Files
clang-p2996/llvm/test/Transforms/LoadStoreVectorizer/AMDGPU/extended-index.ll
Alexander Richardson a57847232f [LoadStoreVectorizer] Remove more unnecessary data layouts from tests
The tests in this directory all depend on the AMDGPU target being
present so we can let opt infer the data layout.

Reviewed By: arsenm

Pull Request: https://github.com/llvm/llvm-project/pull/137924
2025-04-30 10:58:33 -07:00

150 lines
5.8 KiB
LLVM

; RUN: opt -mtriple=amdgcn-amd-amdhsa -passes=load-store-vectorizer -S -o - %s | FileCheck %s
; RUN: opt -mtriple=amdgcn-amd-amdhsa -aa-pipeline=basic-aa -passes='function(load-store-vectorizer)' -S -o - %s | FileCheck %s
declare i32 @llvm.amdgcn.workitem.id.x() #1
; CHECK-LABEL: @basic_merge_sext_index(
; CHECK: sext i32 %id.x to i64
; CHECK: load <2 x float>
; CHECK: store <2 x float> zeroinitializer
define amdgpu_kernel void @basic_merge_sext_index(ptr addrspace(1) nocapture %a, ptr addrspace(1) nocapture %b, ptr addrspace(1) nocapture readonly %c) #0 {
entry:
%id.x = call i32 @llvm.amdgcn.workitem.id.x()
%sext.id.x = sext i32 %id.x to i64
%a.idx.x = getelementptr inbounds float, ptr addrspace(1) %a, i64 %sext.id.x
%c.idx.x = getelementptr inbounds float, ptr addrspace(1) %c, i64 %sext.id.x
%a.idx.x.1 = getelementptr inbounds float, ptr addrspace(1) %a.idx.x, i64 1
%c.idx.x.1 = getelementptr inbounds float, ptr addrspace(1) %c.idx.x, i64 1
%ld.c = load float, ptr addrspace(1) %c.idx.x, align 4
%ld.c.idx.1 = load float, ptr addrspace(1) %c.idx.x.1, align 4
store float 0.0, ptr addrspace(1) %a.idx.x, align 4
store float 0.0, ptr addrspace(1) %a.idx.x.1, align 4
%add = fadd float %ld.c, %ld.c.idx.1
store float %add, ptr addrspace(1) %b, align 4
ret void
}
; CHECK-LABEL: @basic_merge_zext_index(
; CHECK: zext i32 %id.x to i64
; CHECK: load <2 x float>
; CHECK: store <2 x float>
define amdgpu_kernel void @basic_merge_zext_index(ptr addrspace(1) nocapture %a, ptr addrspace(1) nocapture %b, ptr addrspace(1) nocapture readonly %c) #0 {
entry:
%id.x = call i32 @llvm.amdgcn.workitem.id.x()
%zext.id.x = zext i32 %id.x to i64
%a.idx.x = getelementptr inbounds float, ptr addrspace(1) %a, i64 %zext.id.x
%c.idx.x = getelementptr inbounds float, ptr addrspace(1) %c, i64 %zext.id.x
%a.idx.x.1 = getelementptr inbounds float, ptr addrspace(1) %a.idx.x, i64 1
%c.idx.x.1 = getelementptr inbounds float, ptr addrspace(1) %c.idx.x, i64 1
%ld.c = load float, ptr addrspace(1) %c.idx.x, align 4
%ld.c.idx.1 = load float, ptr addrspace(1) %c.idx.x.1, align 4
store float 0.0, ptr addrspace(1) %a.idx.x, align 4
store float 0.0, ptr addrspace(1) %a.idx.x.1, align 4
%add = fadd float %ld.c, %ld.c.idx.1
store float %add, ptr addrspace(1) %b, align 4
ret void
}
; CHECK-LABEL: @merge_op_zext_index(
; CHECK: load <2 x float>
; CHECK: store <2 x float>
define amdgpu_kernel void @merge_op_zext_index(ptr addrspace(1) nocapture noalias %a, ptr addrspace(1) nocapture noalias %b, ptr addrspace(1) nocapture readonly noalias %c) #0 {
entry:
%id.x = call i32 @llvm.amdgcn.workitem.id.x()
%shl = shl i32 %id.x, 2
%zext.id.x = zext i32 %shl to i64
