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| author | aroulin <andy.roulin@epfl.ch> | 2015-08-23 15:13:36 +0200 |
|---|---|---|
| committer | aroulin <andy.roulin@epfl.ch> | 2015-08-23 22:01:17 +0200 |
| commit | fa552f11ef1f96afab715c9653c705e3fbbe2a74 (patch) | |
| tree | 152cb8e6321e7d02b61893079573ac0b2d07ce68 /src/video_core/shader/shader_jit_x64.cpp | |
| parent | x64-emitter: add RCPSS SSE instruction (diff) | |
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Diffstat (limited to 'src/video_core/shader/shader_jit_x64.cpp')
| -rw-r--r-- | src/video_core/shader/shader_jit_x64.cpp | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/video_core/shader/shader_jit_x64.cpp b/src/video_core/shader/shader_jit_x64.cpp index a1bdd8456..e52fe43fb 100644 --- a/src/video_core/shader/shader_jit_x64.cpp +++ b/src/video_core/shader/shader_jit_x64.cpp @@ -496,9 +496,10 @@ void JitCompiler::Compile_MOV(Instruction instr) { void JitCompiler::Compile_RCP(Instruction instr) { Compile_SwizzleSrc(instr, 1, instr.common.src1, SRC1); - // TODO(bunnei): RCPPS is a pretty rough approximation, this might cause problems if Pica + // TODO(bunnei): RCPSS is a pretty rough approximation, this might cause problems if Pica // performs this operation more accurately. This should be checked on hardware. - RCPPS(SRC1, R(SRC1)); + RCPSS(SRC1, R(SRC1)); + SHUFPS(SRC1, R(SRC1), _MM_SHUFFLE(0, 0, 0, 0)); // XYWZ -> XXXX Compile_DestEnable(instr, SRC1); } @@ -506,9 +507,10 @@ void JitCompiler::Compile_RCP(Instruction instr) { void JitCompiler::Compile_RSQ(Instruction instr) { Compile_SwizzleSrc(instr, 1, instr.common.src1, SRC1); - // TODO(bunnei): RSQRTPS is a pretty rough approximation, this might cause problems if Pica + // TODO(bunnei): RSQRTSS is a pretty rough approximation, this might cause problems if Pica // performs this operation more accurately. This should be checked on hardware. - RSQRTPS(SRC1, R(SRC1)); + RSQRTSS(SRC1, R(SRC1)); + SHUFPS(SRC1, R(SRC1), _MM_SHUFFLE(0, 0, 0, 0)); // XYWZ -> XXXX Compile_DestEnable(instr, SRC1); } |