blob: 4de0707e2f7a762cacfc35c97afa74aa889f6d41 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
|
# Copyright (C) 1991-2019 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# The GNU C Library is free software; you can redistribute it and/or
# 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.
# 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
# Lesser General Public License for more details.
# You should have received a copy of the GNU Lesser General Public
# License along with the GNU C Library; if not, see
# <http://www.gnu.org/licenses/>.
ifeq ($(subdir),gnulib)
sysdep_routines = dotmul umul $(divrem) alloca
endif # gnulib
# We distribute these files, even though they are generated,
# so as to avoid the need for a functioning m4 to build the library.
divrem := sdiv udiv rem urem
+divrem-NAME-sdiv := div
+divrem-NAME-udiv := udiv
+divrem-NAME-rem := rem
+divrem-NAME-urem := urem
+divrem-NAME = $(+divrem-NAME-$(basename $(notdir $@)))
+divrem-OP-div := div
+divrem-OP-udiv := div
+divrem-OP-rem := rem
+divrem-OP-urem := rem
+divrem-S-div := true
+divrem-S-rem := true
+divrem-S-udiv := false
+divrem-S-urem := false
$(divrem:%=$(sysdep_dir)/sparc/sparc32/%.S): $(sysdep_dir)/sparc/sparc32/divrem.m4
(echo -n "define(NAME,\`.$(+divrem-NAME)')"; \
echo -n " define(OP,\`$(+divrem-OP-$(+divrem-NAME))')"; \
echo -n " define(S,\`$(+divrem-S-$(+divrem-NAME))')"; \
echo " /* This file is generated from divrem.m4; DO NOT EDIT! */"; \
cat $<) | $(M4) > $@-tmp
# Make it unwritable so noone will edit it by mistake.
-chmod a-w $@-tmp
mv -f $@-tmp $@
sysdep-realclean := $(sysdep-realclean) $(divrem:%=sysdeps/sparc/sparc32/%.S)
# libgcc __divdi3 and __moddi3 uses .udiv and since it is also exported by
# libc.so linker will create PLTs for the symbol. To avoid it we strong alias
# the exported libc one to __wrap_.udiv and use linker option --wrap to make any
# call to .udiv to call the wrapper symbol.
libc.so-gnulib += -Wl,--wrap=.udiv
ifeq ($(subdir),soft-fp)
sparc32-quad-routines := q_add q_cmp q_cmpe q_div q_dtoq q_feq q_fge \
q_fgt q_fle q_flt q_fne q_itoq q_mul q_neg q_qtod q_qtoi \
q_qtos q_qtou q_qtoull q_qtoll q_sqrt q_stoq q_sub q_utoq \
q_ulltoq q_lltoq q_util
sysdep_routines += $(sparc32-quad-routines)
endif
|
