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lammps/lib/cuda/Makefile.cudalib
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Makefile.cudalib
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#Makefile for liblammpscuda.a
#No need to modify anything here! The CUDA path is inserted into Makefile.common
.DEFAULT: lib
COMPILELIB := 1
SHELL = /bin/sh
CUDA_SRC_DIR = ../cuda
CUDA_TEMP = $(CUDA_SRC_DIR)/.lastmake
CUDA_TEMP_DUMMY := $(shell touch $(CUDA_TEMP) )
include $(CUDA_TEMP)
CUDA_CU = $(wildcard $(CUDA_SRC_DIR)/*_kernel.cu)
CUDA_CUO = $(CUDA_CU:_kernel.cu=_cu.o)
CUDA_OBJ = $(subst $(CUDA_SRC_DIR)/,,$(CUDA_CUO))
CUDA_DEP = $(CUDA_OBJ:.o=.d)
NVCC_FLAGS :=
VPATH = $(CUDA_SRC_DIR)
#rewriting default settings if new ones are specified
ifdef precision
tmp := $(shell sed -i 's|precision ?= [0-9]|precision ?= '${precision}'|g' Makefile.defaults)
endif
ifdef arch
tmp := $(shell sed -i 's|arch ?= [0-9][0-9]|arch ?= '${arch}'|g' Makefile.defaults)
endif
ifdef cufft
tmp := $(shell sed -i 's|cufft ?= [0-9]|cufft ?= '${cufft}'|g' Makefile.defaults)
endif
ifdef dbg
tmp := $(shell sed -i 's|dbg ?= [0-9]|dbg ?= '${dbg}'|g' Makefile.defaults)
endif
ifdef prec_timer
tmp := $(shell sed -i 's|prec_timer ?= [0-9]|prec_timer ?= '${prec_timer}'|g' Makefile.defaults)
endif
include Makefile.common
tmp := $(shell sed -i '2 d' Makefile.lammps)
tmp := $(shell sed -i '2 d' Makefile.lammps)
tmp := $(shell sed -i '1a CUDA_FLAGS := $(CUDA_FLAGS)' Makefile.lammps)
tmp := $(shell sed -i '2a CUDA_USRLIB_CONDITIONAL := $(CUDA_USRLIB_CONDITIONAL)' Makefile.lammps)
# verbose nvcc output during compilation
ifeq ($(verbose), 1)
VERBOSE :=
NVCC_FLAGS += --ptxas-options=-v
else
VERBOSE := @
endif
# keep temporary compilation files of nvcc
ifeq ($(keep), 1)
NVCC_FLAGS += -keep -Xptxas="--verbose"
endif
NVCC := $(CUDA_INSTALL_PATH)/bin/nvcc
CUDA_INCLUDES = -I./ -I$(CUDA_INSTALL_PATH)/include -I../../src/USER-CUDA
CUDA_USRLIB =
# Link target
lib: $(CUDA_OBJ)
$(NVCC) -lib $(CUDA_OBJ) $(CUDA_FLAGS) $(CUDA_USRLIB_CONDITIONAL) -o liblammpscuda.a
clean:
rm $(CUDA_SRC_DIR)/*.o
rm liblammpscuda.a
# Library target
# Cuda compilation rules
%_cu.o: %.cu %_kernel.cu %_cu.h cuda_shared.h
$(VERBOSE)$(NVCC) $(NVCC_FLAGS) $(CUDA_FLAGS) $(CUDA_INCLUDES) $(CUDA_USRLIB) $(SMVERSIONFLAGS) -o $@ -c $<
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