diff options
| author | JosJuice <josjuice@gmail.com> | 2024-04-20 11:30:06 +0200 |
|---|---|---|
| committer | JosJuice <josjuice@gmail.com> | 2024-04-20 16:55:29 +0200 |
| commit | 4ac52cf0535e0b007b8a844292984a8f450f5fef (patch) | |
| tree | abf807c44de5bb3edf659d11f685b1698a24c4c3 /Source/Core | |
| parent | 637ae12ff447b3cbca1c7435ee841d5efed2b13b (diff) | |
JitArm64: Minor mtfsfix optimization
BFI takes two cycles on many CPUs, whereas AND (immediate) only takes
one.
Diffstat (limited to 'Source/Core')
| -rw-r--r-- | Source/Core/Core/PowerPC/JitArm64/JitArm64_SystemRegisters.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/Source/Core/Core/PowerPC/JitArm64/JitArm64_SystemRegisters.cpp b/Source/Core/Core/PowerPC/JitArm64/JitArm64_SystemRegisters.cpp index fe61d9cd29..3cbd0e6de4 100644 --- a/Source/Core/Core/PowerPC/JitArm64/JitArm64_SystemRegisters.cpp +++ b/Source/Core/Core/PowerPC/JitArm64/JitArm64_SystemRegisters.cpp @@ -896,7 +896,8 @@ void JitArm64::mtfsfix(UGeckoInstruction inst) } else if (imm == 0x0) { - BFI(WA, ARM64Reg::WZR, shift, 4); + const u32 inverted_mask = ~mask; + AND(WA, WA, LogicalImm(inverted_mask, GPRSize::B32)); } else { |