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
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple powerpc64le < %s | FileCheck %s
; Check constrained ops converted to call
define void @test(ptr %cast) strictfp {
; CHECK-LABEL: test:
; CHECK: # %bb.0: # %root
; CHECK-NEXT: mflr 0
; CHECK-NEXT: .cfi_def_cfa_offset 64
; CHECK-NEXT: .cfi_offset lr, 16
; CHECK-NEXT: .cfi_offset r29, -24
; CHECK-NEXT: .cfi_offset r30, -16
; CHECK-NEXT: std 29, -24(1) # 8-byte Folded Spill
; CHECK-NEXT: std 30, -16(1) # 8-byte Folded Spill
; CHECK-NEXT: stdu 1, -64(1)
; CHECK-NEXT: addi 30, 3, -8
; CHECK-NEXT: li 29, 255
; CHECK-NEXT: std 0, 80(1)
; CHECK-NEXT: .p2align 5
; CHECK-NEXT: .LBB0_1: # %for.body
; CHECK-NEXT: #
; CHECK-NEXT: lfdu 1, 8(30)
; CHECK-NEXT: bl cos
; CHECK-NEXT: nop
; CHECK-NEXT: addi 29, 29, -1
; CHECK-NEXT: stfd 1, 0(30)
; CHECK-NEXT: cmpldi 29, 0
; CHECK-NEXT: bc 12, 1, .LBB0_1
; CHECK-NEXT: # %bb.2: # %exit
; CHECK-NEXT: addi 1, 1, 64
; CHECK-NEXT: ld 0, 16(1)
; CHECK-NEXT: ld 30, -16(1) # 8-byte Folded Reload
; CHECK-NEXT: ld 29, -24(1) # 8-byte Folded Reload
; CHECK-NEXT: mtlr 0
; CHECK-NEXT: blr
root:
br label %for.body
exit:
ret void
for.body:
%i = phi i64 [ 0, %root ], [ %next, %for.body ]
%idx = getelementptr inbounds double, ptr %cast, i64 %i
%val = load double, ptr %idx
%cos = tail call nnan ninf nsz arcp double @llvm.experimental.constrained.cos.f64(double %val, metadata !"round.dynamic", metadata !"fpexcept.strict")
store double %cos, ptr %idx, align 8
%next = add nuw nsw i64 %i, 1
%cond = icmp eq i64 %next, 255
br i1 %cond, label %exit, label %for.body
}
; Check constrained ops converted to native instruction
define void @test2(ptr %cast) strictfp {
; CHECK-LABEL: test2:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: li 4, 255
; CHECK-NEXT: addi 3, 3, -8
; CHECK-NEXT: mtctr 4
; CHECK-NEXT: .p2align 4
; CHECK-NEXT: .LBB1_1: # %for.body
; CHECK-NEXT: #
; CHECK-NEXT: lfdu 0, 8(3)
; CHECK-NEXT: xssqrtdp 0, 0
; CHECK-NEXT: stfd 0, 0(3)
; CHECK-NEXT: bdnz .LBB1_1
; CHECK-NEXT: # %bb.2: # %exit
; CHECK-NEXT: blr
entry:
br label %for.body
for.body:
%i = phi i64 [ 0, %entry ], [ %next, %for.body ]
%idx = getelementptr inbounds double, ptr %cast, i64 %i
%val = load double, ptr %idx
%cos = tail call nnan ninf nsz arcp double @llvm.experimental.constrained.sqrt.f64(double %val, metadata !"round.dynamic", metadata !"fpexcept.strict")
store double %cos, ptr %idx, align 8
%next = add nuw nsw i64 %i, 1
%cond = icmp eq i64 %next, 255
br i1 %cond, label %exit, label %for.body
exit:
ret void
}
; Check constrained ops converted to call
define void @testTan(ptr %cast) strictfp {
; CHECK-LABEL: testTan:
; CHECK: # %bb.0: # %root
; CHECK-NEXT: mflr 0
; CHECK-NEXT: .cfi_def_cfa_offset 64
; CHECK-NEXT: .cfi_offset lr, 16
; CHECK-NEXT: .cfi_offset r29, -24
; CHECK-NEXT: .cfi_offset r30, -16
; CHECK-NEXT: std 29, -24(1) # 8-byte Folded Spill
; CHECK-NEXT: std 30, -16(1) # 8-byte Folded Spill
; CHECK-NEXT: stdu 1, -64(1)
; CHECK-NEXT: addi 30, 3, -8
; CHECK-NEXT: li 29, 255
; CHECK-NEXT: std 0, 80(1)
; CHECK-NEXT: .p2align 5
; CHECK-NEXT: .LBB2_1: # %for.body
; CHECK-NEXT: #
; CHECK-NEXT: lfdu 1, 8(30)
; CHECK-NEXT: bl tan
; CHECK-NEXT: nop
; CHECK-NEXT: addi 29, 29, -1
; CHECK-NEXT: stfd 1, 0(30)
; CHECK-NEXT: cmpldi 29, 0
; CHECK-NEXT: bc 12, 1, .LBB2_1
; CHECK-NEXT: # %bb.2: # %exit
; CHECK-NEXT: addi 1, 1, 64
; CHECK-NEXT: ld 0, 16(1)
; CHECK-NEXT: ld 30, -16(1) # 8-byte Folded Reload
; CHECK-NEXT: ld 29, -24(1) # 8-byte Folded Reload
; CHECK-NEXT: mtlr 0
; CHECK-NEXT: blr
root:
br label %for.body
exit:
ret void
for.body:
%i = phi i64 [ 0, %root ], [ %next, %for.body ]
%idx = getelementptr inbounds double, ptr %cast, i64 %i
%val = load double, ptr %idx
%tan = tail call nnan ninf nsz arcp double @llvm.experimental.constrained.tan.f64(double %val, metadata !"round.dynamic", metadata !"fpexcept.strict")
store double %tan, ptr %idx, align 8
%next = add nuw nsw i64 %i, 1
%cond = icmp eq i64 %next, 255
br i1 %cond, label %exit, label %for.body
}
declare double @llvm.experimental.constrained.cos.f64(double, metadata, metadata)
declare double @llvm.experimental.constrained.tan.f64(double, metadata, metadata)
declare double @llvm.experimental.constrained.sqrt.f64(double, metadata, metadata)
|
