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Re: [PATCH 4/4] define ASM_OUTPUT_LABEL to the name of a function


On Wed, 2015-08-05 at 13:47 +0200, Richard Biener wrote:
> On Wed, Aug 5, 2015 at 12:57 PM, Trevor Saunders <tbsaunde@tbsaunde.org> wrote:
> > On Mon, Jul 27, 2015 at 11:06:58AM +0200, Richard Biener wrote:
> >> On Sat, Jul 25, 2015 at 4:37 AM,  <tbsaunde+gcc@tbsaunde.org> wrote:
> >> > From: Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
> >> >
> >> >         * config/arc/arc.h, config/bfin/bfin.h, config/frv/frv.h,
> >> >         config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
> >> >         config/lm32/lm32.h, config/mep/mep.h, config/mmix/mmix.h,
> >> >         config/rs6000/rs6000.c, config/rs6000/xcoff.h, config/spu/spu.h,
> >> >         config/visium/visium.h, defaults.h: Define ASM_OUTPUT_LABEL to
> >> > the name of a function.
> >> >         * output.h (default_output_label): New prototype.
> >> >         * varasm.c (default_output_label): New function.
> >> >         * vmsdbgout.c: Include tm_p.h.
> >> >         * xcoffout.c: Likewise.
> >>
> >> Just a general remark - the GCC output machinery is known to be slow,
> >> adding indirect calls might be not the very best idea without refactoring
> >> some of it.
> >>
> >> Did you do any performance measurements for artificial testcases
> >> exercising the specific bits you change?
> >
> > sorry about the delay, but I finally got a chance to do some perf tests
> > of the first patch.  I took three test cases fold-const.ii, insn-emit.ii
> > and a random .i from firefox and did 3 trials of the length of 100
> > compilations.  The only non default flag was -std=gnu++11.
> >
> > results before patch hookizing output_ascii
> >
> > fold-const.ii
> > real    3m18.051s
> > user    2m41.340s
> > sys     0m36.544s
> > real    3m18.141s
> > user    2m42.236s
> > sys     0m35.740s
> > real    3m18.297s
> > user    2m42.316s
> > sys     0m35.804s
> >
> > insn-emit.ii
> > real    9m58.229s
> > user    8m26.960s
> > sys     1m31.224s
> > real    9m57.857s
> > user    8m24.616s
> > sys     1m33.072s
> > real    9m57.922s
> > user    8m25.232s
> > sys     1m32.512s
> >
> > mozilla.ii
> > real    8m5.732s
> > user    6m44.888s
> > sys     1m20.764s
> > real    8m5.404s
> > user    6m44.468s
> > sys     1m20.856s
> > real    7m59.197s
> > user    6m39.632s
> > sys     1m19.472s
> >
> > after patch
> >
> > fold-const.ii
> > real    3m18.488s
> > user    2m41.972s
> > sys     0m36.388s
> > real    3m18.215s
> > user    2m41.640s
> > sys     0m36.432s
> > real    3m18.368s
> > user    2m42.492s
> > sys     0m35.720s
> >
> > insn-emit.ii
> > real    10m4.700s
> > user    8m32.536s
> > sys     1m32.120s
> > real    10m4.241s
> > user    8m31.456s
> > sys     1m32.728s
> > real    10m4.515s
> > user    8m32.056s
> > sys     1m32.396s
> >
> > mozilla.ii
> > real    7m58.018s
> > user    6m38.008s
> > sys     1m19.924s
> > real    7m59.269s
> > user    6m37.736s
> > sys     1m21.448s
> > real    7m58.254s
> > user    6m37.828s
> > sys     1m20.324s
> >
> > So, roughly that looks to me like a range from improving by .5% to
> > regressing by 1%.  I'm not sure what could cause an improvement, so I
> > kind of wonder how valid these results are.
> 
> Hmm, indeed.  The speedup looks suspicious.
> 
> > Another question is how one can refactor the output machinary to be
> > faster.  My first  thought is to buffer text internally before calling
> > stdio functions, but that seems like a giant job.
> 
> stdio functions are already buffering, so I don't know either.
> 
> But yes, going the libas route would improve things here, or for
> example enhancing gas to be able to eat target binary data
> without the need to encode it in printable characters...
> 
> .raw_data number-of-bytes
> <raw data>
> 
> Makes it quite unparsable to editors of course ...

