xref: /llvm-project/llvm/test/CodeGen/AArch64/sms-mve11.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# counter increment/compare instruction with immediate operand
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]+]]:gpr64common = 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:   [[ADDXri:%[0-9]+]]:gpr64common = ADDXri [[COPY1]], 1, 0
26  ; CHECK-NEXT:   dead $xzr = SUBSXri [[ADDXri]], 20, 0, implicit-def $nzcv
27  ; CHECK-NEXT:   [[CSINCXr:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv
28  ; CHECK-NEXT:   [[ADDXri1:%[0-9]+]]:gpr64common = ADDXri [[ADDXri]], 1, 0
29  ; CHECK-NEXT:   dead $xzr = SUBSXri [[ADDXri1]], 20, 0, implicit-def $nzcv
30  ; CHECK-NEXT:   [[CSINCXr1:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr]], [[CSINCXr]], 1, implicit $nzcv
31  ; CHECK-NEXT:   [[ADDXri2:%[0-9]+]]:gpr64common = ADDXri [[ADDXri1]], 1, 0
32  ; CHECK-NEXT:   dead $xzr = SUBSXri [[ADDXri2]], 20, 0, implicit-def $nzcv
33  ; CHECK-NEXT:   [[CSINCXr2:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr1]], [[CSINCXr1]], 1, implicit $nzcv
34  ; CHECK-NEXT:   [[ADDXri3:%[0-9]+]]:gpr64common = ADDXri [[ADDXri2]], 1, 0
35  ; CHECK-NEXT:   dead $xzr = SUBSXri [[ADDXri3]], 20, 0, implicit-def $nzcv
36  ; CHECK-NEXT:   [[CSINCXr3:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr2]], [[CSINCXr2]], 1, implicit $nzcv
37  ; CHECK-NEXT:   dead $xzr = SUBSXri [[CSINCXr3]], 0, 0, implicit-def $nzcv
38  ; CHECK-NEXT:   Bcc 0, %bb.4, implicit $nzcv
39  ; CHECK-NEXT:   B %bb.7
40  ; CHECK-NEXT: {{  $}}
41  ; CHECK-NEXT: bb.4:
42  ; CHECK-NEXT:   successors: %bb.5(0x80000000)
43  ; CHECK-NEXT: {{  $}}
44  ; CHECK-NEXT:   [[FADDDrr:%[0-9]+]]:fpr64 = FADDDrr [[FMOVDi]], [[FMOVDi]], implicit $fpcr
45  ; CHECK-NEXT:   [[ADDXri4:%[0-9]+]]:gpr64common = ADDXri [[COPY1]], 1, 0
46  ; CHECK-NEXT:   dead $xzr = SUBSXri [[ADDXri4]], 20, 0, implicit-def $nzcv
47  ; CHECK-NEXT:   [[FADDDrr1:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr]], [[FMOVDi]], implicit $fpcr
48  ; CHECK-NEXT: {{  $}}
49  ; CHECK-NEXT: bb.5:
50  ; CHECK-NEXT:   successors: %bb.5(0x40000000), %bb.6(0x40000000)
51  ; CHECK-NEXT: {{  $}}
52  ; CHECK-NEXT:   [[PHI:%[0-9]+]]:fpr64 = PHI [[FADDDrr5:%[0-9]+]], %bb.5, [[FMOVDi]], %bb.4
53  ; CHECK-NEXT:   [[PHI1:%[0-9]+]]:gpr64common = PHI [[ADDXri6:%[0-9]+]], %bb.5, [[COPY1]], %bb.4
54  ; CHECK-NEXT:   [[PHI2:%[0-9]+]]:fpr64 = PHI [[FADDDrr8:%[0-9]+]], %bb.5, [[FADDDrr]], %bb.4
55  ; CHECK-NEXT:   [[PHI3:%[0-9]+]]:gpr64common = PHI [[ADDXri7:%[0-9]+]], %bb.5, [[ADDXri4]], %bb.4
