diff options
Diffstat (limited to 'gdb/hppa-tdep.c')
| -rw-r--r-- | gdb/hppa-tdep.c | 45 |
1 files changed, 37 insertions, 8 deletions
diff --git a/gdb/hppa-tdep.c b/gdb/hppa-tdep.c index ffcbf32..793f89b 100644 --- a/gdb/hppa-tdep.c +++ b/gdb/hppa-tdep.c @@ -2254,14 +2254,34 @@ hppa_fix_call_dummy (dummy, pc, fun, nargs, args, type, gcc_p) /* It must also be an import stub. */ u = find_unwind_entry (SYMBOL_VALUE (stub_symbol)); - if (!u - || (u->stub_unwind.stub_type != IMPORT) - && u->stub_unwind.stub_type != IMPORT_SHLIB) + if (u == NULL + || (u->stub_unwind.stub_type != IMPORT +#ifdef GDB_NATIVE_HPUX_11 + /* Sigh. The hpux 10.20 dynamic linker will blow + chunks if we perform a call to an unbound function + via the IMPORT_SHLIB stub. The hpux 11.00 dynamic + linker will blow chunks if we do not call the + unbound function via the IMPORT_SHLIB stub. + + We currently have no way to select bevahior on just + the target. However, we only support HPUX/SOM in + native mode. So we conditinalize on a native + #ifdef. Ugly. Ugly. Ugly */ + && u->stub_unwind.stub_type != IMPORT_SHLIB +#endif + )) continue; /* OK. Looks like the correct import stub. */ newfun = SYMBOL_VALUE (stub_symbol); fun = newfun; + + /* If we found an IMPORT stub, then we want to stop + searching now. If we found an IMPORT_SHLIB, we want + to continue the search in the hopes that we will find + an IMPORT stub. */ + if (u->stub_unwind.stub_type == IMPORT) + break; } } @@ -3671,6 +3691,15 @@ restart: || (inst & 0xffffc00c) == 0x73c10008) save_sp = 0; + /* Are we loading some register with an offset from the argument + pointer? */ + if ((inst & 0xffe00000) == 0x37a00000 + || (inst & 0xffffffe0) == 0x081d0240) + { + pc += 4; + continue; + } + /* Account for general and floating-point register saves. */ reg_num = inst_saves_gr (inst); save_gr &= ~(1 << reg_num); @@ -3685,9 +3714,9 @@ restart: FIXME. Can still die if we have a mix of GR and FR argument stores! */ - if (reg_num >= 23 && reg_num <= 26) + if (reg_num >= (TARGET_PTR_BIT == 64 ? 19 : 23) && reg_num <= 26) { - while (reg_num >= 23 && reg_num <= 26) + while (reg_num >= (TARGET_PTR_BIT == 64 ? 19 : 23) && reg_num <= 26) { pc += 4; status = target_read_memory (pc, buf, 4); @@ -3714,7 +3743,7 @@ restart: save. */ if ((inst & 0xfc000000) == 0x34000000 && inst_saves_fr (next_inst) >= 4 - && inst_saves_fr (next_inst) <= 7) + && inst_saves_fr (next_inst) <= (TARGET_PTR_BIT == 64 ? 11 : 7)) { /* So we drop into the code below in a reasonable state. */ reg_num = inst_saves_fr (next_inst); @@ -3725,9 +3754,9 @@ restart: This is a kludge as on the HP compiler sets this bit and it never does prologue scheduling. So once we see one, skip past all of them. */ - if (reg_num >= 4 && reg_num <= 7) + if (reg_num >= 4 && reg_num <= (TARGET_PTR_BIT == 64 ? 11 : 7)) { - while (reg_num >= 4 && reg_num <= 7) + while (reg_num >= 4 && reg_num <= (TARGET_PTR_BIT == 64 ? 11 : 7)) { pc += 8; status = target_read_memory (pc, buf, 4); |