File: pr-49141.ll

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm-proposed-updates
  • size: 1,998,492 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (33 lines) | stat: -rw-r--r-- 1,187 bytes parent folder | download | duplicates (12) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
 
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -passes='loop(indvars),loop-load-elim' < %s 2>&1 | FileCheck %s

target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128-ni:1-p2:32:8:8:32-ni:2"
target triple = "x86_64-unknown-linux-gnu"

define void @test() {
; CHECK-LABEL: @test(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    br label [[FOR_BODY:%.*]]
; CHECK:       for.cond:
; CHECK-NEXT:    br i1 true, label [[FOR_BODY]], label [[FOR_END:%.*]]
; CHECK:       for.body:
; CHECK-NEXT:    br i1 false, label [[FOR_COND:%.*]], label [[FOR_END]]
; CHECK:       for.end:
; CHECK-NEXT:    ret void
;
entry:
  br label %for.body

for.cond:                                         ; preds = %for.body
  %a.0 = phi i16 [ %inc, %for.body ]
  %cmp = icmp sle i16 %a.0, 2
  br i1 %cmp, label %for.body, label %for.end

for.body:                                         ; preds = %for.cond, %entry
  %a.01 = phi i16 [ undef, %entry ], [ %a.0, %for.cond ]
  %inc = add nsw i16 %a.01, 1
  br i1 false, label %for.cond, label %for.end

for.end:                                          ; preds = %for.body, %for.cond
  ret void
}