09271eda17
Autodetect the device type, rather than hard-code NVidia. Add GNU command line options to the makefile, and adjust the "restrict" extension usage. For now, we assume the toolchain is only configured for one accelerator.
61 lines
1.4 KiB
Makefile
61 lines
1.4 KiB
Makefile
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ifndef COMPILER
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define compiler_help
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Set COMPILER to ensure correct flags are set.
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Available compilers are:
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PGI CRAY GNU
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endef
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$(info $(compiler_help))
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endif
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COMPILER_ = $(CXX)
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COMPILER_PGI = pgc++
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COMPILER_CRAY = CC
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COMPILER_GNU = g++
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FLAGS_ = -O3 -std=c++11
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FLAGS_PGI = -std=c++11 -O3 -acc
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ifeq ($(COMPILER), PGI)
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define target_help
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Set a TARGET to ensure PGI targets the correct offload device.
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Available targets are:
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SNB, IVB, HSW, SKL, KNL
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PWR9, AMD
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KEPLER, MAXWELL, PASCAL, VOLTA
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HAWAII
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endef
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ifndef TARGET
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$(error $(target_help))
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endif
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TARGET_FLAGS_SNB = -ta=multicore -tp=sandybridge
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TARGET_FLAGS_IVB = -ta=multicore -tp=ivybridge
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TARGET_FLAGS_HSW = -ta=multicore -tp=haswell
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TARGET_FLAGS_SKL = -ta=multicore -tp=skylake
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TARGET_FLAGS_KNL = -ta=multicore -tp=knl
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TARGET_FLAGS_PWR9 = -ta=multicore -tp=pwr9
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TARGET_FLAGS_AMD = -ta=multicore -tp=zen
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TARGET_FLAGS_KEPLER = -ta=nvidia:cc35
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TARGET_FLAGS_MAXWELL = -ta=nvidia:cc50
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TARGET_FLAGS_PASCAL = -ta=nvidia:cc60
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TARGET_FLAGS_VOLTA = -ta=nvidia:cc70
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TARGET_FLAGS_HAWAII = -ta=radeon:hawaii
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ifeq ($(TARGET_FLAGS_$(TARGET)),)
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$(error $(target_help))
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endif
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FLAGS_PGI += $(TARGET_FLAGS_$(TARGET))
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endif
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FLAGS_CRAY = -hstd=c++11
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FLAGS_GNU = -O3 -std=c++11 -Drestrict=__restrict -fopenacc
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CXXFLAGS = $(FLAGS_$(COMPILER))
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acc-stream: main.cpp ACCStream.cpp
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$(COMPILER_$(COMPILER)) $(CXXFLAGS) -DACC $^ $(EXTRA_FLAGS) -o $@
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.PHONY: clean
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clean:
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rm -f acc-stream main.o ACCStream.o
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