x64GenContext, 0xC4); // three byte VEX
else
x64Gen_writeU8(x64GenContext, 0xC5); // two byte VEX
if (vex_b != 0)
{
uint8 vex_x = 0;
x64Gen_writeU8(x64GenContext, (vex_r ? 0x00 : 0x80) | (vex_x ? 0x00 : 0x40) | (vex_b ? 0x00 : 0x20) | 1);
}
x64Gen_writeU8(x64GenContext, (vex_ext<<7) | (((~additionalOperand)&0xF)<<3) | pp);
x64Gen_writeU8(x64GenContext, opcode);
}
#define VEX_PP_0F 0
#define VEX_PP_66_0F 1
#define VEX_PP_F3_0F 2
#define VEX_PP_F2_0F 3
void x64Gen_avx_VPUNPCKHQDQ_xmm_xmm_xmm(x64GenContext_t* x64GenContext, sint32 dstRegister, sint32 srcRegisterA, sint32 srcRegisterB)
{
_x64Gen_vex128_nds(x64GenContext, 0, srcRegisterA, VEX_PP_66_0F, dstRegister < 8 ? 1 : 0, (dstRegister >= 8 && srcRegisterB >= 8) ? 1 : 0, srcRegisterB < 8 ? 0 : 1, 0x6D);
x64Gen_writeU8(x64GenContext, 0xC0 + (srcRegisterB & 7) + (dstRegister & 7) * 8);
}
void x64Gen_avx_VUNPCKHPD_xmm_xmm_xmm(x64GenContext_t* x64GenContext, sint32 dstRegister, sint32 srcRegisterA, sint32 srcRegisterB)
{
_x64Gen_vex128_nds(x64GenContext, 0, srcRegisterA, VEX_PP_66_0F, dstRegister < 8 ? 1 : 0, (dstRegister >= 8 && srcRegisterB >= 8) ? 1 : 0, srcRegisterB < 8 ? 0 : 1, 0x15);
x64Gen_writeU8(x64GenContext, 0xC0 + (srcRegisterB & 7) + (dstRegister & 7) * 8);
}
void x64Gen_avx_VSUBPD_xmm_xmm_xmm(x64GenContext_t* x64GenContext, sint32 dstRegister, sint32 srcRegisterA, sint32 srcRegisterB)
{
_x64Gen_vex128_nds(x64GenContext, 0, srcRegisterA, VEX_PP_66_0F, dstRegister < 8 ? 1 : 0, (dstRegister >= 8 && srcRegisterB >= 8) ? 1 : 0, srcRegisterB < 8 ? 0 : 1, 0x5C);
x64Gen_writeU8(x64GenContext, 0xC0 + (srcRegisterB & 7) + (dstRegister & 7) * 8);
}