598 lines
		
	
	
		
			28 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			598 lines
		
	
	
		
			28 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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| ; RUN: llc < %s -mtriple=i686-linux   -show-mc-encoding | FileCheck %s --check-prefix=CHECK32
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| ; RUN: llc < %s -mtriple=x86_64-linux -show-mc-encoding | FileCheck %s --check-prefix=CHECK64
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| ; RUN: llc < %s -mtriple=x86_64-win32 -show-mc-encoding | FileCheck %s --check-prefix=WIN64
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| 
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| declare dso_local void @foo()
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| declare dso_local void @bar()
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| 
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| define void @f(i32 %x, i32 %y) optsize {
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| ; CHECK32-LABEL: f:
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| ; CHECK32:       # %bb.0: # %entry
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| ; CHECK32-NEXT:    movl {{[0-9]+}}(%esp), %eax # encoding: [0x8b,0x44,0x24,0x04]
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| ; CHECK32-NEXT:    cmpl {{[0-9]+}}(%esp), %eax # encoding: [0x3b,0x44,0x24,0x08]
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| ; CHECK32-NEXT:    jne bar # TAILCALL
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| ; CHECK32-NEXT:    # encoding: [0x75,A]
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| ; CHECK32-NEXT:    # fixup A - offset: 1, value: bar-1, kind: FK_PCRel_1
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| ; CHECK32-NEXT:  # %bb.1: # %bb1
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| ; CHECK32-NEXT:    jmp foo # TAILCALL
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| ; CHECK32-NEXT:    # encoding: [0xeb,A]
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| ; CHECK32-NEXT:    # fixup A - offset: 1, value: foo-1, kind: FK_PCRel_1
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| ;
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| ; CHECK64-LABEL: f:
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| ; CHECK64:       # %bb.0: # %entry
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| ; CHECK64-NEXT:    cmpl %esi, %edi # encoding: [0x39,0xf7]
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| ; CHECK64-NEXT:    jne bar # TAILCALL
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| ; CHECK64-NEXT:    # encoding: [0x75,A]
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| ; CHECK64-NEXT:    # fixup A - offset: 1, value: bar-1, kind: FK_PCRel_1
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| ; CHECK64-NEXT:  # %bb.1: # %bb1
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| ; CHECK64-NEXT:    jmp foo # TAILCALL
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| ; CHECK64-NEXT:    # encoding: [0xeb,A]
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| ; CHECK64-NEXT:    # fixup A - offset: 1, value: foo-1, kind: FK_PCRel_1
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| ;
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| ; WIN64-LABEL: f:
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| ; WIN64:       # %bb.0: # %entry
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| ; WIN64-NEXT:    cmpl %edx, %ecx # encoding: [0x39,0xd1]
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| ; WIN64-NEXT:    jne bar # TAILCALL
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| ; WIN64-NEXT:    # encoding: [0x75,A]
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| ; WIN64-NEXT:    # fixup A - offset: 1, value: bar-1, kind: FK_PCRel_1
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| ; WIN64-NEXT:  # %bb.1: # %bb1
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| ; WIN64-NEXT:    jmp foo # TAILCALL
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| ; WIN64-NEXT:    # encoding: [0xeb,A]
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| ; WIN64-NEXT:    # fixup A - offset: 1, value: foo-1, kind: FK_PCRel_1
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| entry:
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| 	%p = icmp eq i32 %x, %y
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|   br i1 %p, label %bb1, label %bb2
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| bb1:
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|   tail call void @foo()
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|   ret void
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| bb2:
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|   tail call void @bar()
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|   ret void
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| 
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| ; Check that the asm doesn't just look good, but uses the correct encoding.
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| }
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| 
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| define void @f_non_leaf(i32 %x, i32 %y) optsize {
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| ; CHECK32-LABEL: f_non_leaf:
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| ; CHECK32:       # %bb.0: # %entry
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| ; CHECK32-NEXT:    pushl %ebx # encoding: [0x53]
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| ; CHECK32-NEXT:    .cfi_def_cfa_offset 8
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| ; CHECK32-NEXT:    .cfi_offset %ebx, -8
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| ; CHECK32-NEXT:    movl {{[0-9]+}}(%esp), %eax # encoding: [0x8b,0x44,0x24,0x08]
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| ; CHECK32-NEXT:    #APP
