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From: Martin Liska <marxin@gcc.gnu.org> To: gcc-cvs@gcc.gnu.org Subject: [gcc r10-6260] Add __gcov_indirect_call_profiler_v4_atomic. Date: Mon, 27 Jan 2020 15:20:00 -0000 [thread overview] Message-ID: <20200127152057.43383.qmail@sourceware.org> (raw) https://gcc.gnu.org/g:3ae37f9297fc97aefc6c6968315bd1ac6a1bc7ef commit r10-6260-g3ae37f9297fc97aefc6c6968315bd1ac6a1bc7ef Author: Martin Liska <mliska@suse.cz> Date: Mon Jan 27 16:20:10 2020 +0100 Add __gcov_indirect_call_profiler_v4_atomic. PR gcov-profile/93403 * tree-profile.c (gimple_init_gcov_profiler): Generate both __gcov_indirect_call_profiler_v4 and __gcov_indirect_call_profiler_v4_atomic. PR gcov-profile/93403 * libgcov-profiler.c (__gcov_indirect_call_profiler_v4): Call __gcov_indirect_call_profiler_body. (__gcov_indirect_call_profiler_body): New. (__gcov_indirect_call_profiler_v4_atomic): New. * libgcov.h (__gcov_indirect_call_profiler_v4_atomic): New declaration. Diff: --- gcc/ChangeLog | 7 +++++++ gcc/tree-profile.c | 8 ++++---- libgcc/ChangeLog | 10 ++++++++++ libgcc/libgcov-profiler.c | 23 ++++++++++++++++++++--- libgcc/libgcov.h | 1 + 5 files changed, 42 insertions(+), 7 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index c1ef611..b3624b1 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2020-01-27 Martin Liska <mliska@suse.cz> + + PR gcov-profile/93403 + * tree-profile.c (gimple_init_gcov_profiler): Generate + both __gcov_indirect_call_profiler_v4 and + __gcov_indirect_call_profiler_v4_atomic. + 2020-01-27 Richard Sandiford <richard.sandiford@arm.com> PR target/92822 diff --git a/gcc/tree-profile.c b/gcc/tree-profile.c index 4c1d296..6c08382 100644 --- a/gcc/tree-profile.c +++ b/gcc/tree-profile.c @@ -120,7 +120,6 @@ gimple_init_gcov_profiler (void) tree gcov_type_ptr; tree ic_profiler_fn_type; tree average_profiler_fn_type; - const char *profiler_fn_name; const char *fn_name; if (!gcov_type_node) @@ -167,6 +166,7 @@ gimple_init_gcov_profiler (void) fn_name = concat ("__gcov_topn_values_profiler", fn_suffix, NULL); tree_topn_values_profiler_fn = build_fn_decl (fn_name, topn_values_profiler_fn_type); + free (CONST_CAST (char *, fn_name)); TREE_NOTHROW (tree_topn_values_profiler_fn) = 1; DECL_ATTRIBUTES (tree_topn_values_profiler_fn) @@ -181,10 +181,10 @@ gimple_init_gcov_profiler (void) gcov_type_node, ptr_type_node, NULL_TREE); - profiler_fn_name = "__gcov_indirect_call_profiler_v4"; - + fn_name = concat ("__gcov_indirect_call_profiler_v4", fn_suffix, NULL); tree_indirect_call_profiler_fn - = build_fn_decl (profiler_fn_name, ic_profiler_fn_type); + = build_fn_decl (fn_name, ic_profiler_fn_type); + free (CONST_CAST (char *, fn_name)); TREE_NOTHROW (tree_indirect_call_profiler_fn) = 1; DECL_ATTRIBUTES (tree_indirect_call_profiler_fn) diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog index 22bef22..20cb222 100644 --- a/libgcc/ChangeLog +++ b/libgcc/ChangeLog @@ -1,3 +1,13 @@ +2020-01-27 Martin Liska <mliska@suse.cz> + + PR gcov-profile/93403 + * libgcov-profiler.c (__gcov_indirect_call_profiler_v4): + Call __gcov_indirect_call_profiler_body. + (__gcov_indirect_call_profiler_body): New. + (__gcov_indirect_call_profiler_v4_atomic): New. + * libgcov.h (__gcov_indirect_call_profiler_v4_atomic): + New declaration. + 2020-01-27 Claudiu Zissulescu <claziss@synopsys.com> * config/arc/crti.S: Add RF16 object attribute. diff --git a/libgcc/libgcov-profiler.c b/libgcc/libgcov-profiler.c index 58784d1..6043ac4 100644 --- a/libgcc/libgcov-profiler.c +++ b/libgcc/libgcov-profiler.c @@ -199,8 +199,9 @@ struct indirect_call_tuple __gcov_indirect_call; as a pointer to a function. */ /* Tries to determine the most common value among its inputs. */ -void -__gcov_indirect_call_profiler_v4 (gcov_type value, void* cur_func) +static inline void +__gcov_indirect_call_profiler_body (gcov_type value, void *cur_func, + int use_atomic) { /* If the C++ virtual tables contain function descriptors then one function may have multiple descriptors and we need to dereference @@ -208,10 +209,26 @@ __gcov_indirect_call_profiler_v4 (gcov_type value, void* cur_func) if (cur_func == __gcov_indirect_call.callee || (__LIBGCC_VTABLE_USES_DESCRIPTORS__ && *(void **) cur_func == *(void **) __gcov_indirect_call.callee)) - __gcov_topn_values_profiler_body (__gcov_indirect_call.counters, value, 0); + __gcov_topn_values_profiler_body (__gcov_indirect_call.counters, value, + use_atomic); __gcov_indirect_call.callee = NULL; } + +void +__gcov_indirect_call_profiler_v4 (gcov_type value, void *cur_func) +{ + __gcov_indirect_call_profiler_body (value, cur_func, 0); +} + +#if GCOV_SUPPORTS_ATOMIC +void +__gcov_indirect_call_profiler_v4_atomic (gcov_type value, void *cur_func) +{ + __gcov_indirect_call_profiler_body (value, cur_func, 1); +} +#endif + #endif #ifdef L_gcov_time_profiler diff --git a/libgcc/libgcov.h b/libgcc/libgcov.h index bc7e308..023293e 100644 --- a/libgcc/libgcov.h +++ b/libgcc/libgcov.h @@ -274,6 +274,7 @@ extern void __gcov_pow2_profiler_atomic (gcov_type *, gcov_type); extern void __gcov_topn_values_profiler (gcov_type *, gcov_type); extern void __gcov_topn_values_profiler_atomic (gcov_type *, gcov_type); extern void __gcov_indirect_call_profiler_v4 (gcov_type, void *); +extern void __gcov_indirect_call_profiler_v4_atomic (gcov_type, void *); extern void __gcov_time_profiler (gcov_type *); extern void __gcov_time_profiler_atomic (gcov_type *); extern void __gcov_average_profiler (gcov_type *, gcov_type);
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