From 76d74bdc0441d2a3274e3ff838168cd00dcf11eb Mon Sep 17 00:00:00 2001 From: Jens Steube Date: Mon, 18 Apr 2016 15:51:48 +0200 Subject: [PATCH] Cleanup -m 115xx kernels to latest standard --- OpenCL/m11500_a0.cl | 31 ++-- OpenCL/m11500_a1.cl | 437 ++++++++++++++++++++++++-------------------- OpenCL/m11500_a3.cl | 19 +- 3 files changed, 272 insertions(+), 215 deletions(-) diff --git a/OpenCL/m11500_a0.cl b/OpenCL/m11500_a0.cl index 8e9005c9e..112a550cf 100644 --- a/OpenCL/m11500_a0.cl +++ b/OpenCL/m11500_a0.cl @@ -7,7 +7,8 @@ #define _CRC32_ -#define NEW_SIMD_CODE +//incompatible because of branches +//#define NEW_SIMD_CODE #include "include/constants.h" #include "include/kernel_vendor.h" @@ -152,14 +153,12 @@ __kernel void m11500_m04 (__global pw_t *pws, __global kernel_rule_t *rules_buf, if (gid >= gid_max) return; u32 pw_buf0[4]; + u32 pw_buf1[4]; pw_buf0[0] = pws[gid].i[ 0]; pw_buf0[1] = pws[gid].i[ 1]; pw_buf0[2] = pws[gid].i[ 2]; pw_buf0[3] = pws[gid].i[ 3]; - - u32 pw_buf1[4]; - pw_buf1[0] = pws[gid].i[ 4]; pw_buf1[1] = pws[gid].i[ 5]; pw_buf1[2] = pws[gid].i[ 6]; @@ -168,7 +167,7 @@ __kernel void m11500_m04 (__global pw_t *pws, __global kernel_rule_t *rules_buf, const u32 pw_len = pws[gid].pw_len; /** - * digest + * salt */ const u32 iv = salt_bufs[salt_pos].salt_buf[0]; @@ -186,6 +185,10 @@ __kernel void m11500_m04 (__global pw_t *pws, __global kernel_rule_t *rules_buf, const u32x out_len = apply_rules_vect (pw_buf0, pw_buf1, pw_len, rules_buf, il_pos, w0, w1); + /** + * crc32 + */ + u32x w[16]; w[ 0] = w0[0]; @@ -205,7 +208,7 @@ __kernel void m11500_m04 (__global pw_t *pws, __global kernel_rule_t *rules_buf, w[14] = 0; w[15] = 0; - u32x a = crc32_VV (w, out_len, iv); + u32x a = crc32 (w, out_len, iv); u32x b = 0; u32x c = 0; u32x d = 0; @@ -239,14 +242,12 @@ __kernel void m11500_s04 (__global pw_t *pws, __global kernel_rule_t *rules_buf, if (gid >= gid_max) return; u32 pw_buf0[4]; + u32 pw_buf1[4]; pw_buf0[0] = pws[gid].i[ 0]; pw_buf0[1] = pws[gid].i[ 1]; pw_buf0[2] = pws[gid].i[ 2]; pw_buf0[3] = pws[gid].i[ 3]; - - u32 pw_buf1[4]; - pw_buf1[0] = pws[gid].i[ 4]; pw_buf1[1] = pws[gid].i[ 5]; pw_buf1[2] = pws[gid].i[ 6]; @@ -255,11 +256,15 @@ __kernel void m11500_s04 (__global pw_t *pws, __global kernel_rule_t *rules_buf, const u32 pw_len = pws[gid].pw_len; /** - * digest + * salt */ const u32 iv = salt_bufs[salt_pos].salt_buf[0]; + /** + * digest + */ + const u32 search[4] = { digests_buf[digests_offset].digest_buf[DGST_R0], @@ -281,6 +286,10 @@ __kernel void m11500_s04 (__global pw_t *pws, __global kernel_rule_t *rules_buf, const u32x out_len = apply_rules_vect (pw_buf0, pw_buf1, pw_len, rules_buf, il_pos, w0, w1); + /** + * crc32 + */ + u32x w[16]; w[ 