forked from OSchip/llvm-project
49 lines
2.3 KiB
LLVM
49 lines
2.3 KiB
LLVM
; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -passes=amdgpu-promote-alloca < %s | FileCheck %s
|
|
|
|
; Make sure this allocates the correct size if the alloca has a non-0
|
|
; number of elements.
|
|
|
|
; CHECK-LABEL: @array_alloca(
|
|
; CHECK: %stack = alloca i32, i32 5, align 4, addrspace(5)
|
|
define amdgpu_kernel void @array_alloca(ptr addrspace(1) nocapture %out, ptr addrspace(1) nocapture %in) #0 {
|
|
entry:
|
|
%stack = alloca i32, i32 5, align 4, addrspace(5)
|
|
%ld0 = load i32, ptr addrspace(1) %in, align 4
|
|
%arrayidx1 = getelementptr inbounds i32, ptr addrspace(5) %stack, i32 %ld0
|
|
store i32 4, ptr addrspace(5) %arrayidx1, align 4
|
|
%arrayidx2 = getelementptr inbounds i32, ptr addrspace(1) %in, i32 1
|
|
%ld1 = load i32, ptr addrspace(1) %arrayidx2, align 4
|
|
%arrayidx3 = getelementptr inbounds i32, ptr addrspace(5) %stack, i32 %ld1
|
|
store i32 5, ptr addrspace(5) %arrayidx3, align 4
|
|
%ld2 = load i32, ptr addrspace(5) %stack, align 4
|
|
store i32 %ld2, ptr addrspace(1) %out, align 4
|
|
%arrayidx12 = getelementptr inbounds i32, ptr addrspace(5) %stack, i32 1
|
|
%ld3 = load i32, ptr addrspace(5) %arrayidx12
|
|
%arrayidx13 = getelementptr inbounds i32, ptr addrspace(1) %out, i32 1
|
|
store i32 %ld3, ptr addrspace(1) %arrayidx13
|
|
ret void
|
|
}
|
|
|
|
; CHECK-LABEL: @array_alloca_dynamic(
|
|
; CHECK: %stack = alloca i32, i32 %size, align 4, addrspace(5)
|
|
define amdgpu_kernel void @array_alloca_dynamic(ptr addrspace(1) nocapture %out, ptr addrspace(1) nocapture %in, i32 %size) #0 {
|
|
entry:
|
|
%stack = alloca i32, i32 %size, align 4, addrspace(5)
|
|
%ld0 = load i32, ptr addrspace(1) %in, align 4
|
|
%arrayidx1 = getelementptr inbounds i32, ptr addrspace(5) %stack, i32 %ld0
|
|
store i32 4, ptr addrspace(5) %arrayidx1, align 4
|
|
%arrayidx2 = getelementptr inbounds i32, ptr addrspace(1) %in, i32 1
|
|
%ld1 = load i32, ptr addrspace(1) %arrayidx2, align 4
|
|
%arrayidx3 = getelementptr inbounds i32, ptr addrspace(5) %stack, i32 %ld1
|
|
store i32 5, ptr addrspace(5) %arrayidx3, align 4
|
|
%ld2 = load i32, ptr addrspace(5) %stack, align 4
|
|
store i32 %ld2, ptr addrspace(1) %out, align 4
|
|
%arrayidx12 = getelementptr inbounds i32, ptr addrspace(5) %stack, i32 1
|
|
%ld3 = load i32, ptr addrspace(5) %arrayidx12
|
|
%arrayidx13 = getelementptr inbounds i32, ptr addrspace(1) %out, i32 1
|
|
store i32 %ld3, ptr addrspace(1) %arrayidx13
|
|
ret void
|
|
}
|
|
|
|
attributes #0 = { nounwind }
|