A middle-ground might be to do both:

.raw_data number-of-bytes
<raw data>


> Richard.
> 
> > thanks!
> >
> > Trev
> >
> > far outside of noise,
> >>
> >> Richard.
> >>
> >> > ---
> >> >  gcc/config/arc/arc.h              |  3 +--
> >> >  gcc/config/bfin/bfin.h            |  5 +----
> >> >  gcc/config/frv/frv.h              |  6 +-----
> >> >  gcc/config/ia64/ia64-protos.h     |  1 +
> >> >  gcc/config/ia64/ia64.c            | 11 +++++++++++
> >> >  gcc/config/ia64/ia64.h            |  8 +-------
> >> >  gcc/config/lm32/lm32.h            |  3 +--
> >> >  gcc/config/mep/mep.h              |  8 +-------
> >> >  gcc/config/mmix/mmix.h            |  3 +--
> >> >  gcc/config/pa/pa-protos.h         |  1 +
> >> >  gcc/config/pa/pa.c                | 12 ++++++++++++
> >> >  gcc/config/pa/pa.h                |  9 +--------
> >> >  gcc/config/rs6000/rs6000-protos.h |  1 +
> >> >  gcc/config/rs6000/rs6000.c        |  8 ++++++++
> >> >  gcc/config/rs6000/xcoff.h         |  3 +--
> >> >  gcc/config/spu/spu.h              |  3 +--
> >> >  gcc/config/visium/visium.h        |  3 +--
> >> >  gcc/defaults.h                    |  6 +-----
> >> >  gcc/output.h                      |  3 +++
> >> >  gcc/varasm.c                      |  9 +++++++++
> >> >  gcc/vmsdbgout.c                   |  1 +
> >> >  gcc/xcoffout.c                    |  1 +
> >> >  22 files changed, 60 insertions(+), 48 deletions(-)
> >> >
> >> > diff --git a/gcc/config/arc/arc.h b/gcc/config/arc/arc.h
> >> > index d98cce1..d3747b9 100644
> >> > --- a/gcc/config/arc/arc.h
> >> > +++ b/gcc/config/arc/arc.h
> >> > @@ -1245,8 +1245,7 @@ do {                                                                      \
> >> >
> >> >  /* This is how to output the definition of a user-level label named NAME,
> >> >     such as the label on a static function or variable NAME.  */
> >> > -#define ASM_OUTPUT_LABEL(FILE, NAME) \
> >> > -do { assemble_name (FILE, NAME); fputs (":\n", FILE); } while (0)
> >> > +#define ASM_OUTPUT_LABEL default_output_label
> >> >
> >> >  #define ASM_NAME_P(NAME) ( NAME[0]=='*')
> >> >
> >> > diff --git a/gcc/config/bfin/bfin.h b/gcc/config/bfin/bfin.h
> >> > index 26ba7c2..08906aa 100644
> >> > --- a/gcc/config/bfin/bfin.h
> >> > +++ b/gcc/config/bfin/bfin.h
> >> > @@ -1044,10 +1044,7 @@ typedef enum directives {
> >> >      ASM_OUTPUT_LABEL(FILE, NAME);      \
> >> >    } while (0)
> >> >
> >> > -#define ASM_OUTPUT_LABEL(FILE, NAME)    \
> >> > -  do {  assemble_name (FILE, NAME);            \
> >> > -        fputs (":\n",FILE);                    \
> >> > -      } while (0)
> >> > +#define ASM_OUTPUT_LABEL default_output_label
> >> >
> >> >  #define ASM_OUTPUT_LABELREF(FILE,NAME)         \
> >> >      do {  fprintf (FILE, "_%s", NAME); \
> >> > diff --git a/gcc/config/frv/frv.h b/gcc/config/frv/frv.h
> >> > index b0d66fd..1d25974 100644
> >> > --- a/gcc/config/frv/frv.h
> >> > +++ b/gcc/config/frv/frv.h
> >> > @@ -1668,11 +1668,7 @@ do {                                                                     \
> >> >     `assemble_name (STREAM, NAME)' to output the name itself; before and after
> >> >     that, output the additional assembler syntax for defining the name, and a
> >> >     newline.  */
> >> > -#define ASM_OUTPUT_LABEL(STREAM, NAME)                                 \
> >> > -do {                                                                   \
> >> > -  assemble_name (STREAM, NAME);                                                \
> >> > -  fputs (":\n", STREAM);                                               \
> >> > -} while (0)
> >> > +#define ASM_OUTPUT_LABEL default_output_label
