Merge pull request #1087 from psychocrypt/topic-blockedStride3

AMD: option `mem_chunk`and new `strided_index`

1 files changed, 27 insertions, 5 deletions

diff --git a/xmrstak/backend/amd/jconf.cpp b/xmrstak/backend/amd/jconf.cpp
index f126342..22381e1 100644
--- a/xmrstak/backend/amd/jconf.cpp
+++ b/xmrstak/backend/amd/jconf.cpp
@@ -106,14 +106,15 @@ bool jconf::GetThreadConfig(size_t id, thd_cfg &cfg)
 	if(!oThdConf.IsObject())
 		return false;
 
-	const Value *idx, *intensity, *w_size, *aff, *stridedIndex;
+	const Value *idx, *intensity, *w_size, *aff, *stridedIndex, *memChunk;
 	idx = GetObjectMember(oThdConf, "index");
 	intensity = GetObjectMember(oThdConf, "intensity");
 	w_size = GetObjectMember(oThdConf, "worksize");
 	aff = GetObjectMember(oThdConf, "affine_to_cpu");
 	stridedIndex = GetObjectMember(oThdConf, "strided_index");
+	memChunk = GetObjectMember(oThdConf, "mem_chunk");
 
-	if(idx == nullptr || intensity == nullptr || w_size == nullptr || aff == nullptr || stridedIndex == nullptr)
+	if(idx == nullptr || intensity == nullptr || w_size == nullptr || aff == nullptr || stridedIndex == nullptr || memChunk == nullptr)
 		return false;
 
 	if(!idx->IsUint64() || !intensity->IsUint64() || !w_size->IsUint64())
@@ -122,13 +123,34 @@ bool jconf::GetThreadConfig(size_t id, thd_cfg &cfg)
 	if(!aff->IsUint64() && !aff->IsBool())
 		return false;
 
-	if(!stridedIndex->IsBool())
+	if(!stridedIndex->IsBool() && !stridedIndex->IsNumber())
+	{
+		printer::inst()->print_msg(L0, "ERROR: strided_index must be a bool or a number");
+		return false;
+	}
+
+	if(stridedIndex->IsBool())
+		cfg.stridedIndex = stridedIndex->GetBool() ? 1 : 0;
+	else
+		cfg.stridedIndex = (int)stridedIndex->GetInt64();
+
+	if(cfg.stridedIndex > 2)
+	{
+		printer::inst()->print_msg(L0, "ERROR: strided_index must be smaller than 2");
 		return false;
+	}
+
+	cfg.memChunk = (int)memChunk->GetInt64();
+
+	if(!idx->IsUint64() || cfg.memChunk > 18 )
+	{
+		printer::inst()->print_msg(L0, "ERROR: mem_chunk must be smaller than 18");
+		return false;
+	}
 
 	cfg.index = idx->GetUint64();
-	cfg.intensity = intensity->GetUint64();
 	cfg.w_size = w_size->GetUint64();
-	cfg.stridedIndex = stridedIndex->GetBool();
+	cfg.intensity = intensity->GetUint64();
 
 	if(aff->IsNumber())
 		cfg.cpu_aff = aff->GetInt64();