From b8ad26ccd1b0997e5c36bea7a9eec552bc7e71ff Mon Sep 17 00:00:00 2001 From: spop Date: Wed, 25 Nov 2009 05:00:38 +0000 Subject: [PATCH] 2009-10-13 Sebastian Pop * graphite-blocking.c (pbb_do_strip_mine): Use PARAM_LOOP_BLOCK_TILE_SIZE. * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Declared. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@154574 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/ChangeLog.graphite | 5 +++++ gcc/graphite-blocking.c | 2 +- gcc/params.def | 7 +++++++ 3 files changed, 13 insertions(+), 1 deletion(-) diff --git a/gcc/ChangeLog.graphite b/gcc/ChangeLog.graphite index 382dcbae348..95068fe21bb 100644 --- a/gcc/ChangeLog.graphite +++ b/gcc/ChangeLog.graphite @@ -1,5 +1,10 @@ 2009-10-13 Sebastian Pop + * graphite-blocking.c (pbb_do_strip_mine): Use + PARAM_LOOP_BLOCK_TILE_SIZE. + +2009-10-13 Sebastian Pop + * graphite-poly.c (dot_lst_1): New. (dot_lst): New. * graphite-poly.h (dot_lst): Declared. diff --git a/gcc/graphite-blocking.c b/gcc/graphite-blocking.c index 80a991c6154..9bd793bdf07 100644 --- a/gcc/graphite-blocking.c +++ b/gcc/graphite-blocking.c @@ -202,7 +202,7 @@ static bool pbb_do_strip_mine (poly_bb_p pbb) { graphite_dim_t s_dim; - int stride = 64; + int stride = PARAM_VALUE (PARAM_LOOP_BLOCK_TILE_SIZE); bool transform_done = false; for (s_dim = 0; s_dim < pbb_nb_dynamic_scattering_transform (pbb); s_dim++) diff --git a/gcc/params.def b/gcc/params.def index 8d1585f1e32..db9b75a8582 100644 --- a/gcc/params.def +++ b/gcc/params.def @@ -733,6 +733,13 @@ DEFPARAM (PARAM_SWITCH_CONVERSION_BRANCH_RATIO, "a switch conversion to take place", 8, 1, 0) +/* Size of tiles when doing loop blocking. */ + +DEFPARAM (PARAM_LOOP_BLOCK_TILE_SIZE, + "loop-block-tile-size", + "size of tiles for loop blocking", + 51, 0, 0) + /* Avoid doing loop invariant motion on very large loops. */ DEFPARAM (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP, -- 2.11.0