sphinx: do not use tm.rst.in with empty content

gcc/ChangeLog:

	* doc/gccint/target-macros/defining-the-output-assembler-language/assembler-commands-for-exception-regions.rst:
	Do not include tm.rst.in.
	* doc/gccint/target-macros/defining-the-output-assembler-language/the-overall-framework-of-an-assembler-file.rst:
	Likewise.
	* doc/gccint/target-macros/run-time-target-specification.rst:
	Likewise.

3 files changed, 7 insertions, 27 deletions

diff --git a/gcc/doc/gccint/target-macros/defining-the-output-assembler-language/assembler-commands-for-exception-regions.rst b/gcc/doc/gccint/target-macros/defining-the-output-assembler-language/assembler-commands-for-exception-regions.rst
index b39ec39..6efe42f 100644
--- a/gcc/doc/gccint/target-macros/defining-the-output-assembler-language/assembler-commands-for-exception-regions.rst
+++ b/gcc/doc/gccint/target-macros/defining-the-output-assembler-language/assembler-commands-for-exception-regions.rst
@@ -54,10 +54,7 @@ region.
   ``INCOMING_RETURN_ADDR_RTX`` and ``OBJECT_FORMAT_ELF``),
   GCC will provide a default definition of 1.
 
-.. include:: ../tm.rst.in
-  :start-after: [TARGET_EXCEPT_UNWIND_INFO]
-  :end-before: [TARGET_EXCEPT_UNWIND_INFO]
-
+.. function:: enum unwind_info_type TARGET_EXCEPT_UNWIND_INFO (struct gcc_options *opts)
 
   This hook defines the mechanism that will be used for exception handling
   by the target.  If the target has ABI specified unwind tables, the hook
@@ -83,10 +80,7 @@ region.
   ``DWARF2_UNWIND_INFO`` depends on command-line options, the target
   must define this hook so that :samp:`{opts}` is used correctly.
 
-.. include:: ../tm.rst.in
-  :start-after: [TARGET_UNWIND_TABLES_DEFAULT]
-  :end-before: [TARGET_UNWIND_TABLES_DEFAULT]
-
+.. c:var:: bool TARGET_UNWIND_TABLES_DEFAULT
 
   This variable should be set to ``true`` if the target ABI requires unwinding
   tables even when exceptions are not used.  It must not be modified by
diff --git a/gcc/doc/gccint/target-macros/defining-the-output-assembler-language/the-overall-framework-of-an-assembler-file.rst b/gcc/doc/gccint/target-macros/defining-the-output-assembler-language/the-overall-framework-of-an-assembler-file.rst
index 7a18f04..7b0c7f7 100644
--- a/gcc/doc/gccint/target-macros/defining-the-output-assembler-language/the-overall-framework-of-an-assembler-file.rst
+++ b/gcc/doc/gccint/target-macros/defining-the-output-assembler-language/the-overall-framework-of-an-assembler-file.rst
@@ -128,10 +128,7 @@ This describes the overall framework of an assembly file.
   :end-before: [TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS]
 
 
-.. include:: ../tm.rst.in
-  :start-after: [TARGET_HAVE_NAMED_SECTIONS]
-  :end-before: [TARGET_HAVE_NAMED_SECTIONS]
-
+.. c:var:: bool TARGET_HAVE_NAMED_SECTIONS
 
   This flag is true if the target supports ``TARGET_ASM_NAMED_SECTION``.
   It must not be modified by command-line option processing.
diff --git a/gcc/doc/gccint/target-macros/run-time-target-specification.rst b/gcc/doc/gccint/target-macros/run-time-target-specification.rst
index e7068d8..46a423a 100644
--- a/gcc/doc/gccint/target-macros/run-time-target-specification.rst
+++ b/gcc/doc/gccint/target-macros/run-time-target-specification.rst
@@ -67,20 +67,15 @@ Here are run-time target specifications.
 Variable extern int target_flagsThis variable is declared in :samp:`options.h`, which is included before
 any target-specific headers.
 
-.. include:: tm.rst.in
-  :start-after: [TARGET_DEFAULT_TARGET_FLAGS]
-  :end-before: [TARGET_DEFAULT_TARGET_FLAGS]
-
+.. c:var:: int TARGET_DEFAULT_TARGET_FLAGS
 
   This variable specifies the initial value of ``target_flags``.
   Its default setting is 0.
 
 .. index:: optional hardware or system features, features, optional, in system conventions
 
-.. include:: tm.rst.in
-  :start-after: [TARGET_HANDLE_OPTION]
-  :end-before: [TARGET_HANDLE_OPTION]
 
+.. function:: bool TARGET_HANDLE_OPTION (struct gcc_options *opts, struct gcc_options *opts_set, const struct cl_decoded_option *decoded, location_t loc)
 
   This hook is called whenever the user specifies one of the
   target-specific options described by the :samp:`.opt` definition files
@@ -94,10 +89,7 @@ any target-specific headers.
   option was passed (``UNKNOWN_LOCATION`` except for options passed
   via attributes).
 
-.. include:: tm.rst.in
-  :start-after: [TARGET_HANDLE_C_OPTION]
-  :end-before: [TARGET_HANDLE_C_OPTION]
-
+.. function:: bool TARGET_HANDLE_C_OPTION (size_t code, const char *arg, int value)
 
   This target hook is called whenever the user specifies one of the
   target-specific C language family options described by the :samp:`.opt`
@@ -149,10 +141,7 @@ any target-specific headers.
   used to alter option flag variables which only exist in those
   frontends.
 
-.. include:: tm.rst.in
-  :start-after: [TARGET_OPTION_OPTIMIZATION_TABLE]
-  :end-before: [TARGET_OPTION_OPTIMIZATION_TABLE]
-
+.. c:var:: const struct default_options * TARGET_OPTION_OPTIMIZATION_TABLE
 
   Some machines may desire to change what optimizations are performed for
   various optimization levels.   This variable, if defined, describes