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| author | Peter Collingbourne <peter@pcc.me.uk> | 2012-05-28 21:48:37 +0000 |
|---|---|---|
| committer | Peter Collingbourne <peter@pcc.me.uk> | 2012-05-28 21:48:37 +0000 |
| commit | b34d3aa35b199969168f41a12e92e5d2f0e9367f (patch) | |
| tree | b3a696f14791b6638926e62f594bdd44770a1b5f | |
| parent | 7bb9f063be7c1228eb2647364ce3bbc9b31b7dc8 (diff) | |
| download | llvm-b34d3aa35b199969168f41a12e92e5d2f0e9367f.tar.gz llvm-b34d3aa35b199969168f41a12e92e5d2f0e9367f.tar.bz2 llvm-b34d3aa35b199969168f41a12e92e5d2f0e9367f.tar.xz | |
Add llvm.fabs intrinsic.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157594 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | include/llvm/Intrinsics.td | 1 | ||||
| -rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp | 5 | ||||
| -rw-r--r-- | test/CodeGen/NVPTX/intrinsics.ll | 21 |
3 files changed, 27 insertions, 0 deletions
diff --git a/include/llvm/Intrinsics.td b/include/llvm/Intrinsics.td index 1ebf13b1d8..01d2cca47a 100644 --- a/include/llvm/Intrinsics.td +++ b/include/llvm/Intrinsics.td @@ -259,6 +259,7 @@ let Properties = [IntrReadMem] in { def int_log2 : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>; def int_exp : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>; def int_exp2 : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>; + def int_fabs : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>; } let Properties = [IntrNoMem] in { diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp index 83df110d73..b7a6ec23d6 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp @@ -4920,6 +4920,11 @@ SelectionDAGBuilder::visitIntrinsicCall(const CallInst &I, unsigned Intrinsic) { case Intrinsic::pow: visitPow(I); return 0; + case Intrinsic::fabs: + setValue(&I, DAG.getNode(ISD::FABS, dl, + getValue(I.getArgOperand(0)).getValueType(), + getValue(I.getArgOperand(0)))); + return 0; case Intrinsic::fma: setValue(&I, DAG.getNode(ISD::FMA, dl, getValue(I.getArgOperand(0)).getValueType(), diff --git a/test/CodeGen/NVPTX/intrinsics.ll b/test/CodeGen/NVPTX/intrinsics.ll new file mode 100644 index 0000000000..afab60ca96 --- /dev/null +++ b/test/CodeGen/NVPTX/intrinsics.ll @@ -0,0 +1,21 @@ +; RUN: llc < %s -march=nvptx -mcpu=sm_10 | FileCheck %s +; RUN: llc < %s -march=nvptx64 -mcpu=sm_10 | FileCheck %s +; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s +; RUN: llc < %s -march=nvptx64 -mcpu=sm_20 | FileCheck %s + +define ptx_device float @test_fabsf(float %f) { +; CHECK: abs.f32 %f0, %f0; +; CHECK: ret; + %x = call float @llvm.fabs.f32(float %f) + ret float %x +} + +define ptx_device double @test_fabs(double %d) { +; CHECK: abs.f64 %fl0, %fl0; +; CHECK: ret; + %x = call double @llvm.fabs.f64(double %d) + ret double %x +} + +declare float @llvm.fabs.f32(float) +declare double @llvm.fabs.f64(double) |