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
|
; RUN: llc < %s -mtriple=x86_64-pc-unknown -mattr=+sse2 -mcpu=penryn | FileCheck %s
; RUN: llc < %s -mtriple=i686-pc-unknown -mattr=+sse2 -mcpu=penryn | FileCheck %s
; PR19059
; RUN: llc < %s -mtriple=i686-pc-unknown -mattr=+sse2 -mcpu=penryn | FileCheck -check-prefix=CHECK32 %s
define i32 @isint_return(double %d) nounwind {
; CHECK-LABEL: isint_return:
; CHECK-NOT: xor
; CHECK: cvt
%i = fptosi double %d to i32
; CHECK-NEXT: cvt
%e = sitofp i32 %i to double
; CHECK: cmpeqsd
%c = fcmp oeq double %d, %e
; CHECK32-NOT: movd {{.*}}, %r{{.*}}
; CHECK32-NOT: andq
; CHECK-NEXT: movd
; CHECK-NEXT: andl
%z = zext i1 %c to i32
ret i32 %z
}
define i32 @isint_float_return(float %f) nounwind {
; CHECK-LABEL: isint_float_return:
; CHECK-NOT: xor
; CHECK: cvt
%i = fptosi float %f to i32
; CHECK-NEXT: cvt
%g = sitofp i32 %i to float
; CHECK: cmpeqss
%c = fcmp oeq float %f, %g
; CHECK-NOT: movd {{.*}}, %r{{.*}}
; CHECK-NEXT: movd
; CHECK-NEXT: andl
%z = zext i1 %c to i32
ret i32 %z
}
declare void @foo()
define void @isint_branch(double %d) nounwind {
; CHECK-LABEL: isint_branch:
; CHECK: cvt
%i = fptosi double %d to i32
; CHECK-NEXT: cvt
%e = sitofp i32 %i to double
; CHECK: ucomisd
%c = fcmp oeq double %d, %e
; CHECK-NEXT: jne
; CHECK-NEXT: jp
br i1 %c, label %true, label %false
true:
call void @foo()
ret void
false:
ret void
}
|
