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Fix SM2_AMD64

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This commit is contained in:
Zhi Guan
2024-05-25 09:44:08 +08:00
parent cde0065241
commit 0d1ef16de0
2 changed files with 9 additions and 6 deletions
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8
src/sm2_z256.c
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@@ -812,7 +812,7 @@ const uint64_t SM2_Z256_NEG_N[4] = {
0xac440bf6c62abedd, 0x8dfc2094de39fad4, 0x0000000000000000, 0x0000000100000000, 0xac440bf6c62abedd, 0x8dfc2094de39fad4, 0x0000000000000000, 0x0000000100000000,
}; };
#if !defined(ENABLE_SM2_ARM64) && !defined(ENABLE_SM2_AMD64) #if !defined(ENABLE_SM2_ARM64)
void sm2_z256_modn_add(sm2_z256_t r, const sm2_z256_t a, const sm2_z256_t b) void sm2_z256_modn_add(sm2_z256_t r, const sm2_z256_t a, const sm2_z256_t b)
{ {
uint64_t c; uint64_t c;
@@ -868,7 +868,7 @@ const uint64_t *sm2_z256_order_minus_one(void) {
const uint64_t *SM2_Z256_MODN_MONT_ONE = SM2_Z256_NEG_N; const uint64_t *SM2_Z256_MODN_MONT_ONE = SM2_Z256_NEG_N;
#if !defined(ENABLE_SM2_ARM64) && !defined(ENABLE_SM2_AMD64) #if !defined(ENABLE_SM2_ARM64)
void sm2_z256_modn_mont_mul(sm2_z256_t r, const sm2_z256_t a, const sm2_z256_t b) void sm2_z256_modn_mont_mul(sm2_z256_t r, const sm2_z256_t a, const sm2_z256_t b)
{ {
sm2_z512_t z; sm2_z512_t z;
@@ -917,7 +917,7 @@ void sm2_z256_modn_mul(sm2_z256_t r, const sm2_z256_t a, const sm2_z256_t b)
sm2_z256_modn_from_mont(r, r); sm2_z256_modn_from_mont(r, r);
} }
#if !defined(ENABLE_SM2_ARM64) && !defined(ENABLE_SM2_AMD64) #if !defined(ENABLE_SM2_ARM64)
void sm2_z256_modn_mont_sqr(sm2_z256_t r, const sm2_z256_t a) void sm2_z256_modn_mont_sqr(sm2_z256_t r, const sm2_z256_t a)
{ {
sm2_z256_modn_mont_mul(r, a, a); sm2_z256_modn_mont_mul(r, a, a);
@@ -1020,7 +1020,7 @@ void sm2_z256_modn_inv(sm2_z256_t r, const sm2_z256_t a)
} }
#if !defined(ENABLE_SM2_ARM64) && !defined(ENABLE_SM2_AMD64) #if !defined(ENABLE_SM2_ARM64)
// mont(mont(a), 1) = aR * 1 * R^-1 (mod n) = a (mod p) // mont(mont(a), 1) = aR * 1 * R^-1 (mod n) = a (mod p)
void sm2_z256_modn_from_mont(sm2_z256_t r, const sm2_z256_t a) void sm2_z256_modn_from_mont(sm2_z256_t r, const sm2_z256_t a)

7
src/sm2_z256_amd64.S
View File

@@ -345,7 +345,10 @@ func(sm2_z256_modp_neg):
.p2align 5 .p2align 5
func(sm2_z256_modp_to_mont): func(sm2_z256_modp_to_mont):
// FIXME: swap arg1 arg2 // swap(arg1, arg2)
movq %rdi, %rax
movq %rsi, %rdi
movq %rax, %rsi
leaq L$RR(%rip),%rdx leaq L$RR(%rip),%rdx
jmp L$mul_mont jmp L$mul_mont
@@ -637,7 +640,7 @@ __ecp_sm2z256_mul_montq:
.globl func(sm2_z256_modp_mont_sqr) .globl func(sm2_z256_modp_mont_sqr)
.p2align 5 .p2align 5
func(sm2_z256_modp_mont_mul): func(sm2_z256_modp_mont_sqr):
pushq %rbp pushq %rbp
pushq %rbx pushq %rbx
pushq %r12 pushq %r12