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diff -Naur gc-8.0.6.org/config.guess gc-8.0.6.sw/config.guess
--- gc-8.0.6.org/config.guess 2022-02-14 09:01:19.450000000 +0000
+++ gc-8.0.6.sw/config.guess 2022-02-15 02:27:24.780000000 +0000
@@ -973,6 +973,14 @@ EOF
UNAME_MACHINE=aarch64_be
GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
;;
+ sw_64:Linux:*:*)
+ case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
+ sw) UNAME_MACHINE=sw_64 ;;
+ esac
+ objdump --private-headers /bin/sh | grep -q ld.so.1
+ if test "$?" = 0 ; then LIBC="gnulibc1" ; fi
+ GUESS=${UNAME_MACHINE}-sunway-linux-${LIBC}
+ ;;
alpha:Linux:*:*)
case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' /proc/cpuinfo 2>/dev/null` in
EV5) UNAME_MACHINE=alphaev5 ;;
diff -Naur gc-8.0.6.org/config.sub gc-8.0.6.sw/config.sub
--- gc-8.0.6.org/config.sub 2022-02-14 09:01:19.450000000 +0000
+++ gc-8.0.6.sw/config.sub 2022-02-15 02:25:05.350000000 +0000
@@ -1175,6 +1175,7 @@ case $cpu-$vendor in
case $cpu in
1750a | 580 \
| a29k \
+ | sw_64 \
| aarch64 | aarch64_be \
| abacus \
| alpha | alphaev[4-8] | alphaev56 | alphaev6[78] \
diff -Naur gc-8.0.6.org/extra/msvc_dbg.c gc-8.0.6.sw/extra/msvc_dbg.c
--- gc-8.0.6.org/extra/msvc_dbg.c 2022-02-14 09:01:19.470000000 +0000
+++ gc-8.0.6.sw/extra/msvc_dbg.c 2022-02-15 02:32:56.220000000 +0000
@@ -156,6 +156,9 @@ size_t GetStackFramesFromContext(HANDLE hProcess, HANDLE hThread,
#elif defined(_M_MRX000)
machineType = IMAGE_FILE_MACHINE_R4000;
stackFrame.AddrPC.Offset = context->Fir;
+#elif defined(_M_SW_64)
+ machineType = IMAGE_FILE_MACHINE_SW_64;
+ stackFrame.AddrPC.Offset = (unsigned long)context->Fir;
#elif defined(_M_ALPHA)
machineType = IMAGE_FILE_MACHINE_ALPHA;
stackFrame.AddrPC.Offset = (unsigned long)context->Fir;
@@ -165,6 +168,9 @@ size_t GetStackFramesFromContext(HANDLE hProcess, HANDLE hThread,
#elif defined(_M_IA64)
machineType = IMAGE_FILE_MACHINE_IA64;
stackFrame.AddrPC.Offset = context->StIIP;
+#elif defined(_M_SW_6464)
+ machineType = IMAGE_FILE_MACHINE_SW_6464;
+ stackFrame.AddrPC.Offset = context->Fir;
#elif defined(_M_ALPHA64)
machineType = IMAGE_FILE_MACHINE_ALPHA64;
stackFrame.AddrPC.Offset = context->Fir;
diff -Naur gc-8.0.6.org/include/gc_config_macros.h gc-8.0.6.sw/include/gc_config_macros.h
--- gc-8.0.6.org/include/gc_config_macros.h 2022-02-14 09:01:19.450000000 +0000
+++ gc-8.0.6.sw/include/gc_config_macros.h 2022-02-15 02:37:26.990000000 +0000
@@ -96,7 +96,7 @@
# define GC_FREEBSD_THREADS
# elif defined(__NetBSD__)
# define GC_NETBSD_THREADS
-# elif defined(__alpha) || defined(__alpha__) /* && !Linux && !xBSD */
+# elif defined(__alpha) || defined(__alpha__) || defined(__sw_64) || defined(__sw_64__) /* && !Linux && !xBSD */
# define GC_OSF1_THREADS
# elif (defined(mips) || defined(__mips) || defined(_mips)) \
&& !(defined(nec_ews) || defined(_nec_ews) \
diff -Naur gc-8.0.6.org/include/gc_tiny_fl.h gc-8.0.6.sw/include/gc_tiny_fl.h
--- gc-8.0.6.org/include/gc_tiny_fl.h 2022-02-14 09:01:19.440000000 +0000
+++ gc-8.0.6.sw/include/gc_tiny_fl.h 2022-02-15 02:38:20.270000000 +0000
@@ -49,7 +49,7 @@
# if defined(__LP64__) || defined (_LP64) || defined(_WIN64) \
|| defined(__s390x__) \
|| (defined(__x86_64__) && !defined(__ILP32__)) \
- || defined(__alpha__) || defined(__powerpc64__) \
+ || defined(__alpha__) || defined(__sw_64__) || defined(__powerpc64__) \
|| defined(__arch64__)
# define GC_GRANULE_BYTES 16
# define GC_GRANULE_WORDS 2
diff -Naur gc-8.0.6.org/include/private/gc_priv.h gc-8.0.6.sw/include/private/gc_priv.h
--- gc-8.0.6.org/include/private/gc_priv.h 2022-02-14 09:01:19.440000000 +0000
+++ gc-8.0.6.sw/include/private/gc_priv.h 2022-02-15 02:40:15.270000000 +0000
@@ -925,7 +925,7 @@ EXTERN_C_BEGIN
/* SMALL_CONFIG: Want less block-level fragmentation. */
#ifndef HBLKSIZE
