79 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			79 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc < %s -march=arm -mattr=+vfp2 | FileCheck %s
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| 
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| define float @f(i32 %a) {
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| ;CHECK: f:
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| ;CHECK: vmov
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| ;CHECK-NEXT: vcvt.f32.s32
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| ;CHECK-NEXT: vmov
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| entry:
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|         %tmp = sitofp i32 %a to float           ; <float> [#uses=1]
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|         ret float %tmp
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| }
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| 
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| define double @g(i32 %a) {
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| ;CHECK: g:
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| ;CHECK: vmov
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| ;CHECK-NEXT: vcvt.f64.s32
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| ;CHECK-NEXT: vmov
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| entry:
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|         %tmp = sitofp i32 %a to double          ; <double> [#uses=1]
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|         ret double %tmp
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| }
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| 
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| define double @uint_to_double(i32 %a) {
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| ;CHECK: uint_to_double:
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| ;CHECK: vmov
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| ;CHECK-NEXT: vcvt.f64.u32
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| ;CHECK-NEXT: vmov
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| entry:
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|         %tmp = uitofp i32 %a to double          ; <double> [#uses=1]
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|         ret double %tmp
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| }
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| 
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| define float @uint_to_float(i32 %a) {
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| ;CHECK: uint_to_float:
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| ;CHECK: vmov
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| ;CHECK-NEXT: vcvt.f32.u32
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| ;CHECK-NEXT: vmov
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| entry:
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|         %tmp = uitofp i32 %a to float           ; <float> [#uses=1]
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|         ret float %tmp
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| }
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| 
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| define double @h(double* %v) {
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| ;CHECK: h:
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| ;CHECK: vldr
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| ;CHECK-NEXT: vmov
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| entry:
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|         %tmp = load double* %v          ; <double> [#uses=1]
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|         ret double %tmp
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| }
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| 
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| define float @h2() {
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| ;CHECK: h2:
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| ;CHECK: mov r0, #1065353216
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| entry:
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|         ret float 1.000000e+00
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| }
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| 
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| define double @f2(double %a) {
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| ;CHECK: f2:
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| ;CHECK-NOT: vmov
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|         ret double %a
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| }
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| 
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| define void @f3() {
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| ;CHECK: f3:
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| ;CHECK-NOT: vmov
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| ;CHECK: f4
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| entry:
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|         %tmp = call double @f5( )               ; <double> [#uses=1]
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|         call void @f4( double %tmp )
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|         ret void
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| }
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| 
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| declare void @f4(double)
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| 
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| declare double @f5()
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| 
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