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
|
; RUN: opt %s -indvars -S | grep icmp | count 2
; RUN: opt %s -indvars -S | grep sitofp | count 1
; RUN: opt %s -indvars -S | grep uitofp | count 1
define void @bar() nounwind {
entry:
br label %bb
bb: ; preds = %bb, %entry
%x.0.reg2mem.0 = phi double [ 0.000000e+00, %entry ], [ %1, %bb ] ; <double> [#uses=2]
%0 = tail call i32 @foo(double %x.0.reg2mem.0) nounwind ; <i32> [#uses=0]
%1 = fadd double %x.0.reg2mem.0, 1.0e+0 ; <double> [#uses=2]
%2 = fcmp olt double %1, 2147483646.0e+0 ; <i1> [#uses=1]
br i1 %2, label %bb, label %return
return: ; preds = %bb
ret void
}
define void @bar1() nounwind {
entry:
br label %bb
bb: ; preds = %bb, %entry
%x.0.reg2mem.0 = phi double [ 0.000000e+00, %entry ], [ %1, %bb ] ; <double> [#uses=2]
%0 = tail call i32 @foo(double %x.0.reg2mem.0) nounwind ; <i32> [#uses=0]
%1 = fadd double %x.0.reg2mem.0, 1.0e+0 ; <double> [#uses=2]
%2 = fcmp olt double %1, 2147483647.0e+0 ; <i1> [#uses=1]
br i1 %2, label %bb, label %return
return: ; preds = %bb
ret void
}
declare i32 @foo(double)
|
