131 lines
3.0 KiB
Makefile
131 lines
3.0 KiB
Makefile
NVCC_SRC=../nvcc_helpers.cu
|
|
NVCC_OBJS=objs_gpu/nvcc_helpers_nvcc.o
|
|
#
|
|
CXX=g++ -ffast-math
|
|
CXXFLAGS=-O3 -I$(CUDATK)/include -Iobjs_gpu/ -D_CUDA_
|
|
#
|
|
NVCC=nvcc
|
|
NVCC_FLAGS+=-O3 -arch=sm_35 -D_CUDA_ -I../ -Xptxas=-v -Iobjs_gpu/
|
|
ifdef PTXCC_REGMAX
|
|
NVCC_FLAGS += --maxrregcount=$(PTXCC_REGMAX)
|
|
endif
|
|
NVCC_FLAGS+=--use_fast_math
|
|
#
|
|
LD=nvcc
|
|
LDFLAGS=-lcudart -lcudadevrt -arch=sm_35
|
|
#
|
|
PTXCC=ptxcc
|
|
PTXCC_FLAGS = -Xptxas=-v
|
|
ifdef PTXCC_REGMAX
|
|
PTXCC_FLAGS += -maxrregcount=$(PTXCC_REGMAX)
|
|
endif
|
|
|
|
#
|
|
ISPC=ispc
|
|
ISPC_FLAGS=-O3 --math-lib=default --target=nvptx --opt=fast-math
|
|
#
|
|
#
|
|
#
|
|
ISPC_LLVM_OBJS=$(ISPC_SRC:%.ispc=objs_gpu/%_llvm_ispc.o)
|
|
ISPC_NVVM_OBJS=$(ISPC_SRC:%.ispc=objs_gpu/%_nvvm_ispc.o)
|
|
ISPC_BCS=$(ISPC_SRC:%.ispc=objs_gpu/%_ispc.bc)
|
|
ISPC_LLVM_PTX=$(ISPC_SRC:%.ispc=objs_gpu/%_llvm_ispc.ptx)
|
|
ISPC_NVVM_PTX=$(ISPC_SRC:%.ispc=objs_gpu/%_nvvm_ispc.ptx)
|
|
ISPC_HEADERS=$(ISPC_SRC:%.ispc=objs_gpu/%_ispc.h)
|
|
CXX_OBJS=$(CXX_SRC:%.cpp=objs_gpu/%_gcc.o)
|
|
CU_OBJS=$(CU_SRC:%.cu=objs_gpu/%_cu.o)
|
|
#NVCC_OBJS=$(NVCC_SRC:%.cu=objs_gpu/%_nvcc.o)
|
|
|
|
CXX_SRC+=ispc_malloc.cpp
|
|
CXX_OBJS+=objs_gpu/ispc_malloc_gcc.o
|
|
|
|
PTXGEN = $(HOME)/ptxgen
|
|
PTXGEN += -opt=3
|
|
PTXGEN += -ftz=1 -prec-div=0 -prec-sqrt=0 -fma=1
|
|
|
|
LLVM32=$(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
|
|
OBJSgpu_llvm=$(ISPC_LLVM_OBJS) $(CXX_OBJS) $(NVCC_OBJS)
|
|
PROGgpu_llvm=$(PROG)_llvm_gpu
|
|
else
|
|
ISPC_LLVM_PTX=
|
|
endif
|
|
|
|
|
|
ifdef NVVM_GPU
|
|
OBJSgpu_nvvm=$(ISPC_NVVM_OBJS) $(CXX_OBJS) $(NVCC_OBJS) $(ISPC_LVVM_PTX)
|
|
PROGgpu_nvvm=$(PROG)_nvvm_gpu
|
|
else
|
|
ISPC_NVVM_PTX=
|
|
endif
|
|
|
|
ifdef CU_SRC
|
|
OBJScu=$(CU_OBJS) $(CXX_OBJS) $(NVCC_OBJS)
|
|
PROGcu=$(PROG)_cu
|
|
endif
|
|
|
|
|
|
all: dirs \
|
|
$(PROGgpu_nvvm) \
|
|
$(PROGgpu_llvm) \
|
|
$(PROGcu) $(ISPC_BC) $(ISPC_HEADERS) $(ISPC_NVVM_PTX) $(ISPC_LLVM_PTX)
|
|
|
|
dirs:
|
|
/bin/mkdir -p objs_gpu/
|
|
|
|
objs_gpu/%.cpp objs_gpu/%.o objs_gpu/%.h: dirs
|
|
|
|
clean:
|
|
/bin/rm -rf $(PROGgpu_nvvm) $(PROGgpu_llvm) $(PROGcu) objs_gpu
|
|
|
|
# generate binaries
|
|
$(PROGgpu_llvm): $(OBJSgpu_llvm)
|
|
$(LD) -o $@ $^ $(LDFLAGS)
|
|
$(PROGgpu_nvvm): $(OBJSgpu_nvvm)
|
|
$(LD) -o $@ $^ $(LDFLAGS)
|
|
$(PROGcu): $(OBJScu)
|
|
$(LD) -o $@ $^ $(LDFLAGS)
|
|
|
|
# compile C++ code
|
|
objs_gpu/%_gcc.o: %.cpp $(ISPC_HEADERS)
|
|
$(CXX) $(CXXFLAGS) -o $@ -c $<
|
|
objs_gpu/%_gcc.o: ../%.cpp
|
|
$(CXX) $(CXXFLAGS) -o $@ -c $<
|
|
|
|
# CUDA helpers
|
|
objs_gpu/%_cu.o: %.cu $(ISPC_HEADERS)
|
|
$(NVCC) $(NVCC_FLAGS) -o $@ -dc $<
|
|
|
|
# compile CUDA code
|
|
objs_gpu/%_nvcc.o: ../%.cu
|
|
$(NVCC) $(NVCC_FLAGS) -o $@ -c $<
|
|
objs_gpu/%_nvcc.o: %.cu
|
|
$(NVCC) $(NVCC_FLAGS) -o $@ -c $<
|
|
|
|
# compile ISPC to LLVM BC
|
|
objs_gpu/%_ispc.h objs_gpu/%_ispc.bc: %.ispc
|
|
$(ISPC) $(ISPC_FLAGS) --emit-llvm -h objs_gpu/$*_ispc.h -o objs_gpu/$*_ispc.bc $<
|
|
|
|
# generate PTX from LLVM BC
|
|
objs_gpu/%_llvm_ispc.ptx: objs_gpu/%_ispc.bc
|
|
$(LLC) $(LLC_FLAGS) -o $@ $<
|
|
objs_gpu/%_nvvm_ispc.ptx: objs_gpu/%_ispc.bc
|
|
$(LLVM32DIS) $< -o objs_gpu/$*_ispc-ll32.ll
|
|
$(PTXGEN) objs_gpu/$*_ispc-ll32.ll > $@
|
|
|
|
# generate an object file from PTX
|
|
objs_gpu/%_ispc.o: objs_gpu/%_ispc.ptx
|
|
$(PTXCC) $< $(PTXCC_FLAGS) -o $@
|
|
|
|
|
|
|
|
|
|
|