> >> >
> >> >  /* Globalizing directive for a label.  */
> >> >  #define GLOBAL_ASM_OP "\t.globl "
> >> > diff --git a/gcc/config/ia64/ia64-protos.h b/gcc/config/ia64/ia64-protos.h
> >> > index 29fc714..8e540e4 100644
> >> > --- a/gcc/config/ia64/ia64-protos.h
> >> > +++ b/gcc/config/ia64/ia64-protos.h
> >> > @@ -72,6 +72,7 @@ extern rtx ia64_expand_builtin (tree, rtx, rtx, machine_mode, int);
> >> >  extern rtx ia64_va_arg (tree, tree);
> >> >  #endif /* RTX_CODE */
> >> >
> >> > +extern void ia64_output_label (FILE *f, const char *label);
> >> >  extern void ia64_asm_output_external (FILE *, tree, const char *);
> >> >  extern void ia64_vms_output_aligned_decl_common (FILE *, tree, const char *,
> >> >                                                  unsigned HOST_WIDE_INT,
> >> > diff --git a/gcc/config/ia64/ia64.c b/gcc/config/ia64/ia64.c
> >> > index 779fc58..e07ebb5 100644
> >> > --- a/gcc/config/ia64/ia64.c
> >> > +++ b/gcc/config/ia64/ia64.c
> >> > @@ -10522,6 +10522,17 @@ ia64_hpux_function_arg_padding (machine_mode mode, const_tree type)
> >> >     return DEFAULT_FUNCTION_ARG_PADDING (mode, type);
> >> >  }
> >> >
> >> > +/* Assemble a label.  */
> >> > +
> >> > +void
> >> > +ia64_output_label (FILE *f, const char *label)
> >> > +{
> >> > +  ia64_asm_output_label = 1;
> >> > +  assemble_name (f, label);
> >> > +  fputs (":\n", f);
> >> > +  ia64_asm_output_label = 0;
> >> > +}
> >> > +
> >> >  /* Emit text to declare externally defined variables and functions, because
> >> >     the Intel assembler does not support undefined externals.  */
> >> >
> >> > diff --git a/gcc/config/ia64/ia64.h b/gcc/config/ia64/ia64.h
> >> > index 4b62423..1afa7b7 100644
> >> > --- a/gcc/config/ia64/ia64.h
> >> > +++ b/gcc/config/ia64/ia64.h
> >> > @@ -1246,13 +1246,7 @@ do {                                                                     \
> >> >     why ia64_asm_output_label exists.  */
> >> >
> >> >  extern int ia64_asm_output_label;
> >> > -#define ASM_OUTPUT_LABEL(STREAM, NAME)                                 \
> >> > -do {                                                                   \
> >> > -  ia64_asm_output_label = 1;                                           \
> >> > -  assemble_name (STREAM, NAME);                                                \
> >> > -  fputs (":\n", STREAM);                                               \
> >> > -  ia64_asm_output_label = 0;                                           \
> >> > -} while (0)
> >> > +#define ASM_OUTPUT_LABEL ia64_output_label
> >> >
> >> >  /* Globalizing directive for a label.  */
> >> >  #define GLOBAL_ASM_OP "\t.global "
> >> > diff --git a/gcc/config/lm32/lm32.h b/gcc/config/lm32/lm32.h
> >> > index 986383f..9e8c667 100644
> >> > --- a/gcc/config/lm32/lm32.h
> >> > +++ b/gcc/config/lm32/lm32.h
> >> > @@ -443,8 +443,7 @@ do                                                                  \
> >> >  }                                                                      \
> >> >  while (0)
> >> >
> >> > -#define ASM_OUTPUT_LABEL(FILE, NAME) \
> >> > -  do { assemble_name (FILE, NAME); fputs (":\n", FILE); } while (0)
> >> > +#define ASM_OUTPUT_LABEL default_output_label
> >> >
> >> >  #define ASM_OUTPUT_LABELREF(FILE,NAME) \
> >> >    do {                                 \
> >> > diff --git a/gcc/config/mep/mep.h b/gcc/config/mep/mep.h
> >> > index f7322cb7..8a9d447 100644
> >> > --- a/gcc/config/mep/mep.h
> >> > +++ b/gcc/config/mep/mep.h
> >> > @@ -625,13 +625,7 @@ typedef struct
> >> >  #define ASM_OUTPUT_ALIGNED_DECL_LOCAL(STREAM, DECL, NAME, SIZE, ALIGNMENT) \
