| # RUN: llc -march=mips -start-before=expand-isel-pseudos \ |
| # RUN: -stop-after=expand-isel-pseudos -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, i32* @v, align 4 |
| %add1 = add nsw i32 %add, %0 |
| %1 = load i32, i32* @j, align 4 |
| %add2 = add nsw i32 %add1, %1 |
| ret i32 %add2 |
| } |
| |
| declare i32 @_Z1gi(i32 signext) |
| ... |
| --- |
| name: _Z2k1i |
| alignment: 2 |
| 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 4 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 4 from got) |
| %6 = LW killed %5, 0 :: (dereferenceable load 4 from @v) |
| %7 = ADDu killed %4, killed %6 |
| %8 = LW %1, target-flags(mips-got) @j :: (load 4 from got) |
| %9 = LW killed %8, 0 :: (dereferenceable load 4 from @j) |
| %10 = ADDu killed %7, killed %9 |
| $v0 = COPY %10 |
| RetRA implicit $v0 |
| |
| ... |
| |