crossgcc: Add workaround for libgcc's GNU sed dependency

libgcc fails to compile on a number of platforms when a
non-GNU sed is used.

This patch has been verified by building the MIPS reference
toolchain on OS X.

Change-Id: Ia1c18ea4359de7707ac2e2640f1b8f107c47cd8c
Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-on: https://review.coreboot.org/14275
Tested-by: build bot (Jenkins)
Reviewed-by: Idwer Vollering <vidwer@gmail.com>
This commit is contained in:
Stefan Reinauer 2016-04-06 13:00:16 -07:00 committed by Aaron Durbin
parent 0ac4e5a7f8
commit ba3a69f9c7
1 changed files with 57 additions and 0 deletions

View File

@ -0,0 +1,57 @@
diff -urN gcc-5.2.0.orig/libgcc/config/t-hardfp gcc-5.2.0/libgcc/config/t-hardfp
--- gcc-5.2.0.orig/libgcc/config/t-hardfp 2015-01-05 04:33:28.000000000 -0800
+++ gcc-5.2.0/libgcc/config/t-hardfp 2016-04-06 12:04:51.000000000 -0700
@@ -59,21 +59,52 @@
hardfp_func_list := $(filter-out $(hardfp_exclusions),$(hardfp_func_list))
+HOST_OS ?= $(shell uname)
+
# Regexp for matching a floating-point mode.
+ifeq ($(HOST_OS), Darwin)
+hardfp_mode_regexp := $(shell echo $(hardfp_float_modes) | sed 's/ /|/g')
+else
+ifeq ($(HOST_OS), FreeBSD)
+hardfp_mode_regexp := $(shell echo $(hardfp_float_modes) | sed 's/ /|/g')
+else
hardfp_mode_regexp := $(shell echo $(hardfp_float_modes) | sed 's/ /\\|/g')
+endif
+endif
# Regexp for matching the end of a function name, after the last
# floating-point mode.
+ifeq ($(HOST_OS), Darwin)
+hardfp_suffix_regexp := $(shell echo $(hardfp_int_modes) 2 3 | sed 's/ /|/g')
+else
+ifeq ($(HOST_OS), FreeBSD)
+hardfp_suffix_regexp := $(shell echo $(hardfp_int_modes) 2 3 | sed 's/ /|/g')
+else
hardfp_suffix_regexp := $(shell echo $(hardfp_int_modes) 2 3 | sed 's/ /\\|/g')
+endif
+endif
# Add -D options to define:
# FUNC: the function name (e.g. __addsf3)
# OP: the function name without the leading __ and with the last
# floating-point mode removed (e.g. add3)
# TYPE: the last floating-point mode (e.g. sf)
+
+ifeq ($(HOST_OS), Darwin)
hardfp_defines_for = \
$(shell echo $1 | \
- sed 's/\(.*\)\($(hardfp_mode_regexp)\)\($(hardfp_suffix_regexp)\|\)$$/-DFUNC=__& -DOP_\1\3 -DTYPE=\2/')
+ sed -E 's/(.*)($(hardfp_mode_regexp))($(hardfp_suffix_regexp)|.*)$$/-DFUNC=__& -DOP_\1\3 -DTYPE=\2/')
+else
+ifeq ($(HOST_OS), FreeBSD)
+hardfp_defines_for = \
+ $(shell echo $1 | \
+ sed -r 's/(.*)($(hardfp_mode_regexp))($(hardfp_suffix_regexp)|.*)$$/-DFUNC=__& -DOP_\1\3 -DTYPE=\2/')
+else
+hardfp_defines_for = \
+ $(shell echo $1 | \
+ sed 's/\(.*\)\($(hardfp_mode_regexp)\)\($(hardfp_suffix_regexp)\|\)$$/-DFUNC=__& -DOP_\1\3 -DTYPE=\2/')
+endif
+endif
hardfp-o = $(patsubst %,%$(objext),$(hardfp_func_list))
$(hardfp-o): %$(objext): $(srcdir)/config/hardfp.c