File: hwloop-range.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 (36 lines) | stat: -rw-r--r-- 997 bytes parent folder | download | duplicates (21) 
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
34
35
36
 
; RUN: llc -march=hexagon -hexagon-loop-range=0 < %s | FileCheck %s

; Test that the loop start address operand uses a constant extender
; if the offset is out of range.

; CHECK: loop0(##.LBB
; CHECK: endloop0

@g = external global i32, align 4

define void @test(i32* nocapture %a, i32* nocapture readonly %b, i32 %n) #0 {
entry:
  %cmp6 = icmp slt i32 %n, 1
  br i1 %cmp6, label %for.end, label %for.body.preheader

for.body.preheader:
  br label %for.body

for.body:
  %i.07 = phi i32 [ %inc, %for.body ], [ 0, %for.body.preheader ]
  %arrayidx = getelementptr inbounds i32, i32* %b, i32 %i.07
  %0 = load i32, i32* %arrayidx, align 4
  %1 = load i32, i32* @g, align 4
  %mul = mul nsw i32 %1, %0
  %arrayidx1 = getelementptr inbounds i32, i32* %a, i32 %i.07
  store i32 %mul, i32* %arrayidx1, align 4
  %inc = add nuw nsw i32 %i.07, 1
  %exitcond = icmp eq i32 %inc, %n
  br i1 %exitcond, label %for.end.loopexit, label %for.body

for.end.loopexit:
  br label %for.end

for.end:
  ret void
}