| blob | 017383b46be0ccbc1d5852939380766facee44a3 |
1 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 4
2 # RUN: llc --verify-machineinstrs -mtriple=aarch64 -o - %s -run-pass pipeliner -aarch64-enable-pipeliner -pipeliner-mve-cg -pipeliner-force-ii=3 -mcpu=neoverse-n1 2>&1 | FileCheck %s
4 # test pipeliner code genearation by MVE algorithm
5 # #stages: 2, unroll count: 1
7 ...
8 ---
9 name: func
10 tracksRegLiveness: true
11 body: |
12 ; CHECK-LABEL: name: func
13 ; CHECK: bb.0.entry:
14 ; CHECK-NEXT: successors: %bb.3(0x80000000)
15 ; CHECK-NEXT: liveins: $x0, $x1
16 ; CHECK-NEXT: {{ $}}
17 ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr64 = COPY $x0
18 ; CHECK-NEXT: [[COPY1:%[0-9]+]]:gpr64 = COPY $x1
19 ; CHECK-NEXT: [[FMOVDi:%[0-9]+]]:fpr64 = FMOVDi 1
20 ; CHECK-NEXT: B %bb.3
21 ; CHECK-NEXT: {{ $}}
22 ; CHECK-NEXT: bb.3:
23 ; CHECK-NEXT: successors: %bb.4(0x40000000), %bb.7(0x40000000)
24 ; CHECK-NEXT: {{ $}}
25 ; CHECK-NEXT: [[ADDXrr:%[0-9]+]]:gpr64 = ADDXrr [[COPY1]], [[COPY1]]
26 ; CHECK-NEXT: dead $xzr = SUBSXrr [[COPY]], [[ADDXrr]], implicit-def $nzcv
27 ; CHECK-NEXT: [[CSINCXr:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv
28 ; CHECK-NEXT: [[ADDXrr1:%[0-9]+]]:gpr64 = ADDXrr [[ADDXrr]], [[COPY1]]
29 ; CHECK-NEXT: dead $xzr = SUBSXrr [[COPY]], [[ADDXrr1]], implicit-def $nzcv
30 ; CHECK-NEXT: [[CSINCXr1:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr]], [[CSINCXr]], 1, implicit $nzcv
31 ; CHECK-NEXT: dead $xzr = SUBSXri [[CSINCXr1]], 0, 0, implicit-def $nzcv
32 ; CHECK-NEXT: Bcc 0, %bb.4, implicit $nzcv
33 ; CHECK-NEXT: B %bb.7
34 ; CHECK-NEXT: {{ $}}
35 ; CHECK-NEXT: bb.4:
36 ; CHECK-NEXT: successors: %bb.5(0x80000000)
37 ; CHECK-NEXT: {{ $}}
38 ; CHECK-NEXT: [[FADDDrr:%[0-9]+]]:fpr64 = FADDDrr [[FMOVDi]], [[FMOVDi]], implicit $fpcr
39 ; CHECK-NEXT: [[ADDXrr2:%[0-9]+]]:gpr64 = ADDXrr [[COPY1]], [[COPY1]]
40 ; CHECK-NEXT: dead $xzr = SUBSXrr [[COPY]], [[ADDXrr2]], implicit-def $nzcv
41 ; CHECK-NEXT: [[FADDDrr1:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr]], [[FADDDrr]], implicit $fpcr
42 ; CHECK-NEXT: {{ $}}
43 ; CHECK-NEXT: bb.5:
44 ; CHECK-NEXT: successors: %bb.5(0x40000000), %bb.6(0x40000000)
45 ; CHECK-NEXT: {{ $}}
46 ; CHECK-NEXT: [[PHI:%[0-9]+]]:fpr64 = PHI [[FADDDrr2:%[0-9]+]], %bb.5, [[FADDDrr]], %bb.4
47 ; CHECK-NEXT: [[PHI1:%[0-9]+]]:gpr64 = PHI [[ADDXrr3:%[0-9]+]], %bb.5, [[ADDXrr2]], %bb.4
48 ; CHECK-NEXT: [[PHI2:%[0-9]+]]:fpr64 = PHI [[FADDDrr4:%[0-9]+]], %bb.5, [[FADDDrr1]], %bb.4
49 ; CHECK-NEXT: [[FADDDrr2]]:fpr64 = FADDDrr [[FMOVDi]], [[PHI]], implicit $fpcr
50 ; CHECK-NEXT: [[ADDXrr3]]:gpr64 = ADDXrr [[PHI1]], [[COPY1]]
51 ; CHECK-NEXT: [[FADDDrr3:%[0-9]+]]:fpr64 = FADDDrr [[PHI2]], [[PHI2]], implicit $fpcr
52 ; CHECK-NEXT: dead $xzr = SUBSXrr [[COPY]], [[ADDXrr3]], implicit-def $nzcv
53 ; CHECK-NEXT: [[FADDDrr4]]:fpr64 = FADDDrr [[FADDDrr2]], [[FADDDrr2]], implicit $fpcr
