[llvm-commits] [llvm] r53690 - in /llvm/branches/Apple/Gaz: lib/Transforms/Scalar/InstructionCombining.cpp test/Transforms/InstCombine/2008-07-16-sse2_storel_dq.ll
Bill Wendling
isanbard at gmail.com
Wed Jul 16 10:40:24 PDT 2008
Author: void
Date: Wed Jul 16 12:40:24 2008
New Revision: 53690
URL: http://llvm.org/viewvc/llvm-project?rev=53690&view=rev
Log:
Pull r53666 into Gaz:
Fix PR2296. Do not transform x86_sse2_storel_dq into a full-width store.
Added:
llvm/branches/Apple/Gaz/test/Transforms/InstCombine/2008-07-16-sse2_storel_dq.ll
Modified:
llvm/branches/Apple/Gaz/lib/Transforms/Scalar/InstructionCombining.cpp
Modified: llvm/branches/Apple/Gaz/lib/Transforms/Scalar/InstructionCombining.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/branches/Apple/Gaz/lib/Transforms/Scalar/InstructionCombining.cpp?rev=53690&r1=53689&r2=53690&view=diff
==============================================================================
--- llvm/branches/Apple/Gaz/lib/Transforms/Scalar/InstructionCombining.cpp (original)
+++ llvm/branches/Apple/Gaz/lib/Transforms/Scalar/InstructionCombining.cpp Wed Jul 16 12:40:24 2008
@@ -8639,7 +8639,6 @@
case Intrinsic::x86_sse_storeu_ps:
case Intrinsic::x86_sse2_storeu_pd:
case Intrinsic::x86_sse2_storeu_dq:
- case Intrinsic::x86_sse2_storel_dq:
// Turn X86 storeu -> store if the pointer is known aligned.
if (GetOrEnforceKnownAlignment(II->getOperand(1), 16) >= 16) {
const Type *OpPtrTy =
Added: llvm/branches/Apple/Gaz/test/Transforms/InstCombine/2008-07-16-sse2_storel_dq.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/branches/Apple/Gaz/test/Transforms/InstCombine/2008-07-16-sse2_storel_dq.ll?rev=53690&view=auto
==============================================================================
--- llvm/branches/Apple/Gaz/test/Transforms/InstCombine/2008-07-16-sse2_storel_dq.ll (added)
+++ llvm/branches/Apple/Gaz/test/Transforms/InstCombine/2008-07-16-sse2_storel_dq.ll Wed Jul 16 12:40:24 2008
@@ -0,0 +1,13 @@
+; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep {store }
+; PR2296
+
+ at G = common global double 0.000000e+00, align 16
+
+define void @x(<2 x i64> %y) nounwind {
+entry:
+ bitcast <2 x i64> %y to <4 x i32>
+ call void @llvm.x86.sse2.storel.dq( i8* bitcast (double* @G to i8*), <4 x i32> %0 ) nounwind
+ ret void
+}
+
+declare void @llvm.x86.sse2.storel.dq(i8*, <4 x i32>) nounwind
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