glibc/sysdeps/alpha/Makefile

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# Copyright (C) 1993, 94, 95, 96, 97, 99 Free Software Foundation, Inc.
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# This file is part of the GNU C Library.
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# Contributed by Brendan Kehoe (brendan@zen.org).
# The GNU C Library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
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# The GNU C Library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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# You should have received a copy of the GNU Lesser General Public
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# License along with the GNU C Library. If not, see
# <http://www.gnu.org/licenses/>.
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ifeq ($(subdir),db2)
CPPFLAGS += -DHAVE_SPINLOCKS=1 -DHAVE_ASSEM_ALPHA=1
endif
ifeq ($(subdir),gmon)
sysdep_routines += _mcount
endif
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ifeq ($(subdir),gnulib)
sysdep_routines += divl divlu divq divqu reml remlu remq remqu
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endif
ifeq ($(subdir),string)
sysdep_routines += stxcpy stxncpy
endif
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ifeq ($(subdir),elf)
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# The ld.so startup code cannot use literals until it self-relocates.
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CFLAGS-rtld.c = -mbuild-constants
endif
ifeq ($(subdir),math)
# The fma routines rely on inexact being raised for correct results.
CFLAGS-s_fma.c = -mieee-with-inexact
CFLAGS-s_fmaf.c = -mieee-with-inexact
endif
# Build everything with full IEEE math support, and with dynamic rounding;
# there are a number of math routines that are defined to work with the
# "current" rounding mode, and it's easiest to set this with all of them.
sysdep-CFLAGS += -mieee -mfp-rounding-mode=d
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# libc.so requires about 16k for the small data area, which is well
# below the 64k maximum.
pic-ccflag = -fpic