diff options
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_fs_live_variables.cpp | 38 |
1 files changed, 19 insertions, 19 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs_live_variables.cpp b/src/mesa/drivers/dri/i965/brw_fs_live_variables.cpp index 502161d5128..19aec92fad1 100644 --- a/src/mesa/drivers/dri/i965/brw_fs_live_variables.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs_live_variables.cpp @@ -204,27 +204,9 @@ fs_live_variables::compute_live_variables() while (cont) { cont = false; - foreach_block (block, cfg) { + foreach_block_reverse (block, cfg) { struct block_data *bd = &block_data[block->num]; - /* Update livein */ - for (int i = 0; i < bitset_words; i++) { - BITSET_WORD new_livein = (bd->use[i] | - (bd->liveout[i] & - ~bd->def[i])); - if (new_livein & ~bd->livein[i]) { - bd->livein[i] |= new_livein; - cont = true; - } - } - BITSET_WORD new_livein = (bd->flag_use[0] | - (bd->flag_liveout[0] & - ~bd->flag_def[0])); - if (new_livein & ~bd->flag_livein[0]) { - bd->flag_livein[0] |= new_livein; - cont = true; - } - /* Update liveout */ foreach_list_typed(bblock_link, child_link, link, &block->children) { struct block_data *child_bd = &block_data[child_link->block->num]; @@ -244,6 +226,24 @@ fs_live_variables::compute_live_variables() cont = true; } } + + /* Update livein */ + for (int i = 0; i < bitset_words; i++) { + BITSET_WORD new_livein = (bd->use[i] | + (bd->liveout[i] & + ~bd->def[i])); + if (new_livein & ~bd->livein[i]) { + bd->livein[i] |= new_livein; + cont = true; + } + } + BITSET_WORD new_livein = (bd->flag_use[0] | + (bd->flag_liveout[0] & + ~bd->flag_def[0])); + if (new_livein & ~bd->flag_livein[0]) { + bd->flag_livein[0] |= new_livein; + cont = true; + } } } } |