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| ; CHECK32-NEXT:    #NO_APP
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| ; CHECK32-NEXT:    cmpl {{[0-9]+}}(%esp), %eax # encoding: [0x3b,0x44,0x24,0x0c]
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| ; CHECK32-NEXT:    jne .LBB1_2 # encoding: [0x75,A]
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| ; CHECK32-NEXT:    # fixup A - offset: 1, value: .LBB1_2-1, kind: FK_PCRel_1
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| ; CHECK32-NEXT:  # %bb.1: # %bb1
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| ; CHECK32-NEXT:    popl %ebx # encoding: [0x5b]
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| ; CHECK32-NEXT:    .cfi_def_cfa_offset 4
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| ; CHECK32-NEXT:    jmp foo # TAILCALL
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| ; CHECK32-NEXT:    # encoding: [0xeb,A]
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| ; CHECK32-NEXT:    # fixup A - offset: 1, value: foo-1, kind: FK_PCRel_1
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| ; CHECK32-NEXT:  .LBB1_2: # %bb2
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| ; CHECK32-NEXT:    .cfi_def_cfa_offset 8
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| ; CHECK32-NEXT:    popl %ebx # encoding: [0x5b]
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| ; CHECK32-NEXT:    .cfi_def_cfa_offset 4
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| ; CHECK32-NEXT:    jmp bar # TAILCALL
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| ; CHECK32-NEXT:    # encoding: [0xeb,A]
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| ; CHECK32-NEXT:    # fixup A - offset: 1, value: bar-1, kind: FK_PCRel_1
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| ;
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| ; CHECK64-LABEL: f_non_leaf:
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| ; CHECK64:       # %bb.0: # %entry
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| ; CHECK64-NEXT:    pushq %rbx # encoding: [0x53]
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| ; CHECK64-NEXT:    .cfi_def_cfa_offset 16
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| ; CHECK64-NEXT:    .cfi_offset %rbx, -16
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| ; CHECK64-NEXT:    #APP
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| ; CHECK64-NEXT:    #NO_APP
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| ; CHECK64-NEXT:    cmpl %esi, %edi # encoding: [0x39,0xf7]
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| ; CHECK64-NEXT:    jne .LBB1_2 # encoding: [0x75,A]
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| ; CHECK64-NEXT:    # fixup A - offset: 1, value: .LBB1_2-1, kind: FK_PCRel_1
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| ; CHECK64-NEXT:  # %bb.1: # %bb1
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| ; CHECK64-NEXT:    popq %rbx # encoding: [0x5b]
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| ; CHECK64-NEXT:    .cfi_def_cfa_offset 8
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| ; CHECK64-NEXT:    jmp foo # TAILCALL
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| ; CHECK64-NEXT:    # encoding: [0xeb,A]
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| ; CHECK64-NEXT:    # fixup A - offset: 1, value: foo-1, kind: FK_PCRel_1
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| ; CHECK64-NEXT:  .LBB1_2: # %bb2
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| ; CHECK64-NEXT:    .cfi_def_cfa_offset 16
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| ; CHECK64-NEXT:    popq %rbx # encoding: [0x5b]
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| ; CHECK64-NEXT:    .cfi_def_cfa_offset 8
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| ; CHECK64-NEXT:    jmp bar # TAILCALL
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| ; CHECK64-NEXT:    # encoding: [0xeb,A]
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| ; CHECK64-NEXT:    # fixup A - offset: 1, value: bar-1, kind: FK_PCRel_1
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| ;
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| ; WIN64-LABEL: f_non_leaf:
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| ; WIN64:       # %bb.0: # %entry
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| ; WIN64-NEXT:    pushq %rbx # encoding: [0x53]
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| ; WIN64-NEXT:    .seh_pushreg %rbx
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| ; WIN64-NEXT:    .seh_endprologue
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| ; WIN64-NEXT:    #APP
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| ; WIN64-NEXT:    #NO_APP
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| ; WIN64-NEXT:    cmpl %edx, %ecx # encoding: [0x39,0xd1]
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| ; WIN64-NEXT:    jne .LBB1_2 # encoding: [0x75,A]
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| ; WIN64-NEXT:    # fixup A - offset: 1, value: .LBB1_2-1, kind: FK_PCRel_1
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| ; WIN64-NEXT:  # %bb.1: # %bb1
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| ; WIN64-NEXT:    popq %rbx # encoding: [0x5b]
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| ; WIN64-NEXT:    jmp foo # TAILCALL
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| ; WIN64-NEXT:    # encoding: [0xeb,A]
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| ; WIN64-NEXT:    # fixup A - offset: 1, value: foo-1, kind: FK_PCRel_1
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| ; WIN64-NEXT:  .LBB1_2: # %bb2
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| ; WIN64-NEXT:    nop # encoding: [0x90]
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| ; WIN64-NEXT:    popq %rbx # encoding: [0x5b]
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| ; WIN64-NEXT:    jmp bar # TAILCALL
