File: 2009-03-20-AShrOverShift.ll

package info (click to toggle)
llvm-3.1 3.1-1
  • links: PTS, VCS
  • area: main
  • in suites: wheezy
  • size: 80,224 kB
  • sloc: cpp: 491,014; asm: 110,971; ansic: 14,579; sh: 13,120; python: 6,152; ml: 4,719; makefile: 1,830; pascal: 1,553; perl: 874; xml: 283; lisp: 187; csh: 117; exp: 4
file content (9 lines) | stat: -rw-r--r-- 230 bytes parent folder | download | duplicates (5) 
1
2
3
4
5
6
7
8
9
 
; RUN: opt < %s -instcombine -S | grep {ashr i32 %val, 31}
; PR3851

define i32 @foo2(i32 %val) nounwind {
entry:
	%shr = ashr i32 %val, 15		; <i32> [#uses=3]
	%shr4 = ashr i32 %shr, 17		; <i32> [#uses=1]
        ret i32 %shr4
 }