File: hoist-parent-preheader.ll

package info (click to toggle)
llvm-toolchain-15 1%3A15.0.6-4
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,554,644 kB
  • sloc: cpp: 5,922,452; ansic: 1,012,136; asm: 674,362; python: 191,568; objc: 73,855; f90: 42,327; lisp: 31,913; pascal: 11,973; javascript: 10,144; sh: 9,421; perl: 7,447; ml: 5,527; awk: 3,523; makefile: 2,520; xml: 885; cs: 573; fortran: 567
file content (32 lines) | stat: -rw-r--r-- 1,169 bytes parent folder | download | duplicates (22) 
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
 
; RUN: opt < %s -loop-reduce -verify
target triple = "x86_64-apple-darwin10"

define void @myquicksort(i8* %a) nounwind ssp {
entry:
  br i1 undef, label %loop1, label %return

loop1:                                            ; preds = %bb13.loopexit, %entry
  %indvar419 = phi i64 [ %indvar.next420, %loop2.exit ], [ 0, %entry ]
  %tmp474 = shl i64 %indvar419, 2
  %tmp484 = add i64 %tmp474, 4
  br label %loop2

loop2:                                            ; preds = %loop1, %loop2.backedge
  %indvar414 = phi i64 [ %indvar.next415, %loop2.backedge ], [ 0, %loop1 ]
  %tmp473 = mul i64 %indvar414, -4
  %tmp485 = add i64 %tmp484, %tmp473
  %storemerge4 = getelementptr i8, i8* %a, i64 %tmp485
  %0 = icmp ugt i8* %storemerge4, %a
  br i1 false, label %loop2.exit, label %loop2.backedge

loop2.backedge:                                   ; preds = %loop2
  %indvar.next415 = add i64 %indvar414, 1
  br label %loop2

loop2.exit:                                       ; preds = %loop2
  %indvar.next420 = add i64 %indvar419, 1
  br i1 undef, label %loop1, label %return

return:                                           ; preds = %loop2.exit, %entry
  ret void
}