File: simplify_cond_br.sil

package info (click to toggle)
swiftlang 6.1.3-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 2,791,532 kB
  • sloc: cpp: 9,901,743; ansic: 2,201,431; asm: 1,091,827; python: 308,252; objc: 82,166; f90: 80,126; lisp: 38,358; pascal: 25,559; sh: 20,429; ml: 5,058; perl: 4,745; makefile: 4,484; awk: 3,535; javascript: 3,018; xml: 918; fortran: 664; cs: 573; ruby: 396
file content (64 lines) | stat: -rw-r--r-- 1,619 bytes parent folder | download | duplicates (2)
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
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
// RUN: %target-sil-opt -enable-sil-verify-all %s -onone-simplification -simplify-instruction=cond_br | %FileCheck %s


// REQUIRES: swift_in_compiler

import Swift
import Builtin

// CHECK-LABEL: sil @constant_cond_br_true
// CHECK:       bb0(%0 : $Int, %1 : $Int):
// CHECK-NEXT:    br bb1(%0 : $Int)
// CHECK:       } // end sil function 'constant_cond_br_true'
sil @constant_cond_br_true : $@convention(thin) (Int, Int) -> Int {
bb0(%0 : $Int, %1 : $Int):
  %2 = integer_literal $Builtin.Int1, 1
  cond_br %2, bb1(%0 : $Int), bb2(%1 : $Int)

bb1(%4 : $Int):
  br bb3(%4 : $Int)

bb2(%6 : $Int):
  br bb3(%6 : $Int)

bb3(%8 : $Int):
  return %8 : $Int
}

// CHECK-LABEL: sil @constant_cond_br_false
// CHECK:       bb0(%0 : $Int, %1 : $Int):
// CHECK-NEXT:    br bb1(%1 : $Int)
// CHECK:       } // end sil function 'constant_cond_br_false'
sil @constant_cond_br_false : $@convention(thin) (Int, Int) -> Int {
bb0(%0 : $Int, %1 : $Int):
  %2 = integer_literal $Builtin.Int1, 0
  cond_br %2, bb1(%0 : $Int), bb2(%1 : $Int)

bb1(%4 : $Int):
  br bb3(%4 : $Int)

bb2(%6 : $Int):
  br bb3(%6 : $Int)

bb3(%8 : $Int):
  return %8 : $Int
}

// CHECK-LABEL: sil @non_constant_cond_br
// CHECK:       bb0(%0 : $Int, %1 : $Int, %2 : $Builtin.Int1):
// CHECK-NEXT:    cond_br %2
// CHECK:       } // end sil function 'non_constant_cond_br'
sil @non_constant_cond_br : $@convention(thin) (Int, Int, Builtin.Int1) -> Int {
bb0(%0 : $Int, %1 : $Int, %2 : $Builtin.Int1):
  cond_br %2, bb1(%0 : $Int), bb2(%1 : $Int)

bb1(%4 : $Int):
  br bb3(%4 : $Int)

bb2(%6 : $Int):
  br bb3(%6 : $Int)

bb3(%8 : $Int):
  return %8 : $Int
}