40 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			40 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			LLVM
		
	
	
	
; RUN: llc < %s -mtriple=i686-pc-linux -mattr=+rtm -verify-machineinstrs -stop-after=finalize-isel | FileCheck %s
 | 
						|
 | 
						|
; CHECK: body:             |
 | 
						|
; CHECK:   bb.0.bb107:
 | 
						|
; CHECK:     successors: %bb.3(0x40000000), %bb.4(0x40000000)
 | 
						|
; CHECK:     %0:gr32 = MOV32rm %fixed-stack.0, 1, $noreg, 0, $noreg :: (load 4 from %fixed-stack.0, align 16)
 | 
						|
; CHECK:     %1:gr32 = SUB32ri8 %0, 1, implicit-def $eflags
 | 
						|
; CHECK:     XBEGIN_4 %bb.4, implicit-def $eax
 | 
						|
; CHECK:   bb.3.bb107:
 | 
						|
; CHECK:     successors: %bb.5(0x80000000)
 | 
						|
; CHECK:     liveins: $eflags
 | 
						|
; CHECK:     %3:gr32 = MOV32ri -1
 | 
						|
; CHECK:     JMP_1 %bb.5
 | 
						|
; CHECK:   bb.4.bb107:
 | 
						|
; CHECK:     successors: %bb.5(0x80000000)
 | 
						|
; CHECK:     liveins: $eflags
 | 
						|
; CHECK:     XABORT_DEF implicit-def $eax
 | 
						|
; CHECK:     %4:gr32 = COPY $eax
 | 
						|
; CHECK:   bb.5.bb107:
 | 
						|
; CHECK:     successors: %bb.1(0x40000000), %bb.2(0x40000000)
 | 
						|
; CHECK:     liveins: $eflags
 | 
						|
; CHECK:     %2:gr32 = PHI %3, %bb.3, %4, %bb.4
 | 
						|
; CHECK:     JCC_1 %bb.2, 5, implicit $eflags
 | 
						|
; CHECK:     JMP_1 %bb.1
 | 
						|
 | 
						|
declare i32 @llvm.x86.xbegin() #0
 | 
						|
 | 
						|
define void @wobble.12(i32 %tmp116) {
 | 
						|
bb107:                                            ; preds = %bb42
 | 
						|
  %tmp117 = icmp eq i32 %tmp116, 1
 | 
						|
  %tmp127 = tail call i32 @llvm.x86.xbegin() #0
 | 
						|
  br i1 %tmp117, label %bb129, label %bb250
 | 
						|
 | 
						|
bb129:                                            ; preds = %bb107
 | 
						|
  unreachable
 | 
						|
 | 
						|
bb250:                                            ; preds = %bb107
 | 
						|
  unreachable
 | 
						|
}
 |