forked from OSchip/llvm-project
290 lines
9.7 KiB
YAML
290 lines
9.7 KiB
YAML
# RUN: llc -mtriple=mipsel-unknown-linux-gnu -mattr=+micromips -mcpu=mips32r2 \
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# RUN: -verify-machineinstrs -run-pass micromips-reduce-size \
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# RUN: %s -o - | FileCheck %s
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--- |
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define void @f1(i32* %adr, i32 %val) { ret void }
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define void @f2(i32* %adr, i32 %val) { ret void }
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define void @f3(i32* %adr, i32 %val) { ret void }
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define void @f4(i32* %adr, i32 %val) { ret void }
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declare i32* @f()
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; Function Attrs: nounwind
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declare void @llvm.stackprotector(i8*, i8**)
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...
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---
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# CHECK-LABEL: name: f1
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# CHECK: SWP_MM
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# CHECK: LWP_MM
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name: f1
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alignment: 4
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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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liveins:
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- { reg: '$a0', virtual-reg: '' }
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- { reg: '$a1', 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: 32
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offsetAdjustment: 0
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maxAlignment: 4
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adjustsStack: true
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hasCalls: true
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stackProtector: ''
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maxCallFrameSize: 16
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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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- { id: 0, name: '', type: spill-slot, offset: -4, size: 4, alignment: 4,
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stack-id: default, callee-saved-register: '$ra', callee-saved-restored: true,
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debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
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- { id: 1, name: '', type: spill-slot, offset: -8, size: 4, alignment: 4,
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stack-id: default, callee-saved-register: '$s1', callee-saved-restored: true,
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debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
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- { id: 2, name: '', type: spill-slot, offset: -12, size: 4, alignment: 4,
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stack-id: default, callee-saved-register: '$s0', callee-saved-restored: true,
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debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
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constants:
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body: |
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bb.0:
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liveins: $a0, $a1, $ra, $s1, $s0
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$sp = ADDiu $sp, -32
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CFI_INSTRUCTION def_cfa_offset 32
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SW killed $ra, $sp, 28 :: (store 4 into %stack.0)
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SW killed $s1, $sp, 24 :: (store 4 into %stack.1)
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SW killed $s0, $sp, 20 :: (store 4 into %stack.2)
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CFI_INSTRUCTION offset $ra_64, -4
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CFI_INSTRUCTION offset $s1_64, -8
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CFI_INSTRUCTION offset $s0_64, -12
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$s1 = MOVE16_MM $a1
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$s0 = MOVE16_MM $a0
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JAL @f, csr_o32, implicit-def dead $ra, implicit-def $sp, implicit-def dead $v0
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SW16_MM killed renamable $s1, killed renamable $s0, 0 :: (store 4 into %ir.adr)
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$v0 = LI16_MM 0
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$s0 = LW $sp, 20 :: (load 4 from %stack.2)
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$s1 = LW $sp, 24 :: (load 4 from %stack.1)
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$ra = LW $sp, 28 :: (load 4 from %stack.0)
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$sp = ADDiu $sp, 32
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PseudoReturn undef $ra, implicit killed $v0
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...
