File: pr36362.ll

package info (click to toggle)
llvm-toolchain-6.0 1:6.0-1~bpo9+1
  • links: PTS, VCS
  • area: main
  • in suites: stretch-backports
  • 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 (17 lines) | stat: -rw-r--r-- 595 bytes parent folder | download | duplicates (16)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
;RUN: opt -instcombine -S %s | FileCheck %s

; We shouldn't remove the select before the srem
define i32 @foo(i1 %a, i32 %b, i32 %c) {
; CHECK-LABEL: @foo(
; CHECK-NEXT:    [[SEL1:%.*]] = select i1 [[A:%.*]], i32 [[B:%.*]], i32 -1
; CHECK-NEXT:    [[REM:%.*]] = srem i32 [[C:%.*]], [[SEL1]]
; CHECK-NEXT:    [[SEL2:%.*]] = select i1 [[A]], i32 [[REM]], i32 0
; CHECK-NEXT:    ret i32 [[SEL2]]
;
  %sel1 = select i1 %a, i32 %b, i32 -1
  %rem = srem i32 %c, %sel1
  %sel2 = select i1 %a, i32 %rem, i32 0
  ret i32 %sel2
}