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Imported Upstream version 6.10.0.49

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Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b
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Xamarin Public Jenkins (auto-signing)
2020-01-16 16:38:04 +00:00
parent d94e79959b
commit 468663ddbb
48518 changed files with 2789335 additions and 61176 deletions
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19
external/llvm-project/llvm/test/Analysis/MemorySSA/assume.ll vendored Normal file
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; RUN: opt -basicaa -memoryssa -analyze < %s 2>&1 | FileCheck %s
; RUN: opt -aa-pipeline=basic-aa -passes='print<memoryssa>,verify<memoryssa>' -disable-output < %s 2>&1 | FileCheck %s
;
; Ensures that assumes are treated as not reading or writing memory.
declare void @llvm.assume(i1)
define i32 @foo(i32* %a, i32* %b, i1 %c) {
; CHECK: 1 = MemoryDef(liveOnEntry)
; CHECK-NEXT: store i32 4
store i32 4, i32* %a, align 4
; CHECK-NOT: MemoryDef
; CHECK: call void @llvm.assume
call void @llvm.assume(i1 %c)
; CHECK: MemoryUse(1)
; CHECK-NEXT: %1 = load i32
%1 = load i32, i32* %a, align 4
ret i32 %1
}