+2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
+
+ PR other/33190
+ * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
+ * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
+ * doc/tm.texi.in: Remove documentation for unused target macros
+ ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
+ DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
+ REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
+ TARGET_NARROW_VOLATILE_BITFIELDS.
+ Document that MD_HANDLE_UNWABI is a macro in libgcc.
+ * doc/tm.texi: Regenerate.
+ * system.h: Poison target macros
+ ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
+ DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
+ REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
+ TARGET_NARROW_VOLATILE_BITFIELDS
+
2012-06-26 Jan Hubicka <jh@suse.cz>
PR lto/53572
#define REVERSIBLE_CC_MODE(MODE) \
((MODE) == CCmode || (MODE) == CC_UNSmode || (MODE) == CC_NZmode)
-/* Frv CCR_MODE's are not reversible. */
-#define REVERSE_CONDEXEC_PREDICATES_P(x,y) 0
-
\f
/* Describing Relative Costs of Operations. */
{ "gp", 28 + GP_REG_FIRST }, \
{ "sp", 29 + GP_REG_FIRST }, \
{ "fp", 30 + GP_REG_FIRST }, \
- { "ra", 31 + GP_REG_FIRST }, \
- ALL_COP_ADDITIONAL_REGISTER_NAMES \
+ { "ra", 31 + GP_REG_FIRST } \
}
-/* This is meant to be redefined in the host dependent files. It is a
- set of alternative names and regnums for mips coprocessors. */
-
-#define ALL_COP_ADDITIONAL_REGISTER_NAMES
-
#define DBR_OUTPUT_SEQEND(STREAM) \
do \
{ \
call-frame unwinder to handle the IA-64 @code{.unwabi} unwinding directive,
usually used for signal or interrupt frames.
-This macro is called from @code{uw_update_context} in @file{unwind-ia64.c}.
-@var{context} is an @code{_Unwind_Context};
+This macro is called from @code{uw_update_context} in libgcc's
+@file{unwind-ia64.c}. @var{context} is an @code{_Unwind_Context};
@var{fs} is an @code{_Unwind_FrameState}. Examine @code{fs->unwabi}
for the abi and context in the @code{.unwabi} directive. If the
@code{.unwabi} directive can be handled, the register save addresses should
supporting conditional execution, independent of how they
represent conditional branches.
-@defmac REVERSE_CONDEXEC_PREDICATES_P (@var{op1}, @var{op2})
-A C expression that returns true if the conditional execution predicate
-@var{op1}, a comparison operation, is the inverse of @var{op2} and vice
-versa. Define this to return 0 if the target has conditional execution
-predicates that cannot be reversed safely. There is no need to validate
-that the arguments of op1 and op2 are the same, this is done separately.
-If no expansion is specified, this macro is defined as follows:
-
-@smallexample
-#define REVERSE_CONDEXEC_PREDICATES_P (x, y) \
- (GET_CODE ((x)) == reversed_comparison_code ((y), NULL))
-@end smallexample
-@end defmac
-
@node Costs
@section Describing Relative Costs of Operations
@cindex costs of instructions
function address than to call an address kept in a register.
@end defmac
-@defmac RANGE_TEST_NON_SHORT_CIRCUIT
-Define this macro if a non-short-circuit operation produced by
-@samp{fold_range_test ()} is optimal. This macro defaults to true if
-@code{BRANCH_COST} is greater than or equal to the value 2.
-@end defmac
-
@deftypefn {Target Hook} bool TARGET_RTX_COSTS (rtx @var{x}, int @var{code}, int @var{outer_code}, int @var{opno}, int *@var{total}, bool @var{speed})
This target hook describes the relative costs of RTL expressions.
@c prevent bad page break with this line
These are hooks for DBX format.
-@defmac DBX_OUTPUT_LBRAC (@var{stream}, @var{name})
-Define this macro to say how to output to @var{stream} the debugging
-information for the start of a scope level for variable names. The
-argument @var{name} is the name of an assembler symbol (for use with
-@code{assemble_name}) whose value is the address where the scope begins.
-@end defmac
-
-@defmac DBX_OUTPUT_RBRAC (@var{stream}, @var{name})
-Like @code{DBX_OUTPUT_LBRAC}, but for the end of a scope level.
-@end defmac
-
-@defmac DBX_OUTPUT_NFUN (@var{stream}, @var{lscope_label}, @var{decl})
-Define this macro if the target machine requires special handling to
-output an @code{N_FUN} entry for the function @var{decl}.
-@end defmac
-
@defmac DBX_OUTPUT_SOURCE_LINE (@var{stream}, @var{line}, @var{counter})
A C statement to output DBX debugging information before code for line
number @var{line} of the current source file to the stdio stream
Returns the absolute value of @var{x}.
@end deftypefn
-@deftypefn Macro REAL_VALUE_TYPE REAL_VALUE_TRUNCATE (REAL_VALUE_TYPE @var{mode}, enum machine_mode @var{x})
-Truncates the floating point value @var{x} to fit in @var{mode}. The
-return value is still a full-size @code{REAL_VALUE_TYPE}, but it has an
-appropriate bit pattern to be output as a floating constant whose
-precision accords with mode @var{mode}.
-@end deftypefn
-
@deftypefn Macro void REAL_VALUE_TO_INT (HOST_WIDE_INT @var{low}, HOST_WIDE_INT @var{high}, REAL_VALUE_TYPE @var{x})
Converts a floating point value @var{x} into a double-precision integer
which is then stored into @var{low} and @var{high}. If the value is not
There is one macro used in defining the MIPS coprocessor interface which
you may want to override in subtargets; it is described below.
