xref: /netbsd-src/external/gpl3/gcc/dist/gcc/config/loongarch/t-linux (revision b1e838363e3c6fc78a55519254d99869742dd33c)
1# Copyright (C) 2021-2022 Free Software Foundation, Inc.
2#
3# This file is part of GCC.
4#
5# GCC is free software; you can redistribute it and/or modify
6# it under the terms of the GNU General Public License as published by
7# the Free Software Foundation; either version 3, or (at your option)
8# any later version.
9#
10# GCC is distributed in the hope that it will be useful,
11# but WITHOUT ANY WARRANTY; without even the implied warranty of
12# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13# GNU General Public License for more details.
14#
15# You should have received a copy of the GNU General Public License
16# along with GCC; see the file COPYING3.  If not see
17# <http://www.gnu.org/licenses/>.
18
19# Multilib
20MULTILIB_OPTIONS = mabi=lp64d/mabi=lp64f/mabi=lp64s
21MULTILIB_DIRNAMES = base/lp64d base/lp64f base/lp64s
22
23# The GCC driver always gets all abi-related options on the command line.
24# (see loongarch-driver.c:driver_get_normalized_m_opts)
25comma=,
26MULTILIB_REQUIRED = $(subst $(comma), ,$(TM_MULTILIB_CONFIG))
27
28# Multiarch
29ifneq ($(call if_multiarch,yes),yes)
30    # Define LA_DISABLE_MULTIARCH if multiarch is disabled.
31    tm_defines += LA_DISABLE_MULTIARCH
32else
33    # Only define MULTIARCH_DIRNAME when multiarch is enabled,
34    # or it would always introduce ${target} into the search path.
35    MULTIARCH_DIRNAME = $(LA_MULTIARCH_TRIPLET)
36endif
37
38# Don't define MULTILIB_OSDIRNAMES if multilib is disabled.
39ifeq ($(filter LA_DISABLE_MULTILIB,$(tm_defines)),)
40
41    MULTILIB_OSDIRNAMES = \
42      mabi.lp64d=../lib64$\
43      $(call if_multiarch,:loongarch64-linux-gnu)
44
45    MULTILIB_OSDIRNAMES += \
46      mabi.lp64f=../lib64/f32$\
47      $(call if_multiarch,:loongarch64-linux-gnuf32)
48
49    MULTILIB_OSDIRNAMES += \
50      mabi.lp64s=../lib64/sf$\
51      $(call if_multiarch,:loongarch64-linux-gnusf)
52
53endif
54