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Merge pull request #1047 from aroulin/shader-ex2-lg2
Shader: Save caller-saved registers in JIT before a CALL
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commit
3c5ff418ca
@ -280,6 +280,22 @@ void JitCompiler::Compile_UniformCondition(Instruction instr) {
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CMP(sizeof(bool) * 8, MDisp(UNIFORMS, offset), Imm8(0));
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CMP(sizeof(bool) * 8, MDisp(UNIFORMS, offset), Imm8(0));
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}
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}
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void JitCompiler::Compile_PushCallerSavedXMM() {
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#ifndef _WIN32
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SUB(64, R(RSP), Imm8(2 * 16));
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MOVUPS(MDisp(RSP, 16), ONE);
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MOVUPS(MDisp(RSP, 0), NEGBIT);
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#endif
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}
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void JitCompiler::Compile_PopCallerSavedXMM() {
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#ifndef _WIN32
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MOVUPS(NEGBIT, MDisp(RSP, 0));
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MOVUPS(ONE, MDisp(RSP, 16));
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ADD(64, R(RSP), Imm8(2 * 16));
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#endif
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}
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void JitCompiler::Compile_ADD(Instruction instr) {
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void JitCompiler::Compile_ADD(Instruction instr) {
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Compile_SwizzleSrc(instr, 1, instr.common.src1, SRC1);
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Compile_SwizzleSrc(instr, 1, instr.common.src1, SRC1);
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Compile_SwizzleSrc(instr, 2, instr.common.src2, SRC2);
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Compile_SwizzleSrc(instr, 2, instr.common.src2, SRC2);
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@ -334,7 +350,14 @@ void JitCompiler::Compile_DP4(Instruction instr) {
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void JitCompiler::Compile_EX2(Instruction instr) {
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void JitCompiler::Compile_EX2(Instruction instr) {
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Compile_SwizzleSrc(instr, 1, instr.common.src1, SRC1);
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Compile_SwizzleSrc(instr, 1, instr.common.src1, SRC1);
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MOVSS(XMM0, R(SRC1));
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MOVSS(XMM0, R(SRC1));
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// The following will actually break the stack alignment
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ABI_PushAllCallerSavedRegsAndAdjustStack();
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Compile_PushCallerSavedXMM();
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ABI_CallFunction(reinterpret_cast<const void*>(exp2f));
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ABI_CallFunction(reinterpret_cast<const void*>(exp2f));
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Compile_PopCallerSavedXMM();
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ABI_PopAllCallerSavedRegsAndAdjustStack();
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SHUFPS(XMM0, R(XMM0), _MM_SHUFFLE(0, 0, 0, 0));
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SHUFPS(XMM0, R(XMM0), _MM_SHUFFLE(0, 0, 0, 0));
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MOVAPS(SRC1, R(XMM0));
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MOVAPS(SRC1, R(XMM0));
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Compile_DestEnable(instr, SRC1);
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Compile_DestEnable(instr, SRC1);
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@ -343,7 +366,14 @@ void JitCompiler::Compile_EX2(Instruction instr) {
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void JitCompiler::Compile_LG2(Instruction instr) {
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void JitCompiler::Compile_LG2(Instruction instr) {
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Compile_SwizzleSrc(instr, 1, instr.common.src1, SRC1);
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Compile_SwizzleSrc(instr, 1, instr.common.src1, SRC1);
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MOVSS(XMM0, R(SRC1));
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MOVSS(XMM0, R(SRC1));
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// The following will actually break the stack alignment
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ABI_PushAllCallerSavedRegsAndAdjustStack();
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Compile_PushCallerSavedXMM();
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ABI_CallFunction(reinterpret_cast<const void*>(log2f));
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ABI_CallFunction(reinterpret_cast<const void*>(log2f));
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Compile_PopCallerSavedXMM();
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ABI_PopAllCallerSavedRegsAndAdjustStack();
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SHUFPS(XMM0, R(XMM0), _MM_SHUFFLE(0, 0, 0, 0));
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SHUFPS(XMM0, R(XMM0), _MM_SHUFFLE(0, 0, 0, 0));
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MOVAPS(SRC1, R(XMM0));
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MOVAPS(SRC1, R(XMM0));
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Compile_DestEnable(instr, SRC1);
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Compile_DestEnable(instr, SRC1);
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@ -69,6 +69,9 @@ private:
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void Compile_EvaluateCondition(Instruction instr);
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void Compile_EvaluateCondition(Instruction instr);
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void Compile_UniformCondition(Instruction instr);
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void Compile_UniformCondition(Instruction instr);
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void Compile_PushCallerSavedXMM();
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void Compile_PopCallerSavedXMM();
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/// Pointer to the variable that stores the current Pica code offset. Used to handle nested code blocks.
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/// Pointer to the variable that stores the current Pica code offset. Used to handle nested code blocks.
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unsigned* offset_ptr = nullptr;
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unsigned* offset_ptr = nullptr;
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