forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			32 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			32 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
| // REQUIRES: x86-registered-target
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| // RUN: %clang_cc1 %s -triple=i686-apple-darwin -target-feature +ssse3 -O1 -S -o - | FileCheck %s
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| 
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| #define _mm_alignr_epi8(a, b, n) (__builtin_ia32_palignr128((a), (b), (n)))
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| typedef __attribute__((vector_size(16))) int int4;
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| 
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| // CHECK: palignr $15, %xmm1, %xmm0
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| int4 align1(int4 a, int4 b) { return _mm_alignr_epi8(a, b, 15); }
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| // CHECK: ret
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| // CHECK: ret
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| // CHECK-NOT: palignr
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| int4 align2(int4 a, int4 b) { return _mm_alignr_epi8(a, b, 16); }
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| // CHECK: psrldq $1, %xmm0
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| int4 align3(int4 a, int4 b) { return _mm_alignr_epi8(a, b, 17); }
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| // CHECK: xor
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| int4 align4(int4 a, int4 b) { return _mm_alignr_epi8(a, b, 32); }
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| 
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| #define _mm_alignr_pi8(a, b, n) (__builtin_ia32_palignr((a), (b), (n)))
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| typedef __attribute__((vector_size(8))) int int2;
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| 
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| // CHECK: palignr
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| int2 align5(int2 a, int2 b) { return _mm_alignr_pi8(a, b, 8); }
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| 
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| // CHECK: palignr
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| int2 align6(int2 a, int2 b) { return _mm_alignr_pi8(a, b, 9); }
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| 
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| // CHECK: palignr
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| int2 align7(int2 a, int2 b) { return _mm_alignr_pi8(a, b, 16); }
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| 
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| // CHECK: palignr
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| int2 align8(int2 a, int2 b) { return _mm_alignr_pi8(a, b, 7); }
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