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a804802bcd
This patch handles x86_32 and x86_64 separately since this is the SPEC value directly supplied to the package build tool. This way, we achieve that a CROSS_DEV_PREFIX is defined for each supported argument.
66 lines
1.8 KiB
Plaintext
66 lines
1.8 KiB
Plaintext
#
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# The following options let you define non-default tools to use
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#
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# CUSTOM_LD is only used for the progressive linking of libraries.
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# It is not used for linking the final target.
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#
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#CUSTOM_CC = gcc
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#CUSTOM_CXX = g++
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#CUSTOM_AS = as
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#CUSTOM_LD = ld
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#
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# For using a cross-compile tool chain, the names of all binutils and compilers
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# are typically prefixed by the target platform. Instead of defining CUSTOM_*
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# variables individually for each tool, the prefix can be defined via the
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# following variable.
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#
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# We handle all architectures that may be specified as SPEC argument to the
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# package build tool.
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#
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ifeq ($(filter-out $(SPECS),x86_32),)
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CROSS_DEV_PREFIX ?= /usr/local/genode-gcc/bin/genode-x86-
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endif
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ifeq ($(filter-out $(SPECS),x86_64),)
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CROSS_DEV_PREFIX ?= /usr/local/genode-gcc/bin/genode-x86-
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endif
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ifeq ($(filter-out $(SPECS),arm),)
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CROSS_DEV_PREFIX ?= /usr/local/genode-gcc/bin/genode-arm-
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endif
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ifeq ($(filter-out $(SPECS),riscv),)
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CROSS_DEV_PREFIX ?= /usr/local/genode-gcc/bin/genode-riscv-
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endif
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#
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# We use libsupc++ from g++ version 3 because
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# this version does not use thread-local storage
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# via the gs register. This is an interim solution.
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#
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#CUSTOM_CXX_LIB = g++-3.4
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#
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# The default optimization level used for compiling is -O2.
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# By defining the variable CC_OLEVEL, you can override this
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# default value, for example to optimize your binaries for size.
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#
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#CC_OLEVEL = -Os
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#
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# If CC_OPT should be extended please use concatenation syntax like:
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#
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#CC_OPT += -ffunction-sections -fdata-sections
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#
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# If CXX_LINK_OPT (linker options given to CXX) should be extended please use
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# concatenation syntax like:
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#
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#CXX_LINK_OPT += -Wl,-gc-sections
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#
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# On non-GNU systems, you may direct the build system to use GNU-
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# specific tools.
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#
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#TAC ?= /opt/gnu/bin/tac
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#GNU_FIND ?= /opt/gnu/bin/find
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#GNU_XARGS ?= /opt/gnu/bin/xargs
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