diff options
Diffstat (limited to 'boehm-gc/os_dep.c')
| -rw-r--r-- | boehm-gc/os_dep.c | 60 |
1 files changed, 41 insertions, 19 deletions
diff --git a/boehm-gc/os_dep.c b/boehm-gc/os_dep.c index a972dec805c..76e909f7971 100644 --- a/boehm-gc/os_dep.c +++ b/boehm-gc/os_dep.c @@ -1064,7 +1064,8 @@ void GC_register_data_segments() # else -# if (defined(SVR4) || defined(AUX) || defined(DGUX)) && !defined(PCR) +# if (defined(SVR4) || defined(AUX) || defined(DGUX) \ + || (defined(LINUX) && defined(SPARC))) && !defined(PCR) char * GC_SysVGetDataStart(max_page_size, etext_addr) int max_page_size; int * etext_addr; @@ -2580,23 +2581,37 @@ struct hblk *h; * Call stack save code for debugging. * Should probably be in mach_dep.c, but that requires reorganization. */ -#if defined(SPARC) && !defined(LINUX) -# if defined(SUNOS4) -# include <machine/frame.h> -# else -# if defined (DRSNX) -# include <sys/sparc/frame.h> -# else -# if defined(OPENBSD) -# include <frame.h> -# else -# include <sys/frame.h> -# endif -# endif -# endif -# if NARGS > 6 +#if defined(SPARC) +# if defined(LINUX) +struct frame { + long fr_local[8]; + long fr_arg[6]; + struct frame *fr_savfp; + long fr_savpc; +# ifndef __arch64__ + char *fr_stret; +# endif + long fr_argd[6]; + long fr_argx[0]; +}; +# else +# if defined(SUNOS4) +# include <machine/frame.h> +# else +# if defined (DRSNX) +# include <sys/sparc/frame.h> +# else +# if defined(OPENBSD) +# include <frame.h> +# else +# include <sys/frame.h> +# endif +# endif +# endif +# endif +# if NARGS > 6 --> We only know how to to get the first 6 arguments -# endif +# endif #ifdef SAVE_CALL_CHAIN /* Fill in the pc and argument information for up to NFRAMES of my */ @@ -2610,6 +2625,12 @@ struct hblk *h; # define FR_SAVPC fr_savpc #endif +#if defined(SPARC) && (defined(__arch64__) || defined(__sparcv9)) +#define BIAS 2047 +#else +#define BIAS 0 +#endif + void GC_save_callers (info) struct callinfo info[NFRAMES]; { @@ -2620,8 +2641,9 @@ struct callinfo info[NFRAMES]; frame = (struct frame *) GC_save_regs_in_stack (); - for (fp = frame -> FR_SAVFP; fp != 0 && nframes < NFRAMES; - fp = fp -> FR_SAVFP, nframes++) { + for (fp = (struct frame *)((long) frame -> FR_SAVFP + BIAS); + fp != 0 && nframes < NFRAMES; + fp = (struct frame *)((long) fp -> FR_SAVFP + BIAS), nframes++) { register int i; info[nframes].ci_pc = fp->FR_SAVPC; |