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# RUN: llc -march=mips -start-before=finalize-isel \
# RUN: -stop-after=finalize-isel -relocation-model=pic \
# RUN: -o /dev/null %s
# A simple test to show that we can parse the target specific flags: got-call,
# got.
--- |
@v = global i32 0, align 4
@j = external global i32, align 4
define i32 @_Z2k1i(i32 signext %asd) {
entry:
%call = tail call i32 @_Z1gi(i32 signext %asd)
%add = add nsw i32 %call, %asd
%0 = load i32, ptr @v, align 4
%add1 = add nsw i32 %add, %0
%1 = load i32, ptr @j, align 4
%add2 = add nsw i32 %add1, %1
ret i32 %add2
}
declare i32 @_Z1gi(i32 signext)
...
---
name: _Z2k1i
alignment: 4
exposesReturnsTwice: false
legalized: false
regBankSelected: false
selected: false
tracksRegLiveness: true
registers:
- { id: 0, class: gpr32, preferred-register: '' }
- { id: 1, class: gpr32, preferred-register: '' }
- { id: 2, class: gpr32, preferred-register: '' }
- { id: 3, class: gpr32, preferred-register: '' }
- { id: 4, class: gpr32, preferred-register: '' }
- { id: 5, class: gpr32, preferred-register: '' }
- { id: 6, class: gpr32, preferred-register: '' }
- { id: 7, class: gpr32, preferred-register: '' }
- { id: 8, class: gpr32, preferred-register: '' }
- { id: 9, class: gpr32, preferred-register: '' }
- { id: 10, class: gpr32, preferred-register: '' }
- { id: 11, class: gpr32, preferred-register: '' }
- { id: 12, class: gpr32, preferred-register: '' }
liveins:
- { reg: '$a0', virtual-reg: '%0' }
- { reg: '$t9', virtual-reg: '' }
- { reg: '$v0', virtual-reg: '' }
frameInfo:
isFrameAddressTaken: false
isReturnAddressTaken: false
hasStackMap: false
hasPatchPoint: false
stackSize: 0
offsetAdjustment: 0
maxAlignment: 1
adjustsStack: false
hasCalls: true
stackProtector: ''
maxCallFrameSize: 4294967295
hasOpaqueSPAdjustment: false
hasVAStart: false
hasMustTailInVarArgFunc: false
savePoint: ''
restorePoint: ''
fixedStack:
stack:
constants:
body: |
bb.0.entry:
liveins: $a0, $t9, $v0
%1 = ADDu $v0, $t9
%0 = COPY $a0
ADJCALLSTACKDOWN 16, 0, implicit-def dead $sp, implicit $sp
%2 = LW %1, target-flags(mips-got-call) @_Z1gi :: (load (s32) from call-entry @_Z1gi)
$a0 = COPY %0
$gp = COPY %1
JALRPseudo killed %2, csr_o32_fpxx, implicit-def dead $ra, implicit $a0, implicit $gp, implicit-def $sp, implicit-def $v0
ADJCALLSTACKUP 16, 0, implicit-def dead $sp, implicit $sp
%3 = COPY $v0
%4 = ADDu %3, %0
%5 = LW %1, target-flags(mips-got) @v :: (load (s32) from got)
%6 = LW killed %5, 0 :: (dereferenceable load (s32) from @v)
%7 = ADDu killed %4, killed %6
%8 = LW %1, target-flags(mips-got) @j :: (load (s32) from got)
%9 = LW killed %8, 0 :: (dereferenceable load (s32) from @j)
%10 = ADDu killed %7, killed %9
$v0 = COPY %10
RetRA implicit $v0
...
|
