File: 2008-01-06-BitCastAttributes.ll

package info (click to toggle)
llvm-toolchain-17 1%3A17.0.6-22
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,799,624 kB
  • sloc: cpp: 6,428,607; ansic: 1,383,196; asm: 793,408; python: 223,504; objc: 75,364; f90: 60,502; lisp: 33,869; pascal: 15,282; sh: 9,684; perl: 7,453; ml: 4,937; awk: 3,523; makefile: 2,889; javascript: 2,149; xml: 888; fortran: 619; cs: 573
file content (30 lines) | stat: -rw-r--r-- 613 bytes parent folder | download | duplicates (12) 
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
 
; Ignore stderr, we expect warnings there
; RUN: opt < %s -passes=instcombine 2> /dev/null -S | FileCheck %s

; CHECK-NOT: bitcast

define void @a() {
  ret void
}

define signext i32 @b(ptr inreg  %x)   {
  ret i32 0
}

define void @c(...) {
  ret void
}

define void @g(ptr %y) {
; CHECK-LABEL: @g(
; CHECK: call i64 @b(i32 0)
	%x = call i64 @b( i32 0 )		; <i64> [#uses=0]

; The rest should not have bitcasts remaining
; CHECK-NOT: bitcast
  call void @a( ptr noalias  %y )
  call <2 x i32> @b( ptr inreg  null )		; <<2 x i32>>:1 [#uses=0]
  call void @c( i32 0 )
  call void @c( i32 zeroext  0 )
  ret void
}