File: bitcast.ll

package info (click to toggle)
llvm-toolchain-21 1%3A21.1.6-3
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 2,245,028 kB
  • sloc: cpp: 7,619,726; 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: 3,675; awk: 3,523; javascript: 2,409; xml: 892; fortran: 770
file content (21 lines) | stat: -rw-r--r-- 429 bytes parent folder | download | duplicates (15) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
 
; RUN: opt -passes=licm -mtriple=amdgcn -S -o - %s | FileCheck %s

; CHECK-LABEL: foo
; CHECK: ret
define void @foo(ptr %d, ptr %s, i32 %idx) {
entry:
  br label %for.body

for.body:
  %v0 = load <1 x i32>, ptr %s
  %v1 = bitcast <1 x i32> %v0 to <4 x i8>
  br label %for.cond

for.cond:
  %e0 = extractelement <4 x i8> %v1, i32 %idx
  store i8 %e0, ptr %d
  br i1 false, label %for.exit, label %for.body

for.exit:
  ret void
}