forked from OSchip/llvm-project
31 lines
821 B
LLVM
31 lines
821 B
LLVM
; RUN: opt %s -aa-pipeline=basic-aa -passes=aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s
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;
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; Generated from:
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;
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; int foo() {
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; int v;
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; asm goto("movl $1, %0" : "=m"(v)::: out);
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; out:
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; return v;
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; }
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target triple = "x86_64-unknown-linux-gnu"
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; CHECK: Both ModRef: Ptr: i32* %v <-> callbr void asm "movl $$1, $0", "=*m,X,~{dirflag},~{fpsr},~{flags}"(i32* nonnull elementtype(i32) %v, i8* blockaddress(@foo, %out))
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define dso_local i32 @foo() {
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entry:
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%v = alloca i32, align 4
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%0 = bitcast i32* %v to i8*
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callbr void asm "movl $$1, $0", "=*m,X,~{dirflag},~{fpsr},~{flags}"(i32* elementtype(i32) nonnull %v, i8* blockaddress(@foo, %out))
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to label %asm.fallthrough [label %out]
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asm.fallthrough:
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br label %out
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out:
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%1 = load i32, i32* %v, align 4
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ret i32 %1
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}
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