On 12/10/2012 08:50 AM, Steve Ellcey wrote:
> 2012-12-07 Steve Ellcey
>
> PR target/54061
> rtl.h (IGNORED_DWARF_REGNUM): New.
> * dwarf2out.c (reg_loc_descriptor): Check for IGNORED_DWARF_REGNUM.
> (mem_loc_descriptor): Ditto.
> * config/mips/mips.h (ALL_COP_REG_F
> 2012-12-07 Steve Ellcey
>
> PR target/54061
> rtl.h (IGNORED_DWARF_REGNUM): New.
> * dwarf2out.c (reg_loc_descriptor): Check for IGNORED_DWARF_REGNUM.
> (mem_loc_descriptor): Ditto.
> * config/mips/mips.h (ALL_COP_REG_FIRST): New.
> (ALL_COP_REG_
On Mon, 2012-12-10 at 10:53 +, Richard Sandiford wrote:
> So please ignore that stupid suggestion. The comments about the MIPS
> parts still stand of course.
>
> Richard
Here is a new patch. I made the MIPS changes and I also changed some
code in dwarf2out.c. I was making some calls to db
"H.J. Lu" writes:
> On Sat, Dec 8, 2012 at 2:14 AM, Richard Sandiford
> wrote:
>>
>> As far as the dwarf2out.c bits go, I think the original dbx_reg_number
>> assert:
>>
>> gcc_assert (regno != INVALID_REGNUM);
>>
>> should become:
>>
>> gcc_assert (regno != INVALID_REGNUM && regno != IGNORE
On Sat, Dec 8, 2012 at 2:14 AM, Richard Sandiford
wrote:
>
> As far as the dwarf2out.c bits go, I think the original dbx_reg_number assert:
>
> gcc_assert (regno != INVALID_REGNUM);
>
> should become:
>
> gcc_assert (regno != INVALID_REGNUM && regno != IGNORED_DWARF_REGNUM);
>
> since it's the
Steve Ellcey writes:
> diff --git a/gcc/config/mips/mips.c b/gcc/config/mips/mips.c
> index b6a2290..bc99f29 100644
> --- a/gcc/config/mips/mips.c
> +++ b/gcc/config/mips/mips.c
> @@ -16757,6 +16757,9 @@ mips_option_override (void)
>for (i = FP_REG_FIRST; i <= FP_REG_LAST; i++)
> mips_dbx
> 2012-12-07 Steve Ellcey
>
> PR target/54061
> * rtl.h (IGNORED_DWARF_REGNUM): New.
> * dwarfwout.c (reg_loc_descriptor): Check for IGNORED_DWARF_REGNUM.
Typo: s/dwarfwout/dwarf2out/
> (mem_loc_descriptor): Ditto.
> * config/mips/mips.c (mips_option_ove
> On Fri, 2012-12-07 at 14:43 -0800, H.J. Lu wrote:
>
>> > I think you need a way to tell a bad register from a good register
>> > which doesn't have DWARF register number.
Here is a patch using your IGNORED_DWARF_REGNUM idea.
Steve Ellcey
sell...@mips.com
2012-12-07 Steve Ellcey
P
On Fri, Dec 7, 2012 at 2:55 PM, Steve Ellcey wrote:
> On Fri, 2012-12-07 at 14:43 -0800, H.J. Lu wrote:
>
>> > I think you need a way to tell a bad register from a good register
>> > which doesn't have DWARF register number.
>> >
>>
>> Something like
>>
>> #define IGNORED_DWARF_REGNUM(
On Fri, 2012-12-07 at 14:43 -0800, H.J. Lu wrote:
> > I think you need a way to tell a bad register from a good register
> > which doesn't have DWARF register number.
> >
>
> Something like
>
> #define IGNORED_DWARF_REGNUM(INVALID_REGNUM - 1)
The other option would be to have a new
On Fri, Dec 7, 2012 at 2:17 PM, H.J. Lu wrote:
> On Fri, Dec 7, 2012 at 1:59 PM, Steve Ellcey wrote:
>> This is my attempt to fix PR 54061, a bug where GCC aborts while trying to
>> put out debug information for a co-processor register. My understanding is
>> that gdb cannot access the coprocess
On Fri, Dec 7, 2012 at 1:59 PM, Steve Ellcey wrote:
> This is my attempt to fix PR 54061, a bug where GCC aborts while trying to
> put out debug information for a co-processor register. My understanding is
> that gdb cannot access the coprocessor registers and so there is no valid
> debug informa
This is my attempt to fix PR 54061, a bug where GCC aborts while trying to
put out debug information for a co-processor register. My understanding is
that gdb cannot access the coprocessor registers and so there is no valid
debug information that can be put out for this case. So my fix is to remo
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