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---
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# CHECK-LABEL: name: f2
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# CHECK: SWP_MM
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# CHECK: LWP_MM
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name: f2
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alignment: 4
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exposesReturnsTwice: false
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legalized: false
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regBankSelected: false
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selected: false
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tracksRegLiveness: true
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registers:
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liveins:
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- { reg: '$a0', virtual-reg: '' }
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- { reg: '$a1', virtual-reg: '' }
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frameInfo:
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isFrameAddressTaken: false
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isReturnAddressTaken: false
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hasStackMap: false
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hasPatchPoint: false
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stackSize: 32
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offsetAdjustment: 0
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maxAlignment: 4
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adjustsStack: true
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hasCalls: true
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stackProtector: ''
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maxCallFrameSize: 16
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hasOpaqueSPAdjustment: false
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hasVAStart: false
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hasMustTailInVarArgFunc: false
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savePoint: ''
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restorePoint: ''
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fixedStack:
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stack:
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- { id: 0, name: '', type: spill-slot, offset: -4, size: 4, alignment: 4,
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stack-id: default, callee-saved-register: '$ra', callee-saved-restored: true,
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debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
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- { id: 1, name: '', type: spill-slot, offset: -8, size: 4, alignment: 4,
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stack-id: default, callee-saved-register: '$s1', callee-saved-restored: true,
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debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
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- { id: 2, name: '', type: spill-slot, offset: -12, size: 4, alignment: 4,
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stack-id: default, callee-saved-register: '$s0', callee-saved-restored: true,
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debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
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constants:
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body: |
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bb.0:
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liveins: $a0, $a1, $ra, $s1, $s0
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$sp = ADDiu $sp, -32
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CFI_INSTRUCTION def_cfa_offset 32
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SW killed $ra, $sp, 28 :: (store 4 into %stack.0)
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SW_MM killed $s1, $sp, 24 :: (store 4 into %stack.1)
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SW_MM killed $s0, $sp, 20 :: (store 4 into %stack.2)
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CFI_INSTRUCTION offset $ra_64, -4
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CFI_INSTRUCTION offset $s1_64, -8
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CFI_INSTRUCTION offset $s0_64, -12
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$s1 = MOVE16_MM $a1
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$s0 = MOVE16_MM $a0
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JAL @f, csr_o32, implicit-def dead $ra, implicit-def $sp, implicit-def dead $v0
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SW16_MM killed renamable $s1, killed renamable $s0, 0 :: (store 4 into %ir.adr)
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$v0 = LI16_MM 0
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$s0 = LW_MM $sp, 20 :: (load 4 from %stack.2)
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$s1 = LW_MM $sp, 24 :: (load 4 from %stack.1)
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$ra = LW $sp, 28 :: (load 4 from %stack.0)
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$sp = ADDiu $sp, 32
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PseudoReturn undef $ra, implicit killed $v0
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...
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---
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# CHECK-LABEL: name: f3
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# CHECK: SWP_MM
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# CHECK: LWP_MM
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name: f3
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alignment: 4
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exposesReturnsTwice: false
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legalized: false
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regBankSelected: false
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selected: false
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tracksRegLiveness: true
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registers:
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liveins:
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- { reg: '$a0', virtual-reg: '' }
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- { reg: '$a1', virtual-reg: '' }
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frameInfo:
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isFrameAddressTaken: false
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isReturnAddressTaken: false
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hasStackMap: false
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hasPatchPoint: false
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stackSize: 32
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offsetAdjustment: 0
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maxAlignment: 4
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adjustsStack: true
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hasCalls: true
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stackProtector: ''
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maxCallFrameSize: 16
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hasOpaqueSPAdjustment: false
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hasVAStart: false
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hasMustTailInVarArgFunc: false
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savePoint: ''
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restorePoint: ''
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fixedStack:
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stack:
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- { id: 0, name: '', type: spill-slot, offset: -4, size: 4, alignment: 4,
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stack-id: default, callee-saved-register: '$ra', callee-saved-restored: true,
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debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
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- { id: 1, name: '', type: spill-slot, offset: -8, size: 4, alignment: 4,
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stack-id: default, callee-saved-register: '$s1', callee-saved-restored: true,
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debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
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- { id: 2, name: '', type: spill-slot, offset: -12, size: 4, alignment: 4,
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stack-id: default, callee-saved-register: '$s0', callee-saved-restored: true,
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debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
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constants:
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body: |
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bb.0:
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liveins: $a0, $a1, $ra, $s1, $s0
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$sp = ADDiu $sp, -32
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CFI_INSTRUCTION def_cfa_offset 32
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SW killed $ra, $sp, 28 :: (store 4 into %stack.0)
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SW_MM killed $s1, $sp, 24 :: (store 4 into %stack.1)
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SW killed $s0, $sp, 20 :: (store 4 into %stack.2)
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CFI_INSTRUCTION offset $ra_64, -4
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CFI_INSTRUCTION offset $s1_64, -8
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CFI_INSTRUCTION offset $s0_64, -12
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$s1 = MOVE16_MM $a1
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$s0 = MOVE16_MM $a0
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JAL @f, csr_o32, implicit-def dead $ra, implicit-def $sp, implicit-def dead $v0
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SW16_MM killed renamable $s1, killed renamable $s0, 0 :: (store 4 into %ir.adr)
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$v0 = LI16_MM 0
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$s0 = LW_MM $sp, 20 :: (load 4 from %stack.2)
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$s1 = LW $sp, 24 :: (load 4 from %stack.1)
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$ra = LW $sp, 28 :: (load 4 from %stack.0)
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$sp = ADDiu $sp, 32
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PseudoReturn undef $ra, implicit killed $v0
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...
