48 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			48 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc < %s -mtriple=i386-apple-darwin10  -mattr=+fma,-fma4  | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-FMA-INST
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| ; RUN: llc < %s -mtriple=i386-apple-darwin10  -mattr=-fma,-fma4  | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-FMA-CALL
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| ; RUN: llc < %s -mtriple=x86_64-apple-darwin10 -mattr=+fma,-fma4 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-FMA-INST
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| ; RUN: llc < %s -mtriple=x86_64-apple-darwin10  -mattr=-fma,-fma4 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-FMA-CALL
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| ; RUN: llc < %s -mtriple=x86_64-apple-darwin10  -mattr=+avx512f,-fma,-fma4 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-FMA-INST
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| ; RUN: llc < %s -march=x86 -mcpu=bdver2 -mattr=-fma4  | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-FMA-INST
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| ; RUN: llc < %s -march=x86 -mcpu=bdver2 -mattr=-fma,-fma4 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-FMA-CALL
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| 
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| ; CHECK-LABEL: test_f32:
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| ; CHECK-FMA-INST: vfmadd213ss
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| ; CHECK-FMA-CALL: fmaf
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| define float @test_f32(float %a, float %b, float %c) #0 {
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| entry:
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|   %call = call float @llvm.fma.f32(float %a, float %b, float %c)
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|   ret float %call
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| }
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| 
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| ; CHECK-LABEL: test_f64:
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| ; CHECK-FMA-INST: vfmadd213sd
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| ; CHECK-FMA-CALL: fma
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| define double @test_f64(double %a, double %b, double %c) #0 {
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| entry:
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|   %call = call double @llvm.fma.f64(double %a, double %b, double %c)
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|   ret double %call
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| }
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| 
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| ; CHECK-LABEL: test_f80:
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| ; CHECK: fmal
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| define x86_fp80 @test_f80(x86_fp80 %a, x86_fp80 %b, x86_fp80 %c) #0 {
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| entry:
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|   %call = call x86_fp80 @llvm.fma.f80(x86_fp80 %a, x86_fp80 %b, x86_fp80 %c)
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|   ret x86_fp80 %call
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| }
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| 
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| ; CHECK-LABEL: test_f32_cst:
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| ; CHECK-NOT: vfmadd
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| define float @test_f32_cst() #0 {
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| entry:
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|   %call = call float @llvm.fma.f32(float 3.0, float 3.0, float 3.0)
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|   ret float %call
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| }
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| 
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| declare float @llvm.fma.f32(float, float, float)
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| declare double @llvm.fma.f64(double, double, double)
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| declare x86_fp80 @llvm.fma.f80(x86_fp80, x86_fp80, x86_fp80)
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| 
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| attributes #0 = { nounwind }
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