File: runtime-drop-crash.ll

package info (click to toggle)
llvm-toolchain-16 1%3A16.0.6-15~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,634,792 kB
  • sloc: cpp: 6,179,261; ansic: 1,216,205; asm: 741,319; python: 196,614; objc: 75,325; f90: 49,640; lisp: 32,396; pascal: 12,286; sh: 9,394; perl: 7,442; ml: 5,494; awk: 3,523; makefile: 2,723; javascript: 1,206; xml: 886; fortran: 581; cs: 573
file content (29 lines) | stat: -rw-r--r-- 802 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
 
; RUN: opt -passes=loop-vectorize -force-vector-width=4 %s | FileCheck %s

%struct.foo = type { [400 x double] }

; Make sure we do not crash when dropping runtime checks.

; CHECK-NOT: vector.body

define void @barney(ptr %ptr) {
entry:
  br label %loop

loop:
  %tmp3 = phi i64 [ 0, %entry ], [ %tmp18, %loop ]
  %tmp4 = getelementptr inbounds %struct.foo, ptr %ptr, i64 undef
  store i64 0, ptr %tmp4, align 8
  %tmp8 = add i64 1, %tmp3
  %tmp10 = getelementptr inbounds %struct.foo, ptr %ptr, i64 %tmp8
  store i64 1, ptr %tmp10, align 8
  %tmp14 = add i64 undef, %tmp3
  %tmp16 = getelementptr inbounds %struct.foo, ptr %ptr, i64 %tmp14
  store i64 2, ptr %tmp16, align 8
  %tmp18 = add nuw nsw i64 %tmp3, 4
  %c = icmp ult i64 %tmp18, 400
  br i1 %c, label %exit, label %loop

exit:
  ret void
}