File: pr26350.ll

package info (click to toggle)
llvm-toolchain-9 1%3A9.0.1-16
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 882,436 kB
  • sloc: cpp: 4,167,636; ansic: 714,256; asm: 457,610; python: 155,927; objc: 65,094; sh: 42,856; lisp: 26,908; perl: 7,786; pascal: 7,722; makefile: 6,881; ml: 5,581; awk: 3,648; cs: 2,027; xml: 888; javascript: 381; ruby: 156
file content (29 lines) | stat: -rw-r--r-- 878 bytes parent folder | download | duplicates (14)
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
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -disable-constant-hoisting < %s | FileCheck %s
target datalayout = "e-m:e-p:32:32-f64:32:64-f80:32-n8:16:32-S128"
target triple = "i386-unknown-linux-gnu"

@d = global i32 8, align 4

define i32 @main() {
; CHECK-LABEL: main:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    movl d, %eax
; CHECK-NEXT:    movl %eax, %ecx
; CHECK-NEXT:    shrl $31, %ecx
; CHECK-NEXT:    addl %eax, %eax
; CHECK-NEXT:    andl $16, %eax
; CHECK-NEXT:    cmpl $-1, %eax
; CHECK-NEXT:    sbbl $0, %ecx
; CHECK-NEXT:    setb %al
; CHECK-NEXT:    movzbl %al, %eax
; CHECK-NEXT:    retl
entry:
  %load = load i32, i32* @d, align 4
  %conv1 = zext i32 %load to i64
  %shl = shl i64 %conv1, 1
  %mul = and i64 %shl, 4294967312
  %cmp = icmp ugt i64 4294967295, %mul
  %zext = zext i1 %cmp to i32
  ret i32 %zext
}