56  ; CHECK-NEXT:   [[PHI4:%[0-9]+]]:fpr64 = PHI [[FADDDrr10:%[0-9]+]], %bb.5, [[FADDDrr1]], %bb.4
57  ; CHECK-NEXT:   [[FADDDrr2:%[0-9]+]]:fpr64 = FADDDrr [[FMOVDi]], [[PHI2]], implicit $fpcr
58  ; CHECK-NEXT:   [[ADDXri5:%[0-9]+]]:gpr64common = ADDXri [[PHI3]], 1, 0
59  ; CHECK-NEXT:   [[FADDDrr3:%[0-9]+]]:fpr64 = FADDDrr [[PHI4]], [[PHI]], implicit $fpcr
60  ; CHECK-NEXT:   dead $xzr = SUBSXri [[ADDXri5]], 20, 0, implicit-def $nzcv
61  ; CHECK-NEXT:   [[FADDDrr4:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr2]], [[PHI2]], implicit $fpcr
62  ; CHECK-NEXT:   [[FADDDrr5]]:fpr64 = FADDDrr [[FMOVDi]], [[FADDDrr2]], implicit $fpcr
63  ; CHECK-NEXT:   [[ADDXri6]]:gpr64common = ADDXri [[ADDXri5]], 1, 0
64  ; CHECK-NEXT:   [[FADDDrr6:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr4]], [[PHI2]], implicit $fpcr
65  ; CHECK-NEXT:   dead $xzr = SUBSXri [[ADDXri6]], 20, 0, implicit-def $nzcv
66  ; CHECK-NEXT:   [[FADDDrr7:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr5]], [[FADDDrr2]], implicit $fpcr
67  ; CHECK-NEXT:   [[FADDDrr8]]:fpr64 = FADDDrr [[FMOVDi]], [[FADDDrr5]], implicit $fpcr
68  ; CHECK-NEXT:   [[ADDXri7]]:gpr64common = ADDXri [[ADDXri6]], 1, 0
69  ; CHECK-NEXT:   [[FADDDrr9:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr7]], [[FADDDrr2]], implicit $fpcr
70  ; CHECK-NEXT:   dead $xzr = SUBSXri [[ADDXri7]], 20, 0, implicit-def $nzcv
71  ; CHECK-NEXT:   [[FADDDrr10]]:fpr64 = FADDDrr [[FADDDrr8]], [[FADDDrr5]], implicit $fpcr
72  ; CHECK-NEXT:   [[CSINCXr4:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv
73  ; CHECK-NEXT:   [[ADDXri8:%[0-9]+]]:gpr64common = ADDXri [[ADDXri7]], 1, 0
74  ; CHECK-NEXT:   dead $xzr = SUBSXri [[ADDXri8]], 20, 0, implicit-def $nzcv
75  ; CHECK-NEXT:   [[CSINCXr5:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr4]], [[CSINCXr4]], 1, implicit $nzcv
76  ; CHECK-NEXT:   [[ADDXri9:%[0-9]+]]:gpr64common = ADDXri [[ADDXri8]], 1, 0
77  ; CHECK-NEXT:   dead $xzr = SUBSXri [[ADDXri9]], 20, 0, implicit-def $nzcv
78  ; CHECK-NEXT:   [[CSINCXr6:%[0-9]+]]:gpr64common = CSINCXr [[CSINCXr5]], [[CSINCXr5]], 1, implicit $nzcv
79  ; CHECK-NEXT:   dead $xzr = SUBSXri [[CSINCXr6]], 0, 0, implicit-def $nzcv
80  ; CHECK-NEXT:   Bcc 0, %bb.5, implicit $nzcv
81  ; CHECK-NEXT:   B %bb.6
82  ; CHECK-NEXT: {{  $}}
83  ; CHECK-NEXT: bb.6:
84  ; CHECK-NEXT:   successors: %bb.7(0x40000000), %bb.2(0x40000000)
85  ; CHECK-NEXT: {{  $}}
86  ; CHECK-NEXT:   [[FADDDrr11:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr10]], [[FADDDrr5]], implicit $fpcr
87  ; CHECK-NEXT:   dead $xzr = SUBSXri [[ADDXri7]], 20, 0, implicit-def $nzcv
