xref: /llvm-project/llvm/test/CodeGen/AArch64/sms-mve9.mir (revision 0c5319e546321d7a766999e49e0ccf801ff2b3dc) 
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
3
4# test pipeliner code genearation by MVE algorithm
5# COPY instructions exist
6
7...
8---
9name:            func
10tracksRegLiveness: true
11body:             |
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:   dead [[COPY:%[0-9]+]]:gpr64 = COPY $x0
18  ; CHECK-NEXT:   [[COPY1:%[0-9]+]]:gpr64common = 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:   dead $xzr = SUBSXrr [[COPY1]], [[COPY1]], implicit-def $nzcv
26  ; CHECK-NEXT:   [[CSINCXr:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv
27  ; CHECK-NEXT:   [[ADDXrr:%[0-9]+]]:gpr64 = ADDXrr [[COPY1]], [[COPY1]]
28  ; CHECK-NEXT:   dead $xzr = SUBSXrr [[ADDXrr]], [[COPY1]], implicit-def $nzcv
29  ; CHECK-NEXT:   [[CSINCXr1:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr]], [[CSINCXr]], 1, implicit $nzcv
30  ; CHECK-NEXT:   [[ADDXrr1:%[0-9]+]]:gpr64 = ADDXrr [[ADDXrr]], [[COPY1]]
31  ; CHECK-NEXT:   dead $xzr = SUBSXrr [[ADDXrr1]], [[COPY1]], implicit-def $nzcv
32  ; CHECK-NEXT:   [[CSINCXr2:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr1]], [[CSINCXr1]], 1, implicit $nzcv
33  ; CHECK-NEXT:   [[ADDXrr2:%[0-9]+]]:gpr64 = ADDXrr [[ADDXrr1]], [[COPY1]]
34  ; CHECK-NEXT:   dead $xzr = SUBSXrr [[ADDXrr2]], [[COPY1]], implicit-def $nzcv
35  ; CHECK-NEXT:   [[CSINCXr3:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr2]], [[CSINCXr2]], 1, implicit $nzcv
36  ; CHECK-NEXT:   dead $xzr = SUBSXri [[CSINCXr3]], 0, 0, implicit-def $nzcv
37  ; CHECK-NEXT:   Bcc 0, %bb.4, implicit $nzcv
38  ; CHECK-NEXT:   B %bb.7
39  ; CHECK-NEXT: {{  $}}
40  ; CHECK-NEXT: bb.4:
41  ; CHECK-NEXT:   successors: %bb.5(0x80000000)
42  ; CHECK-NEXT: {{  $}}
43  ; CHECK-NEXT:   [[COPY2:%[0-9]+]]:gpr64 = COPY [[COPY1]]
44  ; CHECK-NEXT:   [[FADDDrr:%[0-9]+]]:fpr64 = FADDDrr [[FMOVDi]], [[FMOVDi]], implicit $fpcr
45  ; CHECK-NEXT:   [[ADDXrr3:%[0-9]+]]:gpr64 = ADDXrr [[COPY2]], [[COPY1]]
46  ; CHECK-NEXT:   dead $xzr = SUBSXrr [[COPY2]], [[COPY1]], implicit-def $nzcv
47  ; CHECK-NEXT:   [[COPY3:%[0-9]+]]:gpr64sp = COPY [[ADDXrr3]]
48  ; CHECK-NEXT:   [[FADDDrr1:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr]], [[FMOVDi]], implicit $fpcr
49  ; CHECK-NEXT: {{  $}}
50  ; CHECK-NEXT: bb.5:
51  ; CHECK-NEXT:   successors: %bb.5(0x40000000), %bb.6(0x40000000)
52  ; CHECK-NEXT: {{  $}}
53  ; CHECK-NEXT:   [[PHI:%[0-9]+]]:fpr64 = PHI [[FADDDrr5:%[0-9]+]], %bb.5, [[FMOVDi]], %bb.4
54  ; CHECK-NEXT:   [[PHI1:%[0-9]+]]:gpr64sp = PHI [[COPY7:%[0-9]+]], %bb.5, [[COPY1]], %bb.4
55  ; CHECK-NEXT:   [[PHI2:%[0-9]+]]:gpr64 = PHI [[COPY8:%[0-9]+]], %bb.5, [[COPY2]], %bb.4
56  ; CHECK-NEXT:   [[PHI3:%[0-9]+]]:fpr64 = PHI [[FADDDrr8:%[0-9]+]], %bb.5, [[FADDDrr]], %bb.4
57  ; CHECK-NEXT:   [[PHI4:%[0-9]+]]:gpr64 = PHI [[ADDXrr6:%[0-9]+]], %bb.5, [[ADDXrr3]], %bb.4
