From: Nathan Sidwell <nathan@acm.org>
Date: Tue, 1 Dec 2020 19:39:38 +0000 (-0800)
Subject: C++ Module parameters & timers
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=6e3603e62ac3a811e0a1032821b8d045b020a9c1;p=gcc.git

C++ Module parameters & timers

Here is the new parameter and instrumentation timers for modules.

	gcc/
	* params.opt (lazy-modules): New.
	* timevar.def (TV_MODULE_IMPORT, TV_MODULE_EXPORT)
	(TV_MODULE_MAPPER): New.
---

diff --git a/gcc/params.opt b/gcc/params.opt
index ec15357bc27..54951f23fc1 100644
--- a/gcc/params.opt
+++ b/gcc/params.opt
@@ -373,6 +373,10 @@ Maximal stack frame growth due to inlining (in percent).
 Common Joined UInteger Var(param_large_unit_insns) Optimization Init(10000) Param
 The size of translation unit to be considered large.
 
+-param=lazy-modules=
+C++ Joined UInteger Var(param_lazy_modules) Init(32768) Param
+Maximum number of concurrently open C++ module files when lazy loading.
+
 -param=lim-expensive=
 Common Joined UInteger Var(param_lim_expensive) Init(20) Param Optimization
 The minimum cost of an expensive expression in the loop invariant motion.
diff --git a/gcc/timevar.def b/gcc/timevar.def
index 1cf2300ecda..1f85e2db558 100644
--- a/gcc/timevar.def
+++ b/gcc/timevar.def
@@ -145,6 +145,9 @@ DEFTIMEVAR (TV_CONSTEXPR	     , "constant expression evaluation")
 DEFTIMEVAR (TV_CONSTRAINT_NORM	     , "constraint normalization")
 DEFTIMEVAR (TV_CONSTRAINT_SAT	     , "constraint satisfaction")
 DEFTIMEVAR (TV_CONSTRAINT_SUB	     , "constraint subsumption")
+DEFTIMEVAR (TV_MODULE_IMPORT	     , "module import")
+DEFTIMEVAR (TV_MODULE_EXPORT	     , "module export")
+DEFTIMEVAR (TV_MODULE_MAPPER         , "module mapper")
 DEFTIMEVAR (TV_FLATTEN_INLINING      , "flatten inlining")
 DEFTIMEVAR (TV_EARLY_INLINING        , "early inlining heuristics")
 DEFTIMEVAR (TV_INLINE_PARAMETERS     , "inline parameters")