File: thumb2-lsr3.ll

package info (click to toggle)
llvm-2.7 2.7-6
  • links: PTS
  • area: main
  • in suites: squeeze
  • size: 59,992 kB
  • ctags: 49,499
  • sloc: cpp: 373,792; ansic: 16,885; sh: 12,614; asm: 6,809; ada: 3,083; ml: 2,942; python: 2,671; perl: 2,404; makefile: 1,691; pascal: 1,235; exp: 399; objc: 291; lisp: 184; csh: 117; xml: 38; f90: 36
file content (19 lines) | stat: -rw-r--r-- 366 bytes parent folder | download | duplicates (2) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
 
; RUN: llc < %s -march=thumb -mattr=+thumb2

define i1 @test1(i64 %poscnt, i32 %work) {
entry:
; CHECK: rrx r0, r0
; CHECK: lsrs.w r1, r1, #1
	%0 = lshr i64 %poscnt, 1
	%1 = icmp eq i64 %0, 0
	ret i1 %1
}

define i1 @test2(i64 %poscnt, i32 %work) {
entry:
; CHECK: rrx r0, r0
; CHECK: asrs.w r1, r1, #1
	%0 = ashr i64 %poscnt, 1
	%1 = icmp eq i64 %0, 0
	ret i1 %1
}