58  ; CHECK-NEXT:   [[PHI5:%[0-9]+]]:gpr64sp = PHI [[COPY9:%[0-9]+]], %bb.5, [[COPY3]], %bb.4
59  ; CHECK-NEXT:   [[PHI6:%[0-9]+]]:fpr64 = PHI [[FADDDrr10:%[0-9]+]], %bb.5, [[FADDDrr1]], %bb.4
60  ; CHECK-NEXT:   [[COPY4:%[0-9]+]]:gpr64 = COPY [[PHI5]]
61  ; CHECK-NEXT:   [[FADDDrr2:%[0-9]+]]:fpr64 = FADDDrr [[FMOVDi]], [[PHI3]], implicit $fpcr
62  ; CHECK-NEXT:   [[FADDDrr3:%[0-9]+]]:fpr64 = FADDDrr [[PHI6]], [[PHI]], implicit $fpcr
63  ; CHECK-NEXT:   [[ADDXrr4:%[0-9]+]]:gpr64 = ADDXrr [[COPY4]], [[COPY1]]
64  ; CHECK-NEXT:   dead $xzr = SUBSXrr [[COPY4]], [[COPY1]], implicit-def $nzcv
65  ; CHECK-NEXT:   [[COPY5:%[0-9]+]]:gpr64sp = COPY [[ADDXrr4]]
66  ; CHECK-NEXT:   [[FADDDrr4:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr2]], [[PHI3]], implicit $fpcr
67  ; CHECK-NEXT:   [[COPY6:%[0-9]+]]:gpr64 = COPY [[COPY5]]
68  ; CHECK-NEXT:   [[FADDDrr5]]:fpr64 = FADDDrr [[FMOVDi]], [[FADDDrr2]], implicit $fpcr
69  ; CHECK-NEXT:   [[FADDDrr6:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr4]], [[PHI3]], implicit $fpcr
70  ; CHECK-NEXT:   [[ADDXrr5:%[0-9]+]]:gpr64 = ADDXrr [[COPY6]], [[COPY1]]
71  ; CHECK-NEXT:   dead $xzr = SUBSXrr [[COPY6]], [[COPY1]], implicit-def $nzcv
72  ; CHECK-NEXT:   [[COPY7]]:gpr64sp = COPY [[ADDXrr5]]
73  ; CHECK-NEXT:   [[FADDDrr7:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr5]], [[FADDDrr2]], implicit $fpcr
74  ; CHECK-NEXT:   [[COPY8]]:gpr64 = COPY [[COPY7]]
75  ; CHECK-NEXT:   [[FADDDrr8]]:fpr64 = FADDDrr [[FMOVDi]], [[FADDDrr5]], implicit $fpcr
76  ; CHECK-NEXT:   [[FADDDrr9:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr7]], [[FADDDrr2]], implicit $fpcr
77  ; CHECK-NEXT:   [[ADDXrr6]]:gpr64 = ADDXrr [[COPY8]], [[COPY1]]
78  ; CHECK-NEXT:   dead $xzr = SUBSXrr [[COPY8]], [[COPY1]], implicit-def $nzcv
79  ; CHECK-NEXT:   [[COPY9]]:gpr64sp = COPY [[ADDXrr6]]
80  ; CHECK-NEXT:   [[FADDDrr10]]:fpr64 = FADDDrr [[FADDDrr8]], [[FADDDrr5]], implicit $fpcr
81  ; CHECK-NEXT:   [[CSINCXr4:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv
82  ; CHECK-NEXT:   dead $xzr = SUBSXrr [[ADDXrr6]], [[COPY1]], implicit-def $nzcv
83  ; CHECK-NEXT:   [[CSINCXr5:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr4]], [[CSINCXr4]], 1, implicit $nzcv
84  ; CHECK-NEXT:   [[ADDXrr7:%[0-9]+]]:gpr64 = ADDXrr [[ADDXrr6]], [[COPY1]]
85  ; CHECK-NEXT:   dead $xzr = SUBSXrr [[ADDXrr7]], [[COPY1]], implicit-def $nzcv
86  ; CHECK-NEXT:   [[CSINCXr6:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr5]], [[CSINCXr5]], 1, implicit $nzcv
87  ; CHECK-NEXT:   dead $xzr = SUBSXri [[CSINCXr6]], 0, 0, implicit-def $nzcv
88  ; CHECK-NEXT:   Bcc 0, %bb.5, implicit $nzcv
89  ; CHECK-NEXT:   B %bb.6
90  ; CHECK-NEXT: {{  $}}
91  ; CHECK-NEXT: bb.6:
92  ; CHECK-NEXT:   successors: %bb.7(0x40000000), %bb.2(0x40000000)
93  ; CHECK-NEXT: {{  $}}
94  ; CHECK-NEXT:   [[FADDDrr11:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr10]], [[FADDDrr5]], implicit $fpcr
