v3.7.10

algo/lyra2/lyra2h-4way.c

@@ -0,0 +1,128 @@
+#include "lyra2h-gate.h"
+
+#ifdef LYRA2H_4WAY
+
+#include <memory.h>
+#include <mm_malloc.h>
+#include "lyra2.h"
+#include "algo/blake/sph_blake.h"
+#include "algo/blake/blake-hash-4way.h"
+
+__thread uint64_t* lyra2h_4way_matrix;
+
+bool lyra2h_4way_thread_init()
+{
+ return ( lyra2h_4way_matrix = _mm_malloc( LYRA2H_MATRIX_SIZE, 64 ) );
+}
+
+static __thread blake256_4way_context l2h_4way_blake_mid;
+
+void lyra2h_4way_midstate( const void* input )
+{
+       blake256_4way_init( &l2h_4way_blake_mid );
+       blake256_4way( &l2h_4way_blake_mid, input, 64 );
+}
+
+void lyra2h_4way_hash( void *state, const void *input )
+{
+     uint32_t hash0[8] __attribute__ ((aligned (64)));
+     uint32_t hash1[8] __attribute__ ((aligned (64)));
+     uint32_t hash2[8] __attribute__ ((aligned (64)));
+     uint32_t hash3[8] __attribute__ ((aligned (64)));
+     uint32_t vhash[8*4] __attribute__ ((aligned (64)));
+     blake256_4way_context ctx_blake __attribute__ ((aligned (64)));
+
+     memcpy( &ctx_blake, &l2h_4way_blake_mid, sizeof l2h_4way_blake_mid );
+     blake256_4way( &ctx_blake, input + (64*4), 16 );
+     blake256_4way_close( &ctx_blake, vhash );
+
+     mm_deinterleave_4x32( hash0, hash1, hash2, hash3, vhash, 256 );
+
+     LYRA2Z( lyra2h_4way_matrix, hash0, 32, hash0, 32, hash0, 32, 16, 16, 16 );
+     LYRA2Z( lyra2h_4way_matrix, hash1, 32, hash1, 32, hash1, 32, 16, 16, 16 );
+     LYRA2Z( lyra2h_4way_matrix, hash2, 32, hash2, 32, hash2, 32, 16, 16, 16 );
+     LYRA2Z( lyra2h_4way_matrix, hash3, 32, hash3, 32, hash3, 32, 16, 16, 16 );
+
+     memcpy( state,    hash0, 32 );
+     memcpy( state+32, hash1, 32 );
+     memcpy( state+64, hash2, 32 );
+     memcpy( state+96, hash3, 32 );
+}
+
+int scanhash_lyra2h_4way( int thr_id, struct work *work, uint32_t max_nonce,
+                          uint64_t *hashes_done )
+{
+   uint32_t hash[8*4] __attribute__ ((aligned (64)));
+   uint32_t vdata[20*4] __attribute__ ((aligned (64)));
+   uint32_t _ALIGN(64) edata[20];
+   uint32_t *pdata = work->data;
+   uint32_t *ptarget = work->target;
+   const uint32_t Htarg = ptarget[7];
+   const uint32_t first_nonce = pdata[19];
+   uint32_t n = first_nonce;
+   uint32_t *nonces = work->nonces;
+   bool *found = work->nfound;
+   int num_found = 0;
+   uint32_t *noncep0 = vdata + 76; // 19*4
+   uint32_t *noncep1 = vdata + 77;
+   uint32_t *noncep2 = vdata + 78;
+   uint32_t *noncep3 = vdata + 79;
+
+   if ( opt_benchmark )
+      ptarget[7] = 0x0000ff;
+
+   for ( int i=0; i < 19; i++ )
+      be32enc( &edata[i], pdata[i] );
+
+   mm_interleave_4x32( vdata, edata, edata, edata, edata, 640 );
+
+   lyra2h_4way_midstate( vdata );
+
+   do {
+      found[0] = found[1] = found[2] = found[3] = false;
+      be32enc( noncep0, n   );
+      be32enc( noncep1, n+1 );
+      be32enc( noncep2, n+2 );
+      be32enc( noncep3, n+3 );
+
+      be32enc( &edata[19], n );
+      lyra2h_4way_hash( hash, vdata );
+
+      if ( hash[7] <= Htarg && fulltest( hash, ptarget ) )
+      {
+          found[0] = true;
+          num_found++;
+          nonces[0] = pdata[19] = n;
+          work_set_target_ratio( work, hash );
+      }
+      if ( (hash+8)[7] <= Htarg && fulltest( hash+8, ptarget ) )
+      {
+          found[1] = true;
+          num_found++;
+          nonces[1] = n+1;
+          work_set_target_ratio( work, hash+8 );
+      }
+      if ( (hash+16)[7] <= Htarg && fulltest( hash+16, ptarget ) )
+      {
+          found[2] = true;
+          num_found++;
+          nonces[2] = n+2;
+          work_set_target_ratio( work, hash+16 );
+      }
+      if ( (hash+24)[7] <= Htarg && fulltest( hash+24, ptarget ) )
+      {
+          found[3] = true;
+          num_found++;
+          nonces[3] = n+3;
+          work_set_target_ratio( work, hash+24 );
+      }
+      n += 4;
+   } while ( (num_found == 0) && (n < max_nonce-4)
+                   && !work_restart[thr_id].restart);
+
+   *hashes_done = n - first_nonce + 1;
+   return num_found;
+}
+
+#endif
+

