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
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
|
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse2 | FileCheck %s
declare <2 x i64> @llvm.cttz.v2i64(<2 x i64>, i1)
declare <2 x i64> @llvm.ctlz.v2i64(<2 x i64>, i1)
declare <2 x i64> @llvm.ctpop.v2i64(<2 x i64>)
define <2 x i64> @footz(<2 x i64> %a) nounwind {
; CHECK-LABEL: footz:
; CHECK: # BB#0:
; CHECK-NEXT: movd %xmm0, %rax
; CHECK-NEXT: bsfq %rax, %rax
; CHECK-NEXT: movd %rax, %xmm1
; CHECK-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
; CHECK-NEXT: movd %xmm0, %rax
; CHECK-NEXT: bsfq %rax, %rax
; CHECK-NEXT: movd %rax, %xmm0
; CHECK-NEXT: punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm0[0]
; CHECK-NEXT: movdqa %xmm1, %xmm0
; CHECK-NEXT: retq
%c = call <2 x i64> @llvm.cttz.v2i64(<2 x i64> %a, i1 true)
ret <2 x i64> %c
}
define <2 x i64> @foolz(<2 x i64> %a) nounwind {
; CHECK-LABEL: foolz:
; CHECK: # BB#0:
; CHECK-NEXT: movd %xmm0, %rax
; CHECK-NEXT: bsrq %rax, %rax
; CHECK-NEXT: xorq $63, %rax
; CHECK-NEXT: movd %rax, %xmm1
; CHECK-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
; CHECK-NEXT: movd %xmm0, %rax
; CHECK-NEXT: bsrq %rax, %rax
; CHECK-NEXT: xorq $63, %rax
; CHECK-NEXT: movd %rax, %xmm0
; CHECK-NEXT: punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm0[0]
; CHECK-NEXT: movdqa %xmm1, %xmm0
; CHECK-NEXT: retq
%c = call <2 x i64> @llvm.ctlz.v2i64(<2 x i64> %a, i1 true)
ret <2 x i64> %c
}
define <2 x i64> @foopop(<2 x i64> %a) nounwind {
; CHECK-LABEL: foopop:
; CHECK: # BB#0:
; CHECK-NEXT: movdqa %xmm0, %xmm1
; CHECK-NEXT: psrlq $1, %xmm1
; CHECK-NEXT: pand {{.*}}(%rip), %xmm1
; CHECK-NEXT: psubq %xmm1, %xmm0
; CHECK-NEXT: movdqa {{.*#+}} xmm1 = [3689348814741910323,3689348814741910323]
; CHECK-NEXT: movdqa %xmm0, %xmm2
; CHECK-NEXT: pand %xmm1, %xmm2
; CHECK-NEXT: psrlq $2, %xmm0
; CHECK-NEXT: pand %xmm1, %xmm0
; CHECK-NEXT: paddq %xmm2, %xmm0
; CHECK-NEXT: movdqa %xmm0, %xmm1
; CHECK-NEXT: psrlq $4, %xmm1
; CHECK-NEXT: paddq %xmm0, %xmm1
; CHECK-NEXT: pand {{.*}}(%rip), %xmm1
; CHECK-NEXT: pxor %xmm0, %xmm0
; CHECK-NEXT: psadbw %xmm0, %xmm1
; CHECK-NEXT: movdqa %xmm1, %xmm0
; CHECK-NEXT: retq
%c = call <2 x i64> @llvm.ctpop.v2i64(<2 x i64> %a)
ret <2 x i64> %c
}
declare <2 x i32> @llvm.cttz.v2i32(<2 x i32>, i1)
declare <2 x i32> @llvm.ctlz.v2i32(<2 x i32>, i1)
declare <2 x i32> @llvm.ctpop.v2i32(<2 x i32>)
define <2 x i32> @promtz(<2 x i32> %a) nounwind {
; CHECK-LABEL: promtz:
; CHECK: # BB#0:
; CHECK-NEXT: por {{.*}}(%rip), %xmm0
; CHECK-NEXT: movd %xmm0, %rax
; CHECK-NEXT: bsfq %rax, %rax
; CHECK-NEXT: movl $64, %ecx
; CHECK-NEXT: cmoveq %rcx, %rax
; CHECK-NEXT: movd %rax, %xmm1
; CHECK-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
; CHECK-NEXT: movd %xmm0, %rax
; CHECK-NEXT: bsfq %rax, %rax
; CHECK-NEXT: cmoveq %rcx, %rax
; CHECK-NEXT: movd %rax, %xmm0
; CHECK-NEXT: punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm0[0]
; CHECK-NEXT: movdqa %xmm1, %xmm0
; CHECK-NEXT: retq
%c = call <2 x i32> @llvm.cttz.v2i32(<2 x i32> %a, i1 false)
ret <2 x i32> %c
}
define <2 x i32> @promlz(<2 x i32> %a) nounwind {
; CHECK-LABEL: promlz:
; CHECK: # BB#0:
; CHECK-NEXT: pand {{.*}}(%rip), %xmm0
; CHECK-NEXT: movd %xmm0, %rax
; CHECK-NEXT: bsrq %rax, %rax
; CHECK-NEXT: movl $127, %ecx
; CHECK-NEXT: cmoveq %rcx, %rax
; CHECK-NEXT: xorq $63, %rax
; CHECK-NEXT: movd %rax, %xmm1
; CHECK-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
; CHECK-NEXT: movd %xmm0, %rax
; CHECK-NEXT: bsrq %rax, %rax
; CHECK-NEXT: cmoveq %rcx, %rax
; CHECK-NEXT: xorq $63, %rax
; CHECK-NEXT: movd %rax, %xmm0
; CHECK-NEXT: punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm0[0]
; CHECK-NEXT: psubq {{.*}}(%rip), %xmm1
; CHECK-NEXT: movdqa %xmm1, %xmm0
; CHECK-NEXT: retq
%c = call <2 x i32> @llvm.ctlz.v2i32(<2 x i32> %a, i1 false)
ret <2 x i32> %c
}
define <2 x i32> @prompop(<2 x i32> %a) nounwind {
; CHECK-LABEL: prompop:
; CHECK: # BB#0:
; CHECK-NEXT: pand {{.*}}(%rip), %xmm0
; CHECK-NEXT: movdqa %xmm0, %xmm1
; CHECK-NEXT: psrlq $1, %xmm1
; CHECK-NEXT: pand {{.*}}(%rip), %xmm1
; CHECK-NEXT: psubq %xmm1, %xmm0
; CHECK-NEXT: movdqa {{.*#+}} xmm1 = [3689348814741910323,3689348814741910323]
; CHECK-NEXT: movdqa %xmm0, %xmm2
; CHECK-NEXT: pand %xmm1, %xmm2
; CHECK-NEXT: psrlq $2, %xmm0
; CHECK-NEXT: pand %xmm1, %xmm0
; CHECK-NEXT: paddq %xmm2, %xmm0
; CHECK-NEXT: movdqa %xmm0, %xmm1
; CHECK-NEXT: psrlq $4, %xmm1
; CHECK-NEXT: paddq %xmm0, %xmm1
; CHECK-NEXT: pand {{.*}}(%rip), %xmm1
; CHECK-NEXT: pxor %xmm0, %xmm0
; CHECK-NEXT: psadbw %xmm0, %xmm1
; CHECK-NEXT: movdqa %xmm1, %xmm0
; CHECK-NEXT: retq
%c = call <2 x i32> @llvm.ctpop.v2i32(<2 x i32> %a)
ret <2 x i32> %c
}
|
