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author | Daniel Dunbar <daniel@zuster.org> | 2011-11-04 00:48:26 +0000 |
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committer | Daniel Dunbar <daniel@zuster.org> | 2011-11-04 00:48:26 +0000 |
commit | 28eb1c5217416aa60b06b8b569a5de8047f75514 (patch) | |
tree | 5e5886018631e575fa6d6b51eea0c4070e460d61 /test | |
parent | d5574f62d3932ba4adbdfb7e292c3e1e8116a06f (diff) | |
download | external_llvm-28eb1c5217416aa60b06b8b569a5de8047f75514.zip external_llvm-28eb1c5217416aa60b06b8b569a5de8047f75514.tar.gz external_llvm-28eb1c5217416aa60b06b8b569a5de8047f75514.tar.bz2 |
Speculatively revert "DeadStoreElimination can now trim the size of a store if
the end of it is dead.", which appears to break bootstrapping LLVM.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@143668 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
-rw-r--r-- | test/Transforms/DeadStoreElimination/OverwriteStoreEnd.ll | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/test/Transforms/DeadStoreElimination/OverwriteStoreEnd.ll b/test/Transforms/DeadStoreElimination/OverwriteStoreEnd.ll deleted file mode 100644 index 828ccc5..0000000 --- a/test/Transforms/DeadStoreElimination/OverwriteStoreEnd.ll +++ /dev/null @@ -1,78 +0,0 @@ -; RUN: opt < %s -basicaa -dse -S | 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-S128" - -%struct.vec2 = type { <4 x i32>, <4 x i32> } -%struct.vec2plusi = type { <4 x i32>, <4 x i32>, i32 } - -@glob1 = global %struct.vec2 zeroinitializer, align 16 -@glob2 = global %struct.vec2plusi zeroinitializer, align 16 - -define void @write24to28(i32* nocapture %p) nounwind uwtable ssp { -; CHECK: @write24to28 -entry: - %arrayidx0 = getelementptr inbounds i32* %p, i64 1 - %p3 = bitcast i32* %arrayidx0 to i8* -; CHECK: call void @llvm.memset.p0i8.i64(i8* %p3, i8 0, i64 24, i32 4, i1 false) - call void @llvm.memset.p0i8.i64(i8* %p3, i8 0, i64 28, i32 4, i1 false) - %arrayidx1 = getelementptr inbounds i32* %p, i64 7 - store i32 1, i32* %arrayidx1, align 4 - ret void -} - -define void @write28to32(i32* nocapture %p) nounwind uwtable ssp { -; CHECK: @write28to32 -entry: - %p3 = bitcast i32* %p to i8* -; CHECK: call void @llvm.memset.p0i8.i64(i8* %p3, i8 0, i64 28, i32 4, i1 false) - call void @llvm.memset.p0i8.i64(i8* %p3, i8 0, i64 32, i32 4, i1 false) - %arrayidx1 = getelementptr inbounds i32* %p, i64 7 - store i32 1, i32* %arrayidx1, align 4 - ret void -} - -define void @dontwrite28to32memset(i32* nocapture %p) nounwind uwtable ssp { -; CHECK: @dontwrite28to32memset -entry: - %p3 = bitcast i32* %p to i8* -; CHECK: call void @llvm.memset.p0i8.i64(i8* %p3, i8 0, i64 32, i32 16, i1 false) - call void @llvm.memset.p0i8.i64(i8* %p3, i8 0, i64 32, i32 16, i1 false) - %arrayidx1 = getelementptr inbounds i32* %p, i64 7 - store i32 1, i32* %arrayidx1, align 4 - ret void -} - -define void @write32to36(%struct.vec2plusi* nocapture %p) nounwind uwtable ssp { -; CHECK: @write32to36 -entry: - %0 = bitcast %struct.vec2plusi* %p to i8* -; CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %0, i8* bitcast (%struct.vec2plusi* @glob2 to i8*), i64 32, i32 16, i1 false) - tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %0, i8* bitcast (%struct.vec2plusi* @glob2 to i8*), i64 36, i32 16, i1 false) - %c = getelementptr inbounds %struct.vec2plusi* %p, i64 0, i32 2 - store i32 1, i32* %c, align 4 - ret void -} - -define void @write16to32(%struct.vec2* nocapture %p) nounwind uwtable ssp { -; CHECK: @write16to32 -entry: - %0 = bitcast %struct.vec2* %p to i8* -; CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %0, i8* bitcast (%struct.vec2* @glob1 to i8*), i64 16, i32 16, i1 false) - tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %0, i8* bitcast (%struct.vec2* @glob1 to i8*), i64 32, i32 16, i1 false) - %c = getelementptr inbounds %struct.vec2* %p, i64 0, i32 1 - store <4 x i32> <i32 1, i32 2, i32 3, i32 4>, <4 x i32>* %c, align 4 - ret void -} - -define void @dontwrite28to32memcpy(%struct.vec2* nocapture %p) nounwind uwtable ssp { -; CHECK: @dontwrite28to32memcpy -entry: - %0 = bitcast %struct.vec2* %p to i8* -; CHECK: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %0, i8* bitcast (%struct.vec2* @glob1 to i8*), i64 32, i32 16, i1 false) - tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %0, i8* bitcast (%struct.vec2* @glob1 to i8*), i64 32, i32 16, i1 false) - %arrayidx1 = getelementptr inbounds %struct.vec2* %p, i64 0, i32 0, i64 7 - store i32 1, i32* %arrayidx1, align 4 - ret void -} - -declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind -declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind |