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Merge pull request #2234 from philsmd/master

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electrum 4/5: fix and speed up modulo code
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Jens Steube 2019-11-22 09:02:36 +01:00 committed by GitHub
commit 40da74ffc0
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 212 additions and 62 deletions
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137
OpenCL/m21700-pure.cl
View File

@ -428,21 +428,59 @@ KERNEL_FQ void m21700_hook23 (KERN_ATTR_TMPS_HOOKS_ESALT (electrum_tmp_t, electr
while (a[0] >= b[0]) while (a[0] >= b[0])
{ {
if (a[ 0] == b[ 0]) if (a[ 1] < b[ 1]) break; const u32 l1 = (a[ 0] < b[ 0]) << 0
if (a[ 1] == b[ 1]) if (a[ 2] < b[ 2]) break; | (a[ 1] < b[ 1]) << 1
if (a[ 2] == b[ 2]) if (a[ 3] < b[ 3]) break; | (a[ 2] < b[ 2]) << 2
if (a[ 3] == b[ 3]) if (a[ 4] < b[ 4]) break; | (a[ 3] < b[ 3]) << 3
if (a[ 4] == b[ 4]) if (a[ 5] < b[ 5]) break; | (a[ 4] < b[ 4]) << 4
if (a[ 5] == b[ 5]) if (a[ 6] < b[ 6]) break; | (a[ 5] < b[ 5]) << 5
if (a[ 6] == b[ 6]) if (a[ 7] < b[ 7]) break; | (a[ 6] < b[ 6]) << 6
if (a[ 7] == b[ 7]) if (a[ 8] < b[ 8]) break; | (a[ 7] < b[ 7]) << 7
if (a[ 8] == b[ 8]) if (a[ 9] < b[ 9]) break; | (a[ 8] < b[ 8]) << 8
if (a[ 9] == b[ 9]) if (a[10] < b[10]) break; | (a[ 9] < b[ 9]) << 9
if (a[10] == b[10]) if (a[11] < b[11]) break; | (a[10] < b[10]) << 10
if (a[11] == b[11]) if (a[12] < b[12]) break; | (a[11] < b[11]) << 11
if (a[12] == b[12]) if (a[13] < b[13]) break; | (a[12] < b[12]) << 12
if (a[13] == b[13]) if (a[14] < b[14]) break; | (a[13] < b[13]) << 13
if (a[14] == b[14]) if (a[15] < b[15]) break; | (a[14] < b[14]) << 14
| (a[15] < b[15]) << 15;
const u32 e1 = (a[ 0] == b[ 0]) << 0
| (a[ 1] == b[ 1]) << 1
| (a[ 2] == b[ 2]) << 2
| (a[ 3] == b[ 3]) << 3
| (a[ 4] == b[ 4]) << 4
| (a[ 5] == b[ 5]) << 5
| (a[ 6] == b[ 6]) << 6
| (a[ 7] == b[ 7]) << 7
| (a[ 8] == b[ 8]) << 8
| (a[ 9] == b[ 9]) << 9
| (a[10] == b[10]) << 10
| (a[11] == b[11]) << 11
| (a[12] == b[12]) << 12
| (a[13] == b[13]) << 13
| (a[14] == b[14]) << 14
| (a[15] == b[15]) << 15;
if (l1)
{
if (l1 & 0x0001) break;
if (l1 & 0x0002) if ((e1 & 0x0001) == 0x0001) break;
if (l1 & 0x0004) if ((e1 & 0x0003) == 0x0003) break;
if (l1 & 0x0008) if ((e1 & 0x0007) == 0x0007) break;
if (l1 & 0x0010) if ((e1 & 0x000f) == 0x000f) break;
if (l1 & 0x0020) if ((e1 & 0x001f) == 0x001f) break;
if (l1 & 0x0040) if ((e1 & 0x003f) == 0x003f) break;
if (l1 & 0x0080) if ((e1 & 0x007f) == 0x007f) break;
if (l1 & 0x0100) if ((e1 & 0x00ff) == 0x00ff) break;
if (l1 & 0x0200) if ((e1 & 0x01ff) == 0x01ff) break;
if (l1 & 0x0400) if ((e1 & 0x03ff) == 0x03ff) break;
if (l1 & 0x0800) if ((e1 & 0x07ff) == 0x07ff) break;
if (l1 & 0x1000) if ((e1 & 0x0fff) == 0x0fff) break;
if (l1 & 0x2000) if ((e1 & 0x1fff) == 0x1fff) break;
if (l1 & 0x4000) if ((e1 & 0x3fff) == 0x3fff) break;
if (l1 & 0x8000) if ((e1 & 0x7fff) == 0x7fff) break;
}
// r = x (copy it to have the original values for the subtraction) // r = x (copy it to have the original values for the subtraction)
@ -486,22 +524,59 @@ KERNEL_FQ void m21700_hook23 (KERN_ATTR_TMPS_HOOKS_ESALT (electrum_tmp_t, electr
// if (a >= r) a -= r; // if (a >= r) a -= r;
if (a[ 0] < r[ 0]) continue; const u32 l2 = (a[ 0] < r[ 0]) << 0
if (a[ 0] == r[ 0]) if (a[ 1] < r[ 1]) continue; | (a[ 1] < r[ 1]) << 1
if (a[ 1] == r[ 1]) if (a[ 2] < r[ 2]) continue; | (a[ 2] < r[ 2]) << 2
if (a[ 2] == r[ 2]) if (a[ 3] < r[ 3]) continue; | (a[ 3] < r[ 3]) << 3
if (a[ 3] == r[ 3]) if (a[ 4] < r[ 4]) continue; | (a[ 4] < r[ 4]) << 4
if (a[ 4] == r[ 4]) if (a[ 5] < r[ 5]) continue; | (a[ 5] < r[ 5]) << 5
if (a[ 5] == r[ 5]) if (a[ 6] < r[ 6]) continue; | (a[ 6] < r[ 6]) << 6
if (a[ 6] == r[ 6]) if (a[ 7] < r[ 7]) continue; | (a[ 7] < r[ 7]) << 7
if (a[ 7] == r[ 7]) if (a[ 8] < r[ 8]) continue; | (a[ 8] < r[ 8]) << 8
if (a[ 8] == r[ 8]) if (a[ 9] < r[ 9]) continue; | (a[ 9] < r[ 9]) << 9
if (a[ 9] == r[ 9]) if (a[10] < r[10]) continue; | (a[10] < r[10]) << 10
if (a[10] == r[10]) if (a[11] < r[11]) continue; | (a[11] < r[11]) << 11
if (a[11] == r[11]) if (a[12] < r[12]) continue; | (a[12] < r[12]) << 12
if (a[12] == r[12]) if (a[13] < r[13]) continue; | (a[13] < r[13]) << 13
if (a[13] == r[13]) if (a[14] < r[14]) continue; | (a[14] < r[14]) << 14
if (a[14] == r[14]) if (a[15] < r[15]) continue; | (a[15] < r[15]) << 15;
const u32 e2 = (a[ 0] == r[ 0]) << 0
| (a[ 1] == r[ 1]) << 1
| (a[ 2] == r[ 2]) << 2
| (a[ 3] == r[ 3]) << 3
| (a[ 4] == r[ 4]) << 4
| (a[ 5] == r[ 5]) << 5
| (a[ 6] == r[ 6]) << 6
| (a[ 7] == r[ 7]) << 7
| (a[ 8] == r[ 8]) << 8
| (a[ 9] == r[ 9]) << 9
| (a[10] == r[10]) << 10
| (a[11] == r[11]) << 11
| (a[12] == r[12]) << 12
| (a[13] == r[13]) << 13
| (a[14] == r[14]) << 14
| (a[15] == r[15]) << 15;
if (l2)
{
if (l2 & 0x0001) continue;
if (l2 & 0x0002) if ((e2 & 0x0001) == 0x0001) continue;
if (l2 & 0x0004) if ((e2 & 0x0003) == 0x0003) continue;
if (l2 & 0x0008) if ((e2 & 0x0007) == 0x0007) continue;
if (l2 & 0x0010) if ((e2 & 0x000f) == 0x000f) continue;
if (l2 & 0x0020) if ((e2 & 0x001f) == 0x001f) continue;
if (l2 & 0x0040) if ((e2 & 0x003f) == 0x003f) continue;
if (l2 & 0x0080) if ((e2 & 0x007f) == 0x007f) continue;
if (l2 & 0x0100) if ((e2 & 0x00ff) == 0x00ff) continue;
if (l2 & 0x0200) if ((e2 & 0x01ff) == 0x01ff) continue;
if (l2 & 0x0400) if ((e2 & 0x03ff) == 0x03ff) continue;
if (l2 & 0x0800) if ((e2 & 0x07ff) == 0x07ff) continue;
if (l2 & 0x1000) if ((e2 & 0x0fff) == 0x0fff) continue;