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| ; WIN64-NEXT:    # encoding: [0xeb,A]
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| ; WIN64-NEXT:    # fixup A - offset: 1, value: bar-1, kind: FK_PCRel_1
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| ; WIN64-NEXT:    .seh_endproc
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| entry:
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|   ; Force %ebx to be spilled on the stack, turning this into
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|   ; not a "leaf" function for Win64.
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|   tail call void asm sideeffect "", "~{ebx}"()
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| 
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| 	%p = icmp eq i32 %x, %y
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|   br i1 %p, label %bb1, label %bb2
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| bb1:
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|   tail call void @foo()
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|   ret void
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| bb2:
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|   tail call void @bar()
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|   ret void
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| 
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| }
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| 
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| declare dso_local x86_thiscallcc zeroext i1 @baz(i8*, i32)
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| define x86_thiscallcc zeroext i1 @BlockPlacementTest(i8* %this, i32 %x) optsize {
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| ; CHECK32-LABEL: BlockPlacementTest:
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| ; CHECK32:       # %bb.0: # %entry
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| ; CHECK32-NEXT:    movl {{[0-9]+}}(%esp), %edx # encoding: [0x8b,0x54,0x24,0x04]
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| ; CHECK32-NEXT:    testb $42, %dl # encoding: [0xf6,0xc2,0x2a]
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| ; CHECK32-NEXT:    je .LBB2_3 # encoding: [0x74,A]
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| ; CHECK32-NEXT:    # fixup A - offset: 1, value: .LBB2_3-1, kind: FK_PCRel_1
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| ; CHECK32-NEXT:  # %bb.1: # %land.rhs
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| ; CHECK32-NEXT:    movb $1, %al # encoding: [0xb0,0x01]
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| ; CHECK32-NEXT:    testb $44, %dl # encoding: [0xf6,0xc2,0x2c]
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| ; CHECK32-NEXT:    je baz # TAILCALL
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| ; CHECK32-NEXT:    # encoding: [0x74,A]
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| ; CHECK32-NEXT:    # fixup A - offset: 1, value: baz-1, kind: FK_PCRel_1
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| ; CHECK32-NEXT:  .LBB2_2: # %land.end
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| ; CHECK32-NEXT:    # kill: def $al killed $al killed $eax
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| ; CHECK32-NEXT:    retl $4 # encoding: [0xc2,0x04,0x00]
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| ; CHECK32-NEXT:  .LBB2_3:
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| ; CHECK32-NEXT:    xorl %eax, %eax # encoding: [0x31,0xc0]
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| ; CHECK32-NEXT:    jmp .LBB2_2 # encoding: [0xeb,A]
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| ; CHECK32-NEXT:    # fixup A - offset: 1, value: .LBB2_2-1, kind: FK_PCRel_1
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| ;
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| ; CHECK64-LABEL: BlockPlacementTest:
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| ; CHECK64:       # %bb.0: # %entry
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| ; CHECK64-NEXT:    testb $42, %sil # encoding: [0x40,0xf6,0xc6,0x2a]
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| ; CHECK64-NEXT:    je .LBB2_3 # encoding: [0x74,A]
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| ; CHECK64-NEXT:    # fixup A - offset: 1, value: .LBB2_3-1, kind: FK_PCRel_1
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| ; CHECK64-NEXT:  # %bb.1: # %land.rhs
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| ; CHECK64-NEXT:    movb $1, %al # encoding: [0xb0,0x01]
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| ; CHECK64-NEXT:    testb $44, %sil # encoding: [0x40,0xf6,0xc6,0x2c]
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| ; CHECK64-NEXT:    je baz # TAILCALL
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| ; CHECK64-NEXT:    # encoding: [0x74,A]
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| ; CHECK64-NEXT:    # fixup A - offset: 1, value: baz-1, kind: FK_PCRel_1
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| ; CHECK64-NEXT:  .LBB2_2: # %land.end
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| ; CHECK64-NEXT:    # kill: def $al killed $al killed $eax
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| ; CHECK64-NEXT:    retq # encoding: [0xc3]
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| ; CHECK64-NEXT:  .LBB2_3:
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| ; CHECK64-NEXT:    xorl %eax, %eax # encoding: [0x31,0xc0]
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| ; CHECK64-NEXT:    jmp .LBB2_2 # encoding: [0xeb,A]
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| ; CHECK64-NEXT:    # fixup A - offset: 1, value: .LBB2_2-1, kind: FK_PCRel_1
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| ;
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| ; WIN64-LABEL: BlockPlacementTest:
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| ; WIN64:       # %bb.0: # %entry
