| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt < %s -passes=slp-vectorizer -S | FileCheck %s |
| |
| target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" |
| target triple = "aarch64-unknown-linux-gnu" |
| |
| ; Protect against a crash with scalable vector users |
| |
| define i1 @crash(i32 %a, i32 %b) { |
| ; CHECK-LABEL: @crash( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CONV_I446:%.*]] = sext i32 [[A:%.*]] to i64 |
| ; CHECK-NEXT: [[CMP_I618870_NOT_NOT:%.*]] = icmp ult i64 0, [[CONV_I446]] |
| ; CHECK-NEXT: [[CONV_I401:%.*]] = sext i32 [[B:%.*]] to i64 |
| ; CHECK-NEXT: [[CMP_I407876_NOT_NOT:%.*]] = icmp ult i64 0, [[CONV_I401]] |
| ; CHECK-NEXT: [[TMP0:%.*]] = tail call <vscale x 2 x i1> @llvm.aarch64.sve.whilelo.nxv2i1.i64(i64 0, i64 [[CONV_I401]]) |
| ; CHECK-NEXT: [[R:%.*]] = select i1 [[CMP_I618870_NOT_NOT]], i1 [[CMP_I407876_NOT_NOT]], i1 false |
| ; CHECK-NEXT: ret i1 [[R]] |
| ; |
| entry: |
| %conv.i446 = sext i32 %a to i64 |
| %cmp.i618870.not.not = icmp ult i64 0, %conv.i446 |
| %conv.i401 = sext i32 %b to i64 |
| %cmp.i407876.not.not = icmp ult i64 0, %conv.i401 |
| %0 = tail call <vscale x 2 x i1> @llvm.aarch64.sve.whilelo.nxv2i1.i64(i64 0, i64 %conv.i401) |
| %r = select i1 %cmp.i618870.not.not, i1 %cmp.i407876.not.not, i1 0 |
| ret i1 %r |
| } |
