diff options
Diffstat (limited to 'toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99534.patch')
| -rw-r--r-- | toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99534.patch | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99534.patch b/toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99534.patch deleted file mode 100644 index 9fa6cf261c..0000000000 --- a/toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99534.patch +++ /dev/null @@ -1,39 +0,0 @@ -2011-08-09 Revital Eres <revital.eres@linaro.org> - - gcc/ - Backport from trunk -r176972: - - * ddg.c (create_ddg_dep_from_intra_loop_link): Remove - the creation of anti-dep edge from a branch. - add_cross_iteration_register_deps): - Create anti-dep edge from a branch. - -=== modified file 'gcc/ddg.c' ---- old/gcc/ddg.c 2011-07-05 09:02:18 +0000 -+++ new/gcc/ddg.c 2011-07-31 13:13:38 +0000 -@@ -197,11 +197,6 @@ - } - } - -- /* If a true dep edge enters the branch create an anti edge in the -- opposite direction to prevent the creation of reg-moves. */ -- if ((DEP_TYPE (link) == REG_DEP_TRUE) && JUMP_P (dest_node->insn)) -- create_ddg_dep_no_link (g, dest_node, src_node, ANTI_DEP, REG_DEP, 1); -- - latency = dep_cost (link); - e = create_ddg_edge (src_node, dest_node, t, dt, latency, distance); - add_edge_to_ddg (g, e); -@@ -305,8 +300,11 @@ - - gcc_assert (first_def_node); - -+ /* Always create the edge if the use node is a branch in -+ order to prevent the creation of reg-moves. */ - if (DF_REF_ID (last_def) != DF_REF_ID (first_def) -- || !flag_modulo_sched_allow_regmoves) -+ || !flag_modulo_sched_allow_regmoves -+ || JUMP_P (use_node->insn)) - create_ddg_dep_no_link (g, use_node, first_def_node, ANTI_DEP, - REG_DEP, 1); - - |