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Cleanups and signal handler backtrace fix for GNU/Linux PPC port.

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This commit is contained in:
Kevin Buettner
2000-02-22 18:47:41 +00:00
parent 9a1e79ca63
commit 50c9bd316d
4 changed files with 39 additions and 22 deletions
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15
gdb/ppc-linux-tdep.c
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@@ -95,6 +95,8 @@
#define PPC_LINUX_PT_FPR31 (PPC_LINUX_PT_FPR0 + 2*31)
#define PPC_LINUX_PT_FPSCR (PPC_LINUX_PT_FPR0 + 2*32 + 1)
int ppc_linux_at_sigtramp_return_path (CORE_ADDR pc);
/* Determine if pc is in a signal trampoline...
Ha! That's not what this does at all. wait_for_inferior in infrun.c
@@ -312,12 +314,19 @@ ppc_linux_frame_saved_pc (struct frame_info *fi)
if (fi->signal_handler_caller)
{
CORE_ADDR regs_addr =
read_memory_integer (fi->frame + PPC_LINUX_REGS_PTR_OFFSET, 4);
read_memory_integer (fi->frame + PPC_LINUX_REGS_PTR_OFFSET, 4);
/* return the NIP in the regs array */
return read_memory_integer (regs_addr + 4 * PPC_LINUX_PT_NIP, 4);
}
return rs6000_frame_saved_pc (fi);
else if (fi->next && fi->next->signal_handler_caller)
{
CORE_ADDR regs_addr =
read_memory_integer (fi->next->frame + PPC_LINUX_REGS_PTR_OFFSET, 4);
/* return LNK in the regs array */
return read_memory_integer (regs_addr + 4 * PPC_LINUX_PT_LNK, 4);
}
else
return rs6000_frame_saved_pc (fi);
}
void