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Diffstat (limited to 'llvm/test/Transforms/MemCpyOpt/memmove.ll')
-rw-r--r-- | llvm/test/Transforms/MemCpyOpt/memmove.ll | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/llvm/test/Transforms/MemCpyOpt/memmove.ll b/llvm/test/Transforms/MemCpyOpt/memmove.ll deleted file mode 100644 index 91f2851ab78..00000000000 --- a/llvm/test/Transforms/MemCpyOpt/memmove.ll +++ /dev/null @@ -1,40 +0,0 @@ -; RUN: opt < %s -basicaa -memcpyopt -S | FileCheck %s -; These memmoves should get optimized to memcpys. - -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" -target triple = "x86_64-apple-darwin9.0" - -declare void @llvm.memmove.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i1) nounwind - -define i8* @test1(i8* nocapture %src) nounwind { -entry: -; CHECK-LABEL: @test1( -; CHECK: call void @llvm.memcpy - - %malloccall = tail call i8* @malloc(i32 trunc (i64 mul nuw (i64 ptrtoint (i8* getelementptr (i8, i8* null, i32 1) to i64), i64 13) to i32)) - %call3 = bitcast i8* %malloccall to [13 x i8]* - %call3.sub = getelementptr inbounds [13 x i8], [13 x i8]* %call3, i64 0, i64 0 - tail call void @llvm.memmove.p0i8.p0i8.i64(i8* %call3.sub, i8* %src, i64 13, i1 false) - ret i8* %call3.sub -} -declare noalias i8* @malloc(i32) - - -define void @test2(i8* %P) nounwind { -entry: -; CHECK-LABEL: @test2( -; CHECK: call void @llvm.memcpy - %add.ptr = getelementptr i8, i8* %P, i64 16 - tail call void @llvm.memmove.p0i8.p0i8.i64(i8* %P, i8* %add.ptr, i64 16, i1 false) - ret void -} - -; This cannot be optimize because the src/dst really do overlap. -define void @test3(i8* %P) nounwind { -entry: -; CHECK-LABEL: @test3( -; CHECK: call void @llvm.memmove - %add.ptr = getelementptr i8, i8* %P, i64 16 - tail call void @llvm.memmove.p0i8.p0i8.i64(i8* %P, i8* %add.ptr, i64 17, i1 false) - ret void -} |