File: 2007-06-06-AshrSignBit.ll

package info (click to toggle)
llvm-toolchain-6.0 1:6.0-1~bpo9+1
  • links: PTS, VCS
  • area: main
  • in suites:
  • size: 594,652 kB
  • sloc: cpp: 3,044,500; ansic: 595,051; asm: 271,890; python: 128,923; objc: 106,554; sh: 21,854; lisp: 10,191; pascal: 6,094; ml: 5,544; perl: 5,265; makefile: 2,214; cs: 2,027; xml: 686; php: 212; csh: 117
file content (22 lines) | stat: -rw-r--r-- 646 bytes parent folder | download | duplicates (25)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
; RUN: opt < %s -instcombine -S | grep "ashr"
; PR1499

define void @av_cmp_q_cond_true(i32* %retval, i32* %tmp9, i64* %tmp10) {
newFuncRoot:
	br label %cond_true

return.exitStub:		; preds = %cond_true
	ret void

cond_true:		; preds = %newFuncRoot
	%tmp30 = load i64, i64* %tmp10		; <i64> [#uses=1]
	%.cast = zext i32 63 to i64		; <i64> [#uses=1]
	%tmp31 = ashr i64 %tmp30, %.cast		; <i64> [#uses=1]
	%tmp3132 = trunc i64 %tmp31 to i32		; <i32> [#uses=1]
	%tmp33 = or i32 %tmp3132, 1		; <i32> [#uses=1]
	store i32 %tmp33, i32* %tmp9
	%tmp34 = load i32, i32* %tmp9		; <i32> [#uses=1]
	store i32 %tmp34, i32* %retval
	br label %return.exitStub
}