> >> >         mep_output_aligned_common (STREAM, DECL, NAME, SIZE, ALIGNMENT, 0)
> >> >
> >> > -#define ASM_OUTPUT_LABEL(STREAM, NAME)         \
> >> > -  do                                           \
> >> > -    {                                          \
> >> > -      assemble_name (STREAM, NAME);            \
> >> > -      fputs (":\n", STREAM);                   \
> >> > -    }                                          \
> >> > -  while (0)
> >> > +#define ASM_OUTPUT_LABEL default_output_label
> >> >
> >> >  /* Globalizing directive for a label.  */
> >> >  #define GLOBAL_ASM_OP "\t.globl "
> >> > diff --git a/gcc/config/mmix/mmix.h b/gcc/config/mmix/mmix.h
> >> > index 29d39bc..aac5aa0 100644
> >> > --- a/gcc/config/mmix/mmix.h
> >> > +++ b/gcc/config/mmix/mmix.h
> >> > @@ -647,8 +647,7 @@ typedef struct { int regs; int lib; } CUMULATIVE_ARGS;
> >> >
> >> >  /* Node: Label Output */
> >> >
> >> > -#define ASM_OUTPUT_LABEL(STREAM, NAME) \
> >> > - mmix_asm_output_label (STREAM, NAME)
> >> > +#define ASM_OUTPUT_LABEL mmix_asm_output_label
> >> >
> >> >  #define ASM_OUTPUT_INTERNAL_LABEL(STREAM, NAME) \
> >> >   mmix_asm_output_internal_label (STREAM, NAME)
> >> > diff --git a/gcc/config/pa/pa-protos.h b/gcc/config/pa/pa-protos.h
> >> > index 0e13cd5..46a3e3b 100644
> >> > --- a/gcc/config/pa/pa-protos.h
> >> > +++ b/gcc/config/pa/pa-protos.h
> >> > @@ -110,6 +110,7 @@ extern void pa_asm_output_aligned_common (FILE *, const char *,
> >> >  extern void pa_asm_output_aligned_local (FILE *, const char *,
> >> >                                          unsigned HOST_WIDE_INT,
> >> >                                          unsigned int);
> >> > +extern void pa_output_label (FILE *f, const char *label);
> >> >  extern void pa_hpux_asm_output_external (FILE *, tree, const char *);
> >> >  extern bool pa_cannot_change_mode_class (machine_mode, machine_mode,
> >> >                                          enum reg_class);
> >> > diff --git a/gcc/config/pa/pa.c b/gcc/config/pa/pa.c
> >> > index b24413a..2bcaa7e 100644
> >> > --- a/gcc/config/pa/pa.c
> >> > +++ b/gcc/config/pa/pa.c
> >> > @@ -9761,6 +9761,18 @@ pa_reloc_rw_mask (void)
> >> >    return 3;
> >> >  }
> >> >
> >> > +/* Assemble a lable.  */
> >> > +
> >> > +void
> >> > +pa_output_label (FILE *f, const char *label)
> >> > +{
> >> > +  assemble_name (f, label);
> >> > +  if (TARGET_GAS)
> >> > +    fputs (":\n", f);
> >> > +  else
> >> > +    fputc ('\n', (f));
> >> > +}
> >> > +
> >> >  static void
> >> >  pa_globalize_label (FILE *stream, const char *name)
> >> >  {
> >> > diff --git a/gcc/config/pa/pa.h b/gcc/config/pa/pa.h
> >> > index bdfbb16..595a10b 100644
> >> > --- a/gcc/config/pa/pa.h
> >> > +++ b/gcc/config/pa/pa.h
> >> > @@ -1107,14 +1107,7 @@ do {                                                                          \
> >> >  /* This is how to output the definition of a user-level label named NAME,
> >> >     such as the label on a static function or variable NAME.  */
> >> >
> >> > -#define ASM_OUTPUT_LABEL(FILE,NAME) \
> >> > -  do {                                                 \
> >> > -    assemble_name ((FILE), (NAME));                    \
> >> > -    if (TARGET_GAS)                                    \
> >> > -      fputs (":\n", (FILE));                           \
> >> > -    else                                               \
> >> > -      fputc ('\n', (FILE));                            \
> >> > -  } while (0)
> >> > +#define ASM_OUTPUT_LABEL pa_output_label
> >> >
> >> >  /* This is how to output a reference to a user-level label named NAME.
