File: vector-lifetime-intrinsic.ll

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 995,808 kB
  • sloc: cpp: 4,767,656; ansic: 760,916; asm: 477,436; python: 170,940; objc: 69,804; lisp: 29,914; sh: 23,855; f90: 18,173; pascal: 7,551; perl: 7,471; ml: 5,603; awk: 3,489; makefile: 2,573; xml: 915; cs: 573; fortran: 503; javascript: 452
file content (31 lines) | stat: -rw-r--r-- 919 bytes parent folder | download | duplicates (11) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
 
; RUN: opt -sroa -S < %s | FileCheck %s

target datalayout = "e-p:64:32-i64:32-v32:32-n32-S64"

; Function Attrs: nounwind
declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) #0

; Function Attrs: nounwind
declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) #0

; CHECK: @wombat
; CHECK-NOT: alloca
; CHECK: ret void
define void @wombat(<4 x float> %arg1) {
bb:
  %tmp = alloca <4 x float>, align 16
  %tmp8 = bitcast <4 x float>* %tmp to i8*
  call void @llvm.lifetime.start.p0i8(i64 16, i8* %tmp8)
  store <4 x float> %arg1, <4 x float>* %tmp, align 16
  %tmp17 = bitcast <4 x float>* %tmp to <3 x float>*
  %tmp18 = load <3 x float>, <3 x float>* %tmp17
  %tmp20 = bitcast <4 x float>* %tmp to i8*
  call void @llvm.lifetime.end.p0i8(i64 16, i8* %tmp20)
  call void @wombat3(<3 x float> %tmp18)
  ret void
}

; Function Attrs: nounwind
declare void @wombat3(<3 x float>) #0

attributes #0 = { nounwind }