95  ; CHECK-NEXT:   dead $xzr = SUBSXrr [[COPY8]], [[COPY1]], implicit-def $nzcv
96  ; CHECK-NEXT:   [[CSINCXr7:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv
97  ; CHECK-NEXT:   dead $xzr = SUBSXri [[CSINCXr7]], 0, 0, implicit-def $nzcv
98  ; CHECK-NEXT:   Bcc 0, %bb.7, implicit $nzcv
99  ; CHECK-NEXT:   B %bb.2
100  ; CHECK-NEXT: {{  $}}
101  ; CHECK-NEXT: bb.7:
102  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
103  ; CHECK-NEXT: {{  $}}
104  ; CHECK-NEXT:   [[PHI7:%[0-9]+]]:fpr64 = PHI [[FMOVDi]], %bb.3, [[FADDDrr8]], %bb.6
105  ; CHECK-NEXT:   [[PHI8:%[0-9]+]]:gpr64common = PHI [[COPY1]], %bb.3, [[COPY9]], %bb.6
106  ; CHECK-NEXT:   B %bb.1
107  ; CHECK-NEXT: {{  $}}
108  ; CHECK-NEXT: bb.1:
109  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
110  ; CHECK-NEXT: {{  $}}
111  ; CHECK-NEXT:   [[PHI9:%[0-9]+]]:gpr64sp = PHI [[COPY11:%[0-9]+]]8, %bb.7, [[COPY11]], %bb.1
112  ; CHECK-NEXT:   [[PHI10:%[0-9]+]]:fpr64 = PHI [[PHI7]], %bb.7, [[FADDDrr12:%[0-9]+]], %bb.1
113  ; CHECK-NEXT:   [[COPY10:%[0-9]+]]:gpr64 = COPY [[PHI9]]
114  ; CHECK-NEXT:   dead $xzr = SUBSXrr [[COPY10]], [[COPY1]], implicit-def $nzcv
115  ; CHECK-NEXT:   [[ADDXrr8:%[0-9]+]]:gpr64 = ADDXrr [[COPY10]], [[COPY1]]
116  ; CHECK-NEXT:   [[COPY11]]:gpr64sp = COPY [[ADDXrr8]]
117  ; CHECK-NEXT:   [[FADDDrr12]]:fpr64 = FADDDrr [[FMOVDi]], [[PHI10]], implicit $fpcr
118  ; CHECK-NEXT:   [[FADDDrr13:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr12]], [[PHI10]], implicit $fpcr
119  ; CHECK-NEXT:   [[FADDDrr14:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr13]], [[PHI10]], implicit $fpcr
120  ; CHECK-NEXT:   Bcc 1, %bb.1, implicit $nzcv
121  ; CHECK-NEXT:   B %bb.2
122  ; CHECK-NEXT: {{  $}}
123  ; CHECK-NEXT: bb.2:
124  ; CHECK-NEXT:   [[PHI11:%[0-9]+]]:fpr64 = PHI [[FADDDrr12]], %bb.1, [[FADDDrr8]], %bb.6
125  ; CHECK-NEXT:   [[PHI12:%[0-9]+]]:fpr64 = PHI [[FADDDrr14]], %bb.1, [[FADDDrr11]], %bb.6
126  ; CHECK-NEXT:   [[FMULDrr:%[0-9]+]]:fpr64 = FMULDrr [[PHI11]], [[PHI12]], implicit $fpcr
127  ; CHECK-NEXT:   $d0 = COPY [[FMULDrr]]
128  ; CHECK-NEXT:   RET_ReallyLR implicit $d0
129  bb.0.entry:
130    liveins: $x0, $x1
131    %10:gpr64 = COPY $x0
132    %11:gpr64 = COPY $x1
133    %20:fpr64 = FMOVDi 1
134
135  bb.1:
136    %12:gpr64sp = PHI %11, %bb.0, %15, %bb.1
137    %24:fpr64 = PHI %20, %bb.0, %21, %bb.1
138    %14:gpr64 = COPY %12
139    dead $xzr = SUBSXrr %14, %11, implicit-def $nzcv
140    %13:gpr64 = ADDXrr %14, %11
141    %15:gpr64sp = COPY %13
142    %21:fpr64 = FADDDrr %20, %24, implicit $fpcr
143    %22:fpr64 = FADDDrr %21, %24, implicit $fpcr
144    %23:fpr64 = FADDDrr %22, %24, implicit $fpcr
145    Bcc 1, %bb.1, implicit $nzcv
146    B %bb.2
147
148  bb.2:
149    %25:fpr64 = FMULDrr %21, %23, implicit $fpcr
150    $d0 = COPY %25
151    RET_ReallyLR implicit $d0
152...
153