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			33 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
			
		
		
	
	
			33 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
| // REQUIRES: x86-registered-target
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| // REQUIRES: nvptx-registered-target
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| 
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| // By default we should fuse multiply/add into fma instruction.
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| // RUN: %clang_cc1 -fcuda-is-device -triple nvptx-nvidia-cuda -S \
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| // RUN:   -disable-llvm-passes -o - %s | FileCheck -check-prefix ENABLED %s
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| 
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| // Explicit -ffp-contract=fast
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| // RUN: %clang_cc1 -fcuda-is-device -triple nvptx-nvidia-cuda -S \
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| // RUN:   -ffp-contract=fast -disable-llvm-passes -o - %s \
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| // RUN:   | FileCheck -check-prefix ENABLED %s
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| 
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| // Explicit -ffp-contract=on -- fusing by front-end.
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| // RUN: %clang_cc1 -fcuda-is-device -triple nvptx-nvidia-cuda -S \
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| // RUN:   -ffp-contract=on -disable-llvm-passes -o - %s \
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| // RUN:   | FileCheck -check-prefix ENABLED %s
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| 
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| // Explicit -ffp-contract=off should disable instruction fusing.
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| // RUN: %clang_cc1 -fcuda-is-device -triple nvptx-nvidia-cuda -S \
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| // RUN:   -ffp-contract=off -disable-llvm-passes -o - %s \
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| // RUN:   | FileCheck -check-prefix DISABLED %s
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| 
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| 
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| #include "Inputs/cuda.h"
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| 
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| __host__ __device__ float func(float a, float b, float c) { return a + b * c; }
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| // ENABLED:       fma.rn.f32
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| // ENABLED-NEXT:  st.param.f32
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| 
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| // DISABLED:      mul.rn.f32
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| // DISABLED-NEXT: add.rn.f32
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| // DISABLED-NEXT: st.param.f32
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