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| ; WIN64-NEXT:    testb $42, %dl # encoding: [0xf6,0xc2,0x2a]
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| ; WIN64-NEXT:    je .LBB2_3 # encoding: [0x74,A]
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| ; WIN64-NEXT:    # fixup A - offset: 1, value: .LBB2_3-1, kind: FK_PCRel_1
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| ; WIN64-NEXT:  # %bb.1: # %land.rhs
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| ; WIN64-NEXT:    movb $1, %al # encoding: [0xb0,0x01]
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| ; WIN64-NEXT:    testb $44, %dl # encoding: [0xf6,0xc2,0x2c]
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| ; WIN64-NEXT:    je baz # TAILCALL
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| ; WIN64-NEXT:    # encoding: [0x74,A]
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| ; WIN64-NEXT:    # fixup A - offset: 1, value: baz-1, kind: FK_PCRel_1
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| ; WIN64-NEXT:  .LBB2_2: # %land.end
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| ; WIN64-NEXT:    # kill: def $al killed $al killed $eax
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| ; WIN64-NEXT:    retq # encoding: [0xc3]
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| ; WIN64-NEXT:  .LBB2_3:
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| ; WIN64-NEXT:    xorl %eax, %eax # encoding: [0x31,0xc0]
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| ; WIN64-NEXT:    jmp .LBB2_2 # encoding: [0xeb,A]
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| ; WIN64-NEXT:    # fixup A - offset: 1, value: .LBB2_2-1, kind: FK_PCRel_1
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| entry:
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|   %and = and i32 %x, 42
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|   %tobool = icmp eq i32 %and, 0
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|   br i1 %tobool, label %land.end, label %land.rhs
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| 
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| land.rhs:
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|   %and6 = and i32 %x, 44
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|   %tobool7 = icmp eq i32 %and6, 0
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|   br i1 %tobool7, label %lor.rhs, label %land.end
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| 
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| lor.rhs:
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|   %call = tail call x86_thiscallcc zeroext i1 @baz(i8* %this, i32 %x) #2
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|   br label %land.end
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| 
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| land.end:
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|   %0 = phi i1 [ false, %entry ], [ true, %land.rhs ], [ %call, %lor.rhs ]
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|   ret i1 %0
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| 
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| ; Make sure machine block placement isn't confused by the conditional tail call,
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| ; but sees that it can fall through to the next block.
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| }
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| 
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| 
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| 
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| %"class.std::basic_string" = type { %"struct.std::basic_string<char, std::char_traits<char>, std::allocator<char> >::_Alloc_hider" }
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| %"struct.std::basic_string<char, std::char_traits<char>, std::allocator<char> >::_Alloc_hider" = type { i8* }
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| declare dso_local zeroext i1 @_Z20isValidIntegerSuffixN9__gnu_cxx17__normal_iteratorIPKcSsEES3_(i8*, i8*)
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| 
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| define zeroext i1 @pr31257(%"class.std::basic_string"* nocapture readonly dereferenceable(8) %s) minsize {
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| ; CHECK32-LABEL: pr31257:
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| ; CHECK32:       # %bb.0: # %entry
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| ; CHECK32-NEXT:    pushl %ebp # encoding: [0x55]
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| ; CHECK32-NEXT:    .cfi_def_cfa_offset 8
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| ; CHECK32-NEXT:    pushl %ebx # encoding: [0x53]
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| ; CHECK32-NEXT:    .cfi_def_cfa_offset 12
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| ; CHECK32-NEXT:    pushl %edi # encoding: [0x57]
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| ; CHECK32-NEXT:    .cfi_def_cfa_offset 16
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| ; CHECK32-NEXT:    pushl %esi # encoding: [0x56]
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| ; CHECK32-NEXT:    .cfi_def_cfa_offset 20
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| ; CHECK32-NEXT:    subl $12, %esp # encoding: [0x83,0xec,0x0c]
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| ; CHECK32-NEXT:    .cfi_def_cfa_offset 32
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| ; CHECK32-NEXT:    .cfi_offset %esi, -20
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| ; CHECK32-NEXT:    .cfi_offset %edi, -16
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| ; CHECK32-NEXT:    .cfi_offset %ebx, -12
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| ; CHECK32-NEXT:    .cfi_offset %ebp, -8
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| ; CHECK32-NEXT:    movl {{[0-9]+}}(%esp), %eax # encoding: [0x8b,0x44,0x24,0x20]
