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import gdb-1999-09-28 snapshot

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This commit is contained in:
Jason Molenda
1999-09-28 21:55:21 +00:00
parent f4bda9848f
commit 6426a772a2
37 changed files with 925 additions and 603 deletions
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45
gdb/hppa-tdep.c
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@ -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);