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| author | David Terei <davidterei@gmail.com> | 2010-06-28 18:29:49 +0000 |
|---|---|---|
| committer | David Terei <davidterei@gmail.com> | 2010-06-28 18:29:49 +0000 |
| commit | f9d7e1f01042638253530db9f989fece42d7e39a (patch) | |
| tree | b0744162bbf1785a5eeffb2e5d89656544fb8794 /compiler/llvmGen | |
| parent | 6852de4405998e529711cdad16dd4ae280615608 (diff) | |
| download | haskell-f9d7e1f01042638253530db9f989fece42d7e39a.tar.gz | |
LLVM: Use intrinsic functions for pow, sqrt, sin, cos
Instead of calling the C library for these Cmm functions
we use intrinsic functions provided by llvm. LLVM will
then either create a compile time constant if possible, or
use a cpu instruction or as a last resort call the C
library.
Diffstat (limited to 'compiler/llvmGen')
| -rw-r--r-- | compiler/llvmGen/LlvmCodeGen/CodeGen.hs | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/compiler/llvmGen/LlvmCodeGen/CodeGen.hs b/compiler/llvmGen/LlvmCodeGen/CodeGen.hs index 0abc618f65..359d4925aa 100644 --- a/compiler/llvmGen/LlvmCodeGen/CodeGen.hs +++ b/compiler/llvmGen/LlvmCodeGen/CodeGen.hs @@ -351,11 +351,11 @@ cmmPrimOpFunctions mop = case mop of MO_F32_Exp -> fsLit "expf" MO_F32_Log -> fsLit "logf" - MO_F32_Sqrt -> fsLit "sqrtf" - MO_F32_Pwr -> fsLit "powf" + MO_F32_Sqrt -> fsLit "llvm.sqrt.f32" + MO_F32_Pwr -> fsLit "llvm.pow.f32" - MO_F32_Sin -> fsLit "sinf" - MO_F32_Cos -> fsLit "cosf" + MO_F32_Sin -> fsLit "llvm.sin.f32" + MO_F32_Cos -> fsLit "llvm.cos.f32" MO_F32_Tan -> fsLit "tanf" MO_F32_Asin -> fsLit "asinf" @@ -368,11 +368,11 @@ cmmPrimOpFunctions mop MO_F64_Exp -> fsLit "exp" MO_F64_Log -> fsLit "log" - MO_F64_Sqrt -> fsLit "sqrt" - MO_F64_Pwr -> fsLit "pow" + MO_F64_Sqrt -> fsLit "llvm.sqrt.f64" + MO_F64_Pwr -> fsLit "llvm.pow.f64" - MO_F64_Sin -> fsLit "sin" - MO_F64_Cos -> fsLit "cos" + MO_F64_Sin -> fsLit "llvm.sin.f64" + MO_F64_Cos -> fsLit "llvm.cos.f64" MO_F64_Tan -> fsLit "tan" MO_F64_Asin -> fsLit "asin" |