68 lines
1.8 KiB
Plaintext
68 lines
1.8 KiB
Plaintext
# defs.arm - ARM specific definitions for the Diab toolchain
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#
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# Copyright (c) 2001-2002, 2006, 2008, 2010, 2012 Wind River Systems, Inc.
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#
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# The right to copy, distribute, modify or otherwise make use
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# of this software may be licensed only pursuant to the terms
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# of an applicable Wind River license agreement.
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#
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# modification history
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# --------------------
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# 01i,05apr12,jdw Modify for ARMARCH7M
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# 01h,06oct10,mcm Workaround for WIND00235515.
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# 01g,31jul10,fao Add be8 support.
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# 01f,25may10,m_h Thumb-2 Support
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# 01e,24jun08,pee VSB.
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# 01d,07feb06,jb Adding VFP switch
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# 01c,24jun02,m_h define LONGCALL to allow far away ld relocations
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# 01b,15jan02,to disable auto literal pool inserting
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# 01a,18dec01,to written
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#
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# DESCRIPTION
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# This file contains ARM specific definitions and flags for the
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# Diab tools (compiler, assembler, linker etc.)
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#
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# compile flags:
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# -Wa,-Xgnu-thumb generate STT_ARM_TFUNC for the compatibility
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# with GNU
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# -Wa,-Xlit-auto-off disable auto literal pool inserting
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#
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# NOTE
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# The file name comes from defs.$(VX_CPU_FAMILY)
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#
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include $(TGT_DIR)/h/tool/diab/defs.diab
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include $(TGT_DIR)/h/tool/common/defs.arm
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LONGCALL = -Xcode-absolute-far
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TGT_FLAG_ENDIAN_big = E
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TGT_FLAG_ENDIAN_be8 = E
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TGT_FLAG_ENDIAN_little = L
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ifeq ($(CPU),ARMARCH7M)
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## Options for ARMv7-M
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# definitions for Thumb-2
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CC_ARCH_SPEC += -Wa,-Xgnu-thumb -ei5388
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OPTION_LANG_ASM += -Wa,-Xlit-auto-off
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else
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## Options for traditional ARM
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ifeq ($(findstring _T,$(CPU)),_T)
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ifeq ($(findstring _T2,$(CPU)),_T2)
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# definitions for Thumb-2
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CC_ARCH_SPEC += -Wa,-Xgnu-thumb -X42
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else
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# definitions for Thumb mode
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CC_ARCH_SPEC += -Xinterwork -Wa,-Xgnu-thumb -X42
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endif
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else
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# definitions for ARM mode
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endif
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OPTION_LANG_ASM += -Wa,-Xlit-auto-off -Wa,-Xenable-coprocessor-vfp
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endif
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# end of defs.arm
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