Emulation/ppsspp
1
0
Fork 0
mirror of https://github.com/hrydgard/ppsspp.git synced 2025-04-02 11:01:50 -04:00
Code Issues Projects Releases Packages Wiki Activity

x86jit: Load common float vals from constants.

Browse source
This commit is contained in:
Unknown W. Brackets 2023-09-24 07:04:14 -07:00
parent decccf199a
commit d36728e532
1 changed files with 14 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
Core/MIPS/x86/X64IRCompSystem.cpp
View file

@ -62,6 +62,20 @@ void X64JitBackend::CompIR_Basic(IRInst inst) {
regs_.Map(inst);
if (inst.constant == 0) {
XORPS(regs_.FX(inst.dest), regs_.F(inst.dest));
} else if (inst.constant == 0x7FFFFFFF) {
MOVSS(regs_.FX(inst.dest), M(constants.noSignMask)); // rip accessible
} else if (inst.constant == 0x80000000) {
MOVSS(regs_.FX(inst.dest), M(constants.signBitAll)); // rip accessible
} else if (inst.constant == 0x7F800000) {
MOVSS(regs_.FX(inst.dest), M(constants.positiveInfinity)); // rip accessible
} else if (inst.constant == 0x7FC00000) {
MOVSS(regs_.FX(inst.dest), M(constants.qNAN)); // rip accessible
} else if (inst.constant == 0x3F800000) {
MOVSS(regs_.FX(inst.dest), M(constants.positiveOnes)); // rip accessible
} else if (inst.constant == 0xBF800000) {
MOVSS(regs_.FX(inst.dest), M(constants.negativeOnes)); // rip accessible
} else if (inst.constant == 0x4EFFFFFF) {
MOVSS(regs_.FX(inst.dest), M(constants.maxIntBelowAsFloat)); // rip accessible
} else {
MOV(32, R(SCRATCH1), Imm32(inst.constant));
MOVD_xmm(regs_.FX(inst.dest), R(SCRATCH1));