# if defined(LARGE_CONFIG) || !defined(SMALL_CONFIG)
-# ifdef ALPHA
+# if defined ALPHA || defined SW_64
# define CPP_LOG_HBLKSIZE 13
# elif defined(SN_TARGET_PSP2)
# define CPP_LOG_HBLKSIZE 16 /* page size is set to 64 KB */
diff -Naur gc-8.0.6.org/include/private/gcconfig.h gc-8.0.6.sw/include/private/gcconfig.h
--- gc-8.0.6.org/include/private/gcconfig.h 2022-02-14 09:01:19.440000000 +0000
+++ gc-8.0.6.sw/include/private/gcconfig.h 2022-02-15 02:45:28.230000000 +0000
@@ -418,6 +418,14 @@ EXTERN_C_BEGIN
# define M32R
# define mach_type_known
# endif
+# if defined(__sw_64) || defined(__sw_64__)
+# define SW_64
+# if !defined(LINUX) && !defined(NETBSD) && !defined(OPENBSD) \
+ && !defined(FREEBSD)
+# define OSF1 /* a.k.a Digital Unix */
+# endif
+# define mach_type_known
+# endif
# if defined(__alpha) || defined(__alpha__)
# define ALPHA
# if !defined(LINUX) && !defined(NETBSD) && !defined(OPENBSD) \
@@ -1924,6 +1932,100 @@ EXTERN_C_BEGIN
# endif
# endif /* HP_PA */
+# ifdef SW_64
+# define MACH_TYPE "SW_64"
+# define ALIGNMENT 8
+# define CPP_WORDSZ 64
+# ifdef NETBSD
+# define OS_TYPE "NETBSD"
+# define HEURISTIC2
+ extern ptr_t GC_data_start;
+# define DATASTART GC_data_start
+# define ELFCLASS32 32
+# define ELFCLASS64 64
+# define ELF_CLASS ELFCLASS64
+# define DYNAMIC_LOADING
+# endif
+# ifdef OPENBSD
+# define OS_TYPE "OPENBSD"
+# define ELF_CLASS ELFCLASS64
+# ifndef GC_OPENBSD_THREADS
+# define HEURISTIC2
+# endif
+ extern int __data_start[];
+# define DATASTART ((ptr_t)__data_start)
+ extern int _end[];
+# define DATAEND ((ptr_t)(&_end))
+# define DYNAMIC_LOADING
+# endif
+# ifdef FREEBSD
+# define OS_TYPE "FREEBSD"
+/* MPROTECT_VDB is not yet supported at all on FreeBSD/sw_64. */
+# define SIG_SUSPEND SIGUSR1
+# define SIG_THR_RESTART SIGUSR2
+ /* SIGTSTP and SIGCONT could be used alternatively. */
+# define FREEBSD_STACKBOTTOM
+# ifdef __ELF__
+# define DYNAMIC_LOADING
+# endif
+/* Handle unmapped hole sw_64*-*-freebsd[45]* puts between etext and edata. */
+ extern char etext[];
+ extern char edata[];
+# if !defined(CPPCHECK)
+ extern char end[];
+# endif
+# define NEED_FIND_LIMIT
+# define DATASTART ((ptr_t)(&etext))
+ void * GC_find_limit(void *, int);
+# define DATAEND (ptr_t)GC_find_limit(DATASTART, TRUE)
+# define DATAEND_IS_FUNC
+# define GC_HAVE_DATAREGION2
+# define DATASTART2 ((ptr_t)(&edata))
+# define DATAEND2 ((ptr_t)(&end))
+# endif
+# ifdef OSF1
+# define OS_TYPE "OSF1"
+# define DATASTART ((ptr_t)0x140000000)
+ extern int _end[];
+# define DATAEND ((ptr_t)(&_end))
+ extern char ** environ;
+ /* round up from the value of environ to the nearest page boundary */
+ /* Probably breaks if putenv is called before collector */
+ /* initialization. */
+# define STACKBOTTOM ((ptr_t)(((word)(environ) | (getpagesize()-1))+1))
+/* # define HEURISTIC2 */
+ /* Normally HEURISTIC2 is too conservative, since */
+ /* the text segment immediately follows the stack. */
+ /* Hence we give an upper pound. */
+ /* This is currently unused, since we disabled HEURISTIC2 */
+ extern int __start[];
+# define HEURISTIC2_LIMIT ((ptr_t)((word)(__start) & ~(getpagesize()-1)))
+# ifndef GC_OSF1_THREADS
+ /* Unresolved signal issues with threads. */
+# define MPROTECT_VDB
+# endif
+# define DYNAMIC_LOADING
+# endif
+# ifdef LINUX
+# define OS_TYPE "LINUX"
+# define LINUX_STACKBOTTOM
+# define COUNT_UNMAPPED_REGIONS
+# ifdef __ELF__
+# define SEARCH_FOR_DATA_START
+# define DYNAMIC_LOADING
+# else
+# define DATASTART ((ptr_t)0x140000000)
+# endif
+ extern int _end[];
+# define DATAEND ((ptr_t)(_end))
+# if !defined(REDIRECT_MALLOC)
+# define MPROTECT_VDB
+ /* Has only been superficially tested. May not */
+ /* work on all versions. */
+# endif
+# endif
+# endif
+
# ifdef ALPHA
# define MACH_TYPE "ALPHA"
# define ALIGNMENT 8
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