0] = w0[0]; @@ -300,7 +309,7 @@ __kernel void m11500_s04 (__global pw_t *pws, __global kernel_rule_t *rules_buf, w[14] = 0; w[15] = 0; - u32x a = crc32_VV (w, out_len, iv); + u32x a = crc32 (w, out_len, iv); u32x b = 0; u32x c = 0; u32x d = 0; diff --git a/OpenCL/m11500_a1.cl b/OpenCL/m11500_a1.cl index 2c7f2e2b1..cb23ab8a7 100644 --- a/OpenCL/m11500_a1.cl +++ b/OpenCL/m11500_a1.cl @@ -5,6 +5,9 @@ #define _CRC32_ +//incompatible because of branches +//#define NEW_SIMD_CODE + #include "include/constants.h" #include "include/kernel_vendor.h" @@ -16,9 +19,7 @@ #include "include/kernel_functions.c" #include "OpenCL/types_ocl.c" #include "OpenCL/common.c" - -#define COMPARE_S "OpenCL/check_single_comp4.c" -#define COMPARE_M "OpenCL/check_multi_comp4.c" +#include "OpenCL/simd.c" __constant u32 crc32tab[0x100] = { @@ -88,22 +89,32 @@ __constant u32 crc32tab[0x100] = 0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d }; -static u32 round_crc32 (u32 a, const u32 v) +static u32x round_crc32 (u32x a, const u32x v) { - const u32 k = (a ^ v) & 0xff; - - const u32 s = a >> 8; - - a = crc32tab[k]; + const u32x k = (a ^ v) & 0xff; + + const u32x s = a >> 8; + + #if VECT_SIZE == 1 + a = (u32x) crc32tab[k]; + #elif VECT_SIZE == 2 + a = (u32x) (crc32tab[k.s0], crc32tab[k.s1]); + #elif VECT_SIZE == 4 + a = (u32x) (crc32tab[k.s0], crc32tab[k.s1], crc32tab[k.s2], crc32tab[k.s3]); + #elif VECT_SIZE == 8 + a = (u32x) (crc32tab[k.s0], crc32tab[k.s1], crc32tab[k.s2], crc32tab[k.s3], crc32tab[k.s4], crc32tab[k.s5], crc32tab[k.s6], crc32tab[k.s7]); + #elif VECT_SIZE == 16 + a = (u32x) (crc32tab[k.s0], crc32tab[k.s1], crc32tab[k.s2], crc32tab[k.s3], crc32tab[k.s4], crc32tab[k.s5], crc32tab[k.s6], crc32tab[k.s7], crc32tab[k.s8], crc32tab[k.s9], crc32tab[k.sa], crc32tab[k.sb], crc32tab[k.sc], crc32tab[k.sd], crc32tab[k.se], crc32tab[k.sf]); + #endif a ^= s; return a; } -static u32 crc32 (const u32 w[16], const u32 pw_len, const u32 iv) +static u32x crc32 (const u32x w[16], const u32 pw_len, const u32 iv) { - u32 a = iv ^ ~0; + u32x a = iv ^ ~0; if (pw_len >= 1) a = round_crc32 (a, w[0] >> 0); if (pw_len >= 2) a = round_crc32 (a, w[0] >> 8); @@ -129,12 +140,6 @@ __kernel void m11500_m04 (__global pw_t *pws, __global kernel_rule_t *rules_buf, const u32 lid = get_local_id (0); - /** - * digest - */ - - const u32 iv = salt_bufs[salt_pos].salt_buf[0]; - /** * base */ @@ -143,112 +148,128 @@ __kernel void m11500_m04 (__global pw_t *pws, __global kernel_rule_t *rules_buf, if (gid >= gid_max) return; - u32 wordl0[4]; - - wordl0[0] = pws[gid].i[ 0]; - wordl0[1] = pws[gid].i[ 1]; - wordl0[2] = pws[gid].i[ 2]; - wordl0[3] = pws[gid].i[ 3]; - - u32 wordl1[4]; - - wordl1[0] = pws[gid].i[ 