if (l2 & 0x2000) if ((e2 & 0x1fff) == 0x1fff) continue;
if (l2 & 0x4000) if ((e2 & 0x3fff) == 0x3fff) continue;
if (l2 & 0x8000) if ((e2 & 0x7fff) == 0x7fff) continue;
}
// substract (a -= r): // substract (a -= r):

137
OpenCL/m21800-pure.cl
View File

@ -416,21 +416,59 @@ KERNEL_FQ void m21800_hook23 (KERN_ATTR_TMPS_HOOKS (electrum_tmp_t, electrum_hoo
while (a[0] >= b[0]) while (a[0] >= b[0])
{ {
if (a[ 0] == b[ 0]) if (a[ 1] < b[ 1]) break; const u32 l1 = (a[ 0] < b[ 0]) << 0
if (a[ 1] == b[ 1]) if (a[ 2] < b[ 2]) break; | (a[ 1] < b[ 1]) << 1
if (a[ 2] == b[ 2]) if (a[ 3] < b[ 3]) break; | (a[ 2] < b[ 2]) << 2
if (a[ 3] == b[ 3]) if (a[ 4] < b[ 4]) break; | (a[ 3] < b[ 3]) << 3
if (a[ 4] == b[ 4]) if (a[ 5] < b[ 5]) break; | (a[ 4] < b[ 4]) << 4
if (a[ 5] == b[ 5]) if (a[ 6] < b[ 6]) break; | (a[ 5] < b[ 5]) << 5
if (a[ 6] == b[ 6]) if (a[ 7] < b[ 7]) break; | (a[ 6] < b[ 6]) << 6
if (a[ 7] == b[ 7]) if (a[ 8] < b[ 8]) break; | (a[ 7] < b[ 7]) << 7
if (a[ 8] == b[ 8]) if (a[ 9] < b[ 9]) break; | (a[ 8] < b[ 8]) << 8
if (a[ 9] == b[ 9]) if (a[10] < b[10]) break; | (a[ 9] < b[ 9]) << 9
if (a[10] == b[10]) if (a[11] < b[11]) break; | (a[10] < b[10]) << 10
if (a[11] == b[11]) if (a[12] < b[12]) break; | (a[11] < b[11]) << 11
if (a[12] == b[12]) if (a[13] < b[13]) break; | (a[12] < b[12]) << 12
if (a[13] == b[13]) if (a[14] < b[14]) break; | (a[13] < b[13]) << 13
if (a[14] == b[14]) if (a[15] < b[15]) break; | (a[14] < b[14]) << 14
| (a[15] < b[15]) << 15;
const u32 e1 = (a[ 0] == b[ 0]) << 0
| (a[ 1] == b[ 1]) << 1
| (a[ 2] == b[ 2]) << 2
| (a[ 3] == b[ 3]) << 3
| (a[ 4] == b[ 4]) << 4
| (a[ 5] == b[ 5]) << 5
| (a[ 6] == b[ 6]) << 6
| (a[ 7] == b[ 7]) << 7
| (a[ 8] == b[ 8]) << 8
| (a[ 9] == b[ 9]) << 9
| (a[10] == b[10]) << 10
| (a[11] == b[11]) << 11
| (a[12] == b[12]) << 12
| (a[13] == b[13]) << 13
| (a[14] == b[14]) << 14
| (a[15] == b[15]) << 15;
if (l1)
{
if (l1 & 0x0001) break;
if (l1 & 0x0002) if ((e1 & 0x0001) == 0x0001) break;
if (l1 & 0x0004) if ((e1 & 0x0003) == 0x0003) break;
if (l1 & 0x0008) if ((e1 & 0x0007) == 0x0007) break;
if (l1 & 0x0010) if ((e1 & 0x000f) == 0x000f) break;
if (l1 & 0x0020) if ((e1 & 0x001f) == 0x001f) break;
if (l1 & 0x0040) if ((e1 & 0x003f) == 0x003f) break;
if (l1 & 0x0080) if ((e1 & 0x007f) == 0x007f) break;
if (l1 & 0x0100) if ((e1 & 0x00ff) == 0x00ff) break;
if (l1 & 0x0200) if ((e1 & 0x01ff) == 0x01ff) break;
if (l1 & 0x0400) if ((e1 & 0x03ff) == 0x03ff) break;
if (l1 & 0x0800) if ((e1 & 0x07ff) == 0x07ff) break;
if (l1 & 0x1000) if ((e1 & 0x0fff) == 0x0fff) break;
if (l1 & 0x2000) if ((e1 & 0x1fff) == 0x1fff) break;
if (l1 & 0x4000) if ((e1 & 0x3fff) == 0x3fff) break;
if (l1 & 0x8000) if ((e1 & 0x7fff) == 0x7fff) break;
}
