Vasileios Porpodas 83c55c3362 [SandboxVec][NFC] Precommit test
For a follow-up patch on handling of external uses.
2026-03-09 17:22:21 +00:00

32 lines
1.4 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 6
; RUN: opt -passes=sandbox-vectorizer -sbvec-vec-reg-bits=1024 -sbvec-allow-non-pow2 -sbvec-passes="seed-collection<tr-save,bottom-up-vec,tr-accept>" %s -S | FileCheck %s
; Checks the handling of users outside the vectorized graph.
define void @external_users(ptr %ptr) {
; CHECK-LABEL: define void @external_users(
; CHECK-SAME: ptr [[PTR:%.*]]) {
; CHECK-NEXT: [[PTR0:%.*]] = getelementptr float, ptr [[PTR]], i32 0
; CHECK-NEXT: [[LD0:%.*]] = load float, ptr [[PTR0]], align 4
; CHECK-NEXT: [[VECL:%.*]] = load <2 x float>, ptr [[PTR0]], align 4, !sandboxvec [[META0:![0-9]+]]
; CHECK-NEXT: [[SUB0:%.*]] = fsub float [[LD0]], 0.000000e+00
; CHECK-NEXT: [[VEC:%.*]] = fsub <2 x float> [[VECL]], zeroinitializer, !sandboxvec [[META0]]
; CHECK-NEXT: store <2 x float> [[VEC]], ptr [[PTR0]], align 4, !sandboxvec [[META0]]
; CHECK-NEXT: [[USER:%.*]] = fneg float [[SUB0]]
; CHECK-NEXT: ret void
;
%ptr0 = getelementptr float, ptr %ptr, i32 0
%ptr1 = getelementptr float, ptr %ptr, i32 1
%ld0 = load float, ptr %ptr0
%ld1 = load float, ptr %ptr1
%sub0 = fsub float %ld0, 0.0
%sub1 = fsub float %ld1, 0.0
store float %sub0, ptr %ptr0
store float %sub1, ptr %ptr1
%user = fneg float %sub0
ret void
}
;.
; CHECK: [[META0]] = distinct !{!"sandboxregion"}
;.