160 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			160 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s --check-prefix=CHECK-64
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| ; RUN: llc < %s -mtriple=x86_64-win32 | FileCheck %s --check-prefix=CHECK-64
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| ; RUN: llc < %s -march=x86 | FileCheck %s --check-prefix=CHECK-32
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| 
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| ; CHECK-64-LABEL: g64xh:
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| ; CHECK-64:   testb $8, {{%ah|%ch}}
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| ; CHECK-64:   ret
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| ; CHECK-32-LABEL: g64xh:
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| ; CHECK-32:   testb $8, %ah
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| ; CHECK-32:   ret
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| define void @g64xh(i64 inreg %x) nounwind {
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|   %t = and i64 %x, 2048
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|   %s = icmp eq i64 %t, 0
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|   br i1 %s, label %yes, label %no
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| 
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| yes:
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|   call void @bar()
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|   ret void
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| no:
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|   ret void
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| }
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| ; CHECK-64-LABEL: g64xl:
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| ; CHECK-64:   testb $8, [[A0L:%dil|%cl]]
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| ; CHECK-64:   ret
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| ; CHECK-32-LABEL: g64xl:
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| ; CHECK-32:   testb $8, %al
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| ; CHECK-32:   ret
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| define void @g64xl(i64 inreg %x) nounwind {
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|   %t = and i64 %x, 8
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|   %s = icmp eq i64 %t, 0
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|   br i1 %s, label %yes, label %no
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| 
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| yes:
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|   call void @bar()
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|   ret void
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| no:
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|   ret void
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| }
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| ; CHECK-64-LABEL: g32xh:
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| ; CHECK-64:   testb $8, {{%ah|%ch}}
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| ; CHECK-64:   ret
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| ; CHECK-32-LABEL: g32xh:
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| ; CHECK-32:   testb $8, %ah
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| ; CHECK-32:   ret
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| define void @g32xh(i32 inreg %x) nounwind {
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|   %t = and i32 %x, 2048
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|   %s = icmp eq i32 %t, 0
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|   br i1 %s, label %yes, label %no
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| 
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| yes:
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|   call void @bar()
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|   ret void
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| no:
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|   ret void
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| }
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| ; CHECK-64-LABEL: g32xl:
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| ; CHECK-64:   testb $8, [[A0L]]
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| ; CHECK-64:   ret
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| ; CHECK-32-LABEL: g32xl:
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| ; CHECK-32:   testb $8, %al
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| ; CHECK-32:   ret
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| define void @g32xl(i32 inreg %x) nounwind {
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|   %t = and i32 %x, 8
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|   %s = icmp eq i32 %t, 0
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|   br i1 %s, label %yes, label %no
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| 
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| yes:
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|   call void @bar()
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|   ret void
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| no:
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|   ret void
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| }
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| ; CHECK-64-LABEL: g16xh:
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| ; CHECK-64:   testb $8, {{%ah|%ch}}
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| ; CHECK-64:   ret
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| ; CHECK-32-LABEL: g16xh:
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| ; CHECK-32:   testb $8, %ah
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| ; CHECK-32:   ret
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| define void @g16xh(i16 inreg %x) nounwind {
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|   %t = and i16 %x, 2048
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|   %s = icmp eq i16 %t, 0
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|   br i1 %s, label %yes, label %no
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| 
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| yes:
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|   call void @bar()
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|   ret void
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| no:
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|   ret void
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| }
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| ; CHECK-64-LABEL: g16xl:
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| ; CHECK-64:   testb $8, [[A0L]]
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| ; CHECK-64:   ret
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| ; CHECK-32-LABEL: g16xl:
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| ; CHECK-32:   testb $8, %al
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| ; CHECK-32:   ret
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| define void @g16xl(i16 inreg %x) nounwind {
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|   %t = and i16 %x, 8
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|   %s = icmp eq i16 %t, 0
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|   br i1 %s, label %yes, label %no
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| 
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| yes:
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|   call void @bar()
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|   ret void
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| no:
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|   ret void
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| }
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| ; CHECK-64-LABEL: g64x16:
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| ; CHECK-64:   testw $-32640, %[[A0W:di|cx]]
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| ; CHECK-64:   ret
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| ; CHECK-32-LABEL: g64x16:
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| ; CHECK-32:   testw $-32640, %ax
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| ; CHECK-32:   ret
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| define void @g64x16(i64 inreg %x) nounwind {
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|   %t = and i64 %x, 32896
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|   %s = icmp eq i64 %t, 0
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|   br i1 %s, label %yes, label %no
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| 
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| yes:
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|   call void @bar()
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|   ret void
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| no:
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|   ret void
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| }
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| ; CHECK-64-LABEL: g32x16:
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| ; CHECK-64:   testw $-32640, %[[A0W]]
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| ; CHECK-64:   ret
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| ; CHECK-32-LABEL: g32x16:
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| ; CHECK-32:   testw $-32640, %ax
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| ; CHECK-32:   ret
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| define void @g32x16(i32 inreg %x) nounwind {
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|   %t = and i32 %x, 32896
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|   %s = icmp eq i32 %t, 0
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|   br i1 %s, label %yes, label %no
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| 
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| yes:
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|   call void @bar()
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|   ret void
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| no:
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|   ret void
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| }
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| ; CHECK-64-LABEL: g64x32:
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| ; CHECK-64:   testl $268468352, %e[[A0W]]
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| ; CHECK-64:   ret
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| ; CHECK-32-LABEL: g64x32:
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| ; CHECK-32:   testl $268468352, %eax
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| ; CHECK-32:   ret
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| define void @g64x32(i64 inreg %x) nounwind {
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|   %t = and i64 %x, 268468352
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|   %s = icmp eq i64 %t, 0
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|   br i1 %s, label %yes, label %no
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| 
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| yes:
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|   call void @bar()
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|   ret void
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| no:
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|   ret void
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| }
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| 
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| declare void @bar()
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