linux-packaging-mono/external/llvm/test/Transforms/AtomicExpand/X86/expand-atomic-rmw-initial-load.ll
Xamarin Public Jenkins (auto-signing) 279aa8f685 Imported Upstream version 5.18.0.246
Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833
2019-01-23 08:21:40 +00:00

12 lines
420 B
LLVM

; RUN: opt -S %s -atomic-expand -mtriple=i686-linux-gnu | FileCheck %s
; This file tests the function `llvm::expandAtomicRMWToCmpXchg`.
; It isn't technically target specific, but is exposed through a pass that is.
define i8 @test_initial_load(i8* %ptr, i8 %value) {
%res = atomicrmw nand i8* %ptr, i8 %value seq_cst
ret i8 %res
}
; CHECK-LABEL: @test_initial_load
; CHECK-NEXT: %1 = load i8, i8* %ptr, align 1