From: Jan Hubicka Date: Sat, 19 Nov 2011 01:34:55 +0000 (+0100) Subject: i386.c (atom_cost): Disable SSE loop until alignment issues are fixed. X-Git-Tag: releases/gcc-4.7.0~2104 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=ea5cbe6161d115541b7b1dee24d6f07b269cb1bb;p=thirdparty%2Fgcc.git i386.c (atom_cost): Disable SSE loop until alignment issues are fixed. * config/i386/i386.c (atom_cost): Disable SSE loop until alignment issues are fixed. From-SVN: r181503 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 71f7bc4f194a..5cc9271debcf 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2011-11-18 Jan Hubicka + + * config/i386/i386.c (atom_cost): Disable SSE loop until alignment + issues are fixed. + 2011-11-18 Anatoly Sokolov * config/cris/cris.c (cris_function_value_regno_p): Make static. diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 7e8f1a4225b8..e1975246059a 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -1783,18 +1783,18 @@ struct processor_costs atom_cost = { /* stringop_algs for memcpy. SSE loops works best on Atom, but fall back into non-SSE unrolled loop variant if that fails. */ - {{{libcall, {{4096, sse_loop}, {4096, unrolled_loop}, {-1, libcall}}}, /* Known alignment. */ - {libcall, {{4096, sse_loop}, {4096, unrolled_loop}, {-1, libcall}}}}, - {{libcall, {{2048, sse_loop}, {2048, unrolled_loop}, {-1, libcall}}}, /* Unknown alignment. */ - {libcall, {{2048, sse_loop}, {2048, unrolled_loop}, + {{{libcall, {{4096, unrolled_loop}, {-1, libcall}}}, /* Known alignment. */ + {libcall, {{4096, unrolled_loop}, {-1, libcall}}}}, + {{libcall, {{2048, unrolled_loop}, {-1, libcall}}}, /* Unknown alignment. */ + {libcall, {{2048, unrolled_loop}, {-1, libcall}}}}}, /* stringop_algs for memset. */ - {{{libcall, {{4096, sse_loop}, {4096, unrolled_loop}, {-1, libcall}}}, /* Known alignment. */ - {libcall, {{4096, sse_loop}, {4096, unrolled_loop}, {-1, libcall}}}}, - {{libcall, {{1024, sse_loop}, {1024, unrolled_loop}, /* Unknown alignment. */ + {{{libcall, {{4096, unrolled_loop}, {-1, libcall}}}, /* Known alignment. */ + {libcall, {{4096, unrolled_loop}, {-1, libcall}}}}, + {{libcall, {{1024, unrolled_loop}, /* Unknown alignment. */ {-1, libcall}}}, - {libcall, {{2048, sse_loop}, {2048, unrolled_loop}, + {libcall, {{2048, unrolled_loop}, {-1, libcall}}}}}, 1, /* scalar_stmt_cost. */ 1, /* scalar load_cost. */