4]; - wordl1[1] = pws[gid].i[ 5]; - wordl1[2] = pws[gid].i[ 6]; - wordl1[3] = pws[gid].i[ 7]; - - u32 wordl2[4]; - - wordl2[0] = 0; - wordl2[1] = 0; - wordl2[2] = 0; - wordl2[3] = 0; + u32 pw_buf0[4]; + u32 pw_buf1[4]; - u32 wordl3[4]; - - wordl3[0] = 0; - wordl3[1] = 0; - wordl3[2] = 0; - wordl3[3] = 0; + pw_buf0[0] = pws[gid].i[0]; + pw_buf0[1] = pws[gid].i[1]; + pw_buf0[2] = pws[gid].i[2]; + pw_buf0[3] = pws[gid].i[3]; + pw_buf1[0] = pws[gid].i[4]; + pw_buf1[1] = pws[gid].i[5]; + pw_buf1[2] = pws[gid].i[6]; + pw_buf1[3] = pws[gid].i[7]; const u32 pw_l_len = pws[gid].pw_len; - if (combs_mode == COMBINATOR_MODE_BASE_RIGHT) - { - switch_buffer_by_offset_le (wordl0, wordl1, wordl2, wordl3, combs_buf[0].pw_len); - } + /** + * salt + */ + + const u32 iv = salt_bufs[salt_pos].salt_buf[0]; /** * loop */ - for (u32 il_pos = 0; il_pos < il_cnt; il_pos++) + for (u32 il_pos = 0; il_pos < il_cnt; il_pos += VECT_SIZE) { - const u32 pw_r_len = combs_buf[il_pos].pw_len; - - const u32 pw_len = pw_l_len + pw_r_len; - - u32 wordr0[4]; - - wordr0[0] = combs_buf[il_pos].i[0]; - wordr0[1] = combs_buf[il_pos].i[1]; - wordr0[2] = combs_buf[il_pos].i[2]; - wordr0[3] = combs_buf[il_pos].i[3]; - - u32 wordr1[4]; - - wordr1[0] = combs_buf[il_pos].i[4]; - wordr1[1] = combs_buf[il_pos].i[5]; - wordr1[2] = combs_buf[il_pos].i[6]; - wordr1[3] = combs_buf[il_pos].i[7]; - - u32 wordr2[4]; - - wordr2[0] = 0; - wordr2[1] = 0; - wordr2[2] = 0; - wordr2[3] = 0; - - u32 wordr3[4]; - - wordr3[0] = 0; - wordr3[1] = 0; - wordr3[2] = 0; - wordr3[3] = 0; + const u32x pw_r_len = pwlenx_create_combt (combs_buf, il_pos); + + const u32x pw_len = pw_l_len + pw_r_len; + + /** + * concat password candidate + */ + + u32x wordl0[4] = { 0 }; + u32x wordl1[4] = { 0 }; + u32x wordl2[4] = { 0 }; + u32x wordl3[4] = { 0 }; + + wordl0[0] = pw_buf0[0]; + wordl0[1] = pw_buf0[1]; + wordl0[2] = pw_buf0[2]; + wordl0[3] = pw_buf0[3]; + wordl1[0] = pw_buf1[0]; + wordl1[1] = pw_buf1[1]; + wordl1[2] = pw_buf1[2]; + wordl1[3] = pw_buf1[3]; + + u32x wordr0[4] = { 0 }; + u32x wordr1[4] = { 0 }; + u32x wordr2[4] = { 0 }; + u32x wordr3[4] = { 0 }; + + wordr0[0] = ix_create_combt (combs_buf, il_pos, 0); + wordr0[1] = ix_create_combt (combs_buf, il_pos, 1); + wordr0[2] = ix_create_combt (combs_buf, il_pos, 2); + wordr0[3] = ix_create_combt (combs_buf, il_pos, 3); + wordr1[0] = ix_create_combt (combs_buf, il_pos, 4); + wordr1[1] = ix_create_combt (combs_buf, il_pos, 5); + wordr1[2] = ix_create_combt (combs_buf, il_pos, 6); + wordr1[3] = ix_create_combt (combs_buf, il_pos, 7); if (combs_mode == COMBINATOR_MODE_BASE_LEFT) { - switch_buffer_by_offset_le (wordr0, wordr1, wordr2, wordr3, pw_l_len); + switch_buffer_by_offset_le_VV (wordr0, wordr1, wordr2, wordr3, pw_l_len); + } + else + { + switch_buffer_by_offset_le_VV (wordl0, wordl1, wordl2, wordl3, pw_r_len); } - u32 w_t[16]; - - w_t[ 0] = wordl0[0] | wordr0[0]; - w_t[ 1] = wordl0[1] | wordr0[1]; - w_t[ 2] = wordl0[2] | wordr0[2]; - w_t[ 3] = wordl0[3] | wordr0[3]; - w_t[ 4] = wordl1[0] | wordr1[0]; - w_t[ 5] = wordl1[1] | wordr1[1]; - w_t[ 6] = wordl1[2] | wordr1[2]; - w_t[ 7] = wordl1[3] | wordr1[3]; - w_t[ 8] = wordl2[0] | wordr2[0]; - w_t[ 9] = wordl2[1] | wordr2[1]; - w_t[10] = wordl2[2] | wordr2[2]; - w_t[11] = wordl2[3] | wordr2[3]; - w_t[12] = wordl3[0] | wordr3[0]; - w_t[13] = wordl3[1] | wordr3[1]; - w_t[14] = wordl3[2] | wordr3[2]; - w_t[15] = 0; - - u32 a = crc32 (w_t, pw_len, iv); - u32 b = 0; - - const u32 r0 = a; - const u32 r1 = b; - const u32 r2 = 0; - const u32 r3 = 0; - - #include COMPARE_M + u32x w0[4]; + u32x w1[4]; + u32x w2[4]; + u32x w3[4]; + + w0[0] = wordl0[0] | wordr0[0]; + w0[1] = wordl0[1] | wordr0[1]; + w0[2] = wordl0[2] | wordr0[2]; + w0[3] = wordl0[3] | wordr0[3]; + w1[0] = wordl1[0] | wordr1[0]; + w1[1] = wordl1[1] | wordr1[1]; + w1[2] = wordl1[2] | wordr1[2]; + w1[3] = wordl1[3] | wordr1[3]; + w2[0] = wordl2[0] | wordr2[0]; + w2[1] = wordl2[1] | wordr2[1]; + w2[2] = wordl2[2] | wordr2[2]; + w2[3] = wordl2[3] | wordr2[3]; + w3[0] = wordl3[0] | wordr3[0]; + w3[1] = wordl3[1] | wordr3[1]; + w3[2] = wordl3[2] | wordr3[2]; + w3[3] = wordl3[3] | wordr3[3]; + + /** + * crc32 + */ + + u32x w[16]; + + w[ 0] = w0[0]; + w[ 1] = w0[1]; + w[ 2] = w0[2]; + w[ 3] = w0[3]; + w[ 4] = w1[0]; + w[ 5] = w1[1]; + w[ 6] = w1[2]; + w[ 7] = w1[3]; + w[ 8] = w2[0]; + w[ 9] = w2[1]; + w[10] = w2[2]; + w[11] = w2[3]; + w[12] = w3[0]; + w[13] = w3[1]; + w[14] = w3[2]; + w[15] = w3[3]; + + u32x a = crc32 (w, pw_len, iv); + u32x b = 0; + u32x c = 0; + u32x d = 0; + + COMPARE_M_SIMD (a, b, c, d); } } @@ -276,47 +297,30 @@ __kernel void m11500_s04 (__global pw_t *pws, __global kernel_rule_t *rules_buf, if (gid >= gid_max) return; - u32 wordl0[4]; - - wordl0[0] = pws[gid].i[ 0]; - wordl0[1] = pws[gid].i[ 1]; - wordl0[2] = pws[gid].i[ 2]; - wordl0[3] = pws[gid].i[ 3]; - - u32 wordl1[4]; - - wordl1[0] = pws[gid].i[ 4]; - wordl1[1] = pws[gid].i[ 5]; - wordl1[2] = pws[gid].i[ 6]; - wordl1[3] = pws[gid].i[ 7]; - - u32 wordl2[4]; + u32 pw_buf0[4]; + u32 pw_buf1[4]; - wordl2[0] = 0; - wordl2[1] = 0; - wordl2[2] = 0; - wordl2[3] = 0; - - u32 wordl3[4]; - - wordl3[0] = 0; - wordl3[1] = 0; - wordl3[2] = 0; - wordl3[3] = 0; + pw_buf0[0] = pws[gid].i[0]; + pw_buf0[1] = pws[gid].i[1]; + pw_buf0[2] = pws[gid].i[2]; + pw_buf0[3] = pws[gid].i[3]; + pw_buf1[0] = pws[gid].i[4]; + pw_buf1[1] = pws[gid].i[5]; + pw_buf1[2] = pws[gid].i[6]; + pw_buf1[3] = pws[gid].i[7]; const