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Makefile.compile: refactor ARCH 

* split ARCH into REAL_ARCH and PLATFORM
  * the same REAL_ARCH shares the same arch-dependent flags
  * different PLATFORM of the same REAL_ARCH may have some different flags
This commit is contained in:
yzh 2017-05-30 13:10:04 +08:00
parent edb74abb35
commit af942ffa34
1 changed files with 11 additions and 17 deletions
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28
Makefile.compile
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@ -4,11 +4,11 @@ depdest = $(addprefix $(DST_DIR)/, $(addsuffix .d, $(basename $(1))))
OBJS = $(call objdest, $(SRCS))
DEPS = $(call depdest, $(SRCS))
ifeq ($(ARCH), mips32-npc)
CROSS_COMPILE = mips-linux-gnu-
endif
# TODO: refactor
ifeq ($(ARCH), mips32-minimal)
ARCH_SPLIT = $(subst -, ,$(ARCH))
REAL_ARCH = $(word 1,$(ARCH_SPLIT))
PLATFORM = $(word 2,$(ARCH_SPLIT))
ifeq ($(REAL_ARCH), mips32)
CROSS_COMPILE = mips-linux-gnu-
endif
@ -24,21 +24,15 @@ CXXFLAGS += -std=c++11 -O2 -MD -Wall -Werror -ggdb $(INCLUDES)
ASFLAGS += -MD $(INCLUDES)
# Arch-dependent compilation flags
ifeq ($(ARCH), mips32-npc)
ifeq ($(REAL_ARCH), mips32)
CXX = $(CROSS_COMPILE)g++-5
CFLAGS += -MD -fno-pic -static -fno-strict-aliasing -fno-builtin -fno-stack-protector -fno-delayed-branch -mno-abicalls -march=mips32 -mno-check-zero-division -EL
CXXFLAGS += -fno-pic -static -fno-strict-aliasing -fno-builtin -fno-stack-protector -fno-delayed-branch -mno-abicalls -march=mips32 -ffreestanding -fno-rtti -fno-exceptions -mno-check-zero-division -EL
ASFLAGS += -march=mips32 -EL -MD -mno-check-zero-division -O0 -mno-abicalls -fno-pic -fno-delayed-branch
endif
ifeq ($(ARCH), mips32-minimal)
CXX = $(CROSS_COMPILE)g++-5
CFLAGS += -MD -fno-pic -static -fno-strict-aliasing -fno-builtin -fno-stack-protector -fno-delayed-branch -mno-abicalls -march=mips32 -mno-check-zero-division -EL
CFLAGS += -mno-llsc -mno-imadd -mno-mad
CXXFLAGS += -fno-pic -static -fno-strict-aliasing -fno-builtin -fno-stack-protector -fno-delayed-branch -mno-abicalls -march=mips32 -ffreestanding -fno-rtti -fno-exceptions -mno-check-zero-division -EL
ASFLAGS += -march=mips32 -EL -MD -mno-check-zero-division -O0 -mno-abicalls -fno-pic -fno-delayed-branch
CFLAGS_COMMON = -fno-pic -static -fno-strict-aliasing -fno-builtin -fno-stack-protector -fno-delayed-branch -mno-abicalls -march=mips32 -mno-check-zero-division -EL -mno-llsc -mno-imadd -mno-mad
CFLAGS += $(CFLAGS_COMMON)
CXXFLAGS += $(CFLAGS_COMMON) -ffreestanding -fno-rtti -fno-exceptions
ASFLAGS += -march=mips32 -EL -mno-check-zero-division -O0 -mno-abicalls -fno-pic -fno-delayed-branch
endif
ifeq ($(ARCH), x86-qemu)
ifeq ($(REAL_ARCH), x86)
CFLAGS += -m32 -fno-builtin -fno-stack-protector -fno-omit-frame-pointer
CXXFLAGS += -m32 -fno-builtin -fno-stack-protector -fno-omit-frame-pointer -ffreestanding -fno-rtti -fno-exceptions
ASFLAGS += -m32