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27 lines
978 B
LLVM
27 lines
978 B
LLVM
; RUN: opt -S -mtriple=amdgcn-unknown-amdhsa -amdgpu-promote-alloca < %s | FileCheck %s
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; CHECK-LABEL: @volatile_load(
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; CHECK: alloca [5 x i32]
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; CHECK load volatile i32, i32*
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define void @volatile_load(i32 addrspace(1)* nocapture %out, i32 addrspace(1)* nocapture %in) {
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entry:
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%stack = alloca [5 x i32], align 4
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%tmp = load i32, i32 addrspace(1)* %in, align 4
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%arrayidx1 = getelementptr inbounds [5 x i32], [5 x i32]* %stack, i32 0, i32 %tmp
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%load = load volatile i32, i32* %arrayidx1
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store i32 %load, i32 addrspace(1)* %out
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ret void
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}
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; CHECK-LABEL: @volatile_store(
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; CHECK: alloca [5 x i32]
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; CHECK store volatile i32 %tmp, i32*
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define void @volatile_store(i32 addrspace(1)* nocapture %out, i32 addrspace(1)* nocapture %in) {
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entry:
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%stack = alloca [5 x i32], align 4
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%tmp = load i32, i32 addrspace(1)* %in, align 4
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%arrayidx1 = getelementptr inbounds [5 x i32], [5 x i32]* %stack, i32 0, i32 %tmp
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store volatile i32 %tmp, i32* %arrayidx1
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ret void
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}
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