Skip to content
Permalink

Comparing changes

This is a direct comparison between two commits made in this repository or its related repositories. View the default comparison for this range or learn more about diff comparisons.

Open a pull request

Create a new pull request by comparing changes across two branches. If you need to, you can also . Learn more about diff comparisons here.
base repository: bitcoin-core/secp256k1
Failed to load repositories. Confirm that selected base ref is valid, then try again.
Loading
base: fa86ffa415f0ab58c9da372099b1d62b14d611cc
Choose a base ref
..
head repository: bitcoin-core/secp256k1
Failed to load repositories. Confirm that selected head ref is valid, then try again.
Loading
compare: f7f0184ba1358cb8659607d2d0105628cb130e4f
Choose a head ref
Showing with 9 additions and 9 deletions.
  1. +9 −9 src/scalar_4x64_impl.h
18 changes: 9 additions & 9 deletions src/scalar_4x64_impl.h
View file
Original file line number Diff line number Diff line change
@@ -696,7 +696,7 @@ static void secp256k1_scalar_mul_512(uint64_t *l8, const secp256k1_scalar *a, co
/* (rax,rdx) = a0 * b0 */
"movq %%r15, %%rax\n"
"mulq %%r11\n"
/* Extract l0 */
/* Extract l8[0] */
"movq %%rax, 0(%%rsi)\n"
/* (r8,r9,r10) = (rdx) */
"movq %%rdx, %%r8\n"
@@ -714,7 +714,7 @@ static void secp256k1_scalar_mul_512(uint64_t *l8, const secp256k1_scalar *a, co
"addq %%rax, %%r8\n"
"adcq %%rdx, %%r9\n"
"adcq $0, %%r10\n"
/* Extract l1 */
/* Extract l8[1] */
"movq %%r8, 8(%%rsi)\n"
"xorq %%r8, %%r8\n"
/* (r9,r10,r8) += a0 * b2 */
@@ -735,7 +735,7 @@ static void secp256k1_scalar_mul_512(uint64_t *l8, const secp256k1_scalar *a, co
"addq %%rax, %%r9\n"
"adcq %%rdx, %%r10\n"
"adcq $0, %%r8\n"
/* Extract l2 */
/* Extract l8[2] */
"movq %%r9, 16(%%rsi)\n"
"xorq %%r9, %%r9\n"
/* (r10,r8,r9) += a0 * b3 */
@@ -764,7 +764,7 @@ static void secp256k1_scalar_mul_512(uint64_t *l8, const secp256k1_scalar *a, co
"addq %%rax, %%r10\n"
"adcq %%rdx, %%r8\n"
"adcq $0, %%r9\n"
/* Extract l3 */
/* Extract l8[3] */
"movq %%r10, 24(%%rsi)\n"
"xorq %%r10, %%r10\n"
/* (r8,r9,r10) += a1 * b3 */
@@ -785,7 +785,7 @@ static void secp256k1_scalar_mul_512(uint64_t *l8, const secp256k1_scalar *a, co
"addq %%rax, %%r8\n"
"adcq %%rdx, %%r9\n"
"adcq $0, %%r10\n"
/* Extract l4 */
/* Extract l8[4] */
"movq %%r8, 32(%%rsi)\n"
"xorq %%r8, %%r8\n"
/* (r9,r10,r8) += a2 * b3 */
@@ -800,16 +800,16 @@ static void secp256k1_scalar_mul_512(uint64_t *l8, const secp256k1_scalar *a, co
"addq %%rax, %%r9\n"
"adcq %%rdx, %%r10\n"
"adcq $0, %%r8\n"
/* Extract l5 */
/* Extract l8[5] */
"movq %%r9, 40(%%rsi)\n"
/* (r10,r8) += a3 * b3 */
"movq %%r15, %%rax\n"
"mulq %%r14\n"
"addq %%rax, %%r10\n"
"adcq %%rdx, %%r8\n"
/* Extract l6 */
/* Extract l8[6] */
"movq %%r10, 48(%%rsi)\n"
/* Extract l7 */
/* Extract l8[7] */
"movq %%r8, 56(%%rsi)\n"
: "+d"(pb)
: "S"(l8), "D"(a->d)
@@ -822,7 +822,7 @@ static void secp256k1_scalar_mul_512(uint64_t *l8, const secp256k1_scalar *a, co
uint64_t c0 = 0, c1 = 0;
uint32_t c2 = 0;

/* l[0..7] = a[0..3] * b[0..3]. */
/* l8[0..7] = a[0..3] * b[0..3]. */
muladd_fast(a->d[0], b->d[0]);
extract_fast(l8[0]);
muladd(a->d[0], b->d[1]);