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sel-sched-ir.c (init_global_and_expr_for_insn): Set CANT_MOVE on RTX_FRAME_RELATED_P insns and the insn to which...

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* sel-sched-ir.c (init_global_and_expr_for_insn): Set CANT_MOVE on RTX_FRAME_RELATED_P
    insns and the insn to which NOTE_INSN_EPILOGUE_BEG is attached.
    * sched-vis.c (print_value): Allow NULL value.

    * gcc.target/ia64/20101005.c: New test.

From-SVN: r165455
This commit is contained in:
Andrey Belevantsev 2010-10-14 11:59:57 +04:00 committed by Andrey Belevantsev
parent 3e6a3f6fc3
commit cfeb0fa8c9
5 changed files with 179 additions and 11 deletions
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7
gcc/ChangeLog
View File

@ -1,3 +1,10 @@
2010-10-14 Andrey Belevantsev <abel@ispras.ru>
* sel-sched-ir.c (init_global_and_expr_for_insn): Set CANT_MOVE
on RTX_FRAME_RELATED_P insns and the insn to which
NOTE_INSN_EPILOGUE_BEG is attached.
* sched-vis.c (print_value): Allow NULL value.
2010-10-14 Andrey Belevantsev <abel@ispras.ru>
PR rtl-optimization/45570

5
gcc/sched-vis.c
View File

@ -428,6 +428,11 @@ print_value (char *buf, const_rtx x, int verbose)
char t[BUF_LEN];
char *cur = buf;
if (!x)
{
safe_concat (buf, buf, "(nil)");
return;
}
switch (GET_CODE (x))
{
case CONST_INT:

42
gcc/sel-sched-ir.c
View File

@ -2862,18 +2862,38 @@ init_global_and_expr_for_insn (insn_t insn)
bool force_unique_p;
ds_t spec_done_ds;
/* Certain instructions cannot be cloned. */
if (CANT_MOVE (insn)
|| INSN_ASM_P (insn)
|| SCHED_GROUP_P (insn)
|| prologue_epilogue_contains (insn)
/* Exception handling insns are always unique. */
|| (cfun->can_throw_non_call_exceptions && can_throw_internal (insn))
/* TRAP_IF though have an INSN code is control_flow_insn_p (). */
|| control_flow_insn_p (insn))
force_unique_p = true;
/* Certain instructions cannot be cloned, and frame related insns and
the insn adjacent to NOTE_INSN_EPILOGUE_BEG cannot be moved out of
their block. */
if (prologue_epilogue_contains (insn))
{
if (RTX_FRAME_RELATED_P (insn))
CANT_MOVE (insn) = 1;
else
{
rtx note;
for (note = REG_NOTES (insn); note; note = XEXP (note, 1))
if (REG_NOTE_KIND (note) == REG_SAVE_NOTE
&& ((enum insn_note) INTVAL (XEXP (note, 0))
== NOTE_INSN_EPILOGUE_BEG))
{
CANT_MOVE (insn) = 1;
break;
}
}
force_unique_p = true;
}
else
force_unique_p = false;
if (CANT_MOVE (insn)
|| INSN_ASM_P (insn)
|| SCHED_GROUP_P (insn)
/* Exception handling insns are always unique. */
|| (cfun->can_throw_non_call_exceptions && can_throw_internal (insn))
/* TRAP_IF though have an INSN code is control_flow_insn_p (). */
|| control_flow_insn_p (insn))
force_unique_p = true;
else
force_unique_p = false;
if (targetm.sched.get_insn_spec_ds)
{

4
gcc/testsuite/ChangeLog
View File

@ -1,3 +1,7 @@
2010-10-14 Andrey Belevantsev <abel@ispras.ru>
* gcc.target/ia64/20101005.c: New test.
2010-10-14 Andrey Belevantsev <abel@ispras.ru>
PR rtl-optimization/45570

132
gcc/testsuite/gcc.target/ia64/20101014.c Normal file
View File

@ -0,0 +1,132 @@
/* { dg-do compile } */
/* { dg-options "-O2 -g -fselective-scheduling2" } */
typedef long unsigned int size_t;
struct fileloc
{
const char *file;
};
typedef struct type *type_p;
typedef const struct type *const_type_p;
enum typekind
{
TYPE_STRUCT,
TYPE_UNION,
TYPE_POINTER,
TYPE_LANG_STRUCT,
TYPE_PARAM_STRUCT
};
struct type
{
enum typekind kind;
union
{
struct
{
struct fileloc line;
} s;
struct
{
struct fileloc line;
} param_struct;
} u;
};
struct outf
{
size_t bufused;
char *buf;
};
typedef struct outf *outf_p;
oprintf (outf_p o, const char *format, ...)
{
char *s;
size_t slength;
memcpy (o->buf + o->bufused, s, slength);
}
output_mangled_typename (outf_p of, const_type_p t)
{
switch (t->kind)
{
case TYPE_POINTER: (fancy_abort ("/gcc/gengtype.c", 1988, __FUNCTION__));
}
}
output_type_enum (outf_p of, type_p s)
{
if (s->kind == TYPE_PARAM_STRUCT && s->u.param_struct.line.file != ((void *)0))
{
oprintf (of, ", gt_e_");
}
else if (((s)->kind == TYPE_UNION || (s)->kind == TYPE_STRUCT || (s)->kind == TYPE_LANG_STRUCT) && s->u.s.line.file != ((void *)0))
{
oprintf (of, ", gt_ggc_e_");
output_mangled_typename (of, s);
}
else
oprintf (of, ", gt_types_enum_last");
}
/* { dg-do compile } */
/* { dg-options "-O2 -g -fselective-scheduling2" } */
typedef long unsigned int size_t;
struct fileloc
{
const char *file;
};
typedef struct type *type_p;
typedef const struct type *const_type_p;
enum typekind
{
TYPE_STRUCT,
TYPE_UNION,
TYPE_POINTER,
TYPE_LANG_STRUCT,
TYPE_PARAM_STRUCT
};
struct type
{
enum typekind kind;
union
{
struct
{
struct fileloc line;
} s;
struct
{
struct fileloc line;
} param_struct;
} u;
};
struct outf
{
size_t bufused;
char *buf;
};
typedef struct outf *outf_p;
oprintf (outf_p o, const char *format, ...)
{
char *s;
size_t slength;
memcpy (o->buf + o->bufused, s, slength);
}
output_mangled_typename (outf_p of, const_type_p t)
{
switch (t->kind)
{
case TYPE_POINTER: (fancy_abort ("/gcc/gengtype.c", 1988, __FUNCTION__));
}
}
output_type_enum (outf_p of, type_p s)
{
if (s->kind == TYPE_PARAM_STRUCT && s->u.param_struct.line.file != ((void *)0))
{
oprintf (of, ", gt_e_");
}
else if (((s)->kind == TYPE_UNION || (s)->kind == TYPE_STRUCT || (s)->kind == TYPE_LANG_STRUCT) && s->u.s.line.file != ((void *)0))
{
oprintf (of, ", gt_ggc_e_");
output_mangled_typename (of, s);
}
else
oprintf (of, ", gt_types_enum_last");
}