File: isel-bitcast-v1i8-i8.ll

package info (click to toggle)
llvm-toolchain-21 1%3A21.1.7-1
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 2,245,064 kB
  • sloc: cpp: 7,619,731; ansic: 1,434,018; asm: 1,058,748; python: 252,740; f90: 94,671; objc: 70,685; lisp: 42,813; pascal: 18,401; sh: 8,601; ml: 5,111; perl: 4,720; makefile: 3,676; awk: 3,523; javascript: 2,409; xml: 892; fortran: 770
file content (22 lines) | stat: -rw-r--r-- 626 bytes parent folder | download | duplicates (5)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=hexagon < %s | FileCheck %s

; This shouldn't crash.

define i8 @fred(ptr %a0) #0 {
; CHECK-LABEL: fred:
; CHECK:       // %bb.0:
; CHECK-NEXT:    {
; CHECK-NEXT:     r0 = memw(r0+#0)
; CHECK-NEXT:    }
; CHECK-NEXT:    {
; CHECK-NEXT:     r0 = extractu(r0,#8,#16)
; CHECK-NEXT:     jumpr r31
; CHECK-NEXT:    }
  %v0 = load <4 x i8>, ptr %a0, align 4
  %v1 = shufflevector <4 x i8> %v0, <4 x i8> undef, <1 x i32> <i32 2>
  %v2 = bitcast <1 x i8> %v1 to i8
  ret i8 %v2
}

attributes #0 = { nounwind "target-cpu"="hexagonv66" }