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From: Martin Liska <marxin@gcc.gnu.org> To: gcc-cvs@gcc.gnu.org Subject: [gcc(refs/users/marxin/heads/target-opts-v850)] v850: add v850_can_inline_p target hook Date: Wed, 23 Jun 2021 13:47:26 +0000 (GMT) [thread overview] Message-ID: <20210623134726.5AF053985C03@sourceware.org> (raw) https://gcc.gnu.org/g:0ee7a43faca4523da73967a0ff8625d280982746 commit 0ee7a43faca4523da73967a0ff8625d280982746 Author: Martin Liska <mliska@suse.cz> Date: Wed Jun 23 15:46:22 2021 +0200 v850: add v850_can_inline_p target hook gcc/ChangeLog: * config/v850/v850.c (v850_option_override): Build default target node. (v850_can_inline_p): New. Allow MASK_PROLOG_FUNCTION to be ignored for inlining. (TARGET_CAN_INLINE_P): New. Diff: --- gcc/config/v850/v850.c | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/gcc/config/v850/v850.c b/gcc/config/v850/v850.c index e0e5005d865..371e6026e9a 100644 --- a/gcc/config/v850/v850.c +++ b/gcc/config/v850/v850.c @@ -3140,6 +3140,11 @@ v850_option_override (void) /* The RH850 ABI does not (currently) support the use of the CALLT instruction. */ if (! TARGET_GCC_ABI) target_flags |= MASK_DISABLE_CALLT; + + /* Save the initial options in case the user does function specific + options. */ + target_option_default_node = target_option_current_node + = build_target_option_node (&global_options, &global_options_set); } \f const char * @@ -3192,6 +3197,29 @@ v850_modes_tieable_p (machine_mode mode1, machine_mode mode2) return (mode1 == mode2 || (GET_MODE_SIZE (mode1) <= 4 && GET_MODE_SIZE (mode2) <= 4)); } + +static bool +v850_can_inline_p (tree caller, tree callee) +{ + tree caller_tree = DECL_FUNCTION_SPECIFIC_TARGET (caller); + tree callee_tree = DECL_FUNCTION_SPECIFIC_TARGET (callee); + + const unsigned HOST_WIDE_INT safe_flags = MASK_PROLOG_FUNCTION; + + if (!callee_tree) + callee_tree = target_option_default_node; + if (!caller_tree) + caller_tree = target_option_default_node; + if (callee_tree == caller_tree) + return true; + + cl_target_option *caller_opts = TREE_TARGET_OPTION (caller_tree); + cl_target_option *callee_opts = TREE_TARGET_OPTION (callee_tree); + + return ((caller_opts->x_target_flags & ~safe_flags) + == (callee_opts->x_target_flags & ~safe_flags)); +} + \f /* Initialize the GCC target structure. */ @@ -3306,6 +3334,10 @@ v850_modes_tieable_p (machine_mode mode1, machine_mode mode2) #undef TARGET_HAVE_SPECULATION_SAFE_VALUE #define TARGET_HAVE_SPECULATION_SAFE_VALUE speculation_safe_value_not_needed +#undef TARGET_CAN_INLINE_P +#define TARGET_CAN_INLINE_P v850_can_inline_p + + struct gcc_target targetm = TARGET_INITIALIZER; #include "gt-v850.h"
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