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internal/sm2ec: loong64 v3

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Sun Yimin 2025-10-15 13:44:15 +08:00 committed by GitHub
parent 4b0d5a75b7
commit 07700ea0de
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internal/sm2ec/p256_asm_loong64.s
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@ -1434,33 +1434,6 @@ loop_select:
MOVV y3, (8*7)(res_ptr)
RET
/* ---------------------------------------*/
// func p256Sub(res, in1, in2 *p256Element)
TEXT ·p256Sub(SB),NOSPLIT,$0
MOVV res+0(FP), res_ptr
MOVV in1+8(FP), x_ptr
MOVV in2+16(FP), y_ptr
MOVV (8*0)(x_ptr), y0
MOVV (8*1)(x_ptr), y1
MOVV (8*2)(x_ptr), y2
MOVV (8*3)(x_ptr), y3
MOVV (8*0)(y_ptr), x0
MOVV (8*1)(y_ptr), x1
MOVV (8*2)(y_ptr), x2
MOVV (8*3)(y_ptr), x3
MOVV p256one<>+0x08(SB), const0
ADDV $1, const0, const1
CALL sm2P256Subinternal<>(SB)
MOVV x0, (8*0)(res_ptr)
MOVV x1, (8*1)(res_ptr)
MOVV x2, (8*2)(res_ptr)
MOVV x3, (8*3)(res_ptr)
RET
/* ---------------------------------------*/
// (x3, x2, x1, x0) = (y3, y2, y1, y0) - (x3, x2, x1, x0)
TEXT sm2P256Subinternal<>(SB),NOSPLIT,$0
@ -1541,24 +1514,6 @@ TEXT sm2P256Subinternal<>(SB),NOSPLIT,$0
MASKEQZ t0, acc7, acc7; \
OR acc7, x3
/* ---------------------------------------*/
// func p256MulBy2(res, in *p256Element)
TEXT ·p256MulBy2(SB),NOSPLIT,$0
MOVV res+0(FP), res_ptr
MOVV in+8(FP), x_ptr
MOVV (8*0)(x_ptr), y0
MOVV (8*1)(x_ptr), y1
MOVV (8*2)(x_ptr), y2
MOVV (8*3)(x_ptr), y3
MOVV p256one<>+0x08(SB), const0
ADDV $1, const0, const1
p256MulBy2Inline
MOVV x0, (8*0)(res_ptr)
MOVV x1, (8*1)(res_ptr)
MOVV x2, (8*2)(res_ptr)
MOVV x3, (8*3)(res_ptr)
RET
/* ---------------------------------------*/
#define x1in(off) (off)(a_ptr)
#define y1in(off) (off + 32)(a_ptr)
@ -1903,34 +1858,6 @@ TEXT ·p256PointAddAffineAsm(SB),0,$264-48
MASKEQZ t0, acc7, acc7; \
OR acc7, x3
/* ---------------------------------------*/
// func p256Add(res, in1, in2 *p256Element)
TEXT ·p256Add(SB),NOSPLIT,$0
MOVV res+0(FP), res_ptr
MOVV in1+8(FP), x_ptr
MOVV in2+16(FP), y_ptr
MOVV (8*0)(x_ptr), y0
MOVV (8*1)(x_ptr), y1
MOVV (8*2)(x_ptr), y2
MOVV (8*3)(x_ptr), y3
MOVV (8*0)(y_ptr), x0
MOVV (8*1)(y_ptr), x1
MOVV (8*2)(y_ptr), x2
MOVV (8*3)(y_ptr), x3
MOVV p256one<>+0x08(SB), const0
ADDV $1, const0, const1
p256AddInline
MOVV x0, (8*0)(res_ptr)
MOVV x1, (8*1)(res_ptr)
MOVV x2, (8*2)(res_ptr)
MOVV x3, (8*3)(res_ptr)
RET
// (y3, y2, y1, y0) = (y3, y2, y1, y0) / 2
#define p256DivideBy2 \
MOVV $1, acc1; \
@ -1958,24 +1885,6 @@ TEXT ·p256Add(SB),NOSPLIT,$0
MASKEQZ t0, t2, t2; \
BSTRINSV $63, t2, $63, y3
/* ---------------------------------------*/
// func p256DivBy2(res, in *p256Element)
TEXT ·p256DivBy2(SB),NOSPLIT,$0
MOVV res+0(FP), res_ptr
MOVV in+8(FP), x_ptr
MOVV (8*0)(x_ptr), y0
MOVV (8*1)(x_ptr), y1
MOVV (8*2)(x_ptr), y2
MOVV (8*3)(x_ptr), y3
MOVV p256one<>+0x08(SB), const0
ADDV $1, const0, const1
p256DivideBy2
MOVV y0, (8*0)(res_ptr)
MOVV y1, (8*1)(res_ptr)
MOVV y2, (8*2)(res_ptr)
MOVV y3, (8*3)(res_ptr)
RET
#define s(off) (32*0 + 8 + off)(RSP)
#define m(off) (32*1 + 8 + off)(RSP)
#define zsqr(off) (32*2 + 8 + off)(RSP)