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---
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# CHECK-LABEL: name: f4
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# CHECK: SWP_MM
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# CHECK: LWP_MM
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name: f4
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alignment: 4
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exposesReturnsTwice: false
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legalized: false
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regBankSelected: false
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selected: false
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tracksRegLiveness: true
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registers:
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liveins:
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- { reg: '$a0', virtual-reg: '' }
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- { reg: '$a1', virtual-reg: '' }
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frameInfo:
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isFrameAddressTaken: false
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isReturnAddressTaken: false
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hasStackMap: false
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hasPatchPoint: false
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stackSize: 32
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offsetAdjustment: 0
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maxAlignment: 4
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adjustsStack: true
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hasCalls: true
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stackProtector: ''
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maxCallFrameSize: 16
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hasOpaqueSPAdjustment: false
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hasVAStart: false
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hasMustTailInVarArgFunc: false
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savePoint: ''
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restorePoint: ''
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fixedStack:
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stack:
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- { id: 0, name: '', type: spill-slot, offset: -4, size: 4, alignment: 4,
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stack-id: default, callee-saved-register: '$ra', callee-saved-restored: true,
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debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
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- { id: 1, name: '', type: spill-slot, offset: -8, size: 4, alignment: 4,
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stack-id: default, callee-saved-register: '$s1', callee-saved-restored: true,
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debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
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- { id: 2, name: '', type: spill-slot, offset: -12, size: 4, alignment: 4,
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stack-id: default, callee-saved-register: '$s0', callee-saved-restored: true,
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debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
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constants:
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body: |
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bb.0:
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liveins: $a0, $a1, $ra, $s1, $s0
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$sp = ADDiu $sp, -32
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CFI_INSTRUCTION def_cfa_offset 32
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SW killed $ra, $sp, 28 :: (store 4 into %stack.0)
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SW killed $s1, $sp, 24 :: (store 4 into %stack.1)
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SW_MM killed $s0, $sp, 20 :: (store 4 into %stack.2)
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CFI_INSTRUCTION offset $ra_64, -4
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CFI_INSTRUCTION offset $s1_64, -8
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CFI_INSTRUCTION offset $s0_64, -12
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$s1 = MOVE16_MM $a1
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$s0 = MOVE16_MM $a0
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JAL @f, csr_o32, implicit-def dead $ra, implicit-def $sp, implicit-def dead $v0
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SW16_MM killed renamable $s1, killed renamable $s0, 0 :: (store 4 into %ir.adr)
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$v0 = LI16_MM 0
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$s0 = LW $sp, 20 :: (load 4 from %stack.2)
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$s1 = LW_MM $sp, 24 :: (load 4 from %stack.1)
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$ra = LW $sp, 28 :: (load 4 from %stack.0)
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$sp = ADDiu $sp, 32
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PseudoReturn undef $ra, implicit killed $v0
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...
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