54 ; CHECK-NEXT: [[CSINCXr2:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv
55 ; CHECK-NEXT: dead $xzr = SUBSXri [[CSINCXr2]], 0, 0, implicit-def $nzcv
56 ; CHECK-NEXT: Bcc 0, %bb.5, implicit $nzcv
57 ; CHECK-NEXT: B %bb.6
58 ; CHECK-NEXT: {{ $}}
59 ; CHECK-NEXT: bb.6:
60 ; CHECK-NEXT: successors: %bb.7(0x40000000), %bb.2(0x40000000)
61 ; CHECK-NEXT: {{ $}}
62 ; CHECK-NEXT: [[FADDDrr5:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr4]], [[FADDDrr4]], implicit $fpcr
63 ; CHECK-NEXT: dead $xzr = SUBSXrr [[COPY]], [[ADDXrr3]], implicit-def $nzcv
64 ; CHECK-NEXT: [[CSINCXr3:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv
65 ; CHECK-NEXT: dead $xzr = SUBSXri [[CSINCXr3]], 0, 0, implicit-def $nzcv
66 ; CHECK-NEXT: Bcc 0, %bb.7, implicit $nzcv
67 ; CHECK-NEXT: B %bb.2
68 ; CHECK-NEXT: {{ $}}
69 ; CHECK-NEXT: bb.7:
70 ; CHECK-NEXT: successors: %bb.1(0x80000000)
71 ; CHECK-NEXT: {{ $}}
72 ; CHECK-NEXT: [[PHI3:%[0-9]+]]:fpr64 = PHI [[FMOVDi]], %bb.3, [[FADDDrr2]], %bb.6
73 ; CHECK-NEXT: [[PHI4:%[0-9]+]]:gpr64 = PHI [[COPY1]], %bb.3, [[ADDXrr3]], %bb.6
74 ; CHECK-NEXT: B %bb.1
75 ; CHECK-NEXT: {{ $}}
76 ; CHECK-NEXT: bb.1:
77 ; CHECK-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
78 ; CHECK-NEXT: {{ $}}
79 ; CHECK-NEXT: [[PHI5:%[0-9]+]]:gpr64 = PHI [[PHI4]], %bb.7, [[ADDXrr4:%[0-9]+]], %bb.1
80 ; CHECK-NEXT: [[PHI6:%[0-9]+]]:fpr64 = PHI [[PHI3]], %bb.7, [[FADDDrr6:%[0-9]+]], %bb.1
81 ; CHECK-NEXT: [[ADDXrr4]]:gpr64 = ADDXrr [[PHI5]], [[COPY1]]
82 ; CHECK-NEXT: dead $xzr = SUBSXrr [[COPY]], [[ADDXrr4]], implicit-def $nzcv
83 ; CHECK-NEXT: [[FADDDrr6]]:fpr64 = FADDDrr [[FMOVDi]], [[PHI6]], implicit $fpcr
84 ; CHECK-NEXT: [[FADDDrr7:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr6]], [[FADDDrr6]], implicit $fpcr
85 ; CHECK-NEXT: [[FADDDrr8:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr7]], [[FADDDrr7]], implicit $fpcr
86 ; CHECK-NEXT: Bcc 1, %bb.1, implicit $nzcv
87 ; CHECK-NEXT: B %bb.2
88 ; CHECK-NEXT: {{ $}}
89 ; CHECK-NEXT: bb.2:
90 ; CHECK-NEXT: [[PHI7:%[0-9]+]]:fpr64 = PHI [[FADDDrr6]], %bb.1, [[FADDDrr2]], %bb.6
91 ; CHECK-NEXT: [[PHI8:%[0-9]+]]:fpr64 = PHI [[FADDDrr8]], %bb.1, [[FADDDrr5]], %bb.6
92 ; CHECK-NEXT: [[FMULDrr:%[0-9]+]]:fpr64 = FMULDrr [[PHI7]], [[PHI8]], implicit $fpcr
93 ; CHECK-NEXT: $d0 = COPY [[FMULDrr]]
94 ; CHECK-NEXT: RET_ReallyLR implicit $d0
95 bb.0.entry:
96 liveins: $x0, $x1
97 %10:gpr64 = COPY $x0
98 %11:gpr64 = COPY $x1
99 %20:fpr64 = FMOVDi 1
101 bb.1:
102 %12:gpr64 = PHI %11, %bb.0, %13, %bb.1
103 %24:fpr64 = PHI %20, %bb.0, %21, %bb.1
104 %13:gpr64 = ADDXrr %12, %11
105 dead $xzr = SUBSXrr %10, %13, implicit-def $nzcv
106 %21:fpr64 = FADDDrr %20, %24, implicit $fpcr
107 %22:fpr64 = FADDDrr %21, %21, implicit $fpcr
108 %23:fpr64 = FADDDrr %22, %22, implicit $fpcr
109 Bcc 1, %bb.1, implicit $nzcv
110 B %bb.2
112 bb.2:
113 %25:fpr64 = FMULDrr %21, %23, implicit $fpcr
114 $d0 = COPY %25
115 RET_ReallyLR implicit $d0
116 ...