+2021-09-11 Aldy Hernandez <aldyh@redhat.com>
+
+ * tree-ssa-threadbackward.c (class back_threader_registry): Use
+ back_jt_path_registry.
+ * tree-ssa-threadedge.c (jump_threader::jump_threader): Use
+ fwd_jt_path_registry.
+ * tree-ssa-threadedge.h (class jump_threader): Same..
+ * tree-ssa-threadupdate.c
+ (jump_thread_path_registry::jump_thread_path_registry): Rename...
+ (jt_path_registry::jt_path_registry): ...to this.
+ (jump_thread_path_registry::~jump_thread_path_registry): Rename...
+ (jt_path_registry::~jt_path_registry): ...this.
+ (fwd_jt_path_registry::fwd_jt_path_registry): New.
+ (fwd_jt_path_registry::~fwd_jt_path_registry): New.
+ (jump_thread_path_registry::allocate_thread_edge): Rename...
+ (jt_path_registry::allocate_thread_edge): ...to this.
+ (jump_thread_path_registry::allocate_thread_path): Rename...
+ (jt_path_registry::allocate_thread_path): ...to this.
+ (jump_thread_path_registry::lookup_redirection_data): Rename...
+ (fwd_jt_path_registry::lookup_redirection_data): ...to this.
+ (jump_thread_path_registry::thread_block_1): Rename...
+ (fwd_jt_path_registry::thread_block_1): ...to this.
+ (jump_thread_path_registry::thread_block): Rename...
+ (fwd_jt_path_registry::thread_block): ...to this.
+ (jt_path_registry::thread_through_loop_header): Rename...
+ (fwd_jt_path_registry::thread_through_loop_header): ...to this.
+ (jump_thread_path_registry::mark_threaded_blocks): Rename...
+ (fwd_jt_path_registry::mark_threaded_blocks): ...to this.
+ (jump_thread_path_registry::debug_path): Rename...
+ (jt_path_registry::debug_path): ...to this.
+ (jump_thread_path_registry::dump): Rename...
+ (jt_path_registry::debug): ...to this.
+ (jump_thread_path_registry::rewire_first_differing_edge): Rename...
+ (back_jt_path_registry::rewire_first_differing_edge): ...to this.
+ (jump_thread_path_registry::adjust_paths_after_duplication): Rename...
+ (back_jt_path_registry::adjust_paths_after_duplication): ...to this.
+ (jump_thread_path_registry::duplicate_thread_path): Rename...
+ (back_jt_path_registry::duplicate_thread_path): ...to this. Also,
+ drop ill-formed candidates.
+ (jump_thread_path_registry::remove_jump_threads_including): Rename...
+ (fwd_jt_path_registry::remove_jump_threads_including): ...to this.
+ (jt_path_registry::thread_through_all_blocks): New.
+ (back_jt_path_registry::update_cfg): New.
+ (fwd_jt_path_registry::update_cfg): New.
+ (jump_thread_path_registry::register_jump_thread): Rename...
+ (jt_path_registry::register_jump_thread): ...to this.
+ * tree-ssa-threadupdate.h (class jump_thread_path_registry):
+ Abstract to...
+ (class jt_path_registry): ...here.
+ (class fwd_jt_path_registry): New.
+ (class back_jt_path_registry): New.
+
2021-09-10 liuhongt <hongtao.liu@intel.com>
Revert:
+2021-09-11 Jakub Jelinek <jakub@redhat.com>
+
+ * c-c++-common/auto-init-1.c: Enable test only on ilp32 or lp64
+ targets, expect different long and pointer sizes between ilp32 and
+ lp64.
+ * c-c++-common/auto-init-2.c: Likewise.
+ * c-c++-common/auto-init-3.c: Expect one of the common long double
+ sizes (8/12/16 bytes) instead of hardcoding 16 bytes.
+ * c-c++-common/auto-init-4.c: Likewise.
+ * c-c++-common/auto-init-5.c: Expect one of the common
+ _Complex long double sizes (16/24/32 bytes) instead of hardcoding 32
+ bytes.
+ * c-c++-common/auto-init-6.c: Likewise.
+ * c-c++-common/auto-init-padding-1.c: Enable test only on ilp32 or lp64
+ targets.
+ (struct test_small_hole): Change type of four to unsigned long long
+ and add aligned attribute.
+
2021-09-10 Petter Tomner <tomner@kth.se>
* jit.dg/test-error-array-bounds.c: Array is not unsigned