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| author | Ivan Maidanski <ivmai@mail.ru> | 2011-07-26 17:07:21 +0400 |
|---|---|---|
| committer | Ivan Maidanski <ivmai@mail.ru> | 2011-07-26 17:07:21 +0400 |
| commit | 3313dcc53de4d5d5f76f58a856beb06688d1f8c7 (patch) | |
| tree | 112d67f2a8b062a9e238469308394e762e26e2f5 /mach_dep.c | |
| parent | 9f27ae7aee7a12b3c99d0ce7dc4c7384e3189fa2 (diff) | |
| download | bdwgc-3313dcc53de4d5d5f76f58a856beb06688d1f8c7.tar.gz | |
gc6.1alpha4 tarball importgc6_1alpha4
Diffstat (limited to 'mach_dep.c')
| -rw-r--r-- | mach_dep.c | 37 |
1 files changed, 27 insertions, 10 deletions
@@ -245,7 +245,8 @@ void GC_push_regs() || ( defined(I386) && defined(FREEBSD) && defined(__ELF__) ) \ || ( defined(I386) && defined(NETBSD) && defined(__ELF__) ) \ || ( defined(I386) && defined(OPENBSD) && defined(__ELF__) ) \ - || ( defined(I386) && defined(HURD) && defined(__ELF__) ) + || ( defined(I386) && defined(HURD) && defined(__ELF__) ) \ + || ( defined(I386) && defined(DGUX) ) /* This is modified for Linux with ELF (Note: _ELF_ only) */ /* This section handles FreeBSD with ELF. */ @@ -429,7 +430,7 @@ ptr_t cold_gc_frame; *i = 0; } # if defined(POWERPC) || defined(MSWIN32) || defined(MSWINCE) \ - || defined(UTS4) || defined(LINUX) + || defined(UTS4) || defined(LINUX) || defined(EWS4800) (void) setjmp(regs); # else (void) _setjmp(regs); @@ -492,8 +493,11 @@ 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. */ -# ifdef IA64 -# ifdef __GNUC__ +/* We now implement this as a separate assembly file, since inline */ +/* assembly code here doesn't work with either the Intel or HP */ +/* compilers. */ +# if 0 +# ifdef LINUX asm(" .text"); asm(" .psr abi64"); asm(" .psr lsb"); @@ -510,12 +514,25 @@ 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 |