| ; RUN: opt -mtriple=amdgcn-amd-amdhsa -basicaa -scoped-noalias -load-store-vectorizer -S -o - %s | FileCheck -check-prefix=SCOPE -check-prefix=ALL %s |
| ; RUN: opt -mtriple=amdgcn-amd-amdhsa -basicaa -load-store-vectorizer -S -o - %s | FileCheck -check-prefix=NOSCOPE -check-prefix=ALL %s |
| |
| target datalayout = "e-p:32:32-p1:64:64-p2:64:64-p3:32:32-p4:64:64-p5:32:32-p24:64:64-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64" |
| |
| ; This fails to vectorize if the !alias.scope is not used |
| |
| ; ALL-LABEL: @vectorize_alias_scope( |
| ; SCOPE: load float, float addrspace(1)* %c |
| ; SCOPE: bitcast float addrspace(1)* %a to <2 x float> addrspace(1)* |
| ; SCOPE: store <2 x float> zeroinitializer |
| ; SCOPE: store float %ld.c, float addrspace(1)* %b, |
| |
| ; NOSCOPE: store float |
| ; NOSCOPE: load float |
| ; NOSCOPE: store float |
| ; NOSCOPE: store float |
| define amdgpu_kernel void @vectorize_alias_scope(float addrspace(1)* nocapture %a, float addrspace(1)* nocapture %b, float addrspace(1)* nocapture readonly %c) #0 { |
| entry: |
| %a.idx.1 = getelementptr inbounds float, float addrspace(1)* %a, i64 1 |
| store float 0.0, float addrspace(1)* %a, align 4, !noalias !0 |
| %ld.c = load float, float addrspace(1)* %c, align 4, !alias.scope !0 |
| store float 0.0, float addrspace(1)* %a.idx.1, align 4, !noalias !0 |
| store float %ld.c, float addrspace(1)* %b, align 4, !noalias !0 |
| ret void |
| } |
| |
| attributes #0 = { nounwind } |
| |
| !0 = !{!1} |
| !1 = distinct !{!1, !2, !"some scope"} |
| !2 = distinct !{!2, !"some domain"} |