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| ; CHECK32-NEXT:    movl (%eax), %eax # encoding: [0x8b,0x00]
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| ; CHECK32-NEXT:    movl -24(%eax), %edx # encoding: [0x8b,0x50,0xe8]
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| ; CHECK32-NEXT:    leal (%eax,%edx), %ecx # encoding: [0x8d,0x0c,0x10]
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| ; CHECK32-NEXT:    xorl %ebx, %ebx # encoding: [0x31,0xdb]
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| ; CHECK32-NEXT:    pushl $2 # encoding: [0x6a,0x02]
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| ; CHECK32-NEXT:    .cfi_adjust_cfa_offset 4
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| ; CHECK32-NEXT:    popl %esi # encoding: [0x5e]
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| ; CHECK32-NEXT:    .cfi_adjust_cfa_offset -4
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| ; CHECK32-NEXT:    xorl %edi, %edi # encoding: [0x31,0xff]
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| ; CHECK32-NEXT:    incl %edi # encoding: [0x47]
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| ; CHECK32-NEXT:  .LBB3_1: # %for.cond
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| ; CHECK32-NEXT:    # =>This Inner Loop Header: Depth=1
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| ; CHECK32-NEXT:    testl %edx, %edx # encoding: [0x85,0xd2]
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| ; CHECK32-NEXT:    je .LBB3_14 # encoding: [0x74,A]
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| ; CHECK32-NEXT:    # fixup A - offset: 1, value: .LBB3_14-1, kind: FK_PCRel_1
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| ; CHECK32-NEXT:  # %bb.2: # %for.body
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| ; CHECK32-NEXT:    # in Loop: Header=BB3_1 Depth=1
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| ; CHECK32-NEXT:    cmpl $2, %ebx # encoding: [0x83,0xfb,0x02]
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| ; CHECK32-NEXT:    je .LBB3_12 # encoding: [0x74,A]
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| ; CHECK32-NEXT:    # fixup A - offset: 1, value: .LBB3_12-1, kind: FK_PCRel_1
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| ; CHECK32-NEXT:  # %bb.3: # %for.body
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| ; CHECK32-NEXT:    # in Loop: Header=BB3_1 Depth=1
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| ; CHECK32-NEXT:    cmpl $1, %ebx # encoding: [0x83,0xfb,0x01]
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| ; CHECK32-NEXT:    je .LBB3_10 # encoding: [0x74,A]
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| ; CHECK32-NEXT:    # fixup A - offset: 1, value: .LBB3_10-1, kind: FK_PCRel_1
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| ; CHECK32-NEXT:  # %bb.4: # %for.body
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| ; CHECK32-NEXT:    # in Loop: Header=BB3_1 Depth=1
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| ; CHECK32-NEXT:    testl %ebx, %ebx # encoding: [0x85,0xdb]
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| ; CHECK32-NEXT:    jne .LBB3_11 # encoding: [0x75,A]
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| ; CHECK32-NEXT:    # fixup A - offset: 1, value: .LBB3_11-1, kind: FK_PCRel_1
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| ; CHECK32-NEXT:  # %bb.5: # %sw.bb
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| ; CHECK32-NEXT:    # in Loop: Header=BB3_1 Depth=1
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| ; CHECK32-NEXT:    movzbl (%eax), %ebp # encoding: [0x0f,0xb6,0x28]
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| ; CHECK32-NEXT:    cmpl $43, %ebp # encoding: [0x83,0xfd,0x2b]
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| ; CHECK32-NEXT:    movl %edi, %ebx # encoding: [0x89,0xfb]
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| ; CHECK32-NEXT:    je .LBB3_11 # encoding: [0x74,A]
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| ; CHECK32-NEXT:    # fixup A - offset: 1, value: .LBB3_11-1, kind: FK_PCRel_1
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| ; CHECK32-NEXT:  # %bb.6: # %sw.bb
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| ; CHECK32-NEXT:    # in Loop: Header=BB3_1 Depth=1
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| ; CHECK32-NEXT:    cmpl $45, %ebp # encoding: [0x83,0xfd,0x2d]
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| ; CHECK32-NEXT:    movl %edi, %ebx # encoding: [0x89,0xfb]
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| ; CHECK32-NEXT:    je .LBB3_11 # encoding: [0x74,A]
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| ; CHECK32-NEXT:    # fixup A - offset: 1, value: .LBB3_11-1, kind: FK_PCRel_1
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| ; CHECK32-NEXT:  # %bb.7: # %if.else
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| ; CHECK32-NEXT:    # in Loop: Header=BB3_1 Depth=1
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| ; CHECK32-NEXT:    addl $-48, %ebp # encoding: [0x83,0xc5,0xd0]
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| ; CHECK32-NEXT:    cmpl $10, %ebp # encoding: [0x83,0xfd,0x0a]
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| ; CHECK32-NEXT:    jmp .LBB3_8 # encoding: [0xeb,A]
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| ; CHECK32-NEXT:    # fixup A - offset: 1, value: .LBB3_8-1, kind: FK_PCRel_1
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| ; CHECK32-NEXT:  .LBB3_12: # %sw.bb22
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| ; CHECK32-NEXT:    # in Loop: Header=BB3_1 Depth=1
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| ; CHECK32-NEXT:    movzbl (%eax), %ebx # encoding: [0x0f,0xb6,0x18]
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| ; CHECK32-NEXT:    addl $-48, %ebx # encoding: [0x83,0xc3,0xd0]
