[PATCH v22 00/31] Optimize type traits performance
Ken Matsui
kmatsui@gcc.gnu.org
Tue Oct 17 11:36:21 GMT 2023
This patch series optimizes type traits performance by implementing
built-in type traits and using them in libstdc++.
Changes in v22:
* Included a missing patch in v21.
Changes in v21:
* Used _GLIBCXX_USE_BUILTIN_TRAIT instead of __has_builtin in
cpp_type_traits.h.
* Added const char* name to struct cp_trait, and loop over cp_traits
in init_cp_traits to get the name.
* Isolated patches for integral-related built-in traits from
this patch series since they are not ready for review yet.
* Implemented __is_object built-in trait.
Changes in v20:
* Used identifier node instead of gperf to look up built-in
traits.
Changes in v19:
* Fixed a typo.
* Rebased on top of trunk.
* Improved clarity of the commit message.
Changes in v18:
* Removed all RID values for built-in traits and used cik_trait
instead.
* Improved to handle the use of non-function-like built-in trait
identifiers.
* Reverted all changes to conflicted identifiers with new built-ins
in the existing code base.
Changes in v17:
* Rebased on top of trunk.
* Improved clarity of the commit message.
* Simplified Make-lang.in.
* Made ridpointers for RID_TRAIT_EXPR and RID_TRAIT_TYPE empty.
Changes in v16:
* Rebased on top of trunk.
* Improved clarity of the commit message.
* Simplified Make-lang.in and gperf struct.
* Supply -k option to gperf to support older versions than 2.8.
Changes in v15:
* Rebased on top of trunk.
* Use gperf to look up traits instead of enum rid.
Changes in v14:
* Added padding calculation to the commit message.
Changes in v13:
* Fixed ambiguous commit message and comment.
Changes in v12:
* Evaluated all paddings affected by the enum rid change.
Changes in v11:
* Merged all patches into one patch series.
* Rebased on top of trunk.
* Unified commit message style.
* Used _GLIBCXX_USE_BUILTIN_TRAIT.
Ken Matsui (31):
c++: Sort built-in traits alphabetically
c-family, c++: Look up built-in traits via identifier node
c++: Accept the use of built-in trait identifiers
c++: Implement __is_const built-in trait
libstdc++: Optimize std::is_const compilation performance
c++: Implement __is_volatile built-in trait
libstdc++: Optimize std::is_volatile compilation performance
c++: Implement __is_array built-in trait
libstdc++: Optimize std::is_array compilation performance
c++: Implement __is_unbounded_array built-in trait
libstdc++: Optimize std::is_unbounded_array compilation performance
c++: Implement __is_bounded_array built-in trait
libstdc++: Optimize std::is_bounded_array compilation performance
c++: Implement __is_scoped_enum built-in trait
libstdc++: Optimize std::is_scoped_enum compilation performance
c++: Implement __is_member_pointer built-in trait
libstdc++: Optimize std::is_member_pointer compilation performance
c++: Implement __is_member_function_pointer built-in trait
libstdc++: Optimize std::is_member_function_pointer compilation
performance
c++: Implement __is_member_object_pointer built-in trait
libstdc++: Optimize std::is_member_object_pointer compilation
performance
c++: Implement __is_reference built-in trait
libstdc++: Optimize std::is_reference compilation performance
c++: Implement __is_function built-in trait
libstdc++: Optimize std::is_function compilation performance
c++: Implement __is_object built-in trait
libstdc++: Optimize std::is_object compilation performance
c++: Implement __remove_pointer built-in trait
libstdc++: Optimize std::remove_pointer compilation performance
c++: Implement __is_pointer built-in trait
libstdc++: Optimize std::is_pointer compilation performance
gcc/c-family/c-common.cc | 7 -
gcc/c-family/c-common.h | 5 -
gcc/cp/constraint.cc | 103 ++++++---
gcc/cp/cp-objcp-common.cc | 8 +-
gcc/cp/cp-trait.def | 24 +-
gcc/cp/cp-tree.h | 33 ++-
gcc/cp/lex.cc | 21 ++
gcc/cp/parser.cc | 133 +++++++----
gcc/cp/semantics.cc | 149 +++++++++----
gcc/testsuite/g++.dg/ext/has-builtin-1.C | 110 +++++++---
gcc/testsuite/g++.dg/ext/is_array.C | 28 +++
gcc/testsuite/g++.dg/ext/is_bounded_array.C | 38 ++++
gcc/testsuite/g++.dg/ext/is_const.C | 19 ++
gcc/testsuite/g++.dg/ext/is_function.C | 58 +++++
.../g++.dg/ext/is_member_function_pointer.C | 31 +++
.../g++.dg/ext/is_member_object_pointer.C | 30 +++
gcc/testsuite/g++.dg/ext/is_member_pointer.C | 30 +++
gcc/testsuite/g++.dg/ext/is_object.C | 29 +++
gcc/testsuite/g++.dg/ext/is_pointer.C | 51 +++++
gcc/testsuite/g++.dg/ext/is_reference.C | 34 +++
gcc/testsuite/g++.dg/ext/is_scoped_enum.C | 67 ++++++
gcc/testsuite/g++.dg/ext/is_unbounded_array.C | 37 ++++
gcc/testsuite/g++.dg/ext/is_volatile.C | 19 ++
gcc/testsuite/g++.dg/ext/remove_pointer.C | 51 +++++
libstdc++-v3/include/bits/cpp_type_traits.h | 8 +
libstdc++-v3/include/std/type_traits | 207 +++++++++++++++++-
26 files changed, 1137 insertions(+), 193 deletions(-)
create mode 100644 gcc/testsuite/g++.dg/ext/is_array.C
create mode 100644 gcc/testsuite/g++.dg/ext/is_bounded_array.C
create mode 100644 gcc/testsuite/g++.dg/ext/is_const.C
create mode 100644 gcc/testsuite/g++.dg/ext/is_function.C
create mode 100644 gcc/testsuite/g++.dg/ext/is_member_function_pointer.C
create mode 100644 gcc/testsuite/g++.dg/ext/is_member_object_pointer.C
create mode 100644 gcc/testsuite/g++.dg/ext/is_member_pointer.C
create mode 100644 gcc/testsuite/g++.dg/ext/is_object.C
create mode 100644 gcc/testsuite/g++.dg/ext/is_pointer.C
create mode 100644 gcc/testsuite/g++.dg/ext/is_reference.C
create mode 100644 gcc/testsuite/g++.dg/ext/is_scoped_enum.C
create mode 100644 gcc/testsuite/g++.dg/ext/is_unbounded_array.C
create mode 100644 gcc/testsuite/g++.dg/ext/is_volatile.C
create mode 100644 gcc/testsuite/g++.dg/ext/remove_pointer.C
--
2.42.0
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