// r = x (copy it to have the original values for the subtraction) // r = x (copy it to have the original values for the subtraction)
@ -474,22 +512,59 @@ KERNEL_FQ void m21800_hook23 (KERN_ATTR_TMPS_HOOKS (electrum_tmp_t, electrum_hoo
// if (a >= r) a -= r; // if (a >= r) a -= r;
if (a[ 0] < r[ 0]) continue; const u32 l2 = (a[ 0] < r[ 0]) << 0
if (a[ 0] == r[ 0]) if (a[ 1] < r[ 1]) continue; | (a[ 1] < r[ 1]) << 1
if (a[ 1] == r[ 1]) if (a[ 2] < r[ 2]) continue; | (a[ 2] < r[ 2]) << 2
if (a[ 2] == r[ 2]) if (a[ 3] < r[ 3]) continue; | (a[ 3] < r[ 3]) << 3
if (a[ 3] == r[ 3]) if (a[ 4] < r[ 4]) continue; | (a[ 4] < r[ 4]) << 4
if (a[ 4] == r[ 4]) if (a[ 5] < r[ 5]) continue; | (a[ 5] < r[ 5]) << 5
if (a[ 5] == r[ 5]) if (a[ 6] < r[ 6]) continue; | (a[ 6] < r[ 6]) << 6
if (a[ 6] == r[ 6]) if (a[ 7] < r[ 7]) continue; | (a[ 7] < r[ 7]) << 7
if (a[ 7] == r[ 7]) if (a[ 8] < r[ 8]) continue; | (a[ 8] < r[ 8]) << 8
if (a[ 8] == r[ 8]) if (a[ 9] < r[ 9]) continue; | (a[ 9] < r[ 9]) << 9
if (a[ 9] == r[ 9]) if (a[10] < r[10]) continue; | (a[10] < r[10]) << 10
if (a[10] == r[10]) if (a[11] < r[11]) continue; | (a[11] < r[11]) << 11
if (a[11] == r[11]) if (a[12] < r[12]) continue; | (a[12] < r[12]) << 12
if (a[12] == r[12]) if (a[13] < r[13]) continue; | (a[13] < r[13]) << 13
if (a[13] == r[13]) if (a[14] < r[14]) continue; | (a[14] < r[14]) << 14
if (a[14] == r[14]) if (a[15] < r[15]) continue; | (a[15] < r[15]) << 15;
const u32 e2 = (a[ 0] == r[ 0]) << 0
| (a[ 1] == r[ 1]) << 1
| (a[ 2] == r[ 2]) << 2
| (a[ 3] == r[ 3]) << 3
| (a[ 4] == r[ 4]) << 4
| (a[ 5] == r[ 5]) << 5
| (a[ 6] == r[ 6]) << 6
| (a[ 7] == r[ 7]) << 7
| (a[ 8] == r[ 8]) << 8
| (a[ 9] == r[ 9]) << 9
| (a[10] == r[10]) << 10
| (a[11] == r[11]) << 11
| (a[12] == r[12]) << 12
| (a[13] == r[13]) << 13
| (a[14] == r[14]) << 14
| (a[15] == r[15]) << 15;
if (l2)
{
if (l2 & 0x0001) continue;
if (l2 & 0x0002) if ((e2 & 0x0001) == 0x0001) continue;
if (l2 & 0x0004) if ((e2 & 0x0003) == 0x0003) continue;
if (l2 & 0x0008) if ((e2 & 0x0007) == 0x0007) continue;
if (l2 & 0x0010) if ((e2 & 0x000f) == 0x000f) continue;
if (l2 & 0x0020) if ((e2 & 0x001f) == 0x001f) continue;
if (l2 & 0x0040) if ((e2 & 0x003f) == 0x003f) continue;
if (l2 & 0x0080) if ((e2 & 0x007f) == 0x007f) continue;
if (l2 & 0x0100) if ((e2 & 0x00ff) == 0x00ff) continue;
if (l2 & 0x0200) if ((e2 & 0x01ff) == 0x01ff) continue;
if (l2 & 0x0400) if ((e2 & 0x03ff) == 0x03ff) continue;
if (l2 & 0x0800) if ((e2 & 0x07ff) == 0x07ff) continue;
if (l2 & 0x1000) if ((e2 & 0x0fff) == 0x0fff) continue;
if (l2 & 0x2000) if ((e2 & 0x1fff) == 0x1fff) continue;
if (l2 & 0x4000) if ((e2 & 0x3fff) == 0x3fff) continue;
if (l2 & 0x8000) if ((e2 & 0x7fff) == 0x7fff) continue;
}
// substract (a -= r): // substract (a -= r):