313 lines
10 KiB
YAML
313 lines
10 KiB
YAML
# RUN: llc -verify-machineinstrs -mcpu=pwr9 -mtriple powerpc64le-unknown-linux-gnu \
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# RUN: -run-pass=block-placement -o - %s | FileCheck %s
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--- |
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; ModuleID = 'test.ll'
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source_filename = "test.ll"
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target datalayout = "e-m:e-i64:64-n32:64"
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@_ZTIl = external constant i8*
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@_ZTIi = external constant i8*
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@_ZTIc = external constant i8*
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define dso_local void @_Z6calleev() local_unnamed_addr {
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entry:
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tail call void @__cxa_rethrow()
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unreachable
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}
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declare void @__cxa_rethrow() local_unnamed_addr
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define dso_local void @_Z14TestSinglePredv() local_unnamed_addr personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
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entry:
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br label %for.body
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for.cond.cleanup: ; preds = %for.inc
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ret void
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for.body: ; preds = %for.inc, %entry
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%lsr.iv = phi i32 [ %lsr.iv.next, %for.inc ], [ 10, %entry ]
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invoke void @__cxa_rethrow()
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to label %.noexc unwind label %lpad
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.noexc: ; preds = %for.body
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unreachable
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lpad: ; preds = %for.body
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%0 = landingpad { i8*, i32 }
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catch i8* bitcast (i8** @_ZTIl to i8*)
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catch i8* bitcast (i8** @_ZTIi to i8*)
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catch i8* null
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%1 = extractvalue { i8*, i32 } %0, 0
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%2 = extractvalue { i8*, i32 } %0, 1
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%3 = tail call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIl to i8*))
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%matches = icmp eq i32 %2, %3
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br i1 %matches, label %catch4, label %catch.fallthrough
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catch4: ; preds = %lpad
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%4 = tail call i8* @__cxa_begin_catch(i8* %1)
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invoke void @__cxa_rethrow()
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to label %unreachable unwind label %lpad6
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catch.fallthrough: ; preds = %lpad
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%5 = tail call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIi to i8*))
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%matches1 = icmp eq i32 %2, %5
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%6 = tail call i8* @__cxa_begin_catch(i8* %1)
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br i1 %matches1, label %catch2, label %catch
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catch2: ; preds = %catch.fallthrough
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tail call void @__cxa_end_catch()
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br label %for.inc
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catch: ; preds = %catch.fallthrough
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tail call void @__cxa_end_catch()
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br label %for.inc
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lpad6: ; preds = %catch4
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%7 = landingpad { i8*, i32 }
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cleanup
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catch i8* bitcast (i8** @_ZTIc to i8*)
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%8 = extractvalue { i8*, i32 } %7, 1
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%9 = tail call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIc to i8*))
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%matches9 = icmp eq i32 %8, %9
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br i1 %matches9, label %catch10, label %ehcleanup
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catch10: ; preds = %lpad6
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%10 = extractvalue { i8*, i32 } %7, 0
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%11 = tail call i8* @__cxa_begin_catch(i8* %10)
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tail call void @__cxa_end_catch()
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tail call void @__cxa_end_catch()
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br label %for.inc
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for.inc: ; preds = %catch10, %catch, %catch2
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%lsr.iv.next = add nsw i32 %lsr.iv, -1
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%exitcond = icmp eq i32 %lsr.iv.next, 0
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br i1 %exitcond, label %for.cond.cleanup, label %for.body
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ehcleanup: ; preds = %lpad6
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tail call void @__cxa_end_catch()
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%exn.obj = extractvalue { i8*, i32 } %7, 0
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call void @_Unwind_Resume(i8* %exn.obj)
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unreachable
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unreachable: ; preds = %catch4
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unreachable
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}
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declare i32 @__gxx_personality_v0(...)
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; Function Attrs: nounwind readnone
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declare i32 @llvm.eh.typeid.for(i8*) #0
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declare i8* @__cxa_begin_catch(i8*) local_unnamed_addr
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declare void @__cxa_end_catch() local_unnamed_addr
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; Function Attrs: nounwind
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declare void @llvm.stackprotector(i8*, i8**) #1
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declare void @_Unwind_Resume(i8*)
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attributes #0 = { nounwind readnone }
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attributes #1 = { nounwind }
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...
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---
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name: _Z6calleev
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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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hasWinCFI: false
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registers: []
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liveins: []
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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: 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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cvBytesOfCalleeSavedRegisters: 0
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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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stack: []
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callSites: []
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constants: []
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machineFunctionInfo: {}
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body: |
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bb.0.entry:
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$x0 = MFLR8 implicit $lr8
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STD killed $x0, 16, $x1
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$x1 = STDU $x1, -32, $x1
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CFI_INSTRUCTION def_cfa_offset 32
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CFI_INSTRUCTION offset $lr8, 16
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BL8_NOP @__cxa_rethrow, csr_ppc64_altivec, implicit-def dead $lr8, implicit $rm, implicit-def $r1
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...
