From 54026c0f1b10fc6335f2a090c12627e5f7126641 Mon Sep 17 00:00:00 2001 From: Owen Anderson Date: Mon, 19 Jul 2010 08:10:24 +0000 Subject: [PATCH] Remove r108639 now that it is handled by InstCombine instead. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108688 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 13 ------------- test/CodeGen/X86/2010-07-18-sqrt.ll | 17 ----------------- 2 files changed, 30 deletions(-) delete mode 100644 test/CodeGen/X86/2010-07-18-sqrt.ll diff --git a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index 271b2b621d0..e6717524645 100644 --- a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -4926,19 +4926,6 @@ SDValue DAGCombiner::visitFP_ROUND(SDNode *N) { return DAG.getNode(ISD::FCOPYSIGN, N->getDebugLoc(), VT, Tmp, N0.getOperand(1)); } - - // (f32 fp_round (f64 sqrt (f64 fp_extend (f32)))) -> (f32 sqrt) - EVT VT0 = N0.getValueType(); - if (VT == MVT::f32 && - N0.getOpcode() == ISD::FSQRT && VT0 == MVT::f64) { - SDValue N1 = N0.getOperand(0); - EVT VT1 = N1.getValueType(); - if (N1.getOpcode() == ISD::FP_EXTEND && VT1 == MVT::f64 && - N1.getOperand(0).getValueType() == MVT::f32) { - return DAG.getNode(ISD::FSQRT, N->getDebugLoc(), MVT::f32, - N1.getOperand(0), N->getOperand(1)); - } - } return SDValue(); } diff --git a/test/CodeGen/X86/2010-07-18-sqrt.ll b/test/CodeGen/X86/2010-07-18-sqrt.ll deleted file mode 100644 index f8369124acd..00000000000 --- a/test/CodeGen/X86/2010-07-18-sqrt.ll +++ /dev/null @@ -1,17 +0,0 @@ -; RUN: llc < %s -march=x86 -mattr=+sse2 | FileCheck %s -target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" -target triple = "x86_64-apple-darwin10.0.0" - -define float @foo(float %x) nounwind readnone ssp { -entry: -; CHECK-NOT: cvtss2sd -; CHECK-NOT: sqrtsd -; CHECK-NOT: cvtsd2ss -; CHECK: sqrtss - %conv = fpext float %x to double ; [#uses=1] - %call = tail call double @sqrt(double %conv) nounwind ; [#uses=1] - %conv1 = fptrunc double %call to float ; [#uses=1] - ret float %conv1 -} - -declare double @sqrt(double) readnone -- 2.34.1