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1# RUN: llc -march=mips -start-before=expand-isel-pseudos \
2# RUN:     -stop-after=expand-isel-pseudos -relocation-model=pic \
3# RUN:     -o /dev/null %s
4
5# A simple test to show that we can parse the target specific flags: got-call,
6# got.
7
8--- |
9  @v = global i32 0, align 4
10  @j = external global i32, align 4
11
12  define i32 @_Z2k1i(i32 signext %asd) {
13  entry:
14    %call = tail call i32 @_Z1gi(i32 signext %asd)
15    %add = add nsw i32 %call, %asd
16    %0 = load i32, i32* @v, align 4
17    %add1 = add nsw i32 %add, %0
18    %1 = load i32, i32* @j, align 4
19    %add2 = add nsw i32 %add1, %1
20    ret i32 %add2
21  }
22
23  declare i32 @_Z1gi(i32 signext)
24...
25---
26name:            _Z2k1i
27alignment:       2
28exposesReturnsTwice: false
29legalized:       false
30regBankSelected: false
31selected:        false
32tracksRegLiveness: true
33registers:
34  - { id: 0, class: gpr32, preferred-register: '' }
35  - { id: 1, class: gpr32, preferred-register: '' }
36  - { id: 2, class: gpr32, preferred-register: '' }
37  - { id: 3, class: gpr32, preferred-register: '' }
38  - { id: 4, class: gpr32, preferred-register: '' }
39  - { id: 5, class: gpr32, preferred-register: '' }
40  - { id: 6, class: gpr32, preferred-register: '' }
41  - { id: 7, class: gpr32, preferred-register: '' }
42  - { id: 8, class: gpr32, preferred-register: '' }
43  - { id: 9, class: gpr32, preferred-register: '' }
44  - { id: 10, class: gpr32, preferred-register: '' }
45  - { id: 11, class: gpr32, preferred-register: '' }
46  - { id: 12, class: gpr32, preferred-register: '' }
47liveins:
48  - { reg: '$a0', virtual-reg: '%0' }
49  - { reg: '$t9', virtual-reg: '' }
50  - { reg: '$v0', virtual-reg: '' }
51frameInfo:
52  isFrameAddressTaken: false
53  isReturnAddressTaken: false
54  hasStackMap:     false
55  hasPatchPoint:   false
56  stackSize:       0
57  offsetAdjustment: 0
58  maxAlignment:    1
59  adjustsStack:    false
60  hasCalls:        true
61  stackProtector:  ''
62  maxCallFrameSize: 4294967295
63  hasOpaqueSPAdjustment: false
64  hasVAStart:      false
65  hasMustTailInVarArgFunc: false
66  savePoint:       ''
67  restorePoint:    ''
68fixedStack:
69stack:
70constants:
71body:             |
72  bb.0.entry:
73    liveins: $a0, $t9, $v0
74
75    %1 = ADDu $v0, $t9
76    %0 = COPY $a0
77    ADJCALLSTACKDOWN 16, 0, implicit-def dead $sp, implicit $sp
78    %2 = LW %1, target-flags(mips-got-call) @_Z1gi :: (load 4 from call-entry @_Z1gi)
79    $a0 = COPY %0
80    $gp = COPY %1
81    JALRPseudo killed %2, csr_o32_fpxx, implicit-def dead $ra, implicit $a0, implicit $gp, implicit-def $sp, implicit-def $v0
82    ADJCALLSTACKUP 16, 0, implicit-def dead $sp, implicit $sp
83    %3 = COPY $v0
84    %4 = ADDu %3, %0
85    %5 = LW %1, target-flags(mips-got) @v :: (load 4 from got)
86    %6 = LW killed %5, 0 :: (dereferenceable load 4 from @v)
87    %7 = ADDu killed %4, killed %6
88    %8 = LW %1, target-flags(mips-got) @j :: (load 4 from got)
89    %9 = LW killed %8, 0 :: (dereferenceable load 4 from @j)
90    %10 = ADDu killed %7, killed %9
91    $v0 = COPY %10
92    RetRA implicit $v0
93
94...
95
96