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