From a94251d081b202e81bcd51db0dd35f1aec82b0c5 Mon Sep 17 00:00:00 2001 From: Zack Rusin Date: Mon, 29 Oct 2007 13:42:58 -0400 Subject: Cleanup constant vector handling a bit. --- src/mesa/pipe/llvm/instructions.cpp | 28 ++++++++++++++-------------- 1 file changed, 14 insertions(+), 14 deletions(-) (limited to 'src/mesa/pipe/llvm/instructions.cpp') diff --git a/src/mesa/pipe/llvm/instructions.cpp b/src/mesa/pipe/llvm/instructions.cpp index 2eac0edbc4..3c68b764aa 100644 --- a/src/mesa/pipe/llvm/instructions.cpp +++ b/src/mesa/pipe/llvm/instructions.cpp @@ -466,12 +466,8 @@ llvm::Value * Instructions::lg2(llvm::Value *in) ExtractElementInst *w = new ExtractElementInst(in, unsigned(3), name("extractw"), m_block); - llvm::Value *const_vec = vectorFromVals( - ConstantFP::get(Type::FloatTy, APFloat(1.442695f)), - ConstantFP::get(Type::FloatTy, APFloat(1.442695f)), - ConstantFP::get(Type::FloatTy, APFloat(1.442695f)), - ConstantFP::get(Type::FloatTy, APFloat(1.442695f)) - ); + llvm::Value *const_vec = constVector(1.442695f, 1.442695f, + 1.442695f, 1.442695f); return mul(vectorFromVals(callFLog(x), callFLog(y), callFLog(z), callFLog(w)), const_vec); } @@ -1016,14 +1012,7 @@ llvm::Value * Instructions::lerp(llvm::Value *in1, llvm::Value *in2, llvm::Value *in3) { llvm::Value *m = mul(in1, in2); - llvm::Value *vec1 = vectorFromVals(ConstantFP::get(Type::FloatTy, - APFloat(1.f)), - ConstantFP::get(Type::FloatTy, - APFloat(1.f)), - ConstantFP::get(Type::FloatTy, - APFloat(1.f)), - ConstantFP::get(Type::FloatTy, - APFloat(1.f))); + llvm::Value *vec1 = constVector(1.f, 1.f, 1.f, 1.f); llvm::Value *s = sub(vec1, in1); return add(m, mul(s, in3)); } @@ -1170,4 +1159,15 @@ llvm::Function * Instructions::findFunction(int label) return func; } +llvm::Value * Instructions::constVector(float x, float y, float z, float w) +{ + std::vector vec(4); + vec[0] = ConstantFP::get(Type::FloatTy, APFloat(x)); + vec[1] = ConstantFP::get(Type::FloatTy, APFloat(y)); + vec[2] = ConstantFP::get(Type::FloatTy, APFloat(z)); + vec[3] = ConstantFP::get(Type::FloatTy, APFloat(w)); + return ConstantVector::get(m_floatVecType, vec); +} + #endif //MESA_LLVM + -- cgit v1.2.3