algo/lyra2/lyra2h-gate.c

@@ -0,0 +1,25 @@
+#include "lyra2h-gate.h"
+#include "lyra2.h"
+
+void lyra2h_set_target( struct work* work, double job_diff )
+{
+ work_set_target( work, job_diff / (256.0 * opt_diff_factor) );
+}
+
+bool register_lyra2h_algo( algo_gate_t* gate )
+{
+#ifdef LYRA2H_4WAY
+  gate->miner_thread_init = (void*)&lyra2h_4way_thread_init;
+  gate->scanhash   = (void*)&scanhash_lyra2h_4way;
+  gate->hash       = (void*)&lyra2h_4way_hash;
+#else
+  gate->miner_thread_init = (void*)&lyra2h_thread_init;
+  gate->scanhash   = (void*)&scanhash_lyra2h;
+  gate->hash       = (void*)&lyra2h_hash;
+#endif
+  gate->optimizations = AVX_OPT | AVX2_OPT | FOUR_WAY_OPT;
+  gate->get_max64  = (void*)&get_max64_0xffffLL;
+  gate->set_target = (void*)&lyra2h_set_target;
+  return true;
+};
+

algo/lyra2/lyra2h-gate.h

@@ -0,0 +1,32 @@
+#ifndef LYRA2H_GATE_H__
+#define LYRA2H_GATE_H__
+
+#include "algo-gate-api.h"
+#include <stdint.h>
+
+#if defined(HASH_4WAY)
+  #define LYRA2H_4WAY
+#endif
+
+#define LYRA2H_MATRIX_SIZE  BLOCK_LEN_INT64 * 16 * 16 * 8
+
+#if defined(LYRA2H_4WAY)
+
+void lyra2h_4way_hash( void *state, const void *input );
+
+int scanhash_lyra2h_4way( int thr_id, struct work *work, uint32_t max_nonce,
+                         uint64_t *hashes_done );
+
+bool lyra2h_4way_thread_init();
+
+#endif
+
+void lyra2h_hash( void *state, const void *input );
+
+int scanhash_lyra2h( int thr_id, struct work *work, uint32_t max_nonce,
+                    uint64_t *hashes_done );
+
+bool lyra2h_thread_init();
+
+#endif
+

algo/lyra2/lyra2h.c

@@ -1,6 +1,6 @@
+#include "lyra2h-gate.h"
 #include <memory.h>
 #include <mm_malloc.h>
-#include "algo-gate-api.h"
 #include "lyra2.h"
 #include "algo/blake/sph_blake.h"
 
@@ -8,8 +8,7 @@ __thread uint64_t* lyra2h_matrix;
 
 bool lyra2h_thread_init()
 {
-   const int i = 16 * 16 * 96;
-   lyra2h_matrix = _mm_malloc( i, 64 );
+   lyra2h_matrix = _mm_malloc( LYRA2H_MATRIX_SIZE, 64 );
    return lyra2h_matrix;
 }
 
