Merge pull request #1311 from stilor/more-fixes-after-upgrades

More fixes after upgrades

config/arch/powerpc.in

@@ -43,6 +43,8 @@ config ARCH_powerpc_ABI_EABI
 config ARCH_powerpc_ABI_SPE
     bool
     prompt "SPE"
+    select GCC_REQUIRE_8_or_older
+    select GLIBC_REQUIRE_2_29_or_older
     help
       Add support for the Signal Processing Engine.  This will set up
       the toolchain so that it supports the SPE ABI extensions. This
@@ -55,4 +57,6 @@ config ARCH_powerpc_ABI_SPE
       and "--enable-e500_double" to your CC_EXTRA_CONFIG_ARRAY, so you
       do not need to explicitly add them.
 
+      Support for SPE ABI has been removed in GCC 9.
+
 endchoice

config/libc/glibc.in

@@ -35,11 +35,13 @@ config GLIBC_DEP_BINUTILS
     select BINUTILS_REQUIRE_2_25_or_later if GLIBC_2_26_or_later
     select BINUTILS_REQUIRE_older_than_2_30 if GLIBC_older_than_2_26 && ARCH_ARM && ARCH_64
 
+# Glibc 2.26 requires GCC4.9 or newer
 # Glibc 2.29 requires GCC5+ or, for ppc64le, GCC6.2+. We only support the latest
 # release on GCC6 branch, so just assume it is newer than 6.2
 # Glibc 2.30 uncondtionally requires GCC 6.2+
 config GLIBC_DEP_GCC
     def_bool y
+    select GCC_REQUIRE_4_9_or_later if GLIBC_2_26_or_later
     select GCC_REQUIRE_5_or_later if GLIBC_2_29_or_later
     select GCC_REQUIRE_6_or_later if GLIBC_2_29_or_later && ARCH_POWERPC && ARCH_64 && ARCH_LE
     select GCC_REQUIRE_6_or_later if GLIBC_2_30_or_later
@@ -64,9 +66,11 @@ config GLIBC_DEP_MAKE_4_0
     select MAKE_REQUIRE_4_0_or_later
     select MAKE_GNUMAKE_SYMLINK # Override old host make in .build/tools/bin
 
-config GLIBC_DEP_GCC
+# Glibc 2.31 removed support for pre-v8 SPARC in 32-bit mode (64-bit mode always
+# required UltraSPARC)
+config GLIBC_SPARC_ALLOW_V7
     def_bool y
-    select GCC_REQUIRE_4_9_or_later if GLIBC_2_26_or_later
+    depends on GLIBC_2_30_or_older
 
 config THREADS
     default "nptl"

packages/gcc/package.desc

@@ -2,5 +2,5 @@ repository='svn svn://gcc.gnu.org/svn/gcc'
 mirrors='$(CT_Mirrors GNU gcc/gcc-${CT_GCC_VERSION}) $(CT_Mirrors sourceware gcc/releases/gcc-${CT_GCC_VERSION})'
 relevantpattern='4.*|. *|.'
 origin='GNU'
-milestones='4.8 4.9 5 6 7'
+milestones='4.8 4.9 5 6 7 8'
 archive_formats='.tar.xz .tar.gz'

packages/uClibc-ng/1.0.33/0000-missing-header.patch

@@ -0,0 +1,20 @@
+commit 6f7c6883b72134d1ae28a6223ab9c9738d033867
+Author: Waldemar Brodkorb <wbx@openadk.org>
+Date:   Wed Feb 19 10:18:03 2020 +0100
+
+    malloc: add missing header for some arch (alpha)
+
+---
+ libc/stdlib/malloc-standard/malloc.h |    1 +
+ 1 file changed, 1 insertion(+)
+
+--- a/libc/stdlib/malloc-standard/malloc.h
++++ b/libc/stdlib/malloc-standard/malloc.h
+@@ -23,6 +23,7 @@
+ #include <stdlib.h>
+ #include <sys/mman.h>
+ #include <bits/uClibc_mutex.h>
++#include <bits/uClibc_page.h>
+ 
+ 
+ 

scripts/build/arch/sparc.sh

@@ -3,6 +3,8 @@ CT_DoArchTupleValues() {
     # That's the only thing to override
     CT_TARGET_ARCH="sparc${target_bits_64}${CT_ARCH_SUFFIX}"
 
+    if [ "${CT_KERNEL}" = "linux" -a -z "${CT_ARCH_CPU}" ]; then
+	if [ "${CT_ARCH_64}" = "y" ]; then
 	    # By default, sparc64-*-linux is configured with -mcpu=v9. However,
 	    # according to https://sourceware.org/ml/libc-alpha/2005-12/msg00027.html,
 	    # "There is no Linux sparc64 port that runs on non-UltraSPARC-I+ ISA CPUs."
@@ -11,13 +13,22 @@ CT_DoArchTupleValues() {
 	    # but that patch has not been integrated (yet). One concern raised about
 	    # this patch was that -mcpu=ultrasparc can suboptimally schedule instructions
 	    # for newer SPARC CPUs. So, override to -mcpu=ultrasparc and warn the user.
-    if [ "${CT_KERNEL}" = "linux" -a "${CT_ARCH_64}" = "y" -a -z "${CT_ARCH_CPU}" ]; then
 	    CT_DoLog WARN "Setting CPU to UltraSPARC-I for sparc64-linux. Set CT_ARCH_CPU if a different CPU is desired."
 	    CT_ARCH_WITH_CPU="--with-cpu=ultrasparc"
 	    if [ -n "${CT_ARCH_SUPPORTS_WITH_32_64}" -a -n "${CT_MULTILIB}" ]; then
 		CT_ARCH_WITH_CPU_32="--with-cpu-32=ultrasparc"
 		CT_ARCH_WITH_CPU_64="--with-cpu-64=ultrasparc"
 	    fi
+	else
+	    # Similarly, sparc-*-linux defaults to v7. GLIBC 2.31 started to reject
+	    # pre-v8 configurations with 2.31, and default v8 fails a subsequent test for
+	    # using atomics (which are presumably, only available on some v8 CPUs).
+	    # Therefore, default to v9.
+	    if [ -z "${CT_GLIBC_SPARC_ALLOW_V7}" ]; then
+		CT_DoLog WARN "Setting CPU to V9 for sparc-linux. Set CT_ARCH_CPU if a different CPU is desired."
+		CT_ARCH_WITH_CPU="--with-cpu=v9"
+	    fi
+	fi
     fi
 }