File: invariant_load_branch_condition.ll

package info (click to toggle)
swiftlang 6.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,519,992 kB
  • sloc: cpp: 9,107,863; ansic: 2,040,022; asm: 1,135,751; python: 296,500; objc: 82,456; f90: 60,502; lisp: 34,951; pascal: 19,946; sh: 18,133; perl: 7,482; ml: 4,937; javascript: 4,117; makefile: 3,840; awk: 3,535; xml: 914; fortran: 619; cs: 573; ruby: 573
file content (51 lines) | stat: -rw-r--r-- 1,571 bytes parent folder | download | duplicates (5)
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
; RUN: opt %loadPolly -polly-print-scops -disable-output \
; RUN:     -polly-invariant-load-hoisting < %s | FileCheck %s

; CHECK:      Invariant Accesses: {
; CHECK-NEXT:         ReadAccess :=	[Reduction Type: NONE] [Scalar: 0]
; CHECK-NEXT:             [val] -> { Stmt_next[] -> MemRef_ptr[0] };
; CHECK-NEXT:         Execution Context: [val] -> {  :  }
; CHECK-NEXT: }

; CHECK: Statements {
; CHECK-NEXT: 	Stmt_a
; CHECK-NEXT:         Domain :=
; CHECK-NEXT:             [val] -> { Stmt_a[] : val = -1 };
; CHECK-NEXT:         Schedule :=
; CHECK-NEXT:             [val] -> { Stmt_a[] -> [1, 0] };
; CHECK-NEXT:         MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 0]
; CHECK-NEXT:             [val] -> { Stmt_a[] -> MemRef_X[0] };
; CHECK-NEXT: 	Stmt_loop
; CHECK-NEXT:         Domain :=
; CHECK-NEXT:             [val] -> { Stmt_loop[i0] : val = 0 and 0 <= i0 <= 1025 };
; CHECK-NEXT:         Schedule :=
; CHECK-NEXT:             [val] -> { Stmt_loop[i0] -> [0, i0] };
; CHECK-NEXT:         MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 0]
; CHECK-NEXT:             [val] -> { Stmt_loop[i0] -> MemRef_X[0] };
; CHECK-NEXT: }

define void @foo(ptr %ptr, ptr %X) {
entry:
  br label %next

next:
  %val = load i1, ptr %ptr
  br i1 %val, label %a, label %loop

a:
  store float 1.0, ptr %X
  br label %merge

loop:
  %indvar = phi i64 [0, %next], [%indvar.next, %loop]
  store float 1.0, ptr %X
  %indvar.next = add nsw i64 %indvar, 1
  %cmp = icmp sle i64 %indvar, 1024
  br i1 %cmp, label %loop, label %merge

merge:
  br label %exit

exit:
  ret void
}