forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			71 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			71 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc -march=mips -mcpu=mips32   < %s | FileCheck %s -check-prefixes=ALL,FCC
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| ; RUN: llc -march=mips -mcpu=mips32r2 < %s | FileCheck %s -check-prefixes=ALL,FCC
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| ; RUN: llc -march=mips -mcpu=mips32r6 < %s | FileCheck %s -check-prefixes=ALL,GPR,32-GPR
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| ; RUN: llc -march=mips64 -mcpu=mips4    < %s | FileCheck %s -check-prefixes=ALL,FCC
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| ; RUN: llc -march=mips64 -mcpu=mips64   < %s | FileCheck %s -check-prefixes=ALL,FCC
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| ; RUN: llc -march=mips64 -mcpu=mips64r2 < %s | FileCheck %s -check-prefixes=ALL,FCC
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| ; RUN: llc -march=mips64 -mcpu=mips64r6 < %s | FileCheck %s -check-prefixes=ALL,GPR,64-GPR
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| 
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| define double @foo(double %a, double %b) nounwind readnone {
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| entry:
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| ; ALL-LABEL: foo:
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| 
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| ; FCC:           bc1f {{\$|\.L}}BB
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| ; FCC:           nop
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| 
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| ; 32-GPR:        mtc1      $zero, $[[Z:f[0-9]]]
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| ; 32-GPR:        mthc1     $zero, $[[Z:f[0-9]]]
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| ; 64-GPR:        dmtc1     $zero, $[[Z:f[0-9]]]
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| ; GPR:           cmp.lt.d  $[[FGRCC:f[0-9]+]], $[[Z]], $f12
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| ; GPR:           mfc1      $[[GPRCC:[0-9]+]], $[[FGRCC]]
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| ; GPR-NOT:       not       $[[GPRCC]], $[[GPRCC]]
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| ; GPR:           bnezc     $[[GPRCC]], {{\$|\.L}}BB
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| 
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|   %cmp = fcmp ogt double %a, 0.000000e+00
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|   br i1 %cmp, label %if.end6, label %if.else
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| 
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| if.else:                                          ; preds = %entry
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|   %cmp3 = fcmp ogt double %b, 0.000000e+00
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|   br i1 %cmp3, label %if.end6, label %return
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| 
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| if.end6:                                          ; preds = %if.else, %entry
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|   %c.0 = phi double [ %a, %entry ], [ 0.000000e+00, %if.else ]
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|   %sub = fsub double %b, %c.0
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|   %mul = fmul double %sub, 2.000000e+00
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|   br label %return
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| 
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| return:                                           ; preds = %if.else, %if.end6
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|   %retval.0 = phi double [ %mul, %if.end6 ], [ 0.000000e+00, %if.else ]
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|   ret double %retval.0
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| }
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| 
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| define void @f1(float %f) nounwind {
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| entry:
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| ; ALL-LABEL: f1:
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| 
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| ; FCC:           bc1f {{\$|\.L}}BB
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| ; FCC:           nop
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| 
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| ; GPR:           mtc1     $zero, $[[Z:f[0-9]]]
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| ; GPR:           cmp.eq.s $[[FGRCC:f[0-9]+]], $f12, $[[Z]]
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| ; GPR:           mfc1     $[[GPRCC:[0-9]+]], $[[FGRCC]]
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| ; GPR-NOT:       not      $[[GPRCC]], $[[GPRCC]]
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| ; 64-GPR         beqzc    $[[GPRCC]], $BB
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| ; 32-GPR         beqz     $[[GPRCC]], $BB
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| 
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|   %cmp = fcmp une float %f, 0.000000e+00
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|   br i1 %cmp, label %if.then, label %if.end
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| 
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| if.then:                                          ; preds = %entry
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|   tail call void @abort() noreturn
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|   unreachable
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| 
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| if.end:                                           ; preds = %entry
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|   tail call void (...) @f2() nounwind
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|   ret void
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| }
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| 
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| declare void @abort() noreturn nounwind
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| 
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| declare void @f2(...)
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