added knc compilation

2014-02-20 13:22:21 +01:00
parent 93849370b1
commit 0c0655c0f2
4 changed files with 95 additions and 37 deletions
--- a/examples/portable/common_ptx.mk
+++ b/examples/portable/common_ptx.mk
@@ -0,0 +1,129 @@
+NVCC_SRC=../../util/nvcc_helpers.cu
+NVCC_OBJS=objs_ptx/nvcc_helpers_nvcc.o
+#
+CXX=g++ -ffast-math
+CXXFLAGS=-O3 -I$(CUDATK)/include -Iobjs_ptx/ -D_CUDA_ -I../../util -I../../
+#
+NVCC=nvcc
+NVCC_FLAGS+=-O3 -arch=sm_35 -D_CUDA_ -I../../util -Xptxas=-v -Iobjs_ptx/
+ifdef PTXCC_REGMAX
+  NVCC_FLAGS += --maxrregcount=$(PTXCC_REGMAX)
+endif
+NVCC_FLAGS+=--use_fast_math
+#
+LD=nvcc
+LDFLAGS=-lcudart -lcudadevrt -arch=sm_35
+#
+PTXCC=$(ISPC_HOME)/ptxtools/ptxcc
+PTXCC_FLAGS+= -Xptxas=-v
+ifdef PTXCC_REGMAX
+  PTXCC_FLAGS += -maxrregcount=$(PTXCC_REGMAX)
+endif
+
+#
+ISPC=ispc
+ISPC_FLAGS+=-O3 --math-lib=fast --target=nvptx --opt=fast-math
+#
+#
+#
+ISPC_LLVM_OBJS=$(ISPC_SRC:%.ispc=objs_ptx/%_llvm_ispc.o)
+ISPC_NVVM_OBJS=$(ISPC_SRC:%.ispc=objs_ptx/%_nvvm_ispc.o)
+ISPC_BCS=$(ISPC_SRC:%.ispc=objs_ptx/%_ispc.bc)
+ISPC_LLVM_PTX=$(ISPC_SRC:%.ispc=objs_ptx/%_llvm_ispc.ptx)
+ISPC_NVVM_PTX=$(ISPC_SRC:%.ispc=objs_ptx/%_nvvm_ispc.ptx)
+ISPC_HEADERS=$(ISPC_SRC:%.ispc=objs_ptx/%_ispc.h)
+CXX_OBJS=$(CXX_SRC:%.cpp=objs_ptx/%_gcc.o)
+CU_OBJS=$(CU_SRC:%.cu=objs_ptx/%_cu.o)
+#NVCC_OBJS=$(NVCC_SRC:%.cu=objs_ptx/%_nvcc.o)
+
+CXX_SRC+=ispc_malloc.cpp
+CXX_OBJS+=objs_ptx/ispc_malloc_gcc.o
+
+PTXGEN = $(ISPC_HOME)/ptxtools/ptxgen
+PTXGEN += --use_fast_math
+
+LLVM32=$(HOME)/usr/local/llvm/bin-3.2
+LLVM32DIS=$(LLVM32)/bin/llvm-dis
+
+LLC=$(HOME)/usr/local/llvm/bin-trunk/bin/llc
+LLC_FLAGS=-march=nvptx64 -mcpu=sm_35
+
+# .SUFFIXES: .bc .o .cu 
+
+ifdef LLVM_GPU
+  OBJSptx_llvm=$(ISPC_LLVM_OBJS) $(CXX_OBJS) $(NVCC_OBJS) 
+  PROGptx_llvm=$(PROG)_llvm_ptx
+else
+  ISPC_LLVM_PTX=
+endif
+
+
+ifdef NVVM_GPU
+  OBJSptx_nvvm=$(ISPC_NVVM_OBJS) $(CXX_OBJS) $(NVCC_OBJS) $(ISPC_LVVM_PTX)
+  PROGptx_nvvm=$(PROG)_nvvm_ptx
+else
+  ISPC_NVVM_PTX=
+endif
+
+ifdef CU_SRC
+  OBJScu=$(CU_OBJS) $(CXX_OBJS) $(NVCC_OBJS)
+  PROGcu=$(PROG)_cu
+endif
+
+
+all: dirs  \
+	$(PROGptx_nvvm)  \
+	$(PROGptx_llvm)  \
+	$(PROGcu) $(ISPC_BC)  $(ISPC_HEADERS) $(ISPC_NVVM_PTX) $(ISPC_LLVM_PTX)
+
+dirs:
+	/bin/mkdir -p objs_ptx/
+
+objs_ptx/%.cpp objs_ptx/%.o objs_ptx/%.h: dirs
+
+clean: 
+	/bin/rm -rf $(PROGptx_nvvm) $(PROGptx_llvm) $(PROGcu) objs_ptx
+
+# generate binaries
+$(PROGptx_llvm): $(OBJSptx_llvm)
+	$(LD) -o $@ $^ $(LDFLAGS)
+$(PROGptx_nvvm): $(OBJSptx_nvvm)
+	$(LD) -o $@ $^ $(LDFLAGS)
+$(PROGcu): $(OBJScu)
+	$(LD) -o $@ $^ $(LDFLAGS)
+
+# compile C++ code
+objs_ptx/%_gcc.o: %.cpp $(ISPC_HEADERS)
+	$(CXX) $(CXXFLAGS)  -o $@ -c $<
+objs_ptx/%_gcc.o: ../../util/%.cpp 
+	$(CXX) $(CXXFLAGS)  -o $@ -c $<
+
+# CUDA helpers
+objs_ptx/%_cu.o: %.cu $(ISPC_HEADERS)
+	$(NVCC) $(NVCC_FLAGS)  -o $@ -dc $<
+
+# compile CUDA code 
+objs_ptx/%_nvcc.o: ../../util/%.cu
+	$(NVCC) $(NVCC_FLAGS) -o $@ -c $<
+objs_ptx/%_nvcc.o: %.cu 
+	$(NVCC) $(NVCC_FLAGS) -o $@ -c $<
+
+# compile ISPC to LLVM BC
+objs_ptx/%_ispc.h objs_ptx/%_ispc.bc: %.ispc 
+	$(ISPC) $(ISPC_FLAGS) --emit-llvm -h objs_ptx/$*_ispc.h -o objs_ptx/$*_ispc.bc $<
+
+# generate PTX from LLVM BC
+objs_ptx/%_llvm_ispc.ptx: objs_ptx/%_ispc.bc
+	$(LLC) $(LLC_FLAGS) -o $@ $<
+objs_ptx/%_nvvm_ispc.ptx: objs_ptx/%_ispc.bc
+	$(LLVM32DIS) $< -o objs_ptx/$*_ispc-ll32.ll
+	$(PTXGEN) objs_ptx/$*_ispc-ll32.ll -o $@
+
+# generate an object file from PTX
+objs_ptx/%_ispc.o: objs_ptx/%_ispc.ptx
+	$(PTXCC) $< -Xnvcc="$(PTXCC_FLAGS)" -o $@
+
+
+	 
+
+