add launchKernelUpdateX

Author: Yanyu000

check/TestPdlp.cpp

@@ -352,10 +352,10 @@ TEST_CASE("hi-pdlp", "[pdlp]") {
   h.setOptionValue("kkt_tolerance", kkt_tolerance);
   h.setOptionValue("presolve", "off");
 
-  HighsInt pdlp_features_off = //0
-      // kPdlpScalingOff +
-      // kPdlpRestartOff
-      kPdlpAdaptiveStepSizeOff
+  HighsInt pdlp_features_off = 0 +
+       kPdlpScalingOff +
+       kPdlpRestartOff +
+       kPdlpAdaptiveStepSizeOff
       ;
   h.setOptionValue("pdlp_features_off", pdlp_features_off);
 

check/instances/2times2.mps

@@ -0,0 +1,21 @@
+NAME:     DEBUG_2X2
+
+NAME          DEBUG_2X2
+ROWS
+N  OBJ
+L  R1
+G  R2
+COLUMNS
+x1        OBJ       2.0
+x1        R1        1.0
+x1        R2        3.0
+x2        OBJ       3.0
+x2        R1        2.0
+x2        R2        1.0
+RHS
+RHS1      R1        10.0
+RHS1      R2        5.0
+BOUNDS
+LO BND1      x1        0.0
+LO BND1      x2        0.0
+ENDATA

check/instances/2times3.mps

@@ -0,0 +1,21 @@
+NAME          DEBUG_2X3
+ROWS
+N  OBJ
+L  R1
+G  R2
+COLUMNS
+x1        OBJ       1.0
+x1        R1        1.0
+x1        R2        2.0
+x2        OBJ       2.0
+x2        R1        1.0
+x3        OBJ       3.0
+x3        R2        1.0
+RHS
+RHS1      R1        20.0
+RHS1      R2        10.0
+BOUNDS
+LO BND1      x1        0.0
+LO BND1      x2        0.0
+LO BND1      x3        0.0
+ENDATA

check/instances/3times2.mps

@@ -0,0 +1,23 @@
+NAME          DEBUG_3X2
+ROWS
+N  OBJ
+L  R1
+G  R2
+L  R3
+COLUMNS
+x1        OBJ       4.0
+x1        R1        1.0
+x1        R2        2.0
+x1        R3        1.0
+x2        OBJ       1.0
+x2        R1        5.0
+x2        R2        1.0
+x2        R3        1.0
+RHS
+RHS1      R1        50.0
+RHS1      R2        15.0
+RHS1      R3        30.0
+BOUNDS
+LO BND1      x1        0.0
+LO BND1      x2        0.0
+ENDATA

highs/pdlp/cupdlp/cuda/CMakeLists.txt

@@ -5,6 +5,7 @@ add_library(cudalin SHARED
        ${CUPDLP_INCLUDE_DIR}/cuda/cupdlp_cuda_kernels.cuh
        ${CUPDLP_INCLUDE_DIR}/cuda/cupdlp_cudalinalg.cuh
        ${CUPDLP_INCLUDE_DIR}/cuda/cupdlp_cudalinalg.cu
+       ../../hipdlp/pdhg.cu  
 )
 set_target_properties(cudalin PROPERTIES CUDA_SEPARABLE_COMPILATION ON)
 
@@ -34,3 +35,7 @@ target_link_libraries(testcudalin PRIVATE cudalin ${CUDA_LIBRARY})
 set_target_properties(testcublas PROPERTIES CUDA_SEPARABLE_COMPILATION ON)
 target_link_libraries(testcublas PRIVATE cudalin ${CUDA_LIBRARY})
 
+target_include_directories(cudalin PUBLIC 
+    "$<BUILD_INTERFACE:${CMAKE_CUDA_PATH}/include>"
+    "$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/../../hipdlp>"  # Add this for pdhg_kernels.hpp
+)

highs/pdlp/hipdlp/Meld

@@ -5,8 +5,10 @@ meld logger.hpp $CU_PDLP_CPP_ROOT/include/logger.hpp
 meld logger.cc $CU_PDLP_CPP_ROOT/src/logger.cc
 meld pdhg.hpp $CU_PDLP_CPP_ROOT/include/pdhg.hpp
 meld pdhg.cc $CU_PDLP_CPP_ROOT/src/pdhg.cc
+meld pdhg.cu $CU_PDLP_CPP_ROOT/src/pdhg.cu
 meld restart.hpp $CU_PDLP_CPP_ROOT/include/restart.hpp
 meld restart.cc $CU_PDLP_CPP_ROOT/src/restart.cc
 meld scaling.hpp $CU_PDLP_CPP_ROOT/include/scaling.hpp
 meld scaling.cc $CU_PDLP_CPP_ROOT/src/scaling.cc
-meld solver_results.hpp $CU_PDLP_CPP_ROOT/include/solver_results.hpp
+meld solver_results.hpp $CU_PDLP_CPP_ROOT/include/solver_results.hpp
+meld pdhg_kernels.h $CU_PDLP_CPP_ROOT/src/pdhg_kernels.h