88  ; CHECK-NEXT:   [[CSINCXr7:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv
89  ; CHECK-NEXT:   dead $xzr = SUBSXri [[CSINCXr7]], 0, 0, implicit-def $nzcv
90  ; CHECK-NEXT:   Bcc 0, %bb.7, implicit $nzcv
91  ; CHECK-NEXT:   B %bb.2
92  ; CHECK-NEXT: {{  $}}
93  ; CHECK-NEXT: bb.7:
94  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
95  ; CHECK-NEXT: {{  $}}
96  ; CHECK-NEXT:   [[PHI5:%[0-9]+]]:fpr64 = PHI [[FMOVDi]], %bb.3, [[FADDDrr8]], %bb.6
97  ; CHECK-NEXT:   [[PHI6:%[0-9]+]]:gpr64common = PHI [[COPY1]], %bb.3, [[ADDXri7]], %bb.6
98  ; CHECK-NEXT:   B %bb.1
99  ; CHECK-NEXT: {{  $}}
100  ; CHECK-NEXT: bb.1:
101  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
102  ; CHECK-NEXT: {{  $}}
103  ; CHECK-NEXT:   [[PHI7:%[0-9]+]]:gpr64common = PHI [[PHI6]], %bb.7, [[ADDXri10:%[0-9]+]], %bb.1
104  ; CHECK-NEXT:   [[PHI8:%[0-9]+]]:fpr64 = PHI [[PHI5]], %bb.7, [[FADDDrr12:%[0-9]+]], %bb.1
105  ; CHECK-NEXT:   [[ADDXri10]]:gpr64common = ADDXri [[PHI7]], 1, 0
106  ; CHECK-NEXT:   dead $xzr = SUBSXri [[ADDXri10]], 20, 0, implicit-def $nzcv
107  ; CHECK-NEXT:   [[FADDDrr12]]:fpr64 = FADDDrr [[FMOVDi]], [[PHI8]], implicit $fpcr
108  ; CHECK-NEXT:   [[FADDDrr13:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr12]], [[PHI8]], implicit $fpcr
109  ; CHECK-NEXT:   [[FADDDrr14:%[0-9]+]]:fpr64 = FADDDrr [[FADDDrr13]], [[PHI8]], implicit $fpcr
110  ; CHECK-NEXT:   Bcc 1, %bb.1, implicit $nzcv
111  ; CHECK-NEXT:   B %bb.2
112  ; CHECK-NEXT: {{  $}}
113  ; CHECK-NEXT: bb.2:
114  ; CHECK-NEXT:   [[PHI9:%[0-9]+]]:fpr64 = PHI [[FADDDrr12]], %bb.1, [[FADDDrr8]], %bb.6
115  ; CHECK-NEXT:   [[PHI10:%[0-9]+]]:fpr64 = PHI [[FADDDrr14]], %bb.1, [[FADDDrr11]], %bb.6
116  ; CHECK-NEXT:   [[FMULDrr:%[0-9]+]]:fpr64 = FMULDrr [[PHI9]], [[PHI10]], implicit $fpcr
117  ; CHECK-NEXT:   $d0 = COPY [[FMULDrr]]
118  ; CHECK-NEXT:   RET_ReallyLR implicit $d0
119  bb.0.entry:
120    liveins: $x0, $x1
121    %10:gpr64common = COPY $x0
122    %11:gpr64common = COPY $x1
123    %20:fpr64 = FMOVDi 1
124
125  bb.1:
126    %12:gpr64common = PHI %11, %bb.0, %13, %bb.1
127    %24:fpr64 = PHI %20, %bb.0, %21, %bb.1
128    %13:gpr64common = ADDXri %12, 1, 0
129    dead $xzr = SUBSXri %13, 20, 0, implicit-def $nzcv
130    %21:fpr64 = FADDDrr %20, %24, implicit $fpcr
131    %22:fpr64 = FADDDrr %21, %24, implicit $fpcr
132    %23:fpr64 = FADDDrr %22, %24, implicit $fpcr
133    Bcc 1, %bb.1, implicit $nzcv
134    B %bb.2
135
136  bb.2:
137    %25:fpr64 = FMULDrr %21, %23, implicit $fpcr
138    $d0 = COPY %25
139    RET_ReallyLR implicit $d0
140...
141