109 lines
3.0 KiB
Plaintext
109 lines
3.0 KiB
Plaintext
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# RUN: llc -verify-machineinstrs -start-before=ppc-pre-emit-peephole %s -o - | FileCheck %s
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--- |
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target datalayout = "e-m:e-i64:64-n32:64"
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target triple = "powerpc64le-unknown-linux-gnu"
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declare signext i32 @callee(i32 signext)
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define signext i32 @func(i32 signext %v) {
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ret i32 0
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}
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...
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---
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name: func
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alignment: 16
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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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failedISel: false
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tracksRegLiveness: true
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registers:
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liveins:
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- { reg: '$x3', virtual-reg: '' }
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frameInfo:
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isFrameAddressTaken: false
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isReturnAddressTaken: false
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hasStackMap: false
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hasPatchPoint: false
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stackSize: 48
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offsetAdjustment: 0
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maxAlignment: 0
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adjustsStack: true
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hasCalls: true
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stackProtector: ''
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maxCallFrameSize: 32
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hasOpaqueSPAdjustment: false
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hasVAStart: false
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hasMustTailInVarArgFunc: false
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localFrameSize: 0
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savePoint: ''
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restorePoint: ''
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fixedStack:
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- { id: 0, type: spill-slot, offset: -16, size: 8, alignment: 16, stack-id: default,
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callee-saved-register: '$x30', callee-saved-restored: true, debug-info-variable: '',
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debug-info-expression: '', debug-info-location: '' }
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stack:
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constants:
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body: |
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bb.0:
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successors: %bb.2(0x30000000), %bb.1(0x50000000)
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liveins: $x3, $x30
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; bc should be converted into b
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; CHECK-LABEL: func
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; CHECK: # %bb.1
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; CHECK: creqv
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; CHECK-NOT: bc
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; CHECK: b .LBB0_3
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; CHECK: .LBB0_2
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$x0 = MFLR8 implicit $lr8
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STD killed $x0, 16, $x1
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$x1 = STDU $x1, -48, $x1
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STD killed $x30, 32, $x1 :: (store 8 into %fixed-stack.0, align 16)
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$x30 = OR8 $x3, $x3
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BL8_NOP @callee, csr_ppc64_altivec, implicit-def dead $lr8, implicit $rm, implicit killed $x3, implicit $x2, implicit-def $r1, implicit-def $x3
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renamable $cr0 = CMPLWI renamable $r3, 0
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BCC 76, killed renamable $cr0, %bb.2
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bb.1:
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successors: %bb.5(0x40000000), %bb.2(0x40000000)
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liveins: $x3
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renamable $x3 = EXTSW_32_64 killed renamable $r3, implicit $x3
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BL8_NOP @callee, csr_ppc64_altivec, implicit-def dead $lr8, implicit $rm, implicit killed $x3, implicit $x2, implicit-def $r1, implicit-def $x3
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renamable $cr2un = CRSET
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$cr2gt = CROR $cr2un, $cr2un
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$x30 = OR8 killed $x3, $x3
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BC killed renamable $cr2un, %bb.5
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B %bb.2
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bb.4:
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successors: %bb.5(0x80000000)
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liveins: $x30
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$x3 = LI8 0
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BL8_NOP @callee, csr_ppc64_altivec, implicit-def dead $lr8, implicit $rm, implicit killed $x3, implicit $x2, implicit-def $r1, implicit-def dead $x3
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bb.5:
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liveins: $x30
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renamable $x3 = EXTSW_32_64 killed renamable $r30, implicit $x30
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$x30 = LD 32, $x1 :: (load 8 from %fixed-stack.0, align 16)
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$x1 = ADDI8 $x1, 48
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$x0 = LD 16, $x1
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MTLR8 killed $x0, implicit-def $lr8
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BLR8 implicit $lr8, implicit $rm, implicit killed $x3
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bb.2:
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successors: %bb.5(0x40000000), %bb.4(0x40000000)
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liveins: $x30
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renamable $cr0 = CMPWI renamable $r30, -1
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BCn killed renamable $cr0gt, %bb.4
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B %bb.5
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...
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