@@ -74,20 +73,3 @@ int scanhash_lyra2h( int thr_id, struct work *work, uint32_t max_nonce,
 	*hashes_done = pdata[19] - first_nonce + 1;
 	return 0;
 }
-
-void lyra2h_set_target( struct work* work, double job_diff )
-{
- work_set_target( work, job_diff / (256.0 * opt_diff_factor) );
-}
-
-bool register_lyra2h_algo( algo_gate_t* gate )
-{
-  gate->optimizations = AVX_OPT | AVX2_OPT;
-  gate->miner_thread_init = (void*)&lyra2h_thread_init;
-  gate->scanhash   = (void*)&scanhash_lyra2h;
-  gate->hash       = (void*)&lyra2h_hash;
-  gate->get_max64  = (void*)&get_max64_0xffffLL;
-  gate->set_target = (void*)&lyra2h_set_target;
-  return true;
-};
-

algo/lyra2/lyra2re.c

@@ -106,6 +106,7 @@ int scanhash_lyra2re(int thr_id, struct work *work,
                    {
 			pdata[19] = nonce;
 			*hashes_done = pdata[19] - first_nonce;
+                        work_set_target_ratio( work, hash );
 			return 1;
                    }
 		}

algo/lyra2/lyra2rev2-4way.c

@@ -0,0 +1,177 @@
+#include "lyra2rev2-gate.h"
+#include <memory.h>
+
+#ifdef __AVX2__	
+
+#include "algo/blake/blake-hash-4way.h"
+#include "algo/keccak/keccak-hash-4way.h"
+#include "algo/skein/skein-hash-4way.h"
+#include "algo/bmw/bmw-hash-4way.h"
+
+#include "algo/cubehash/sph_cubehash.h"
+#include "algo/bmw/sph_bmw.h"
+#include "algo/cubehash/sse2/cubehash_sse2.h" 
+
+typedef struct {
+   blake256_4way_context     blake;
+   keccak256_4way_context    keccak;
+   cubehashParam             cube;
+   skein256_4way_context     skein;
+        sph_bmw256_context       bmw;
+
+} lyra2v2_4way_ctx_holder;
+
+static lyra2v2_4way_ctx_holder l2v2_4way_ctx;
+
+void init_lyra2rev2_4way_ctx()
+{
+//   blake256_4way_init( &l2v2_4way_ctx.blake );
+   keccak256_4way_init( &l2v2_4way_ctx.keccak );
+   cubehashInit( &l2v2_4way_ctx.cube, 256, 16, 32 );
+   skein256_4way_init( &l2v2_4way_ctx.skein );
+        sph_bmw256_init( &l2v2_4way_ctx.bmw );
+}
+
+void lyra2rev2_4way_hash( void *state, const void *input )
+{
+   uint32_t hash0[8] __attribute__ ((aligned (64)));
+   uint32_t hash1[8] __attribute__ ((aligned (32)));
+   uint32_t hash2[8] __attribute__ ((aligned (32)));
+   uint32_t hash3[8] __attribute__ ((aligned (32)));
+   uint32_t vhash[8*4] __attribute__ ((aligned (64)));
+   uint64_t vhash64[4*4] __attribute__ ((aligned (64)));
+   lyra2v2_4way_ctx_holder ctx __attribute__ ((aligned (64))); 
+   memcpy( &ctx, &l2v2_4way_ctx, sizeof(l2v2_4way_ctx) );
+
+   blake256_4way( &ctx.blake, input + (64<<2), 16 );
+//   blake256_4way( &ctx.blake, input, 80 );
+   blake256_4way_close( &ctx.blake, vhash );
+
+   mm256_reinterleave_4x64( vhash64, vhash, 256 );
+   keccak256_4way( &ctx.keccak, vhash64, 32 );
+   keccak256_4way_close( &ctx.keccak, vhash64 );
+   mm256_deinterleave_4x64( hash0, hash1, hash2, hash3, vhash64, 256 );
+
+   cubehashUpdateDigest( &ctx.cube, (byte*) hash0, (const byte*) hash0, 32 );
+   memcpy( &ctx.cube, &l2v2_4way_ctx.cube, sizeof ctx.cube );
+   cubehashUpdateDigest( &ctx.cube, (byte*) hash1, (const byte*) hash1, 32 );
+   memcpy( &ctx.cube, &l2v2_4way_ctx.cube, sizeof ctx.cube );
+   cubehashUpdateDigest( &ctx.cube, (byte*) hash2, (const byte*) hash2, 32 );
+   memcpy( &ctx.cube, &l2v2_4way_ctx.cube, sizeof ctx.cube );
+   cubehashUpdateDigest( &ctx.cube, (byte*) hash3, (const byte*) hash3, 32 );
+
+   LYRA2REV2( l2v2_wholeMatrix, hash0, 32, hash0, 32, hash0, 32, 1, 4, 4 );
+   LYRA2REV2( l2v2_wholeMatrix, hash1, 32, hash1, 32, hash1, 32, 1, 4, 4 );
+   LYRA2REV2( l2v2_wholeMatrix, hash2, 32, hash2, 32, hash2, 32, 1, 4, 4 );
+   LYRA2REV2( l2v2_wholeMatrix, hash3, 32, hash3, 32, hash3, 32, 1, 4, 4 );
+
+   mm256_interleave_4x64( vhash64, hash0, hash1, hash2, hash3, 256 );
+   skein256_4way( &ctx.skein, vhash64, 32 );
