Mercurial > hg > CbC > CbC_llvm
view llvm/test/CodeGen/AMDGPU/promote-alloca-volatile.ll @ 266:00f31e85ec16 default tip
Added tag current for changeset 31d058e83c98
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Sat, 14 Oct 2023 10:13:55 +0900 |
parents | 1f2b6ac9f198 |
children |
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; RUN: opt -S -mtriple=amdgcn-unknown-amdhsa -passes=amdgpu-promote-alloca < %s | FileCheck %s ; CHECK-LABEL: @volatile_load( ; CHECK: alloca [4 x i32] ; CHECK: load volatile i32, ptr addrspace(5) define amdgpu_kernel void @volatile_load(ptr addrspace(1) nocapture %out, ptr addrspace(1) nocapture %in) { entry: %stack = alloca [4 x i32], align 4, addrspace(5) %tmp = load i32, ptr addrspace(1) %in, align 4 %arrayidx1 = getelementptr inbounds [4 x i32], ptr addrspace(5) %stack, i32 0, i32 %tmp %load = load volatile i32, ptr addrspace(5) %arrayidx1 store i32 %load, ptr addrspace(1) %out ret void } ; CHECK-LABEL: @volatile_store( ; CHECK: alloca [4 x i32] ; CHECK: store volatile i32 %tmp, ptr addrspace(5) define amdgpu_kernel void @volatile_store(ptr addrspace(1) nocapture %out, ptr addrspace(1) nocapture %in) { entry: %stack = alloca [4 x i32], align 4, addrspace(5) %tmp = load i32, ptr addrspace(1) %in, align 4 %arrayidx1 = getelementptr inbounds [4 x i32], ptr addrspace(5) %stack, i32 0, i32 %tmp store volatile i32 %tmp, ptr addrspace(5) %arrayidx1 ret void } ; Has on OK non-volatile user but also a volatile user ; CHECK-LABEL: @volatile_and_non_volatile_load( ; CHECK: alloca double ; CHECK: load double ; CHECK: load volatile double define amdgpu_kernel void @volatile_and_non_volatile_load(ptr addrspace(1) nocapture %arg, i32 %arg1) #0 { bb: %tmp = alloca double, align 8, addrspace(5) store double 0.000000e+00, ptr addrspace(5) %tmp, align 8 %tmp4 = load double, ptr addrspace(5) %tmp, align 8 %tmp5 = load volatile double, ptr addrspace(5) %tmp, align 8 store double %tmp4, ptr addrspace(1) %arg ret void } attributes #0 = { nounwind }