27 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			27 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
| // RUN: %clang_cc1 -triple x86_64 -target-cpu x86-64 -S -O1 -vectorize-loops -emit-llvm -o - %s | FileCheck %s -check-prefix=CHECK-ENABLE-VECT
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| // RUN: %clang_cc1 -triple x86_64 -target-cpu x86-64 -S -O1 -emit-llvm -o - %s | FileCheck %s -check-prefix=CHECK-DISABLE-VECT
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| // RUN: %clang_cc1 -triple x86_64 -target-cpu x86-64 -fexperimental-new-pass-manager -S -O1 -vectorize-loops -emit-llvm -o - %s | FileCheck %s -check-prefix=CHECK-ENABLE-VECT
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| // RUN: %clang_cc1 -triple x86_64 -target-cpu x86-64 -fexperimental-new-pass-manager -S -O1 -emit-llvm -o - %s | FileCheck %s -check-prefix=CHECK-DISABLE-VECT
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| // REQUIRES: x86-registered-target
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| 
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| // CHECK-ENABLE-VECT-LABEL: @for_test()
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| // CHECK-ENABLE-VECT: fmul <{{[0-9]+}} x double>
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| 
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| // CHECK-DISABLE-VECT-LABEL: @for_test()
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| // CHECK-DISABLE-VECT: fmul double
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| // CHECK-DISABLE-VECT-NOT: fmul <{{[0-9]+}} x double>
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| 
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| int printf(const char * restrict format, ...);
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| 
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| void for_test() {
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|   double A[1000], B[1000];
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|   int L = 500;
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|   for (int i = 0; i < L; i++) {
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|     A[i] = i;
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|   }
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|   for (int i = 0; i < L; i++) {
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|     B[i] = A[i]*5;
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|   }
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|   printf("%lf %lf\n", A[0], B[0]);
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| }
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