File: smax.ll

package info (click to toggle)
llvm-toolchain-6.0 1%3A6.0.1-10
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 598,080 kB
  • sloc: cpp: 3,046,253; ansic: 595,057; asm: 271,965; python: 128,926; objc: 106,554; sh: 21,906; lisp: 10,191; pascal: 6,094; ml: 5,544; perl: 5,265; makefile: 2,227; cs: 2,027; xml: 686; php: 212; csh: 117
file content (14 lines) | stat: -rw-r--r-- 330 bytes parent folder | download | duplicates (18) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
 
; RUN: opt < %s -analyze -scalar-evolution | FileCheck %s
; PR1614

; CHECK: -->  (%a smax %b)
; CHECK: -->  (%a smax %b smax %c)
; CHECK-NOT: smax

define i32 @x(i32 %a, i32 %b, i32 %c) {
  %A = icmp sgt i32 %a, %b
  %B = select i1 %A, i32 %a, i32 %b
  %C = icmp sle i32 %c, %B
  %D = select i1 %C, i32 %B, i32 %c
  ret i32 %D
}