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| author | Bryce McKinlay <bryce@waitaki.otago.ac.nz> | 2001-10-16 09:01:40 +0000 |
|---|---|---|
| committer | Bryce McKinlay <bryce@gcc.gnu.org> | 2001-10-16 10:01:40 +0100 |
| commit | 4c7726b172c35bd078bb0f88025670ffddd94a92 (patch) | |
| tree | 483dc5098530e605b23e445c94fcdfdfec0d9b23 /boehm-gc/mach_dep.c | |
| parent | 107abb2f61f6e53ebb7aa05b78fdd9234ee7877c (diff) | |
| download | gcc-4c7726b172c35bd078bb0f88025670ffddd94a92.zip gcc-4c7726b172c35bd078bb0f88025670ffddd94a92.tar.gz gcc-4c7726b172c35bd078bb0f88025670ffddd94a92.tar.bz2 | |
Makefile.am, [...]: Imported GC 6.1 Alpha 1 and merged local changes.
* Makefile.am, acinclude.m4, configure.in: Imported GC 6.1 Alpha 1
and merged local changes.
From-SVN: r46283
Diffstat (limited to 'boehm-gc/mach_dep.c')
| -rw-r--r-- | boehm-gc/mach_dep.c | 28 |
1 files changed, 21 insertions, 7 deletions
diff --git a/boehm-gc/mach_dep.c b/boehm-gc/mach_dep.c index 776bf69..35e9264 100644 --- a/boehm-gc/mach_dep.c +++ b/boehm-gc/mach_dep.c @@ -492,8 +492,9 @@ ptr_t cold_gc_frame; /* On IA64, we also need to flush register windows. But they end */ /* up on the other side of the stack segment. */ /* Returns the backing store pointer for the register stack. */ +/* We implement this as a separate file in HP/UX. */ # ifdef IA64 -# ifdef __GNUC__ +# ifdef LINUX asm(" .text"); asm(" .psr abi64"); asm(" .psr lsb"); @@ -510,12 +511,25 @@ ptr_t cold_gc_frame; asm(" mov r8=ar.bsp"); asm(" br.ret.sptk.few rp"); asm(" .endp GC_save_regs_in_stack"); -# else - void GC_save_regs_in_stack() { - asm(" flushrs"); - asm(" ;;"); - asm(" mov r8=ar.bsp"); - asm(" br.ret.sptk.few rp"); +# endif /* LINUX */ +# if 0 /* Other alternatives that don't work on HP/UX */ + word GC_save_regs_in_stack() { +# if USE_BUILTINS + __builtin_ia64_flushrs(); + return __builtin_ia64_bsp(); +# else +# ifdef HPUX + _asm(" flushrs"); + _asm(" ;;"); + _asm(" mov r8=ar.bsp"); + _asm(" br.ret.sptk.few rp"); +# else + asm(" flushrs"); + asm(" ;;"); + asm(" mov r8=ar.bsp"); + asm(" br.ret.sptk.few rp"); +# endif +# endif } # endif # endif |