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| author | Chris Lattner <sabre@nondot.org> | 2010-07-08 00:27:05 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2010-07-08 00:27:05 +0000 |
| commit | 0238f8c430050d23ef861169bb4c4f930af0ef97 (patch) | |
| tree | 415823c526a27c9714b2e3f9d080061a6d0379d5 /test/Transforms | |
| parent | 49dcb0f9ec865fd5474e5b552723adab2d7bf840 (diff) | |
| download | llvm-0238f8c430050d23ef861169bb4c4f930af0ef97.tar.gz llvm-0238f8c430050d23ef861169bb4c4f930af0ef97.tar.bz2 llvm-0238f8c430050d23ef861169bb4c4f930af0ef97.tar.xz | |
Fix the second half of PR7437: scalarrepl wasn't preserving
address spaces when SRoA'ing memcpy's.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107846 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms')
| -rw-r--r-- | test/Transforms/ScalarRepl/address-space.ll | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/test/Transforms/ScalarRepl/address-space.ll b/test/Transforms/ScalarRepl/address-space.ll new file mode 100644 index 0000000000..318d4e7590 --- /dev/null +++ b/test/Transforms/ScalarRepl/address-space.ll @@ -0,0 +1,35 @@ +; RUN: opt -S -scalarrepl < %s | FileCheck %s +; PR7437 - Make sure SROA preserves address space of memcpy when +; hacking on it. +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" + +%struct.anon = type { [1 x float] } + +; CHECK: define void @Test( +; CHECK: load float addrspace(2)* +; CHECK-NEXT: fsub float +; CHECK: store float {{.*}}, float addrspace(2)* +define void @Test(%struct.anon addrspace(2)* %pPtr) nounwind { +entry: + %s = alloca %struct.anon, align 4 ; <%struct.anon*> [#uses=3] + %arrayidx = getelementptr inbounds %struct.anon addrspace(2)* %pPtr, i64 0 ; <%struct.anon addrspace(2)*> [#uses=1] + %tmp1 = bitcast %struct.anon* %s to i8* ; <i8*> [#uses=1] + %tmp2 = bitcast %struct.anon addrspace(2)* %arrayidx to i8 addrspace(2)* ; <i8 addrspace(2)*> [#uses=1] + call void @llvm.memcpy.p0i8.p2i8.i64(i8* %tmp1, i8 addrspace(2)* %tmp2, i64 4, i32 4, i1 false) + %tmp3 = getelementptr inbounds %struct.anon* %s, i32 0, i32 0 ; <[1 x float]*> [#uses=1] + %arrayidx4 = getelementptr inbounds [1 x float]* %tmp3, i32 0, i64 0 ; <float*> [#uses=2] + %tmp5 = load float* %arrayidx4 ; <float> [#uses=1] + %sub = fsub float %tmp5, 5.000000e+00 ; <float> [#uses=1] + store float %sub, float* %arrayidx4 + %arrayidx7 = getelementptr inbounds %struct.anon addrspace(2)* %pPtr, i64 0 ; <%struct.anon addrspace(2)*> [#uses=1] + %tmp8 = bitcast %struct.anon addrspace(2)* %arrayidx7 to i8 addrspace(2)* ; <i8 addrspace(2)*> [#uses=1] + %tmp9 = bitcast %struct.anon* %s to i8* ; <i8*> [#uses=1] + call void @llvm.memcpy.p2i8.p0i8.i64(i8 addrspace(2)* %tmp8, i8* %tmp9, i64 4, i32 4, i1 false) + ret void +} + +declare void @llvm.memcpy.p0i8.p2i8.i64(i8* nocapture, i8 addrspace(2)* nocapture, i64, i32, i1) nounwind + +declare void @llvm.memcpy.p2i8.p0i8.i64(i8 addrspace(2)* nocapture, i8* nocapture, i64, i32, i1) nounwind + |