40 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			40 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			LLVM
		
	
	
	
; RUN:  llc -amdgpu-scalarize-global-loads=false  -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=BOTH %s
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; RUN:  llc -amdgpu-scalarize-global-loads=false  -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=VI -check-prefix=BOTH %s
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; BOTH-LABEL: {{^}}s_rotl_i64:
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; BOTH-DAG: s_lshl_b64
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; BOTH-DAG: s_sub_i32
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; BOTH-DAG: s_lshr_b64
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; BOTH: s_or_b64
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; BOTH: s_endpgm
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define amdgpu_kernel void @s_rotl_i64(i64 addrspace(1)* %in, i64 %x, i64 %y) {
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entry:
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  %0 = shl i64 %x, %y
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  %1 = sub i64 64, %y
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  %2 = lshr i64 %x, %1
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  %3 = or i64 %0, %2
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  store i64 %3, i64 addrspace(1)* %in
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  ret void
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}
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; BOTH-LABEL: {{^}}v_rotl_i64:
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; SI-DAG: v_lshl_b64
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; VI-DAG: v_lshlrev_b64
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; BOTH-DAG: v_sub_{{[iu]}}32
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; SI: v_lshr_b64
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; VI: v_lshrrev_b64
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; BOTH: v_or_b32
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; BOTH: v_or_b32
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; BOTH: s_endpgm
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define amdgpu_kernel void @v_rotl_i64(i64 addrspace(1)* %in, i64 addrspace(1)* %xptr, i64 addrspace(1)* %yptr) {
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entry:
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  %x = load i64, i64 addrspace(1)* %xptr, align 8
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  %y = load i64, i64 addrspace(1)* %yptr, align 8
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  %tmp0 = shl i64 %x, %y
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  %tmp1 = sub i64 64, %y
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  %tmp2 = lshr i64 %x, %tmp1
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  %tmp3 = or i64 %tmp0, %tmp2
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  store i64 %tmp3, i64 addrspace(1)* %in, align 8
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  ret void
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}
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