+   skein256_4way_close( &ctx.skein, vhash64 );
+   mm256_deinterleave_4x64( hash0, hash1, hash2, hash3, vhash64, 256 );
+
+   memcpy( &ctx.cube, &l2v2_4way_ctx.cube, sizeof ctx.cube );
+   cubehashUpdateDigest( &ctx.cube, (byte*) hash0, (const byte*) hash0, 32 );
+   memcpy( &ctx.cube, &l2v2_4way_ctx.cube, sizeof ctx.cube );
+   cubehashUpdateDigest( &ctx.cube, (byte*) hash1, (const byte*) hash1, 32 );
+   memcpy( &ctx.cube, &l2v2_4way_ctx.cube, sizeof ctx.cube );
+   cubehashUpdateDigest( &ctx.cube, (byte*) hash2, (const byte*) hash2, 32 );
+   memcpy( &ctx.cube, &l2v2_4way_ctx.cube, sizeof ctx.cube );
+   cubehashUpdateDigest( &ctx.cube, (byte*) hash3, (const byte*) hash3, 32 );
+
+
+	sph_bmw256( &ctx.bmw, hash0, 32 );
+	sph_bmw256_close( &ctx.bmw, hash0 );
+        memcpy( &ctx.bmw, &l2v2_4way_ctx.bmw, sizeof ctx.bmw );
+        sph_bmw256( &ctx.bmw, hash1, 32 );
+        sph_bmw256_close( &ctx.bmw, hash1 );
+        memcpy( &ctx.bmw, &l2v2_4way_ctx.bmw, sizeof ctx.bmw );
+        sph_bmw256( &ctx.bmw, hash2, 32 );
+        sph_bmw256_close( &ctx.bmw, hash2 );
+        memcpy( &ctx.bmw, &l2v2_4way_ctx.bmw, sizeof ctx.bmw );
+        sph_bmw256( &ctx.bmw, hash3, 32 );
+        sph_bmw256_close( &ctx.bmw, hash3 );
+
+
+   memcpy( state,    hash0, 32 );
+   memcpy( state+32, hash1, 32 );
+   memcpy( state+64, hash2, 32 );
+   memcpy( state+96, hash3, 32 );
+}
+
+int scanhash_lyra2rev2_4way( int thr_id, struct work *work, uint32_t max_nonce,
+                             uint64_t *hashes_done )
+{
+   uint32_t hash[8*4] __attribute__ ((aligned (64)));
+   uint32_t vdata[20*4] __attribute__ ((aligned (64)));
+   uint32_t _ALIGN(64) edata[20];
+   uint32_t *pdata = work->data;
+   uint32_t *ptarget = work->target;
+   const uint32_t first_nonce = pdata[19];
+   uint32_t n = first_nonce;
+   const uint32_t Htarg = ptarget[7];
+   uint32_t *nonces = work->nonces;
+   bool *found = work->nfound;
+   int num_found = 0;
+   uint32_t *noncep0 = vdata + 76; // 19*4
+   uint32_t *noncep1 = vdata + 77;
+   uint32_t *noncep2 = vdata + 78;
+   uint32_t *noncep3 = vdata + 79;
+
+   if ( opt_benchmark )
+      ( (uint32_t*)ptarget )[7] = 0x0000ff;
+
+   swab32_array( edata, pdata, 20 );
+
+   mm_interleave_4x32( vdata, edata, edata, edata, edata, 640 );
+
+   blake256_4way_init( &l2v2_4way_ctx.blake );
+   blake256_4way( &l2v2_4way_ctx.blake, vdata, 64 );
+
+   do {
+      found[0] = found[1] = found[2] = found[3] = false;
+      be32enc( noncep0, n   );
+      be32enc( noncep1, n+1 );
+      be32enc( noncep2, n+2 );
+      be32enc( noncep3, n+3 );
+
+      lyra2rev2_4way_hash( hash, vdata );
+      pdata[19] = n;
+
+      if ( hash[7] <= Htarg && fulltest( hash, ptarget ) )
+      {
+          found[0] = true;
+          num_found++;
+          nonces[0] = pdata[19] = n;
+          work_set_target_ratio( work, hash );
+      }
+      if ( (hash+8)[7] <= Htarg && fulltest( hash+8, ptarget ) )
+      {
+          found[1] = true;
+          num_found++;
+          nonces[1] = n+1;
+          work_set_target_ratio( work, hash+8 );
+      }
+      if ( (hash+16)[7] <= Htarg && fulltest( hash+16, ptarget ) )
+      {
+          found[2] = true;
+          num_found++;
+          nonces[2] = n+2;
+          work_set_target_ratio( work, hash+16 );
+      }
+      if ( (hash+24)[7] <= Htarg && fulltest( hash+24, ptarget ) )
+      {
+          found[3] = true;
+          num_found++;
+          nonces[3] = n+3;
+          work_set_target_ratio( work, hash+24 );
+      }
+      n += 4;
+   } while ( (num_found == 0) && (n < max_nonce-4)
+                   && !work_restart[thr_id].restart);
+
+   *hashes_done = n - first_nonce + 1;
+   return num_found;
+}
+
+#endif