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---
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name: _Z14TestSinglePredv
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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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hasWinCFI: false
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registers: []
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liveins: []
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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: 64
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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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cvBytesOfCalleeSavedRegisters: 0
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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: -80, 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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- { id: 1, type: spill-slot, offset: -88, size: 8, alignment: 8, stack-id: default,
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callee-saved-register: '$x29', 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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callSites: []
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constants: []
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machineFunctionInfo: {}
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body: |
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bb.0.entry:
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successors: %bb.1(0x80000000)
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liveins: $x29, $x30
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$x0 = MFLR8 implicit $lr8
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CFI_INSTRUCTION def_cfa_offset 64
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CFI_INSTRUCTION offset $lr8, 16
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CFI_INSTRUCTION offset $x29, -24
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CFI_INSTRUCTION offset $x30, -16
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STD killed $x29, -24, $x1 :: (store 8 into %fixed-stack.1)
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STD killed $x30, -16, $x1 :: (store 8 into %fixed-stack.0, align 16)
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STD killed $x0, 16, $x1
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$x1 = STDU $x1, -64, $x1
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renamable $r29 = LI 10
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bb.1.for.body:
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successors: %bb.2(0x7ffff800), %bb.3(0x00000800)
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liveins: $r29
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EH_LABEL <mcsymbol .Ltmp0>
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BL8_NOP @__cxa_rethrow, csr_ppc64_altivec, implicit-def dead $lr8, implicit $rm, implicit-def $r1
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EH_LABEL <mcsymbol .Ltmp1>
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bb.2..noexc:
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successors:
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bb.3.lpad (landing-pad):
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successors: %bb.4(0x00000001), %bb.5(0x7fffffff)
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liveins: $r29, $x3, $x4
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EH_LABEL <mcsymbol .Ltmp2>
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$x30 = OR8 killed $x4, $x4
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renamable $cr0 = CMPLWI renamable $r30, 3
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BCC 71, killed renamable $cr0, %bb.5
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bb.4.catch4:
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successors: %bb.11(0x7ffff800), %bb.6(0x00000800)
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liveins: $r29, $x3
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BL8_NOP @__cxa_begin_catch, 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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EH_LABEL <mcsymbol .Ltmp3>
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BL8_NOP @__cxa_rethrow, csr_ppc64_altivec, implicit-def dead $lr8, implicit $rm, implicit-def $r1
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EH_LABEL <mcsymbol .Ltmp4>
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B %bb.11
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bb.5.catch.fallthrough:
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successors: %bb.8(0x80000000)
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liveins: $r29, $x3, $x30
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BL8_NOP @__cxa_begin_catch, 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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renamable $cr0 = CMPLWI killed renamable $r30, 2, implicit $x30
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B %bb.8
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bb.6.lpad6 (landing-pad):
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successors: %bb.7(0x7fffffff), %bb.10(0x00000001)
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liveins: $r29, $x3, $x4
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EH_LABEL <mcsymbol .Ltmp5>
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renamable $cr0 = CMPLWI killed renamable $r4, 4, implicit $x4
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$x30 = OR8 killed $x3, $x3
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BCC 70, killed renamable $cr0, %bb.10
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bb.7.catch10:
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successors: %bb.8(0x80000000)
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liveins: $r29, $x30
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$x3 = OR8 killed $x30, $x30
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BL8_NOP @__cxa_begin_catch, csr_ppc64_altivec, implicit-def dead $lr8, implicit $rm, implicit killed $x3, implicit-def $r1, implicit-def dead $x3
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BL8_NOP @__cxa_end_catch, csr_ppc64_altivec, implicit-def dead $lr8, implicit $rm, implicit-def $r1
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bb.8.for.inc:
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successors: %bb.9(0x04000000), %bb.1(0x7c000000)
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liveins: $r29
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BL8_NOP @__cxa_end_catch, csr_ppc64_altivec, implicit-def dead $lr8, implicit $rm, implicit-def $r1
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renamable $r29 = nsw ADDI killed renamable $r29, -1
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renamable $cr0 = CMPLWI renamable $r29, 0
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BCC 68, killed renamable $cr0, %bb.1
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bb.9.for.cond.cleanup:
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$x1 = ADDI8 $x1, 64
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$x0 = LD 16, $x1
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MTLR8 killed $x0, implicit-def $lr8
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$x30 = LD -16, $x1 :: (load 8 from %fixed-stack.0, align 16)
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$x29 = LD -24, $x1 :: (load 8 from %fixed-stack.1)
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BLR8 implicit $lr8, implicit $rm
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bb.10.ehcleanup:
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successors:
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liveins: $x30
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BL8_NOP @__cxa_end_catch, csr_ppc64_altivec, implicit-def dead $lr8, implicit $rm, implicit-def $r1
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$x3 = OR8 killed $x30, $x30
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BL8_NOP @_Unwind_Resume, csr_ppc64_altivec, implicit-def dead $lr8, implicit $rm, implicit killed $x3, implicit-def $r1
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bb.11.unreachable:
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; CHECK: bb.1.for.body:
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; CHECK: successors: %bb.2(0x7ffff800), %bb.3(0x00000800)
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; CHECK: B %bb.2
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; CHECK: bb.4.catch4:
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; CHECK: successors: %bb.11(0x7ffff800), %bb.6(0x00000800)
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; CHECK: B %bb.11
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; CHECK: bb.2..noexc:
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; CHECK: bb.11.unreachable:
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...
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