From a2456fc3b00f4d52114e837cc5540031fcbb0209 Mon Sep 17 00:00:00 2001 From: mrs Date: Mon, 22 Mar 2010 23:13:10 +0000 Subject: [PATCH] PR target/23071 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align): Don't overly align based upon packed packed fields. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@157654 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/ChangeLog | 6 ++++++ gcc/config/rs6000/rs6000.c | 3 +++ 2 files changed, 9 insertions(+) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index f8515cdc554..e1bd54ad852 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2010-03-22 Mike Stump + + PR target/23071 + * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align): + Don't overly align based upon packed packed fields. + 2010-03-22 Jason Merrill * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]: diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c index dea0271b91a..ab48e82d9fc 100644 --- a/gcc/config/rs6000/rs6000.c +++ b/gcc/config/rs6000/rs6000.c @@ -4653,6 +4653,9 @@ darwin_rs6000_special_round_type_align (tree type, unsigned int computed, field = TREE_CHAIN (field); if (! field) break; + /* A packed field does not contribute any extra alignment. */ + if (DECL_PACKED (field)) + return align; type = TREE_TYPE (field); while (TREE_CODE (type) == ARRAY_TYPE) type = TREE_TYPE (type); -- 2.11.0