File: load-i1-misaligned.ll

package info (click to toggle)
llvm-toolchain-20 1%3A20.1.6-1~exp1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 2,111,304 kB
  • sloc: cpp: 7,438,677; ansic: 1,393,822; asm: 1,012,926; python: 241,650; f90: 86,635; objc: 75,479; lisp: 42,144; pascal: 17,286; sh: 10,027; ml: 5,082; perl: 4,730; awk: 3,523; makefile: 3,349; javascript: 2,251; xml: 892; fortran: 672
file content (20 lines) | stat: -rw-r--r-- 918 bytes parent folder | download | duplicates (2) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
; RUN: opt -mtriple=amdgcn-amd-amdhsa --mcpu=gfx940 -passes=load-store-vectorizer -S -o - %s | FileCheck %s

; Don't crash when checking for misaligned accesses with sub-byte size.

define void @misaligned_access_i1(ptr addrspace(3) %in) #0 {
; CHECK-LABEL: define void @misaligned_access_i1(
; CHECK-SAME: ptr addrspace(3) [[IN:%.*]]) #[[ATTR0:[0-9]+]] {
; CHECK-NEXT:    [[IN_GEP_1:%.*]] = getelementptr i1, ptr addrspace(3) [[IN]], i32 1
; CHECK-NEXT:    [[TMP1:%.*]] = load <16 x i1>, ptr addrspace(3) [[IN_GEP_1]], align 4
; CHECK-NEXT:    [[TMP2:%.*]] = load <8 x i1>, ptr addrspace(3) [[IN]], align 1
; CHECK-NEXT:    ret void
;
  %in.gep.1 = getelementptr i1, ptr addrspace(3) %in, i32 1

  %1 = load <16 x i1>, ptr addrspace(3) %in.gep.1, align 4
  %2 = load <8 x i1>, ptr addrspace(3) %in, align 1
  ret void
}