kumquat-buildroot/package/glibc/0002-m68k-fix-__mpn_lshift-and-__mpn_rshift-for-non-68020.patch
Waldemar Brodkorb 96aab3f078 package/glibc: enable for m68k with MMU
For qemu-system-m68k with emulates Q800 machine we need to add patches
for glibc to let it compile and run on m68k cpu m68040.
See here for discussions about the issue:
https://sourceware.org/bugzilla/show_bug.cgi?id=30740

Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
Signed-off-by: Romain Naour <romain.naour@smile.fr>
2023-10-01 12:03:12 +02:00

48 lines
1.4 KiB
Diff

From 464fd8249e8b791248cab7b0e0cd91757435fa9e Mon Sep 17 00:00:00 2001
From: Andreas Schwab <schwab@linux-m68k.org>
Date: Thu, 17 Aug 2023 17:15:34 +0200
Subject: [PATCH] m68k: fix __mpn_lshift and __mpn_rshift for non-68020
From revision 03f3d275d0d6 in the gmp repository.
Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
Upstream: https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=464fd8249e8b791248cab7b0e0cd91757435fa9e
---
sysdeps/m68k/m680x0/lshift.S | 4 ++--
sysdeps/m68k/m680x0/rshift.S | 4 ++--
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/sysdeps/m68k/m680x0/lshift.S b/sysdeps/m68k/m680x0/lshift.S
index 2aee10348e..4240738959 100644
--- a/sysdeps/m68k/m680x0/lshift.S
+++ b/sysdeps/m68k/m680x0/lshift.S
@@ -77,8 +77,8 @@ L(Lnormal:)
#else /* not mc68000 */
movel R(s_size),R(d0)
asll #2,R(d0)
- addl R(s_size),R(s_ptr)
- addl R(s_size),R(res_ptr)
+ addl R(d0),R(s_ptr)
+ addl R(d0),R(res_ptr)
#endif
movel MEM_PREDEC(s_ptr),R(d2)
movel R(d2),R(d0)
diff --git a/sysdeps/m68k/m680x0/rshift.S b/sysdeps/m68k/m680x0/rshift.S
index d16bca9307..d56a2b4a44 100644
--- a/sysdeps/m68k/m680x0/rshift.S
+++ b/sysdeps/m68k/m680x0/rshift.S
@@ -127,8 +127,8 @@ L(Lspecial:)
#else /* not mc68000 */
movel R(s_size),R(d0)
asll #2,R(d0)
- addl R(s_size),R(s_ptr)
- addl R(s_size),R(res_ptr)
+ addl R(d0),R(s_ptr)
+ addl R(d0),R(res_ptr)
#endif
clrl R(d0) /* initialize carry */
--
2.39.2