File: basic.ll

package info (click to toggle)
swiftlang 6.2.3-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 2,856,264 kB
  • sloc: cpp: 9,995,718; ansic: 2,234,019; asm: 1,092,167; python: 313,940; objc: 82,726; f90: 80,126; lisp: 38,373; pascal: 25,580; sh: 20,378; ml: 5,058; perl: 4,751; makefile: 4,725; awk: 3,535; javascript: 3,018; xml: 918; fortran: 664; cs: 573; ruby: 396
file content (33 lines) | stat: -rw-r--r-- 812 bytes parent folder | download | duplicates (16) 
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
 
; RUN: opt < %s -disable-output -passes='print<assumptions>' 2>&1 | FileCheck %s

target datalayout = "e-i64:64-f80:128-n8:16:32:64-S128"

declare void @llvm.assume(i1)

define void @test1(i32 %a) {
; CHECK-LABEL: Cached assumptions for function: test1
; CHECK-NEXT: icmp ne i32 %{{.*}}, 0
; CHECK-NEXT: icmp slt i32 %{{.*}}, 0
; CHECK-NEXT: icmp sgt i32 %{{.*}}, 0

entry:
  %cond1 = icmp ne i32 %a, 0
  call void @llvm.assume(i1 %cond1)
  %cond2 = icmp slt i32 %a, 0
  call void @llvm.assume(i1 %cond2)
  %cond3 = icmp sgt i32 %a, 0
  call void @llvm.assume(i1 %cond3)

  ret void
}

@G = external global i32
define void @test2() {
; CHECK-LABEL: Cached assumptions for function: test2
; CHECK-NEXT: icmp ne ptr @G, null

entry:
  %cond1 = icmp ne ptr @G, null
  call void @llvm.assume(i1 %cond1)
  ret void
}