algo/lyra2/lyra2rev2-gate.c

@@ -0,0 +1,38 @@
+#include "lyra2rev2-gate.h"
+
+__thread uint64_t* l2v2_wholeMatrix;
+
+void lyra2rev2_set_target( struct work* work, double job_diff )
+{
+ work_set_target( work, job_diff / (256.0 * opt_diff_factor) );
+}
+
+bool lyra2rev2_thread_init()
+{
+   const int64_t ROW_LEN_INT64 = BLOCK_LEN_INT64 * 4; // nCols
+   const int64_t ROW_LEN_BYTES = ROW_LEN_INT64 * 8;
+
+   int i = (int64_t)ROW_LEN_BYTES * 4; // nRows;
+   l2v2_wholeMatrix = _mm_malloc( i, 64 );
+
+   return l2v2_wholeMatrix;
+}
+
+bool register_lyra2rev2_algo( algo_gate_t* gate )
+{
+#if defined (LYRA2REV2_4WAY)
+  init_lyra2rev2_4way_ctx();
+  gate->scanhash  = (void*)&scanhash_lyra2rev2_4way;
+  gate->hash      = (void*)&lyra2rev2_4way_hash;
+#else
+  init_lyra2rev2_ctx();
+  gate->scanhash  = (void*)&scanhash_lyra2rev2;
+  gate->hash      = (void*)&lyra2rev2_hash;
+#endif
+  gate->optimizations = SSE2_OPT | AES_OPT | AVX_OPT | AVX2_OPT | FOUR_WAY_OPT;
+  gate->miner_thread_init = (void*)&lyra2rev2_thread_init;
+  gate->set_target        = (void*)&lyra2rev2_set_target;
+  return true;
+};
+
+

algo/lyra2/lyra2rev2-gate.h

@@ -0,0 +1,35 @@
+#ifndef LYRA2REV2_GATE_H__
+#define LYRA2REV2_GATE_H__ 1
+
+#include "algo-gate-api.h"
+#include <stdint.h>
+#include "lyra2.h"
+
+#if defined(HASH_4WAY)
+  #define LYRA2REV2_4WAY
+#endif
+
+extern __thread uint64_t* l2v2_wholeMatrix;
+
+bool register_lyra2rev2_algo( algo_gate_t* gate );
+
+#if defined(LYRA2REV2_4WAY)
+
+void lyra2rev2_4way_hash( void *state, const void *input );
+
+int scanhash_lyra2rev2_4way( int thr_id, struct work *work, uint32_t max_nonce,
+                         uint64_t *hashes_done );
+
+void init_lyra2rev2_4way_ctx();
+
+#endif
+
+void lyra2rev2_hash( void *state, const void *input );
+
+int scanhash_lyra2rev2( int thr_id, struct work *work, uint32_t max_nonce,
+                    uint64_t *hashes_done );
+
+void init_lyra2rev2_ctx();
+
+#endif
+