> >> >     `assemble_name' uses this.  */
> >> > diff --git a/gcc/config/rs6000/rs6000-protos.h b/gcc/config/rs6000/rs6000-protos.h
> >> > index 560a825..031614f 100644
> >> > --- a/gcc/config/rs6000/rs6000-protos.h
> >> > +++ b/gcc/config/rs6000/rs6000-protos.h
> >> > @@ -169,6 +169,7 @@ extern int function_ok_for_sibcall (tree);
> >> >  extern int rs6000_reg_parm_stack_space (tree, bool);
> >> >  extern void rs6000_xcoff_declare_function_name (FILE *, const char *, tree);
> >> >  extern void rs6000_xcoff_declare_object_name (FILE *, const char *, tree);
> >> > +extern void rs6000_xcoff_output_label (FILE *f, const char *label);
> >> >  extern void rs6000_elf_declare_function_name (FILE *, const char *, tree);
> >> >  extern bool rs6000_elf_in_small_data_p (const_tree);
> >> >  #ifdef ARGS_SIZE_RTX
> >> > diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
> >> > index c8794b4..a214010 100644
> >> > --- a/gcc/config/rs6000/rs6000.c
> >> > +++ b/gcc/config/rs6000/rs6000.c
> >> > @@ -30364,6 +30364,14 @@ rs6000_xcoff_asm_output_anchor (rtx symbol)
> >> >    fprintf (asm_out_file, "\n");
> >> >  }
> >> >
> >> > +/* Assemble the given label.  */
> >> > +void
> >> > +rs6000_xcoff_output_label (FILE *f, const char *label)
> >> > +{
> >> > +  RS6000_OUTPUT_BASENAME (f, label);
> >> > +  fputs (":\n", f);
> >> > +}
> >> > +
> >> >  static void
> >> >  rs6000_xcoff_asm_globalize_label (FILE *stream, const char *name)
> >> >  {
> >> > diff --git a/gcc/config/rs6000/xcoff.h b/gcc/config/rs6000/xcoff.h
> >> > index 8b0cb27..263e239 100644
> >> > --- a/gcc/config/rs6000/xcoff.h
> >> > +++ b/gcc/config/rs6000/xcoff.h
> >> > @@ -119,8 +119,7 @@
> >> >  /* This is how to output the definition of a user-level label named NAME,
> >> >     such as the label on a static function or variable NAME.  */
> >> >
> >> > -#define ASM_OUTPUT_LABEL(FILE,NAME)    \
> >> > -  do { RS6000_OUTPUT_BASENAME (FILE, NAME); fputs (":\n", FILE); } while (0)
> >> > +#define ASM_OUTPUT_LABEL rs6000_xcoff_output_label
> >> >
> >> >  /* This is how to output a command to make the user-level label named NAME
> >> >     defined for reference from other files.  */
> >> > diff --git a/gcc/config/spu/spu.h b/gcc/config/spu/spu.h
> >> > index 25fa435..f35b55e 100644
> >> > --- a/gcc/config/spu/spu.h
> >> > +++ b/gcc/config/spu/spu.h
> >> > @@ -443,8 +443,7 @@ do {                                                                        \
> >> >
> >> >
> >> >  /* Label Output */
> >> > -#define ASM_OUTPUT_LABEL(FILE,NAME)    \
> >> > -  do { assemble_name (FILE, NAME); fputs (":\n", FILE); } while (0)
> >> > +#define ASM_OUTPUT_LABEL default_output_label
> >> >
> >> >  #define ASM_OUTPUT_LABELREF(FILE, NAME) \
> >> >    asm_fprintf (FILE, "%U%s", default_strip_name_encoding (NAME))
> >> > diff --git a/gcc/config/visium/visium.h b/gcc/config/visium/visium.h
> >> > index a2ab61c..6457c55 100644
> >> > --- a/gcc/config/visium/visium.h
> >> > +++ b/gcc/config/visium/visium.h
> >> > @@ -1440,8 +1440,7 @@ do                                                                        \
> >> >     `assemble_name (STREAM, NAME)' to output the name itself; before
> >> >     and after that, output the additional assembler syntax for defining
