File: isel-bitcast-v1i8-i8.ll

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm-proposed-updates
  • size: 1,998,492 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (22 lines) | stat: -rw-r--r-- 625 bytes parent folder | download | duplicates (8) 
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 -march=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" }