build for both GM104 and GM204

For the GTX 750 and new 970/980

also fix -a luffa parameter for 1.4.4 release

README.md

@@ -25,7 +25,7 @@ This project requires some libraries to be built :
 
 - Curl
 
-- pthreads
+- pthreads (in tree)
 
 You can download prebuilt .lib and dll on the [bitcointalk forum thread](https://bitcointalk.org/?topic=167229.0)
 

README.txt

@@ -1,5 +1,5 @@
 
-ccMiner release 1.4.3-tpruvot (Sep 10th 2014) - "Qubit and Doom"
+ccMiner release 1.4.4-tpruvot (Sep 27th 2014) - "GTX 750 & 900"
 ---------------------------------------------------------------
 
 ***************************************************************

ccminer.vcxproj

@@ -177,7 +177,7 @@ copy "$(CudaToolkitBinDir)\cudart32*.dll" "$(OutDir)"</Command>
     <CudaCompile>
       <PtxAsOptionV>true</PtxAsOptionV>
       <Keep>false</Keep>
-      <CodeGeneration>compute_50,sm_50</CodeGeneration>
+      <CodeGeneration>compute_50,sm_50;compute_50,sm_52</CodeGeneration>
       <Defines>
       </Defines>
     </CudaCompile>

cpu-miner.c

@@ -1105,6 +1105,7 @@ continue_scan:
 			break;
 
 		case ALGO_DOOM:
+		case ALGO_LUFFA_DOOM:
 			rc = scanhash_doom(thr_id, work.data, work.target,
 			                      max_nonce, &hashes_done);
 			break;