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authorEaswaran Raman <eraman@google.com>2013-10-09 21:07:54 +0000
committerEaswaran Raman <eraman@gcc.gnu.org>2013-10-09 21:07:54 +0000
commit4d5b5e9f2c37500cb85e18ce685be3bdd6ba549d (patch)
treead4a66df6d3b6cda0eaca95d0828d6b2e9c64305 /gcc/params.def
parentc9ef86a1717dd66f185aff6578cf4744771b39e4 (diff)
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params.def (PARAM_MIN_SIZE_FOR_STACK_SHARING): New param...
2013-10-09 Easwaran Raman <eraman@google.com> * params.def (PARAM_MIN_SIZE_FOR_STACK_SHARING): New param... * cfgexpand.c (defer_stack_allocation): ...use here * doc/invoke.texi: Add documentation for min-size-for-stack-sharing. From-SVN: r203330
Diffstat (limited to 'gcc/params.def')
-rw-r--r--gcc/params.def6
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/params.def b/gcc/params.def
index ff9ba9a..def5a9a 100644
--- a/gcc/params.def
+++ b/gcc/params.def
@@ -682,6 +682,12 @@ DEFPARAM (PARAM_SSP_BUFFER_SIZE,
"The lower bound for a buffer to be considered for stack smashing protection",
8, 1, 0)
+DEFPARAM (PARAM_MIN_SIZE_FOR_STACK_SHARING,
+ "min-size-for-stack-sharing",
+ "The minimum size of variables taking part in stack slot sharing "
+ "when not optimizing",
+ 32, 0, 0)
+
/* When we thread through a block we have to make copies of the
statements within the block. Clearly for large blocks the code
duplication is bad.