u32 pw_l_len = pws[gid].pw_len; - if (combs_mode == COMBINATOR_MODE_BASE_RIGHT) - { - switch_buffer_by_offset_le (wordl0, wordl1, wordl2, wordl3, combs_buf[0].pw_len); - } - /** - * digest + * salt */ const u32 iv = salt_bufs[salt_pos].salt_buf[0]; + /** + * digest + */ + const u32 search[4] = { digests_buf[digests_offset].digest_buf[DGST_R0], @@ -329,73 +333,104 @@ __kernel void m11500_s04 (__global pw_t *pws, __global kernel_rule_t *rules_buf, * loop */ - for (u32 il_pos = 0; il_pos < il_cnt; il_pos++) + for (u32 il_pos = 0; il_pos < il_cnt; il_pos += VECT_SIZE) { - const u32 pw_r_len = combs_buf[il_pos].pw_len; - - const u32 pw_len = pw_l_len + pw_r_len; - - u32 wordr0[4]; - - wordr0[0] = combs_buf[il_pos].i[0]; - wordr0[1] = combs_buf[il_pos].i[1]; - wordr0[2] = combs_buf[il_pos].i[2]; - wordr0[3] = combs_buf[il_pos].i[3]; - - u32 wordr1[4]; - - wordr1[0] = combs_buf[il_pos].i[4]; - wordr1[1] = combs_buf[il_pos].i[5]; - wordr1[2] = combs_buf[il_pos].i[6]; - wordr1[3] = combs_buf[il_pos].i[7]; - - u32 wordr2[4]; - - wordr2[0] = 0; - wordr2[1] = 0; - wordr2[2] = 0; - wordr2[3] = 0; - - u32 wordr3[4]; - - wordr3[0] = 0; - wordr3[1] = 0; - wordr3[2] = 0; - wordr3[3] = 0; + const u32x pw_r_len = pwlenx_create_combt (combs_buf, il_pos); + + const u32x pw_len = pw_l_len + pw_r_len; + + /** + * concat password candidate + */ + + u32x wordl0[4] = { 0 }; + u32x wordl1[4] = { 0 }; + u32x wordl2[4] = { 0 }; + u32x wordl3[4] = { 0 }; + + wordl0[0] = pw_buf0[0]; + wordl0[1] = pw_buf0[1]; + wordl0[2] = pw_buf0[2]; + wordl0[3] = pw_buf0[3]; + wordl1[0] = pw_buf1[0]; + wordl1[1] = pw_buf1[1]; + wordl1[2] = pw_buf1[2]; + wordl1[3] = pw_buf1[3]; + + u32x wordr0[4] = { 0 }; + u32x wordr1[4] = { 0 }; + u32x wordr2[4] = { 0 }; + u32x wordr3[4] = { 0 }; + + wordr0[0] = ix_create_combt (combs_buf, il_pos, 0); + wordr0[1] = ix_create_combt (combs_buf, il_pos, 1); + wordr0[2] = ix_create_combt (combs_buf, il_pos, 2); + wordr0[3] = ix_create_combt (combs_buf, il_pos, 3); + wordr1[0] = ix_create_combt (combs_buf, il_pos, 4); + wordr1[1] = ix_create_combt (combs_buf, il_pos, 5); + wordr1[2] = ix_create_combt (combs_buf, il_pos, 6); + wordr1[3] = ix_create_combt (combs_buf, il_pos, 7); if (combs_mode == COMBINATOR_MODE_BASE_LEFT) { - switch_buffer_by_offset_le (wordr0, wordr1, wordr2, wordr3, pw_l_len); + switch_buffer_by_offset_le_VV (wordr0, wordr1, wordr2, wordr3, pw_l_len); + } + else + { + switch_buffer_by_offset_le_VV (wordl0, wordl1, wordl2, wordl3, pw_r_len); } - u32 w_t[16]; - - w_t[ 0] = wordl0[0] | wordr0[0]; - w_t[ 1] = wordl0[1] | wordr0[1]; - w_t[ 2] = wordl0[2] | wordr0[2]; - w_t[ 3] = wordl0[3] | wordr0[3]; - w_t[ 4] = wordl1[0] | wordr1[0]; - w_t[ 5] = wordl1[1] | wordr1[1]; - w_t[ 