File: 2008-10-03-CouldNotCompute.ll

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm-proposed-updates
  • size: 1,998,492 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (32 lines) | stat: -rw-r--r-- 946 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
30
31
32
 
; RUN: opt < %s -passes=indvars
; PR2857

@foo = external global i32		; <ptr> [#uses=1]

define void @test(i32 %n, i32 %arg) {
entry:
	br i1 false, label %bb.nph, label %return

bb.nph:		; preds = %entry
	%0 = load i32, ptr @foo, align 4		; <i32> [#uses=1]
	%1 = sext i32 %0 to i64		; <i64> [#uses=1]
	br label %bb

bb:		; preds = %bb, %bb.nph
	%.in = phi i32 [ %2, %bb ], [ %n, %bb.nph ]		; <i32> [#uses=1]
	%val.02 = phi i64 [ %5, %bb ], [ 0, %bb.nph ]		; <i64> [#uses=2]
	%result.01 = phi i64 [ %4, %bb ], [ 0, %bb.nph ]		; <i64> [#uses=1]
	%2 = add i32 %.in, -1		; <i32> [#uses=2]
	%3 = mul i64 %1, %val.02		; <i64> [#uses=1]
	%4 = add i64 %3, %result.01		; <i64> [#uses=2]
	%5 = add i64 %val.02, 1		; <i64> [#uses=1]
	%6 = icmp sgt i32 %2, 0		; <i1> [#uses=1]
	br i1 %6, label %bb, label %bb3.bb4_crit_edge

bb3.bb4_crit_edge:		; preds = %bb
	%.lcssa = phi i64 [ %4, %bb ]		; <i64> [#uses=0]
	ret void

return:		; preds = %entry
	ret void
}