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Diffstat (limited to 'llvm/test/Transforms/LoopVectorize/safegep.ll')
-rw-r--r-- | llvm/test/Transforms/LoopVectorize/safegep.ll | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/llvm/test/Transforms/LoopVectorize/safegep.ll b/llvm/test/Transforms/LoopVectorize/safegep.ll deleted file mode 100644 index ecef8138f0b..00000000000 --- a/llvm/test/Transforms/LoopVectorize/safegep.ll +++ /dev/null @@ -1,61 +0,0 @@ -; RUN: opt -S -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 < %s | FileCheck %s -target datalayout = "e-p:32:32:32-S128-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f16:16:16-f32:32:32-f64:32:64-f128:128:128-v64:64:64-v128:128:128-a0:0:64-f80:32:32-n8:16:32" - - -; We can vectorize this code because if the address computation would wrap then -; a load from 0 would take place which is undefined behaviour in address space 0 -; according to LLVM IR semantics. - -; PR16592 - -; CHECK-LABEL: @safe( -; CHECK: <4 x float> - -define void @safe(float* %A, float* %B, float %K) { -entry: - br label %"<bb 3>" - -"<bb 3>": - %i_15 = phi i32 [ 0, %entry ], [ %i_19, %"<bb 3>" ] - %pp3 = getelementptr float, float* %A, i32 %i_15 - %D.1396_10 = load float, float* %pp3, align 4 - %pp24 = getelementptr float, float* %B, i32 %i_15 - %D.1398_15 = load float, float* %pp24, align 4 - %D.1399_17 = fadd float %D.1398_15, %K - %D.1400_18 = fmul float %D.1396_10, %D.1399_17 - store float %D.1400_18, float* %pp3, align 4 - %i_19 = add nsw i32 %i_15, 1 - %exitcond = icmp ne i32 %i_19, 64 - br i1 %exitcond, label %"<bb 3>", label %return - -return: - ret void -} - -; In a non-default address space we don't have this rule. - -; CHECK-LABEL: @notsafe( -; CHECK-NOT: <4 x float> - -define void @notsafe(float addrspace(5) * %A, float* %B, float %K) { -entry: - br label %"<bb 3>" - -"<bb 3>": - %i_15 = phi i32 [ 0, %entry ], [ %i_19, %"<bb 3>" ] - %pp3 = getelementptr float, float addrspace(5) * %A, i32 %i_15 - %D.1396_10 = load float, float addrspace(5) * %pp3, align 4 - %pp24 = getelementptr float, float* %B, i32 %i_15 - %D.1398_15 = load float, float* %pp24, align 4 - %D.1399_17 = fadd float %D.1398_15, %K - %D.1400_18 = fmul float %D.1396_10, %D.1399_17 - store float %D.1400_18, float addrspace(5) * %pp3, align 4 - %i_19 = add nsw i32 %i_15, 1 - %exitcond = icmp ne i32 %i_19, 64 - br i1 %exitcond, label %"<bb 3>", label %return - -return: - ret void -} - - |