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| ; CHECK32-NEXT:    cmpl $10, %ebx # encoding: [0x83,0xfb,0x0a]
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| ; CHECK32-NEXT:    movl %esi, %ebx # encoding: [0x89,0xf3]
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| ; CHECK32-NEXT:    jb .LBB3_11 # encoding: [0x72,A]
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| ; CHECK32-NEXT:    # fixup A - offset: 1, value: .LBB3_11-1, kind: FK_PCRel_1
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| ; CHECK32-NEXT:    jmp .LBB3_13 # encoding: [0xeb,A]
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| ; CHECK32-NEXT:    # fixup A - offset: 1, value: .LBB3_13-1, kind: FK_PCRel_1
 | |
| ; CHECK32-NEXT:  .LBB3_10: # %sw.bb14
 | |
| ; CHECK32-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; CHECK32-NEXT:    movzbl (%eax), %ebx # encoding: [0x0f,0xb6,0x18]
 | |
| ; CHECK32-NEXT:    addl $-48, %ebx # encoding: [0x83,0xc3,0xd0]
 | |
| ; CHECK32-NEXT:    cmpl $10, %ebx # encoding: [0x83,0xfb,0x0a]
 | |
| ; CHECK32-NEXT:  .LBB3_8: # %if.else
 | |
| ; CHECK32-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; CHECK32-NEXT:    movl %esi, %ebx # encoding: [0x89,0xf3]
 | |
| ; CHECK32-NEXT:    jae .LBB3_9 # encoding: [0x73,A]
 | |
| ; CHECK32-NEXT:    # fixup A - offset: 1, value: .LBB3_9-1, kind: FK_PCRel_1
 | |
| ; CHECK32-NEXT:  .LBB3_11: # %for.inc
 | |
| ; CHECK32-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; CHECK32-NEXT:    incl %eax # encoding: [0x40]
 | |
| ; CHECK32-NEXT:    decl %edx # encoding: [0x4a]
 | |
| ; CHECK32-NEXT:    jmp .LBB3_1 # encoding: [0xeb,A]
 | |
| ; CHECK32-NEXT:    # fixup A - offset: 1, value: .LBB3_1-1, kind: FK_PCRel_1
 | |
| ; CHECK32-NEXT:  .LBB3_14:
 | |
| ; CHECK32-NEXT:    cmpl $2, %ebx # encoding: [0x83,0xfb,0x02]
 | |
| ; CHECK32-NEXT:    sete %al # encoding: [0x0f,0x94,0xc0]
 | |
| ; CHECK32-NEXT:    jmp .LBB3_15 # encoding: [0xeb,A]
 | |
| ; CHECK32-NEXT:    # fixup A - offset: 1, value: .LBB3_15-1, kind: FK_PCRel_1
 | |
| ; CHECK32-NEXT:  .LBB3_9:
 | |
| ; CHECK32-NEXT:    xorl %eax, %eax # encoding: [0x31,0xc0]
 | |
| ; CHECK32-NEXT:  .LBB3_15: # %cleanup.thread
 | |
| ; CHECK32-NEXT:    # kill: def $al killed $al killed $eax
 | |
| ; CHECK32-NEXT:    addl $12, %esp # encoding: [0x83,0xc4,0x0c]
 | |
| ; CHECK32-NEXT:    .cfi_def_cfa_offset 20
 | |
| ; CHECK32-NEXT:  .LBB3_16: # %cleanup.thread
 | |
| ; CHECK32-NEXT:    popl %esi # encoding: [0x5e]
 | |
| ; CHECK32-NEXT:    .cfi_def_cfa_offset 16
 | |
| ; CHECK32-NEXT:    popl %edi # encoding: [0x5f]
 | |
| ; CHECK32-NEXT:    .cfi_def_cfa_offset 12
 | |
| ; CHECK32-NEXT:    popl %ebx # encoding: [0x5b]
 | |
| ; CHECK32-NEXT:    .cfi_def_cfa_offset 8
 | |
| ; CHECK32-NEXT:    popl %ebp # encoding: [0x5d]
 | |
| ; CHECK32-NEXT:    .cfi_def_cfa_offset 4
 | |
| ; CHECK32-NEXT:    retl # encoding: [0xc3]
 | |
| ; CHECK32-NEXT:  .LBB3_13: # %if.else28
 | |
| ; CHECK32-NEXT:    .cfi_def_cfa_offset 32
 | |
| ; CHECK32-NEXT:    subl $8, %esp # encoding: [0x83,0xec,0x08]
 | |
| ; CHECK32-NEXT:    .cfi_adjust_cfa_offset 8
 | |
| ; CHECK32-NEXT:    pushl %ecx # encoding: [0x51]
 | |
| ; CHECK32-NEXT:    .cfi_adjust_cfa_offset 4
 | |
| ; CHECK32-NEXT:    pushl %eax # encoding: [0x50]
 | |
| ; CHECK32-NEXT:    .cfi_adjust_cfa_offset 4
 | |
| ; CHECK32-NEXT:    calll _Z20isValidIntegerSuffixN9__gnu_cxx17__normal_iteratorIPKcSsEES3_ # encoding: [0xe8,A,A,A,A]
 | |
| ; CHECK32-NEXT:    # fixup A - offset: 1, value: _Z20isValidIntegerSuffixN9__gnu_cxx17__normal_iteratorIPKcSsEES3_-4, kind: FK_PCRel_4
 | |
| ; CHECK32-NEXT:    addl $28, %esp # encoding: [0x83,0xc4,0x1c]
 | |
| ; CHECK32-NEXT:    .cfi_adjust_cfa_offset -28
 | |
| ; CHECK32-NEXT:    jmp .LBB3_16 # encoding: [0xeb,A]
 | |
| ; CHECK32-NEXT:    # fixup A - offset: 1, value: .LBB3_16-1, kind: FK_PCRel_1
 | |
| ;
 | |
| ; CHECK64-LABEL: pr31257:
 | |
| ; CHECK64:       # %bb.0: # %entry
 | |
| ; CHECK64-NEXT:    movq (%rdi), %rdi # encoding: [0x48,0x8b,0x3f]
 | |
| ; CHECK64-NEXT:    movq -24(%rdi), %rax # encoding: [0x48,0x8b,0x47,0xe8]
 | |
| ; CHECK64-NEXT:    leaq (%rdi,%rax), %rsi # encoding: [0x48,0x8d,0x34,0x07]
 | |
| ; CHECK64-NEXT:    xorl %ecx, %ecx # encoding: [0x31,0xc9]
 | |
| ; CHECK64-NEXT:    pushq $2 # encoding: [0x6a,0x02]
 | |
| ; CHECK64-NEXT:    .cfi_adjust_cfa_offset 8
 | |
| ; CHECK64-NEXT:    popq %r9 # encoding: [0x41,0x59]
 | |
| ; CHECK64-NEXT:    .cfi_adjust_cfa_offset -8
 | |
| ; CHECK64-NEXT:    pushq $1 # encoding: [0x6a,0x01]
 | |
| ; CHECK64-NEXT:    .cfi_adjust_cfa_offset 8
 | |
| ; CHECK64-NEXT:    popq %r8 # encoding: [0x41,0x58]
 | |
| ; CHECK64-NEXT:    .cfi_adjust_cfa_offset -8
 | |
| ; CHECK64-NEXT:  .LBB3_1: # %for.cond
 | |
| ; CHECK64-NEXT:    # =>This Inner Loop Header: Depth=1
 | |
| ; CHECK64-NEXT:    testq %rax, %rax # encoding: [0x48,0x85,0xc0]
 | |
| ; CHECK64-NEXT:    je .LBB3_12 # encoding: [0x74,A]
 | |
| ; CHECK64-NEXT:    # fixup A - offset: 1, value: .LBB3_12-1, kind: FK_PCRel_1
 | |
| ; CHECK64-NEXT:  # %bb.2: # %for.body
 | |
| ; CHECK64-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; CHECK64-NEXT:    cmpl $2, %ecx # encoding: [0x83,0xf9,0x02]
 | |
| ; CHECK64-NEXT:    je .LBB3_10 # encoding: [0x74,A]
 | |
| ; CHECK64-NEXT:    # fixup A - offset: 1, value: .LBB3_10-1, kind: FK_PCRel_1
 | |
| ; CHECK64-NEXT:  # %bb.3: # %for.body
 | |
| ; CHECK64-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; CHECK64-NEXT:    cmpl $1, %ecx # encoding: [0x83,0xf9,0x01]
 | |
| ; CHECK64-NEXT:    je .LBB3_8 # encoding: [0x74,A]
 | |
| ; CHECK64-NEXT:    # fixup A - offset: 1, value: .LBB3_8-1, kind: FK_PCRel_1
 | |
| ; CHECK64-NEXT:  # %bb.4: # %for.body
 | |
| ; CHECK64-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; CHECK64-NEXT:    testl %ecx, %ecx # encoding: [0x85,0xc9]
 | |
| ; CHECK64-NEXT:    jne .LBB3_11 # encoding: [0x75,A]
 | |
| ; CHECK64-NEXT:    # fixup A - offset: 1, value: .LBB3_11-1, kind: FK_PCRel_1
 | |
| ; CHECK64-NEXT:  # %bb.5: # %sw.bb
 | |
