55 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			55 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc  < %s -march=mips64el -mcpu=mips4 -target-abi=n64 | FileCheck %s -check-prefix=64
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| ; RUN: llc  < %s -march=mips64el -mcpu=mips64 -target-abi=n64 | FileCheck %s -check-prefix=64
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| ; RUN: llc  < %s -march=mips64el -mcpu=mips64r2 -target-abi=n64 | FileCheck %s -check-prefix=64R2
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| 
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| declare double @copysign(double, double) nounwind readnone
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| 
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| declare float @copysignf(float, float) nounwind readnone
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| 
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| define float @func2(float %d, double %f) nounwind readnone {
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| entry:
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| ; 64:     func2
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| ; 64-DAG: lui  $[[T0:[0-9]+]], 32767
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| ; 64-DAG: ori  $[[MSK0:[0-9]+]], $[[T0]], 65535
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| ; 64-DAG: and  $[[AND0:[0-9]+]], ${{[0-9]+}}, $[[MSK0]]
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| ; 64-DAG: dsrl $[[DSRL:[0-9]+]], ${{[0-9]+}}, 63
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| ; 64-DAG: sll  $[[SLL0:[0-9]+]], $[[DSRL]], 0
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| ; 64-DAG: sll  $[[SLL1:[0-9]+]], $[[SLL0]], 31
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| ; 64:     or   $[[OR:[0-9]+]], $[[AND0]], $[[SLL1]]
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| ; 64:     mtc1 $[[OR]], $f0
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| 
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| ; 64R2: dext ${{[0-9]+}}, ${{[0-9]+}}, 63, 1
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| ; 64R2: ins  $[[INS:[0-9]+]], ${{[0-9]+}}, 31, 1
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| ; 64R2: mtc1 $[[INS]], $f0
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| 
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|   %add = fadd float %d, 1.000000e+00
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|   %conv = fptrunc double %f to float
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|   %call = tail call float @copysignf(float %add, float %conv) nounwind readnone
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|   ret float %call
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| }
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| 
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| define double @func3(double %d, float %f) nounwind readnone {
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| entry:
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| 
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| ; 64:     func3
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| ; 64-DAG: daddiu $[[T0:[0-9]+]], $zero, 1
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| ; 64-DAG: dsll   $[[T1:[0-9]+]], $[[T0]], 63
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| ; 64-DAG: daddiu $[[MSK0:[0-9]+]], $[[T1]], -1
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| ; 64-DAG: and    $[[AND0:[0-9]+]], ${{[0-9]+}}, $[[MSK0]]
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| ; 64-DAG: srl    $[[SRL:[0-9]+]], ${{[0-9]+}}, 31
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| ; 64-DAG: sll    $[[SLL:[0-9]+]], $[[SRL]], 0
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| ; 64-DAG: dsll   $[[DSLL:[0-9]+]], $[[SLL]], 63
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| ; 64:     or     $[[OR:[0-9]+]], $[[AND0]], $[[DSLL]]
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| ; 64:     dmtc1  $[[OR]], $f0
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| 
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| ; 64R2: ext   ${{[0-9]+}}, ${{[0-9]+}}, 31, 1
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| ; 64R2: dins  $[[INS:[0-9]+]], ${{[0-9]+}}, 63, 1
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| ; 64R2: dmtc1 $[[INS]], $f0
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| 
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|   %add = fadd double %d, 1.000000e+00
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|   %conv = fpext float %f to double
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|   %call = tail call double @copysign(double %add, double %conv) nounwind readnone
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|   ret double %call
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| }
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| 
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