%a.0 = getelementptr inbounds float, ptr addrspace(1) %a, i64 %zext.id.x
%c.0 = getelementptr inbounds float, ptr addrspace(1) %c, i64 %zext.id.x
%id.x.1 = or disjoint i32 %shl, 1
%id.x.1.ext = zext i32 %id.x.1 to i64
%a.1 = getelementptr inbounds float, ptr addrspace(1) %a, i64 %id.x.1.ext
%c.1 = getelementptr inbounds float, ptr addrspace(1) %c, i64 %id.x.1.ext
%ld.c.0 = load float, ptr addrspace(1) %c.0, align 4
store float 0.0, ptr addrspace(1) %a.0, align 4
%ld.c.1 = load float, ptr addrspace(1) %c.1, align 4
store float 0.0, ptr addrspace(1) %a.1, align 4
%add = fadd float %ld.c.0, %ld.c.1
store float %add, ptr addrspace(1) %b, align 4
ret void
}
; CHECK-LABEL: @merge_op_sext_index(
; CHECK: load <2 x float>
; CHECK: store <2 x float>
define amdgpu_kernel void @merge_op_sext_index(ptr addrspace(1) nocapture noalias %a, ptr addrspace(1) nocapture noalias %b, ptr addrspace(1) nocapture readonly noalias %c) #0 {
entry:
%id.x = call i32 @llvm.amdgcn.workitem.id.x()
%shl = shl i32 %id.x, 2
%zext.id.x = sext i32 %shl to i64
%a.0 = getelementptr inbounds float, ptr addrspace(1) %a, i64 %zext.id.x
%c.0 = getelementptr inbounds float, ptr addrspace(1) %c, i64 %zext.id.x
%id.x.1 = or disjoint i32 %shl, 1
%id.x.1.ext = sext i32 %id.x.1 to i64
%a.1 = getelementptr inbounds float, ptr addrspace(1) %a, i64 %id.x.1.ext
%c.1 = getelementptr inbounds float, ptr addrspace(1) %c, i64 %id.x.1.ext
%ld.c.0 = load float, ptr addrspace(1) %c.0, align 4
store float 0.0, ptr addrspace(1) %a.0, align 4
%ld.c.1 = load float, ptr addrspace(1) %c.1, align 4
store float 0.0, ptr addrspace(1) %a.1, align 4
%add = fadd float %ld.c.0, %ld.c.1
store float %add, ptr addrspace(1) %b, align 4
ret void
}
; This case fails to vectorize if not using the extra extension
; handling in isConsecutiveAccess.
; CHECK-LABEL: @zext_trunc_phi_1(
; CHECK: loop:
; CHECK: load <2 x i32>
; CHECK: store <2 x i32>
define amdgpu_kernel void @zext_trunc_phi_1(ptr addrspace(1) nocapture noalias %a, ptr addrspace(1) nocapture noalias %b, ptr addrspace(1) nocapture readonly noalias %c, i32 %n, i64 %arst, i64 %aoeu) #0 {
entry:
%cmp0 = icmp eq i32 %n, 0
br i1 %cmp0, label %exit, label %loop
loop:
%indvars.iv = phi i64 [ %indvars.iv.next, %loop ], [ 0, %entry ]
%trunc.iv = trunc i64 %indvars.iv to i32
%idx = shl i32 %trunc.iv, 4
%idx.ext = zext i32 %idx to i64
%c.0 = getelementptr inbounds i32, ptr addrspace(1) %c, i64 %idx.ext
%a.0 = getelementptr inbounds i32, ptr addrspace(1) %a, i64 %idx.ext
%idx.1 = or disjoint i32 %idx, 1
%idx.1.ext = zext i32 %idx.1 to i64
%c.1 = getelementptr inbounds i32, ptr addrspace(1) %c, i64 %idx.1.ext
%a.1 = getelementptr inbounds i32, ptr addrspace(1) %a, i64 %idx.1.ext
%ld.c.0 = load i32, ptr addrspace(1) %c.0, align 4
store i32 %ld.c.0, ptr addrspace(1) %a.0, align 4
%ld.c.1 = load i32, ptr addrspace(1) %c.1, align 4
store i32 %ld.c.1, ptr addrspace(1) %a.1, align 4
%indvars.iv.next = add i64 %indvars.iv, 1
%lftr.wideiv = trunc i64 %indvars.iv.next to i32
%exitcond = icmp eq i32 %lftr.wideiv, %n
br i1 %exitcond, label %exit, label %loop
exit:
ret void
}
attributes #0 = { nounwind }
attributes #1 = { nounwind readnone }