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Fix broken printf(3) %d output for numbers more than two digits, e.g.,

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printf("%d\n", 42) ---> "::" instead of "42"

Our __{,u}modsi3 codes assume that __udivsi3 returns remainder to
%d1 (volatile register). __udivsi3 in libgcc does not, and therefore
mixing them up results in mess.
This commit is contained in:
rin 2020-03-08 06:30:06 +00:00
parent 5f7530ccf6
commit 26ac97dee2
1 changed files with 9 additions and 2 deletions
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11
lib/libc/compiler_rt/Makefile.inc
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@ -1,4 +1,4 @@
# $NetBSD: Makefile.inc,v 1.36 2019/10/29 16:08:50 joerg Exp $
# $NetBSD: Makefile.inc,v 1.37 2020/03/08 06:30:06 rin Exp $
COMPILER_RT_SRCDIR= ${NETBSDSRCDIR}/sys/external/bsd/compiler_rt/dist
@ -170,9 +170,16 @@ GENERIC_SRCS+= \
GENERIC_SRCS+= \
divmodsi4.c \
divsi3.c \
modsi3.c \
udivmodsi4.c \
. if ${LIBC_MACHINE_ARCH} != "m68000"
# Our __{,u}modsi3 codes assume that __udivsi3 returns remainder to
# %d1 (volatile register). __udivsi3 in libgcc does not, and therefore
# mixing them up results in mess.
GENERIC_SRCS+= \
modsi3.c \
umodsi3.c
. endif
. if ${LIBC_MACHINE_CPU} != "sh3"
# On sh3 __udivsi3 is gcc "millicode" with special calling convention