| ; CHECK64-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; CHECK64-NEXT:    movzbl (%rdi), %edx # encoding: [0x0f,0xb6,0x17]
 | |
| ; CHECK64-NEXT:    cmpl $43, %edx # encoding: [0x83,0xfa,0x2b]
 | |
| ; CHECK64-NEXT:    movl %r8d, %ecx # encoding: [0x44,0x89,0xc1]
 | |
| ; CHECK64-NEXT:    je .LBB3_11 # encoding: [0x74,A]
 | |
| ; CHECK64-NEXT:    # fixup A - offset: 1, value: .LBB3_11-1, kind: FK_PCRel_1
 | |
| ; CHECK64-NEXT:  # %bb.6: # %sw.bb
 | |
| ; CHECK64-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; CHECK64-NEXT:    cmpl $45, %edx # encoding: [0x83,0xfa,0x2d]
 | |
| ; CHECK64-NEXT:    movl %r8d, %ecx # encoding: [0x44,0x89,0xc1]
 | |
| ; CHECK64-NEXT:    je .LBB3_11 # encoding: [0x74,A]
 | |
| ; CHECK64-NEXT:    # fixup A - offset: 1, value: .LBB3_11-1, kind: FK_PCRel_1
 | |
| ; CHECK64-NEXT:  # %bb.7: # %if.else
 | |
| ; CHECK64-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; CHECK64-NEXT:    addl $-48, %edx # encoding: [0x83,0xc2,0xd0]
 | |
| ; CHECK64-NEXT:    cmpl $10, %edx # encoding: [0x83,0xfa,0x0a]
 | |
| ; CHECK64-NEXT:    jmp .LBB3_9 # encoding: [0xeb,A]
 | |
| ; CHECK64-NEXT:    # fixup A - offset: 1, value: .LBB3_9-1, kind: FK_PCRel_1
 | |
| ; CHECK64-NEXT:  .LBB3_8: # %sw.bb14
 | |
| ; CHECK64-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; CHECK64-NEXT:    movzbl (%rdi), %ecx # encoding: [0x0f,0xb6,0x0f]
 | |
| ; CHECK64-NEXT:    addl $-48, %ecx # encoding: [0x83,0xc1,0xd0]
 | |
| ; CHECK64-NEXT:    cmpl $10, %ecx # encoding: [0x83,0xf9,0x0a]
 | |
| ; CHECK64-NEXT:  .LBB3_9: # %if.else
 | |
| ; CHECK64-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; CHECK64-NEXT:    movl %r9d, %ecx # encoding: [0x44,0x89,0xc9]
 | |
| ; CHECK64-NEXT:    jb .LBB3_11 # encoding: [0x72,A]
 | |
| ; CHECK64-NEXT:    # fixup A - offset: 1, value: .LBB3_11-1, kind: FK_PCRel_1
 | |
| ; CHECK64-NEXT:    jmp .LBB3_13 # encoding: [0xeb,A]
 | |
| ; CHECK64-NEXT:    # fixup A - offset: 1, value: .LBB3_13-1, kind: FK_PCRel_1
 | |
| ; CHECK64-NEXT:  .LBB3_10: # %sw.bb22
 | |
| ; CHECK64-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; CHECK64-NEXT:    movzbl (%rdi), %ecx # encoding: [0x0f,0xb6,0x0f]
 | |
| ; CHECK64-NEXT:    addl $-48, %ecx # encoding: [0x83,0xc1,0xd0]
 | |
| ; CHECK64-NEXT:    cmpl $10, %ecx # encoding: [0x83,0xf9,0x0a]
 | |
| ; CHECK64-NEXT:    movl %r9d, %ecx # encoding: [0x44,0x89,0xc9]
 | |
| ; CHECK64-NEXT:    jae _Z20isValidIntegerSuffixN9__gnu_cxx17__normal_iteratorIPKcSsEES3_ # TAILCALL
 | |
| ; CHECK64-NEXT:    # encoding: [0x73,A]
 | |
| ; CHECK64-NEXT:    # fixup A - offset: 1, value: _Z20isValidIntegerSuffixN9__gnu_cxx17__normal_iteratorIPKcSsEES3_-1, kind: FK_PCRel_1
 | |
| ; CHECK64-NEXT:  .LBB3_11: # %for.inc
 | |
| ; CHECK64-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; CHECK64-NEXT:    incq %rdi # encoding: [0x48,0xff,0xc7]
 | |
| ; CHECK64-NEXT:    decq %rax # encoding: [0x48,0xff,0xc8]
 | |
| ; CHECK64-NEXT:    jmp .LBB3_1 # encoding: [0xeb,A]
 | |
| ; CHECK64-NEXT:    # fixup A - offset: 1, value: .LBB3_1-1, kind: FK_PCRel_1
 | |
| ; CHECK64-NEXT:  .LBB3_12:
 | |
| ; CHECK64-NEXT:    cmpl $2, %ecx # encoding: [0x83,0xf9,0x02]
 | |
| ; CHECK64-NEXT:    sete %al # encoding: [0x0f,0x94,0xc0]
 | |
| ; CHECK64-NEXT:    # kill: def $al killed $al killed $eax
 | |
| ; CHECK64-NEXT:    retq # encoding: [0xc3]
 | |
| ; CHECK64-NEXT:  .LBB3_13:
 | |
| ; CHECK64-NEXT:    xorl %eax, %eax # encoding: [0x31,0xc0]
 | |
| ; CHECK64-NEXT:    # kill: def $al killed $al killed $eax
 | |
| ; CHECK64-NEXT:    retq # encoding: [0xc3]
 | |
| ;
 | |
| ; WIN64-LABEL: pr31257:
 | |
| ; WIN64:       # %bb.0: # %entry
 | |
| ; WIN64-NEXT:    movq (%rcx), %rcx # encoding: [0x48,0x8b,0x09]
 | |
| ; WIN64-NEXT:    movq -24(%rcx), %r8 # encoding: [0x4c,0x8b,0x41,0xe8]
 | |
| ; WIN64-NEXT:    leaq (%rcx,%r8), %rdx # encoding: [0x4a,0x8d,0x14,0x01]
 | |
| ; WIN64-NEXT:    xorl %eax, %eax # encoding: [0x31,0xc0]
 | |
| ; WIN64-NEXT:  .LBB3_1: # %for.cond
 | |
| ; WIN64-NEXT:    # =>This Inner Loop Header: Depth=1
 | |
| ; WIN64-NEXT:    testq %r8, %r8 # encoding: [0x4d,0x85,0xc0]
 | |
| ; WIN64-NEXT:    je .LBB3_11 # encoding: [0x74,A]
 | |
| ; WIN64-NEXT:    # fixup A - offset: 1, value: .LBB3_11-1, kind: FK_PCRel_1
 | |
| ; WIN64-NEXT:  # %bb.2: # %for.body
 | |
| ; WIN64-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; WIN64-NEXT:    cmpl $2, %eax # encoding: [0x83,0xf8,0x02]
 | |
| ; WIN64-NEXT:    je .LBB3_9 # encoding: [0x74,A]
 | |
| ; WIN64-NEXT:    # fixup A - offset: 1, value: .LBB3_9-1, kind: FK_PCRel_1
 | |
| ; WIN64-NEXT:  # %bb.3: # %for.body
 | |
| ; WIN64-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; WIN64-NEXT:    cmpl $1, %eax # encoding: [0x83,0xf8,0x01]
 | |
| ; WIN64-NEXT:    je .LBB3_7 # encoding: [0x74,A]
 | |
| ; WIN64-NEXT:    # fixup A - offset: 1, value: .LBB3_7-1, kind: FK_PCRel_1
 | |
| ; WIN64-NEXT:  # %bb.4: # %for.body
 | |
| ; WIN64-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; WIN64-NEXT:    testl %eax, %eax # encoding: [0x85,0xc0]
 | |
| ; WIN64-NEXT:    jne .LBB3_10 # encoding: [0x75,A]
 | |
| ; WIN64-NEXT:    # fixup A - offset: 1, value: .LBB3_10-1, kind: FK_PCRel_1
 | |
| ; WIN64-NEXT:  # %bb.5: # %sw.bb
 | |
| ; WIN64-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; WIN64-NEXT:    movzbl (%rcx), %r9d # encoding: [0x44,0x0f,0xb6,0x09]
 | |
| ; WIN64-NEXT:    cmpl $43, %r9d # encoding: [0x41,0x83,0xf9,0x2b]
 | |
| ; WIN64-NEXT:    movl $1, %eax # encoding: [0xb8,0x01,0x00,0x00,0x00]
 | |
| ; WIN64-NEXT:    je .LBB3_10 # encoding: [0x74,A]
 | |
| ; WIN64-NEXT:    # fixup A - offset: 1, value: .LBB3_10-1, kind: FK_PCRel_1
 | |
| ; WIN64-NEXT:  # %bb.6: # %sw.bb
 | |
| ; WIN64-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; WIN64-NEXT:    cmpl $45, %r9d # encoding: [0x41,0x83,0xf9,0x2d]
 | |
| ; WIN64-NEXT:    je .LBB3_10 # encoding: [0x74,A]
 | |
| ; WIN64-NEXT:    # fixup A - offset: 1, value: .LBB3_10-1, kind: FK_PCRel_1
 | |
| ; WIN64-NEXT:    jmp .LBB3_8 # encoding: [0xeb,A]
 | |
