mirror of https://github.com/F-Stack/f-stack.git
41 lines
1.2 KiB
Makefile
41 lines
1.2 KiB
Makefile
# SPDX-License-Identifier: BSD-3-Clause
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# Copyright(c) 2010-2014 Intel Corporation
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#
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# arch:
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#
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# - define ARCH variable (overridden by cmdline or by previous
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# optional define in machine .mk)
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# - define CROSS variable (overridden by cmdline or previous define
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# in machine .mk)
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# - define CPU_CFLAGS variable (overridden by cmdline or previous
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# define in machine .mk)
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# - define CPU_LDFLAGS variable (overridden by cmdline or previous
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# define in machine .mk)
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# - define CPU_ASFLAGS variable (overridden by cmdline or previous
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# define in machine .mk)
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# - may override any previously defined variable
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#
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# examples for CONFIG_RTE_ARCH: i686, x86_64, x86_64_32
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#
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ARCH ?= x86_64
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ARCH_DIR := x86
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CROSS ?=
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CPU_CFLAGS ?= -mx32
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CPU_LDFLAGS ?= -melf32_x86_64
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#CPU_ASFLAGS ?= -felf64
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# x32 is supported by Linux distribution with gcc4.8 and newer in some
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# cases there is backported support in gcc4.6
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ifneq ($(shell echo | $(CC) $(CPU_CFLAGS) -E - 2>/dev/null 1>/dev/null && echo 0), 0)
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$(error This version of GCC does not support x32 ABI)
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endif
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export ARCH CROSS CPU_CFLAGS CPU_LDFLAGS CPU_ASFLAGS
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RTE_OBJCOPY_TARGET = elf32-x86-64
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RTE_OBJCOPY_ARCH = i386:x86-64
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export RTE_OBJCOPY_TARGET RTE_OBJCOPY_ARCH
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