> >> >     the name, and a newline. */
> >> > -#define ASM_OUTPUT_LABEL(STREAM,NAME)     \
> >> > -  do { assemble_name (STREAM, NAME); fputs (":\n", STREAM); } while (0)
> >> > +#define ASM_OUTPUT_LABEL default_output_label
> >> >
> >> >  /* Globalizing directive for a label */
> >> >  #define GLOBAL_ASM_OP "\t.global "
> >> > diff --git a/gcc/defaults.h b/gcc/defaults.h
> >> > index 3ecf9fd..b1465de 100644
> >> > --- a/gcc/defaults.h
> >> > +++ b/gcc/defaults.h
> >> > @@ -89,11 +89,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
> >> >     NAME, such as the label on variable NAME.  */
> >> >
> >> >  #ifndef ASM_OUTPUT_LABEL
> >> > -#define ASM_OUTPUT_LABEL(FILE,NAME) \
> >> > -  do {                                         \
> >> > -    assemble_name ((FILE), (NAME));            \
> >> > -    fputs (":\n", (FILE));                     \
> >> > -  } while (0)
> >> > +#define ASM_OUTPUT_LABEL default_output_label
> >> >  #endif
> >> >
> >> >  /* This is how to output the definition of a user-level label named
> >> > diff --git a/gcc/output.h b/gcc/output.h
> >> > index 8aa648a..07172d5 100644
> >> > --- a/gcc/output.h
> >> > +++ b/gcc/output.h
> >> > @@ -246,6 +246,9 @@ extern void assemble_name_raw (FILE *, const char *);
> >> >     be marked as referenced.  */
> >> >  extern void assemble_name (FILE *, const char *);
> >> >
> >> > +/* Assemble a label.  */
> >> > +extern void default_output_label (FILE *f, const char *label);
> >> > +
> >> >  /* Return the assembler directive for creating a given kind of integer
> >> >     object.  SIZE is the number of bytes in the object and ALIGNED_P
> >> >     indicates whether it is known to be aligned.  Return NULL if the
> >> > diff --git a/gcc/varasm.c b/gcc/varasm.c
> >> > index c2bfbf0..9c5f12d 100644
> >> > --- a/gcc/varasm.c
> >> > +++ b/gcc/varasm.c
> >> > @@ -2580,6 +2580,15 @@ assemble_name (FILE *file, const char *name)
> >> >    assemble_name_raw (file, name);
> >> >  }
> >> >
> >> > +/* Assemble a label.  */
> >> > +
> >> > +void
> >> > +default_output_label (FILE *f, const char *label)
> >> > +{
> >> > +  assemble_name (f, label);
> >> > +  fputs (":\n", f);
> >> > +}
> >> > +
> >> >  /* Allocate SIZE bytes writable static space with a gensym name
> >> >     and return an RTX to refer to its address.  */
> >> >
> >> > diff --git a/gcc/vmsdbgout.c b/gcc/vmsdbgout.c
> >> > index 0204740..d04b8fb 100644
> >> > --- a/gcc/vmsdbgout.c
> >> > +++ b/gcc/vmsdbgout.c
> >> > @@ -37,6 +37,7 @@ along with GCC; see the file COPYING3.  If not see
> >> >  #include "langhooks.h"
> >> >  #include "function.h"
> >> >  #include "target.h"
> >> > +#include "tm_p.h"
> >> >
> >> >  /* Difference in seconds between the VMS Epoch and the Unix Epoch */
> >> >  static const long long vms_epoch_offset = 3506716800ll;
> >> > diff --git a/gcc/xcoffout.c b/gcc/xcoffout.c
> >> > index 0f11115..83959c8 100644
> >> > --- a/gcc/xcoffout.c
> >> > +++ b/gcc/xcoffout.c
> >> > @@ -35,6 +35,7 @@ along with GCC; see the file COPYING3.  If not see
> >> >  #include "output.h"
> >> >  #include "target.h"
> >> >  #include "debug.h"
> >> > +#include "tm_p.h"
> >> >
> >> >  #ifdef XCOFF_DEBUGGING_INFO
> >> >
> >> > --
> >> > 2.4.0
> >> >



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