| ; WIN64-NEXT:    # fixup A - offset: 1, value: .LBB3_8-1, kind: FK_PCRel_1
 | |
| ; WIN64-NEXT:  .LBB3_7: # %sw.bb14
 | |
| ; WIN64-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; WIN64-NEXT:    movzbl (%rcx), %r9d # encoding: [0x44,0x0f,0xb6,0x09]
 | |
| ; WIN64-NEXT:  .LBB3_8: # %if.else
 | |
| ; WIN64-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; WIN64-NEXT:    addl $-48, %r9d # encoding: [0x41,0x83,0xc1,0xd0]
 | |
| ; WIN64-NEXT:    movl $2, %eax # encoding: [0xb8,0x02,0x00,0x00,0x00]
 | |
| ; WIN64-NEXT:    cmpl $10, %r9d # encoding: [0x41,0x83,0xf9,0x0a]
 | |
| ; WIN64-NEXT:    jb .LBB3_10 # encoding: [0x72,A]
 | |
| ; WIN64-NEXT:    # fixup A - offset: 1, value: .LBB3_10-1, kind: FK_PCRel_1
 | |
| ; WIN64-NEXT:    jmp .LBB3_12 # encoding: [0xeb,A]
 | |
| ; WIN64-NEXT:    # fixup A - offset: 1, value: .LBB3_12-1, kind: FK_PCRel_1
 | |
| ; WIN64-NEXT:  .LBB3_9: # %sw.bb22
 | |
| ; WIN64-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; WIN64-NEXT:    movzbl (%rcx), %r9d # encoding: [0x44,0x0f,0xb6,0x09]
 | |
| ; WIN64-NEXT:    addl $-48, %r9d # encoding: [0x41,0x83,0xc1,0xd0]
 | |
| ; WIN64-NEXT:    movl $2, %eax # encoding: [0xb8,0x02,0x00,0x00,0x00]
 | |
| ; WIN64-NEXT:    cmpl $10, %r9d # encoding: [0x41,0x83,0xf9,0x0a]
 | |
| ; WIN64-NEXT:    jae _Z20isValidIntegerSuffixN9__gnu_cxx17__normal_iteratorIPKcSsEES3_ # TAILCALL
 | |
| ; WIN64-NEXT:    # encoding: [0x73,A]
 | |
| ; WIN64-NEXT:    # fixup A - offset: 1, value: _Z20isValidIntegerSuffixN9__gnu_cxx17__normal_iteratorIPKcSsEES3_-1, kind: FK_PCRel_1
 | |
| ; WIN64-NEXT:  .LBB3_10: # %for.inc
 | |
| ; WIN64-NEXT:    # in Loop: Header=BB3_1 Depth=1
 | |
| ; WIN64-NEXT:    incq %rcx # encoding: [0x48,0xff,0xc1]
 | |
| ; WIN64-NEXT:    decq %r8 # encoding: [0x49,0xff,0xc8]
 | |
| ; WIN64-NEXT:    jmp .LBB3_1 # encoding: [0xeb,A]
 | |
| ; WIN64-NEXT:    # fixup A - offset: 1, value: .LBB3_1-1, kind: FK_PCRel_1
 | |
| ; WIN64-NEXT:  .LBB3_11:
 | |
| ; WIN64-NEXT:    cmpl $2, %eax # encoding: [0x83,0xf8,0x02]
 | |
| ; WIN64-NEXT:    sete %al # encoding: [0x0f,0x94,0xc0]
 | |
| ; WIN64-NEXT:    # kill: def $al killed $al killed $eax
 | |
| ; WIN64-NEXT:    retq # encoding: [0xc3]
 | |
| ; WIN64-NEXT:  .LBB3_12:
 | |
| ; WIN64-NEXT:    xorl %eax, %eax # encoding: [0x31,0xc0]
 | |
| ; WIN64-NEXT:    # kill: def $al killed $al killed $eax
 | |
| ; WIN64-NEXT:    retq # encoding: [0xc3]
 | |
| entry:
 | |
|   %_M_p.i.i = getelementptr inbounds %"class.std::basic_string", %"class.std::basic_string"* %s, i64 0, i32 0, i32 0
 | |
|   %0 = load i8*, i8** %_M_p.i.i, align 8
 | |
|   %arrayidx.i.i.i54 = getelementptr inbounds i8, i8* %0, i64 -24
 | |
|   %_M_length.i.i55 = bitcast i8* %arrayidx.i.i.i54 to i64*
 | |
|   %1 = load i64, i64* %_M_length.i.i55, align 8
 | |
|   %add.ptr.i56 = getelementptr inbounds i8, i8* %0, i64 %1
 | |
|   br label %for.cond
 | |
| 
 | |
| for.cond:                                         ; preds = %for.inc, %entry
 | |
|   %it.sroa.0.0 = phi i8* [ %0, %entry ], [ %incdec.ptr.i, %for.inc ]
 | |
|   %state.0 = phi i32 [ 0, %entry ], [ %state.1, %for.inc ]
 | |
|   %cmp.i = icmp eq i8* %it.sroa.0.0, %add.ptr.i56
 | |
|   br i1 %cmp.i, label %5, label %for.body
 | |
| 
 | |
| for.body:                                         ; preds = %for.cond
 | |
|   switch i32 %state.0, label %for.inc [
 | |
|     i32 0, label %sw.bb
 | |
|     i32 1, label %sw.bb14
 | |
|     i32 2, label %sw.bb22
 | |
|   ]
 | |
| 
 | |
| sw.bb:                                            ; preds = %for.body
 | |
|   %2 = load i8, i8* %it.sroa.0.0, align 1
 | |
|   switch i8 %2, label %if.else [
 | |
|     i8 43, label %for.inc
 | |
|     i8 45, label %for.inc
 | |
|   ]
 | |
| 
 | |
| if.else:                                          ; preds = %sw.bb
 | |
|   %conv9 = zext i8 %2 to i32
 | |
|   %isdigittmp45 = add nsw i32 %conv9, -48
 | |
|   %isdigit46 = icmp ult i32 %isdigittmp45, 10
 | |
|   br i1 %isdigit46, label %for.inc, label %cleanup.thread.loopexit
 | |
| 
 | |
| sw.bb14:                                          ; preds = %for.body
 | |
|   %3 = load i8, i8* %it.sroa.0.0, align 1
 | |
|   %conv16 = zext i8 %3 to i32
 | |
|   %isdigittmp43 = add nsw i32 %conv16, -48
 | |
|   %isdigit44 = icmp ult i32 %isdigittmp43, 10
 | |
|   br i1 %isdigit44, label %for.inc, label %cleanup.thread.loopexit
 | |
| 
 | |
| sw.bb22:                                          ; preds = %for.body
 | |
|   %4 = load i8, i8* %it.sroa.0.0, align 1
 | |
|   %conv24 = zext i8 %4 to i32
 | |
|   %isdigittmp = add nsw i32 %conv24, -48
 | |
|   %isdigit = icmp ult i32 %isdigittmp, 10
 | |
|   br i1 %isdigit, label %for.inc, label %if.else28
 | |
| 
 | |
| ; Make sure Machine Copy Propagation doesn't delete the mov to %ecx becaue it
 | |
| ; thinks the conditional tail call clobbers it.
 | |
| 
 | |
| if.else28:                                        ; preds = %sw.bb22
 | |
|   %call34 = tail call zeroext i1 @_Z20isValidIntegerSuffixN9__gnu_cxx17__normal_iteratorIPKcSsEES3_(i8* nonnull %it.sroa.0.0, i8* %add.ptr.i56)
 | |
|   br label %cleanup.thread
 | |
| 
 | |
| for.inc:                                          ; preds = %sw.bb, %sw.bb, %sw.bb22, %sw.bb14, %if.else, %for.body
 | |
|   %state.1 = phi i32 [ %state.0, %for.body ], [ 1, %sw.bb ], [ 2, %if.else ], [ 2, %sw.bb14 ], [ 2, %sw.bb22 ], [ 1, %sw.bb ]
 | |
|   %incdec.ptr.i = getelementptr inbounds i8, i8* %it.sroa.0.0, i64 1
 | |
|   br label %for.cond
 | |
| 
 | |
| ; <label>:5:                                      ; preds = %for.cond
 | |
|   %cmp37 = icmp eq i32 %state.0, 2
 | |
|   br label %cleanup.thread
 | |
| 
 | |
| cleanup.thread.loopexit:                          ; preds = %if.else, %sw.bb14
 | |
|   br label %cleanup.thread
 | |
| 
 | |
| cleanup.thread:                                   ; preds = %cleanup.thread.loopexit, %if.else28, %5
 | |
|   %6 = phi i1 [ %cmp37, %5 ], [ %call34, %if.else28 ], [ false, %cleanup.thread.loopexit ]
 | |
|   ret i1 %6
 | |
| }
 |