| # RUN: llc -march=mips64 -target-abi n64 -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: gpoff-hi, |
| # gpoff-lo, got-call, got-disp. |
| |
| --- | |
| @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: 3 |
| exposesReturnsTwice: false |
| legalized: false |
| regBankSelected: false |
| selected: false |
| tracksRegLiveness: true |
| registers: |
| - { id: 0, class: gpr64, preferred-register: '' } |
| - { id: 1, class: gpr64, preferred-register: '' } |
| - { id: 2, class: gpr64, preferred-register: '' } |
| - { id: 3, class: gpr32, preferred-register: '' } |
| - { id: 4, class: gpr32, preferred-register: '' } |
| - { id: 5, class: gpr32, preferred-register: '' } |
| - { id: 6, class: gpr64, preferred-register: '' } |
| - { id: 7, class: gpr32, preferred-register: '' } |
| - { id: 8, class: gpr32, preferred-register: '' } |
| - { id: 9, class: gpr64, preferred-register: '' } |
| - { id: 10, class: gpr32, preferred-register: '' } |
| - { id: 11, class: gpr32, preferred-register: '' } |
| - { id: 12, class: gpr64, preferred-register: '' } |
| - { id: 13, class: gpr64, preferred-register: '' } |
| liveins: |
| - { reg: '$a0_64', virtual-reg: '%0' } |
| - { reg: '$t9_64', 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_64, $t9_64 |
| |
| %12 = LUi64 target-flags(mips-gpoff-hi) @_Z2k1i |
| %13 = DADDu %12, $t9_64 |
| %1 = DADDiu %13, target-flags(mips-gpoff-lo) @_Z2k1i |
| %0 = COPY $a0_64 |
| ADJCALLSTACKDOWN 0, 0, implicit-def dead $sp, implicit $sp |
| %2 = LD %1, target-flags(mips-got-call) @_Z1gi :: (load 8 from call-entry @_Z1gi) |
| $a0_64 = COPY %0 |
| $gp_64 = COPY %1 |
| JALR64Pseudo killed %2, csr_n64, implicit-def dead $ra, implicit $a0_64, implicit $gp_64, implicit-def $sp, implicit-def $v0 |
| ADJCALLSTACKUP 0, 0, implicit-def dead $sp, implicit $sp |
| %3 = COPY $v0 |
| %4 = COPY %0.sub_32 |
| %5 = ADDu %3, killed %4 |
| %6 = LD %1, target-flags(mips-got-disp) @v :: (load 8 from got) |
| %7 = LW killed %6, 0 :: (dereferenceable load 4 from @v) |
| %8 = ADDu killed %5, killed %7 |
| %9 = LD %1, target-flags(mips-got-disp) @j :: (load 8 from got) |
| %10 = LW killed %9, 0 :: (dereferenceable load 4 from @j) |
| %11 = ADDu killed %8, killed %10 |
| $v0 = COPY %11 |
| RetRA implicit $v0 |
| |
| ... |
| |