6] = wordl1[2] | wordr1[2]; - w_t[ 7] = wordl1[3] | wordr1[3]; - w_t[ 8] = wordl2[0] | wordr2[0]; - w_t[ 9] = wordl2[1] | wordr2[1]; - w_t[10] = wordl2[2] | wordr2[2]; - w_t[11] = wordl2[3] | wordr2[3]; - w_t[12] = wordl3[0] | wordr3[0]; - w_t[13] = wordl3[1] | wordr3[1]; - w_t[14] = wordl3[2] | wordr3[2]; - w_t[15] = 0; - - u32 a = crc32 (w_t, pw_len, iv); - u32 b = 0; - - const u32 r0 = a; - const u32 r1 = b; - const u32 r2 = 0; - const u32 r3 = 0; - - #include COMPARE_S + u32x w0[4]; + u32x w1[4]; + u32x w2[4]; + u32x w3[4]; + + w0[0] = wordl0[0] | wordr0[0]; + w0[1] = wordl0[1] | wordr0[1]; + w0[2] = wordl0[2] | wordr0[2]; + w0[3] = wordl0[3] | wordr0[3]; + w1[0] = wordl1[0] | wordr1[0]; + w1[1] = wordl1[1] | wordr1[1]; + w1[2] = wordl1[2] | wordr1[2]; + w1[3] = wordl1[3] | wordr1[3]; + w2[0] = wordl2[0] | wordr2[0]; + w2[1] = wordl2[1] | wordr2[1]; + w2[2] = wordl2[2] | wordr2[2]; + w2[3] = wordl2[3] | wordr2[3]; + w3[0] = wordl3[0] | wordr3[0]; + w3[1] = wordl3[1] | wordr3[1]; + w3[2] = wordl3[2] | wordr3[2]; + w3[3] = wordl3[3] | wordr3[3]; + + /** + * crc32 + */ + + u32x w[16]; + + w[ 0] = w0[0]; + w[ 1] = w0[1]; + w[ 2] = w0[2]; + w[ 3] = w0[3]; + w[ 4] = w1[0]; + w[ 5] = w1[1]; + w[ 6] = w1[2]; + w[ 7] = w1[3]; + w[ 8] = w2[0]; + w[ 9] = w2[1]; + w[10] = w2[2]; + w[11] = w2[3]; + w[12] = w3[0]; + w[13] = w3[1]; + w[14] = w3[2]; + w[15] = w3[3]; + + u32x a = crc32 (w, pw_len, iv); + u32x b = 0; + u32x c = 0; + u32x d = 0; + + COMPARE_S_SIMD (a, b, c, d); } } diff --git a/OpenCL/m11500_a3.cl b/OpenCL/m11500_a3.cl index 4b04f0d99..63f97bb9f 100644 --- a/OpenCL/m11500_a3.cl +++ b/OpenCL/m11500_a3.cl @@ -7,7 +7,8 @@ #define _CRC32_ -#define NEW_SIMD_CODE +//incompatible because of branches +//#define NEW_SIMD_CODE #include "include/constants.h" #include "include/kernel_vendor.h" @@ -143,7 +144,7 @@ static void m11500m (u32 w[16], const u32 pw_len, __global pw_t *pws, __global k const u32 lid = get_local_id (0); /** - * digest + * salt */ const u32 iv = salt_bufs[salt_pos].salt_buf[0]; @@ -160,6 +161,10 @@ static void m11500m (u32 w[16], const u32 pw_len, __global pw_t *pws, __global k const u32x w0 = w0l | w0r; + /** + * crc32 + */ + u32x w_t[16]; w_t[ 0] = w0; @@ -198,11 +203,15 @@ static void m11500s (u32 w[16], const u32 pw_len, __global pw_t *pws, __global k const u32 lid = get_local_id (0); /** - * digest + * salt */ const u32 iv = salt_bufs[salt_pos].salt_buf[0]; + /** + * digest + */ + const u32 search[4] = { digests_buf[digests_offset].digest_buf[DGST_R0], @@ -223,6 +232,10 @@ static void m11500s (u32 w[16], const u32 pw_len, __global pw_t *pws, __global k const u32x w0 = w0l | w0r; + /** + * crc32 + */ + u32x w_t[16]; w_t[ 0] = w0;