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authorMark Mitchell <mark@codesourcery.com>2001-04-11 18:22:46 +0000
committerMark Mitchell <mmitchel@gcc.gnu.org>2001-04-11 18:22:46 +0000
commitf1fa37ff6bbd4f760f7df6e60dd44cf731d79f44 (patch)
tree36d9539f4aea987e424c87b9c099ac485cbe15f3 /gcc/params.def
parentf3a8030a5bb6a347cdfd4c9fcedabb76bac54ea5 (diff)
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Makefile.in (gcse.o): Depend on params.h.
* Makefile.in (gcse.o): Depend on params.h. * gcse.c: Include params.h. (gcse_main): Don't do GCSE if doing so will take inordinate amounts of memory. * params.def (PARAM_MAX_GCSE_MEMORY): New parameter. * params.h (MAX_GCSE_MEMORY): New macro. From-SVN: r41260
Diffstat (limited to 'gcc/params.def')
-rw-r--r--gcc/params.def7
1 files changed, 7 insertions, 0 deletions
diff --git a/gcc/params.def b/gcc/params.def
index aae7068..749414f 100644
--- a/gcc/params.def
+++ b/gcc/params.def
@@ -66,6 +66,13 @@ DEFPARAM(PARAM_MAX_DELAY_SLOT_LIVE_SEARCH,
"The maximum number of instructions to consider to find accurate live register information",
333)
+/* The GCSE optimization will be disabled if it would require
+ significantly more memory than this value. */
+DEFPARAM(PARAM_MAX_GCSE_MEMORY,
+ "max-gcse-memory",
+ "The maximum amount of memory to be allocated by GCSE",
+ 50 * 1024 * 1024)
+
/*
Local variables:
mode:c