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Remove TARGET_SETUP_INCOMING_VARARG_BOUNDS 

TARGET_SETUP_INCOMING_VARARG_BOUNDS seems to be an unused vestige of the
MPX support.

2019-08-15  Richard Sandiford  <richard.sandiford@arm.com>

gcc/
	* target.def (setup_incoming_vararg_bounds): Remove.
	* doc/tm.texi.in (TARGET_SETUP_INCOMING_VARARG_BOUNDS): Remove.
	* doc/tm.texi: Regenerate.
	* targhooks.c (default_setup_incoming_vararg_bounds): Delete.
	* targhooks.h (default_setup_incoming_vararg_bounds): Likewise.
	* config/i386/i386.c (ix86_setup_incoming_vararg_bounds): Likewise.
	(TARGET_SETUP_INCOMING_VARARG_BOUNDS): Likewise.

From-SVN: r274539
This commit is contained in:
Richard Sandiford 2019-08-15 14:26:14 +00:00 committed by Richard Sandiford
parent 8bc1fac71d
commit 06b5889c43
7 changed files with 10 additions and 62 deletions
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10
gcc/ChangeLog
View File

@ -1,3 +1,13 @@
2019-08-15 Richard Sandiford <richard.sandiford@arm.com>
* target.def (setup_incoming_vararg_bounds): Remove.
* doc/tm.texi.in (TARGET_SETUP_INCOMING_VARARG_BOUNDS): Remove.
* doc/tm.texi: Regenerate.
* targhooks.c (default_setup_incoming_vararg_bounds): Delete.
* targhooks.h (default_setup_incoming_vararg_bounds): Likewise.
* config/i386/i386.c (ix86_setup_incoming_vararg_bounds): Likewise.
(TARGET_SETUP_INCOMING_VARARG_BOUNDS): Likewise.
2019-08-15 Jozef Lawrynowicz <jozef.l@mittosystems.com>
MSP430: Fix lines over 80 characters long in

31
gcc/config/i386/i386.c
View File

@ -4126,34 +4126,6 @@ ix86_setup_incoming_varargs (cumulative_args_t cum_v, machine_mode mode,
setup_incoming_varargs_64 (&next_cum);
}
static void
ix86_setup_incoming_vararg_bounds (cumulative_args_t cum_v,
machine_mode mode,
tree type,
int *pretend_size ATTRIBUTE_UNUSED,
int no_rtl)
{
CUMULATIVE_ARGS *cum = get_cumulative_args (cum_v);
CUMULATIVE_ARGS next_cum;
tree fntype;
gcc_assert (!no_rtl);
/* Do nothing if we use plain pointer to argument area. */
if (!TARGET_64BIT || cum->call_abi == MS_ABI)
return;
fntype = TREE_TYPE (current_function_decl);
/* For varargs, we do not want to skip the dummy va_dcl argument.
For stdargs, we do want to skip the last named argument. */
next_cum = *cum;
if (stdarg_p (fntype))
ix86_function_arg_advance (pack_cumulative_args (&next_cum), mode, type,
true);
}
/* Checks if TYPE is of kind va_list char *. */
static bool
@ -23049,9 +23021,6 @@ ix86_run_selftests (void)
#undef TARGET_CALL_FUSAGE_CONTAINS_NON_CALLEE_CLOBBERS
#define TARGET_CALL_FUSAGE_CONTAINS_NON_CALLEE_CLOBBERS true
#undef TARGET_SETUP_INCOMING_VARARG_BOUNDS
#define TARGET_SETUP_INCOMING_VARARG_BOUNDS ix86_setup_incoming_vararg_bounds
#undef TARGET_OFFLOAD_OPTIONS
#define TARGET_OFFLOAD_OPTIONS \
ix86_offload_options

6
gcc/doc/tm.texi
View File

@ -5314,12 +5314,6 @@ This hook is used by expand pass to emit insn to store @var{bounds}
returned by function call into @var{slot}.
@end deftypefn
@deftypefn {Target Hook} void TARGET_SETUP_INCOMING_VARARG_BOUNDS (cumulative_args_t @var{args_so_far}, machine_mode @var{mode}, tree @var{type}, int *@var{pretend_args_size}, int @var{second_time})
Use it to store bounds for anonymous register arguments stored
into the stack. Arguments meaning is similar to
@code{TARGET_SETUP_INCOMING_VARARGS}.
@end deftypefn
@node Trampolines
@section Support for Nested Functions
@cindex support for nested functions

2
gcc/doc/tm.texi.in
View File

@ -3785,8 +3785,6 @@ These machine description macros help implement varargs:
@hook TARGET_STORE_RETURNED_BOUNDS
@hook TARGET_SETUP_INCOMING_VARARG_BOUNDS
@node Trampolines
@section Support for Nested Functions
@cindex support for nested functions

9
gcc/target.def
View File

@ -4550,15 +4550,6 @@ returned by function call into @var{slot}.",
void, (rtx slot, rtx bounds),
default_store_returned_bounds)
DEFHOOK
(setup_incoming_vararg_bounds,
"Use it to store bounds for anonymous register arguments stored\n\
into the stack. Arguments meaning is similar to\n\
@code{TARGET_SETUP_INCOMING_VARARGS}.",
void, (cumulative_args_t args_so_far, machine_mode mode, tree type,
int *pretend_args_size, int second_time),
default_setup_incoming_vararg_bounds)
DEFHOOK
(call_args,
"While generating RTL for a function call, this target hook is invoked once\n\

9
gcc/targhooks.c
View File

@ -2274,15 +2274,6 @@ std_gimplify_va_arg_expr (tree valist, tree type, gimple_seq *pre_p,
return build_va_arg_indirect_ref (addr);
}
void
default_setup_incoming_vararg_bounds (cumulative_args_t ca ATTRIBUTE_UNUSED,
machine_mode mode ATTRIBUTE_UNUSED,
tree type ATTRIBUTE_UNUSED,
int *pretend_arg_size ATTRIBUTE_UNUSED,
int second_time ATTRIBUTE_UNUSED)
{
}
/* An implementation of TARGET_CAN_USE_DOLOOP_P for targets that do
not support nested low-overhead loops. */

5
gcc/targhooks.h
View File

@ -265,11 +265,6 @@ extern rtx default_load_bounds_for_arg (rtx, rtx, rtx);
extern void default_store_bounds_for_arg (rtx, rtx, rtx, rtx);
extern rtx default_load_returned_bounds (rtx);
extern void default_store_returned_bounds (rtx,rtx);
extern void default_setup_incoming_vararg_bounds (cumulative_args_t ca ATTRIBUTE_UNUSED,
machine_mode mode ATTRIBUTE_UNUSED,
tree type ATTRIBUTE_UNUSED,
int *pretend_arg_size ATTRIBUTE_UNUSED,
int second_time ATTRIBUTE_UNUSED);
extern bool default_optab_supported_p (int, machine_mode, machine_mode,
optimization_type);
extern unsigned int default_max_noce_ifcvt_seq_cost (edge);