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TheRock/compiler/amd-llvm/llvm/test/CodeGen/AMDGPU/promote-alloca-globals.ll
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derek.holloway 7502bf64a4
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2026-09-02 16:34:47 -07:00

34 lines
1.8 KiB
LLVM

; RUN: opt -data-layout=A5 -S -mtriple=amdgcn-unknown-unknown -passes=amdgpu-promote-alloca < %s | FileCheck -check-prefix=IR %s
; RUN: llc -mtriple=amdgcn -mcpu=tonga < %s | FileCheck -check-prefix=ASM %s
@global_array0 = internal unnamed_addr addrspace(3) global [750 x [10 x i32]] poison, align 4
@global_array1 = internal unnamed_addr addrspace(3) global [750 x [10 x i32]] poison, align 4
; IR-LABEL: define amdgpu_kernel void @promote_alloca_size_256(ptr addrspace(1) captures(none) %out, ptr addrspace(1) captures(none) %in) {
; IR-NOT: alloca [10 x i32]
; ASM-LABEL: {{^}}promote_alloca_size_256:
; ASM: .amdgpu_lds llvm.amdgcn.kernel.promote_alloca_size_256.lds, 60000, 16
; ASM-NOT: .amdgpu_lds
define amdgpu_kernel void @promote_alloca_size_256(ptr addrspace(1) captures(none) %out, ptr addrspace(1) captures(none) %in) {
entry:
%stack = alloca [10 x i32], align 4, addrspace(5)
%tmp = load i32, ptr addrspace(1) %in, align 4
%arrayidx1 = getelementptr inbounds [10 x i32], ptr addrspace(5) %stack, i32 0, i32 %tmp
store i32 4, ptr addrspace(5) %arrayidx1, align 4
%arrayidx2 = getelementptr inbounds i32, ptr addrspace(1) %in, i32 1
%tmp1 = load i32, ptr addrspace(1) %arrayidx2, align 4
%arrayidx3 = getelementptr inbounds [10 x i32], ptr addrspace(5) %stack, i32 0, i32 %tmp1
store i32 5, ptr addrspace(5) %arrayidx3, align 4
%tmp2 = load i32, ptr addrspace(5) %stack, align 4
store i32 %tmp2, ptr addrspace(1) %out, align 4
%arrayidx12 = getelementptr inbounds [10 x i32], ptr addrspace(5) %stack, i32 0, i32 1
%tmp3 = load i32, ptr addrspace(5) %arrayidx12
%arrayidx13 = getelementptr inbounds i32, ptr addrspace(1) %out, i32 1
store i32 %tmp3, ptr addrspace(1) %arrayidx13
store i32 %tmp3, ptr addrspace(3) @global_array0
store i32 %tmp3, ptr addrspace(3) @global_array1
ret void
}