ee931c137f
it's more efficent to generate the machine code directly if possible Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
70 lines
2.1 KiB
Plaintext
70 lines
2.1 KiB
Plaintext
############################################################################
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# boards/x86/qemu/qemu-i486/scripts/Make.defs
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership. The
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# ASF licenses this file to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance with the
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# License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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############################################################################
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include $(TOPDIR)/.config
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include $(TOPDIR)/tools/Config.mk
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ifeq ($(CONFIG_DEBUG_SYMBOLS),y)
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ARCHOPTIMIZATION = -g
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endif
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ifneq ($(CONFIG_DEBUG_NOOPT),y)
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ARCHOPTIMIZATION += -O2
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endif
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ARCHSCRIPT += $(BOARD_DIR)$(DELIM)scripts$(DELIM)qemu.ld
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ARCHCPUFLAGS = -march=i486 -mtune=i486 -fno-stack-protector
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ARCHPICFLAGS = -fpic
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ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
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# Check if building a 32-bit target with a 64-bit toolchain
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ifeq ($(CONFIG_ARCH_X86_M32),y)
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ARCHCPUFLAGS += -m32
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LDFLAGS += -m elf_i386
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endif
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# We have to use a cross-development toolchain under Cygwin because the native
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# Cygwin toolchains don't generate ELF binaries.
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ifeq ($(CONFIG_WINDOWS_CYGWIN),y)
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CROSSDEV = i486-nuttx-elf-
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endif
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CC = $(CROSSDEV)gcc
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CPP = $(CROSSDEV)gcc -E
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LD = $(CROSSDEV)ld
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STRIP = $(CROSSDEV)strip --strip-unneeded
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AR = $(CROSSDEV)ar rcs
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NM = $(CROSSDEV)nm
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OBJCOPY = $(CROSSDEV)objcopy
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OBJDUMP = $(CROSSDEV)objdump
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CFLAGS := $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
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CPPFLAGS := $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS)
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AFLAGS := $(CFLAGS) -D__ASSEMBLY__
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EXEEXT = .elf
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ifeq ($(CONFIG_DEBUG_SYMBOLS),y)
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LDFLAGS += -g
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endif
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