algo/lyra2/lyra2rev2.c

@@ -1,20 +1,12 @@
+#include "lyra2rev2-gate.h"
 #include <memory.h>
-
-#include "algo-gate-api.h"
-
 #include "algo/blake/sph_blake.h"
 #include "algo/cubehash/sph_cubehash.h"
 #include "algo/keccak/sph_keccak.h"
 #include "algo/skein/sph_skein.h"
 #include "algo/bmw/sph_bmw.h"
 #include "algo/cubehash/sse2/cubehash_sse2.h" 
-#include "lyra2.h"
-#include "avxdefs.h"
-
-// This gets allocated when miner_thread starts up and is never freed.
-// It's not a leak because the only way to allocate it again is to exit
-// the thread and that only occurs when the entire program exits.
-__thread uint64_t* l2v2_wholeMatrix;
+//#include "lyra2.h"
 
 typedef struct {
         cubehashParam           cube1;
@@ -106,6 +98,7 @@ int scanhash_lyra2rev2(int thr_id, struct work *work,
                    if( fulltest(hash, ptarget) )
                    {
 			pdata[19] = nonce;
+                        work_set_target_ratio( work, hash );
 			*hashes_done = pdata[19] - first_nonce;
 		   	return 1;
 		   }
@@ -119,30 +112,3 @@ int scanhash_lyra2rev2(int thr_id, struct work *work,
 	return 0;
 }
 
-void lyra2rev2_set_target( struct work* work, double job_diff )
-{
- work_set_target( work, job_diff / (256.0 * opt_diff_factor) );
-}
-
-bool lyra2rev2_thread_init()
-{
-   const int64_t ROW_LEN_INT64 = BLOCK_LEN_INT64 * 4; // nCols
-   const int64_t ROW_LEN_BYTES = ROW_LEN_INT64 * 8;
-
-   int i = (int64_t)ROW_LEN_BYTES * 4; // nRows;
-   l2v2_wholeMatrix = _mm_malloc( i, 64 );
-
-   return l2v2_wholeMatrix;
-}
-
-bool register_lyra2rev2_algo( algo_gate_t* gate )
-{
-  init_lyra2rev2_ctx();
-  gate->optimizations = AVX_OPT | AVX2_OPT;
-  gate->miner_thread_init = (void*)&lyra2rev2_thread_init;
-  gate->scanhash          = (void*)&scanhash_lyra2rev2;
-  gate->hash              = (void*)&lyra2rev2_hash;
-  gate->set_target        = (void*)&lyra2rev2_set_target;
-  return true;
-};
-

algo/lyra2/lyra2z-4way.c

@@ -85,8 +85,8 @@ int scanhash_lyra2z_4way( int thr_id, struct work *work, uint32_t max_nonce,
       be32enc( noncep2, n+2 );
       be32enc( noncep3, n+3 );
 
-      be32enc( &edata[19], n );
       lyra2z_4way_hash( hash, vdata );
+      pdata[19] = n;
 
       if ( hash[7] <= Htarg && fulltest( hash, ptarget ) )
       {

algo/lyra2/lyra2z.c

@@ -82,41 +82,3 @@ int scanhash_lyra2z( int thr_id, struct work *work, uint32_t max_nonce,
 	return 0;
 }
 
-/*
-//int64_t get_max64_0xffffLL() { return 0xffffLL; };
-
-void lyra2z_set_target( struct work* work, double job_diff )
-{
- work_set_target( work, job_diff / (256.0 * opt_diff_factor) );
-}
-
-bool zcoin_get_work_height( struct work* work, struct stratum_ctx* sctx )
-{
-   work->height = sctx->bloc_height;
-   return false;
-}
-
-
-bool lyra2z_thread_init()
-{
-   const int64_t ROW_LEN_INT64 = BLOCK_LEN_INT64 * 8; // nCols
-   const int64_t ROW_LEN_BYTES = ROW_LEN_INT64 * 8;
-
-   int i = (int64_t)ROW_LEN_BYTES * 8; // nRows;
-   lyra2z_wholeMatrix = _mm_malloc( i, 64 );
-
-   return lyra2z_wholeMatrix;
-}
-
-bool register_lyra2z_algo( algo_gate_t* gate )
-{
-  gate->optimizations = SSE2_OPT | AES_OPT | AVX_OPT | AVX2_OPT;
-  gate->miner_thread_init = (void*)&lyra2z_thread_init;
-  gate->scanhash   = (void*)&scanhash_lyra2z;
-  gate->hash       = (void*)&lyra2z_hash;
-  gate->get_max64  = (void*)&get_max64_0xffffLL;
-  gate->set_target = (void*)&lyra2z_set_target;
-//  gate->prevent_dupes = (void*)&zcoin_get_work_height;
-  return true;
-};
-*/