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Add change gcc options via Enviroment arguments.

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t2-kob 2018-01-12 14:15:12 +09:00
parent 61663da4fd
commit c17e1779ea
1 changed files with 37 additions and 28 deletions
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65
UnixBench/Makefile
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@ -58,43 +58,52 @@ GL_LIBS = -lGL -lXext -lX11
CC=gcc CC=gcc
# OPTIMISATION SETTINGS: # OPTIMISATION SETTINGS:
# Use gcc option if defined UB_GCC_OPTIONS via "Environment variable" or "Command-line arguments".
ifdef UB_GCC_OPTIONS
OPTON = $(UB_GCC_OPTIONS)
## Very generic else
#OPTON = -O ## Very generic
#OPTON = -O
## For Linux 486/Pentium, GCC 2.7.x and 2.8.x ## For Linux 486/Pentium, GCC 2.7.x and 2.8.x
#OPTON = -O2 -fomit-frame-pointer -fforce-addr -fforce-mem -ffast-math \ #OPTON = -O2 -fomit-frame-pointer -fforce-addr -fforce-mem -ffast-math \
# -m486 -malign-loops=2 -malign-jumps=2 -malign-functions=2 # -m486 -malign-loops=2 -malign-jumps=2 -malign-functions=2
## For Linux, GCC previous to 2.7.0 ## For Linux, GCC previous to 2.7.0
#OPTON = -O2 -fomit-frame-pointer -fforce-addr -fforce-mem -ffast-math -m486 #OPTON = -O2 -fomit-frame-pointer -fforce-addr -fforce-mem -ffast-math -m486
#OPTON = -O2 -fomit-frame-pointer -fforce-addr -fforce-mem -ffast-math \ #OPTON = -O2 -fomit-frame-pointer -fforce-addr -fforce-mem -ffast-math \
# -m386 -malign-loops=1 -malign-jumps=1 -malign-functions=1 # -m386 -malign-loops=1 -malign-jumps=1 -malign-functions=1
## For Solaris 2, or general-purpose GCC 2.7.x ## For Solaris 2, or general-purpose GCC 2.7.x
#OPTON = -O2 -fomit-frame-pointer -fforce-addr -ffast-math -Wall #OPTON = -O2 -fomit-frame-pointer -fforce-addr -ffast-math -Wall
## For Digital Unix v4.x, with DEC cc v5.x ## For Digital Unix v4.x, with DEC cc v5.x
#OPTON = -O4 #OPTON = -O4
#CFLAGS = -DTIME -std1 -verbose -w0 #CFLAGS = -DTIME -std1 -verbose -w0
## gcc optimization flags ## gcc optimization flags
## (-ffast-math) disables strict IEEE or ISO rules/specifications for math funcs ## (-ffast-math) disables strict IEEE or ISO rules/specifications for math funcs
OPTON = -O3 -ffast-math OPTON = -O3 -ffast-math
## OS detection. Comment out if gmake syntax not supported by other 'make'. ## OS detection. Comment out if gmake syntax not supported by other 'make'.
OSNAME:=$(shell uname -s) OSNAME:=$(shell uname -s)
ifeq ($(OSNAME),Linux)
# Not all CPU architectures support "-march" or "-march=native".
# - Supported : x86, x86_64, ARM, AARCH64, etc..
# - Not Supported: RISC-V, IBM Power, etc...
OPTON += -march=native -mtune=native
endif
ifeq ($(OSNAME),Darwin)
# (adjust flags or comment out this section for older versions of XCode or OS X)
# (-mmacosx-versin-min= requires at least that version of SDK be installed)
OPTON += -march=native -mmacosx-version-min=10.10
#http://stackoverflow.com/questions/9840207/how-to-use-avx-pclmulqdq-on-mac-os-x-lion/19342603#19342603
CFLAGS += -Wa,-q
endif
ifeq ($(OSNAME),Linux)
OPTON += -march=native -mtune=native
endif
ifeq ($(OSNAME),Darwin)
# (adjust flags or comment out this section for older versions of XCode or OS X)
# (-mmacosx-versin-min= requires at least that version of SDK be installed)
OPTON += -march=native -mmacosx-version-min=10.10
#http://stackoverflow.com/questions/9840207/how-to-use-avx-pclmulqdq-on-mac-os-x-lion/19342603#19342603
CFLAGS += -Wa,-q
endif endif