steps.mk
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Wed Sep 09 00:02:01 2009 +0200 (2009-09-09)
changeset 1525 4647e6fb994a
parent 1380 945dc995daa7
child 1811 35cf5e2f110a
permissions -rw-r--r--
gcc: add patch to fix EABI for armv4t

As pointed out by Martin GUY, gcc incorrectly generates armv5t
instrcutions for EABI, even for cores that are an armv4t.
The new patch (for the 4.3 series) fixes the problem by downgrading
the default CPU for EABI to being an armv4t core.
     1 # Makefile for each steps
     2 # Copyright 2006 Yann E. MORIN <yann.morin.1998@anciens.enib.fr>
     3 
     4 # ----------------------------------------------------------
     5 # This is the steps help entry
     6 
     7 help-build::
     8 	@echo  '  list-steps         - List all build steps'
     9 
    10 help-env::
    11 	@echo  '  STOP               - Stop the build just after this step'
    12 	@echo  '  RESTART            - Restart the build just before this step'
    13 
    14 # ----------------------------------------------------------
    15 # The steps list
    16 
    17 # Please keep the last line with a '\' and keep the following empy line:
    18 # it helps when diffing and merging.
    19 CT_STEPS := libc_check_config   \
    20             kernel_headers      \
    21             gmp                 \
    22             mpfr                \
    23             ppl                 \
    24             cloog               \
    25             mpc                 \
    26             binutils            \
    27             elf2flt             \
    28             cc_core_pass_1      \
    29             libc_headers        \
    30             libc_start_files    \
    31             cc_core_pass_2      \
    32             libc                \
    33             cc                  \
    34             libc_finish         \
    35             gmp_target          \
    36             mpfr_target         \
    37             binutils_target     \
    38             tools               \
    39             debug               \
    40             finish              \
    41 
    42 # Make the list available to sub-processes (scripts/crosstool-NG.sh needs it)
    43 export CT_STEPS
    44 
    45 # Print the steps list
    46 PHONY += list-steps
    47 list-steps:
    48 	@echo  'Available build steps, in order:'
    49 	@for step in $(CT_STEPS); do    \
    50 	     echo "  - $${step}";       \
    51 	 done
    52 	@echo  'Use "<step>" as action to execute only that step.'
    53 	@echo  'Use "+<step>" as action to execute up to that step.'
    54 	@echo  'Use "<step>+" as action to execute from that step onward.'
    55 
    56 # ----------------------------------------------------------
    57 # This part deals with executing steps
    58 
    59 $(CT_STEPS):
    60 	$(SILENT)$(MAKE) -rf $(CT_NG) V=$(V) RESTART=$@ STOP=$@ build
    61 
    62 $(patsubst %,+%,$(CT_STEPS)):
    63 	$(SILENT)$(MAKE) -rf $(CT_NG) V=$(V) STOP=$(patsubst +%,%,$@) build
    64 
    65 $(patsubst %,%+,$(CT_STEPS)):
    66 	$(SILENT)$(MAKE) -rf $(CT_NG) V=$(V) RESTART=$(patsubst %+,%,$@) build