26 lines
978 B
LLVM
26 lines
978 B
LLVM
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; RUN: opt -basic-aa -print-memoryssa -verify-memoryssa -enable-new-pm=0 -analyze < %s 2>&1 | FileCheck %s
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; RUN: opt -aa-pipeline=basic-aa -passes='print<memoryssa>' -verify-memoryssa -disable-output < %s 2>&1 | FileCheck %s
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; CHECK-LABEL: define <vscale x 4 x i32> @f(
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; CHECK: 1 = MemoryDef(liveOnEntry)
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; CHECK: MemoryUse(1) MustAlias
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define <vscale x 4 x i32> @f(<vscale x 4 x i32> %z) {
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%a = alloca <vscale x 4 x i32>
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store <vscale x 4 x i32> %z, <vscale x 4 x i32>* %a
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%zz = load <vscale x 4 x i32>, <vscale x 4 x i32>* %a
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ret <vscale x 4 x i32> %zz
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}
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; CHECK-LABEL: define i32 @g(
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; CHECK: 1 = MemoryDef(liveOnEntry)
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; CHECK: MemoryUse(1) MayAlias
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declare i32* @gg(<vscale x 4 x i32>* %a)
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define i32 @g(i32 %z, i32 *%bb) {
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%a = alloca <vscale x 4 x i32>
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%aa = getelementptr <vscale x 4 x i32>, <vscale x 4 x i32>* %a, i32 0, i32 0
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store i32 %z, i32* %aa
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%bbb = call i32* @gg(<vscale x 4 x i32>* %a) readnone
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%zz = load i32, i32* %bbb
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ret i32 %zz
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}
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