File: combine-select.ll

package info (click to toggle)
llvm-toolchain-17 1%3A17.0.6-22
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,799,624 kB
  • sloc: cpp: 6,428,607; ansic: 1,383,196; asm: 793,408; python: 223,504; objc: 75,364; f90: 60,502; lisp: 33,869; pascal: 15,282; sh: 9,684; perl: 7,453; ml: 4,937; awk: 3,523; makefile: 2,889; javascript: 2,149; xml: 888; fortran: 619; cs: 573
file content (127 lines) | stat: -rw-r--r-- 4,370 bytes parent folder | download | duplicates (26)
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
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=knl | FileCheck %s

define <4 x float> @select_mask_add_ss(<4 x float> %w, i8 zeroext %u, <4 x float> %a, <4 x float> %b) {
; CHECK-LABEL: select_mask_add_ss:
; CHECK:       ## %bb.0: ## %entry
; CHECK-NEXT:    kmovw %edi, %k1
; CHECK-NEXT:    vaddss %xmm2, %xmm1, %xmm0 {%k1}
; CHECK-NEXT:    retq
entry:
  %0 = extractelement <4 x float> %b, i32 0
  %1 = extractelement <4 x float> %a, i32 0
  %2 = fadd float %1, %0
  %3 = and i8 %u, 1
  %4 = icmp eq i8 %3, 0
  %5 = extractelement <4 x float> %w, i32 0
  %6 = select i1 %4, float %5, float %2
  %7 = insertelement <4 x float> %a, float %6, i32 0
  ret <4 x float> %7
}

define <4 x float> @select_maskz_add_ss(i8 zeroext %u, <4 x float> %a, <4 x float> %b) {
; CHECK-LABEL: select_maskz_add_ss:
; CHECK:       ## %bb.0: ## %entry
; CHECK-NEXT:    kmovw %edi, %k1
; CHECK-NEXT:    vaddss %xmm1, %xmm0, %xmm0 {%k1} {z}
; CHECK-NEXT:    retq
entry:
  %0 = extractelement <4 x float> %b, i32 0
  %1 = extractelement <4 x float> %a, i32 0
  %2 = fadd float %1, %0
  %3 = and i8 %u, 1
  %4 = icmp eq i8 %3, 0
  %5 = select i1 %4, float 0.000000e+00, float %2
  %6 = insertelement <4 x float> %a, float %5, i32 0
  ret <4 x float> %6
}

define <4 x float> @select_mask_sub_ss(<4 x float> %w, i8 zeroext %u, <4 x float> %a, <4 x float> %b) {
; CHECK-LABEL: select_mask_sub_ss:
; CHECK:       ## %bb.0: ## %entry
; CHECK-NEXT:    kmovw %edi, %k1
; CHECK-NEXT:    vsubss %xmm2, %xmm1, %xmm0 {%k1}
; CHECK-NEXT:    retq
entry:
  %0 = extractelement <4 x float> %b, i32 0
  %1 = extractelement <4 x float> %a, i32 0
  %2 = fsub float %1, %0
  %3 = and i8 %u, 1
  %4 = icmp eq i8 %3, 0
  %5 = extractelement <4 x float> %w, i32 0
  %6 = select i1 %4, float %5, float %2
  %7 = insertelement <4 x float> %a, float %6, i32 0
  ret <4 x float> %7
}

define <4 x float> @select_maskz_sub_ss(i8 zeroext %u, <4 x float> %a, <4 x float> %b) {
; CHECK-LABEL: select_maskz_sub_ss:
; CHECK:       ## %bb.0: ## %entry
; CHECK-NEXT:    kmovw %edi, %k1
; CHECK-NEXT:    vsubss %xmm1, %xmm0, %xmm0 {%k1} {z}
; CHECK-NEXT:    retq
entry:
  %0 = extractelement <4 x float> %b, i32 0
  %1 = extractelement <4 x float> %a, i32 0
  %2 = fsub float %1, %0
  %3 = and i8 %u, 1
  %4 = icmp eq i8 %3, 0
  %5 = select i1 %4, float 0.000000e+00, float %2
  %6 = insertelement <4 x float> %a, float %5, i32 0
  ret <4 x float> %6
}

define <4 x float> @select_mask_mul_ss(<4 x float> %w, i8 zeroext %u, <4 x float> %a, <4 x float> %b) {
; CHECK-LABEL: select_mask_mul_ss:
; CHECK:       ## %bb.0: ## %entry
; CHECK-NEXT:    kmovw %edi, %k1
; CHECK-NEXT:    vmulss %xmm2, %xmm1, %xmm0 {%k1}
; CHECK-NEXT:    retq
entry:
  %0 = extractelement <4 x float> %b, i32 0
  %1 = extractelement <4 x float> %a, i32 0
  %2 = fmul float %1, %0
  %3 = and i8 %u, 1
  %4 = icmp eq i8 %3, 0
  %5 = extractelement <4 x float> %w, i32 0
  %6 = select i1 %4, float %5, float %2
  %7 = insertelement <4 x float> %a, float %6, i32 0
  ret <4 x float> %7
}

define <4 x float> @select_maskz_mul_ss(i8 zeroext %u, <4 x float> %a, <4 x float> %b) {
; CHECK-LABEL: select_maskz_mul_ss:
; CHECK:       ## %bb.0: ## %entry
; CHECK-NEXT:    kmovw %edi, %k1
; CHECK-NEXT:    vmulss %xmm1, %xmm0, %xmm0 {%k1} {z}
; CHECK-NEXT:    retq
entry:
  %0 = extractelement <4 x float> %b, i32 0
  %1 = extractelement <4 x float> %a, i32 0
  %2 = fmul float %1, %0
  %3 = and i8 %u, 1
  %4 = icmp eq i8 %3, 0
  %5 = select i1 %4, float 0.000000e+00, float %2
  %6 = insertelement <4 x float> %a, float %5, i32 0
  ret <4 x float> %6
}

; Make sure we don't crash trying to truncate the and instruction i4->i8. We need to extend instead.
define <4 x float> @select_mask_add_ss_small_mask_type(<4 x float> %w, i4 %u, <4 x float> %a, <4 x float> %b) {
; CHECK-LABEL: select_mask_add_ss_small_mask_type:
; CHECK:       ## %bb.0: ## %entry
; CHECK-NEXT:    kmovw %edi, %k1
; CHECK-NEXT:    vaddss %xmm2, %xmm1, %xmm0 {%k1}
; CHECK-NEXT:    retq
entry:
  %0 = extractelement <4 x float> %b, i32 0
  %1 = extractelement <4 x float> %a, i32 0
  %2 = fadd float %1, %0
  %3 = and i4 %u, 1
  %4 = icmp eq i4 %3, 0
  %5 = extractelement <4 x float> %w, i32 0
  %6 = select i1 %4, float %5, float %2
  %7 = insertelement <4 x float> %a, float %6, i32 0
  ret <4 x float> %7
}