bitcast-vec-canon.ll
1.84 KB
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
65
66
67
68
69
70
71
; RUN: opt < %s -instcombine -S | FileCheck %s
define double @a(<1 x i64> %y) {
; CHECK-LABEL: @a(
; CHECK-NEXT: [[BC:%.*]] = bitcast <1 x i64> %y to <1 x double>
; CHECK-NEXT: [[C:%.*]] = extractelement <1 x double> [[BC]], i32 0
; CHECK-NEXT: ret double [[C]]
;
%c = bitcast <1 x i64> %y to double
ret double %c
}
define i64 @b(<1 x i64> %y) {
; CHECK-LABEL: @b(
; CHECK-NEXT: [[TMP1:%.*]] = extractelement <1 x i64> %y, i32 0
; CHECK-NEXT: ret i64 [[TMP1]]
;
%c = bitcast <1 x i64> %y to i64
ret i64 %c
}
define <1 x i64> @c(double %y) {
; CHECK-LABEL: @c(
; CHECK-NEXT: [[TMP1:%.*]] = bitcast double %y to i64
; CHECK-NEXT: [[C:%.*]] = insertelement <1 x i64> undef, i64 [[TMP1]], i32 0
; CHECK-NEXT: ret <1 x i64> [[C]]
;
%c = bitcast double %y to <1 x i64>
ret <1 x i64> %c
}
define <1 x i64> @d(i64 %y) {
; CHECK-LABEL: @d(
; CHECK-NEXT: [[C:%.*]] = insertelement <1 x i64> undef, i64 %y, i32 0
; CHECK-NEXT: ret <1 x i64> [[C]]
;
%c = bitcast i64 %y to <1 x i64>
ret <1 x i64> %c
}
define x86_mmx @e(<1 x i64> %y) {
; CHECK-LABEL: @e(
; CHECK-NEXT: [[TMP1:%.*]] = extractelement <1 x i64> %y, i32 0
; CHECK-NEXT: [[C:%.*]] = bitcast i64 [[TMP1]] to x86_mmx
; CHECK-NEXT: ret x86_mmx [[C]]
;
%c = bitcast <1 x i64> %y to x86_mmx
ret x86_mmx %c
}
define <1 x i64> @f(x86_mmx %y) {
; CHECK-LABEL: @f(
; CHECK-NEXT: [[TMP1:%.*]] = bitcast x86_mmx %y to i64
; CHECK-NEXT: [[C:%.*]] = insertelement <1 x i64> undef, i64 [[TMP1]], i32 0
; CHECK-NEXT: ret <1 x i64> [[C]]
;
%c = bitcast x86_mmx %y to <1 x i64>
ret <1 x i64> %c
}
define double @g(x86_mmx %x) {
; CHECK-LABEL: @g(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP0:%.*]] = bitcast x86_mmx %x to double
; CHECK-NEXT: ret double [[TMP0]]
;
entry:
%0 = bitcast x86_mmx %x to <1 x i64>
%1 = bitcast <1 x i64> %0 to double
ret double %1
}