86 lines
1.7 KiB
ArmAsm
86 lines
1.7 KiB
ArmAsm
// Copyright (c) 2026 Petr Balvín <opensource@petrbalvin.org> (https://petrbalvin.org)
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// SPDX-License-Identifier: BSD-3-Clause
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// Differential kernel for the loong64 LSX/LASX slice: every function pairs
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// with the same instructions in the go tool asm ground truth.
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#include "textflag.h"
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TEXT ·threeReg(SB), NOSPLIT, $0-0
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VADDV V1, V2, V3
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VADDW V1, V2, V3
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VADDV V2, V1
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VANDV V1, V2, V3
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VANDV V1, V2
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VXORV V1, V2, V3
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VXORV V1, V2
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VSEQB V1, V2, V3
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VSEQV V1, V2, V3
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VSRAB V1, V2, V3
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VROTRW V1, V2, V3
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VPCNTV V1, V2
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XVADDV X1, X2, X3
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XVADDV X2, X1
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XVANDV X1, X2, X3
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XVXORV X1, X2, X3
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XVSEQB X1, X2, X3
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XVSEQV X1, X2, X3
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XVPCNTV X1, X2
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RET
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TEXT ·immediates(SB), NOSPLIT, $0-0
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VANDB $0, V2, V3
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VANDB $255, V2
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VSEQB $3, V2, V3
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VSEQV $15, V2, V3
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VSRAB $0, V1, V2
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VSRAB $7, V1, V2
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VSRAB $6, V1
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VROTRW $0, V1, V2
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VROTRW $16, V1, V2
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VROTRW $16, V1
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XVANDB $1, X2, X2
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RET
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TEXT ·conditions(SB), NOSPLIT, $0-0
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VSETNEV V1, FCC0
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VSETANYEQB V1, FCC0
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VSETANYEQV V2, FCC0
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VSETALLNEV V0, FCC0
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XVSETNEV X1, FCC0
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XVSETANYEQB X1, FCC0
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XVSETANYEQV X1, FCC0
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XVSETALLNEV X1, FCC0
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RET
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TEXT ·fpConvert(SB), NOSPLIT, $0-0
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FFINTDV F0, F1
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FSEL FCC0, F3, F4, F3
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FSEL FCC1, F1, F2
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RET
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TEXT ·memMoves(SB), NOSPLIT, $0-0
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VMOVQ V1, V9
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VMOVQ (R4), V2
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VMOVQ 16(R4), V2
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VMOVQ V0, (R4)
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VMOVQ V0, 32(R4)
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VMOVQ V0,-16(R6)
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VMOVQ (R4)(R7), V3
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VMOVQ V3, (R4)(R7)
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XVMOVQ X3, X7
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XVMOVQ (R4), X2
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XVMOVQ X0, (R4)
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XVMOVQ (R4)(R7), X4
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XVMOVQ X0, (R4)(R7)
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RET
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TEXT ·elements(SB), NOSPLIT, $0-0
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VMOVQ R6, V0.B16
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VMOVQ R6, V12.W4
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XVMOVQ R6, X0.B32
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VMOVQ (R4), V4.W4
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VMOVQ (R10), V0.W4
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XVMOVQ (R4), X0.B32
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RET
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