-@defmac ALL_COP_ADDITIONAL_REGISTER_NAMES
-A comma-separated list (with leading comma) of pairs describing the
-alternate names of coprocessor registers. The format of each entry should be
-@smallexample
-@{ @var{alternatename}, @var{register_number}@}
-@end smallexample
-Default: empty.
-@end defmac
-
@node PCH Target
@section Parameters for Precompiled Header Validity Checking
@cindex parameters, precompiled headers
call-frame unwinder to handle the IA-64 @code{.unwabi} unwinding directive,
usually used for signal or interrupt frames.
-This macro is called from @code{uw_update_context} in @file{unwind-ia64.c}.
-@var{context} is an @code{_Unwind_Context};
+This macro is called from @code{uw_update_context} in libgcc's
+@file{unwind-ia64.c}. @var{context} is an @code{_Unwind_Context};
@var{fs} is an @code{_Unwind_FrameState}. Examine @code{fs->unwabi}
for the abi and context in the @code{.unwabi} directive. If the
@code{.unwabi} directive can be handled, the register save addresses should
supporting conditional execution, independent of how they
represent conditional branches.
-@defmac REVERSE_CONDEXEC_PREDICATES_P (@var{op1}, @var{op2})
-A C expression that returns true if the conditional execution predicate
-@var{op1}, a comparison operation, is the inverse of @var{op2} and vice
-versa. Define this to return 0 if the target has conditional execution
-predicates that cannot be reversed safely. There is no need to validate
-that the arguments of op1 and op2 are the same, this is done separately.
-If no expansion is specified, this macro is defined as follows:
-
-@smallexample
-#define REVERSE_CONDEXEC_PREDICATES_P (x, y) \
- (GET_CODE ((x)) == reversed_comparison_code ((y), NULL))
-@end smallexample
-@end defmac
-
@node Costs
@section Describing Relative Costs of Operations
@cindex costs of instructions
function address than to call an address kept in a register.
@end defmac
-@defmac RANGE_TEST_NON_SHORT_CIRCUIT
-Define this macro if a non-short-circuit operation produced by
-@samp{fold_range_test ()} is optimal. This macro defaults to true if
-@code{BRANCH_COST} is greater than or equal to the value 2.
-@end defmac
-
@hook TARGET_RTX_COSTS
This target hook describes the relative costs of RTL expressions.
@c prevent bad page break with this line
These are hooks for DBX format.
-@defmac DBX_OUTPUT_LBRAC (@var{stream}, @var{name})
-Define this macro to say how to output to @var{stream} the debugging
-information for the start of a scope level for variable names. The
-argument @var{name} is the name of an assembler symbol (for use with
-@code{assemble_name}) whose value is the address where the scope begins.
-@end defmac
-
-@defmac DBX_OUTPUT_RBRAC (@var{stream}, @var{name})
-Like @code{DBX_OUTPUT_LBRAC}, but for the end of a scope level.
-@end defmac
-
-@defmac DBX_OUTPUT_NFUN (@var{stream}, @var{lscope_label}, @var{decl})
-Define this macro if the target machine requires special handling to
-output an @code{N_FUN} entry for the function @var{decl}.
-@end defmac
-
@defmac DBX_OUTPUT_SOURCE_LINE (@var{stream}, @var{line}, @var{counter})
A C statement to output DBX debugging information before code for line
number @var{line} of the current source file to the stdio stream
Returns the absolute value of @var{x}.
@end deftypefn
-@deftypefn Macro REAL_VALUE_TYPE REAL_VALUE_TRUNCATE (REAL_VALUE_TYPE @var{mode}, enum machine_mode @var{x})
-Truncates the floating point value @var{x} to fit in @var{mode}. The
-return value is still a full-size @code{REAL_VALUE_TYPE}, but it has an
-appropriate bit pattern to be output as a floating constant whose
-precision accords with mode @var{mode}.
-@end deftypefn
-
@deftypefn Macro void REAL_VALUE_TO_INT (HOST_WIDE_INT @var{low}, HOST_WIDE_INT @var{high}, REAL_VALUE_TYPE @var{x})
Converts a floating point value @var{x} into a double-precision integer
which is then stored into @var{low} and @var{high}. If the value is not
There is one macro used in defining the MIPS coprocessor interface which
you may want to override in subtargets; it is described below.
-@defmac ALL_COP_ADDITIONAL_REGISTER_NAMES
-A comma-separated list (with leading comma) of pairs describing the
-alternate names of coprocessor registers. The format of each entry should be
-@smallexample
-@{ @var{alternatename}, @var{register_number}@}
-@end smallexample
-Default: empty.
-@end defmac
-
@node PCH Target
@section Parameters for Precompiled Header Validity Checking
@cindex parameters, precompiled headers
PREFERRED_OUTPUT_RELOAD_CLASS SYSTEM_INCLUDE_DIR \
STANDARD_INCLUDE_DIR STANDARD_INCLUDE_COMPONENT \
LINK_ELIMINATE_DUPLICATE_LDIRECTORIES MIPS_DEBUGGING_INFO \
- IDENT_ASM_OP
+ IDENT_ASM_OP ALL_COP_ADDITIONAL_REGISTER_NAMES DBX_OUTPUT_LBRAC \
+ DBX_OUTPUT_NFUN DBX_OUTPUT_RBRAC RANGE_TEST_NON_SHORT_CIRCUIT \
+ REAL_VALUE_TRUNCATE REVERSE_CONDEXEC_PREDICATES_P \
+ TARGET_ALIGN_ANON_BITFIELDS TARGET_NARROW_VOLATILE_BITFIELDS
/* Hooks that are no longer used. */
#pragma GCC poison LANG_HOOKS_FUNCTION_MARK LANG_HOOKS_FUNCTION_FREE \
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