system/gcc: Update to 13.3.0

0012-static-pie and 201-ada were forward-ported by my own paws.

Three digit 0xx underscore patches are from Gentoo.  This is also the
source of the insn-split and match-split patches, which significantly
increase performance on build.  They are also the source of the new
configure option --with-matchpd-partitions.  On systems with very many
cores/threads, a number higher than 32 would probably perform even
better, but 32 should give decent perf on 8+ threads, and runs quite
nicely on the 64-thread Talos II I ran the testbuild on.

202 is from Void.  The 300s are originally written by me.

The Ada patch now includes an improvement to use posix_openpt instead
of getpt, which fixes link errors later on.

We also now use STAGE1_CFLAGS and BOOT_CFLAGS to improve build times.
Improvement was clocked from 40m to 32m (-8m, or 20%) on gwyn.

The patch for Go name mangling is needed to build packages that use
reflect2, which includes user/gitlab-runner.

1 files changed, 0 insertions, 51 deletions

diff --git a/system/gcc/0016-invalid-tls-model.patch b/system/gcc/0016-invalid-tls-model.patch
deleted file mode 100644
index d3b2b8ea0..000000000
--- a/system/gcc/0016-invalid-tls-model.patch
+++ /dev/null
@@ -1,51 +0,0 @@
---- gcc-7.3.0/libgomp/configure.tgt.orig	2018-09-25 13:44:16.654561098 -0400
-+++ gcc-7.3.0/libgomp/configure.tgt	2018-09-25 13:44:50.452688100 -0400
-@@ -10,23 +10,6 @@
- #  XCFLAGS		Add extra compile flags to use.
- #  XLDFLAGS		Add extra link flags to use.
- 
--# Optimize TLS usage by avoiding the overhead of dynamic allocation.
--if test $gcc_cv_have_tls = yes ; then
--  case "${target}" in
--
--    *-*-k*bsd*-gnu*)
--	;;
--
--    *-*-linux* | *-*-gnu*)
--	XCFLAGS="${XCFLAGS} -ftls-model=initial-exec"
--	;;
--
--    *-*-rtems*)
--	XCFLAGS="${XCFLAGS} -ftls-model=local-exec"
--	;;
--  esac
--fi
--
- # Since we require POSIX threads, assume a POSIX system by default.
- config_path="posix"
- 
---- gcc-7.3.0/libitm/configure.tgt.orig	2018-09-25 13:47:31.019296903 -0400
-+++ gcc-7.3.0/libitm/configure.tgt	2018-09-25 13:47:37.676322335 -0400
-@@ -27,22 +27,6 @@
- #  XCFLAGS		Add extra compile flags to use.
- #  XLDFLAGS		Add extra link flags to use.
- 
--# Optimize TLS usage by avoiding the overhead of dynamic allocation.
--if test "$gcc_cv_have_tls" = yes ; then
--  case "${target}" in
--
--    # For x86, we use slots in the TCB head for most of our TLS.
--    # The setup of those slots in beginTransaction can afford to
--    # use the global-dynamic model.
--    i[456]86-*-linux* | x86_64-*-linux*)
--	;;
--    
--    *-*-linux*)
--	XCFLAGS="${XCFLAGS} -ftls-model=initial-exec"
--	;;
--  esac
--fi
--
- # Map the target cpu to an ARCH sub-directory.  At the same time,
- # work out any special compilation flags as necessary.
- case "${target_cpu}" in