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internal/sm2ec: loong64 replace ALSLV first

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Sun Yimin 2025-10-13 17:44:45 +08:00 committed by GitHub
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1 changed files with 17 additions and 6 deletions
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internal/sm2ec/p256_asm_loong64.s
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@ -414,18 +414,29 @@ TEXT sm2P256SqrInternal<>(SB),NOSPLIT,$0
ADDV t1, t2, acc6 // no carry
// *2
// ALSLV is NOT supported in go 1.25
SRLV $63, acc1, t0
SLLV $1, acc1, acc1
SRLV $63, acc2, t1
ALSLV $1, t0, acc2, acc2
// ALSLV $1, t0, acc2, acc2
SLLV $1, acc2, acc2
ADDV t0, acc2, acc2
SRLV $63, acc3, t2
ALSLV $1, t1, acc3, acc3
// ALSLV $1, t1, acc3, acc3
SLLV $1, acc3, acc3
ADDV t1, acc3, acc3
SRLV $63, acc4, t3
ALSLV $1, t2, acc4, acc4
// ALSLV $1, t2, acc4, acc4
SLLV $1, acc4, acc4
ADDV t2, acc4, acc4
SRLV $63, acc5, t4
ALSLV $1, t3, acc5, acc5
// ALSLV $1, t3, acc5, acc5
SLLV $1, acc5, acc5
ADDV t3, acc5, acc5
SRLV $63, acc6, acc7
ALSLV $1, t4, acc6, acc6
// ALSLV $1, t4, acc6, acc6
SLLV $1, acc6, acc6
ADDV t4, acc6, acc6
// Missing products
MULV x0, x0, acc0