File: switch-order-weight.ll

package info (click to toggle)
llvm-toolchain-9 1%3A9.0.1-16
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 882,436 kB
  • sloc: cpp: 4,167,636; ansic: 714,256; asm: 457,610; python: 155,927; objc: 65,094; sh: 42,856; lisp: 26,908; perl: 7,786; pascal: 7,722; makefile: 6,881; ml: 5,581; awk: 3,648; cs: 2,027; xml: 888; javascript: 381; ruby: 156
file content (37 lines) | stat: -rw-r--r-- 696 bytes parent folder | download | duplicates (32)
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
37
; RUN: llc -mtriple=x86_64-apple-darwin11 < %s | FileCheck %s

; Check that the cases which lead to unreachable are checked after "10"

define void @test1(i32 %x) nounwind uwtable ssp {
entry:
  switch i32 %x, label %if.end7 [
    i32 0, label %if.then
    i32 10, label %if.then2
    i32 20, label %if.then5
  ]

; CHECK-LABEL: test1:
; CHECK-NOT: unr
; CHECK: cmpl $10
; CHECK: cmpl $20
; CHECK: bar

if.then:
  tail call void @unr(i32 23) noreturn nounwind
  unreachable

if.then2:
  tail call void @bar(i32 42) nounwind
  br label %if.end7

if.then5:
  tail call void @unr(i32 5) noreturn nounwind
  unreachable

if.end7:
  ret void
}

declare void @unr(i32) noreturn

declare void @bar(i32)