From: J"orn Rennecke Date: Mon, 12 Sep 2005 13:49:56 +0000 (+0000) Subject: re PR middle-end/23290 (Layout changed for structure with single complex field) X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f439f9a536087071b4593eb0dda40eb5cc592c1c;p=gcc.git re PR middle-end/23290 (Layout changed for structure with single complex field) PR middle-end/23290 * stor-layout.c (compute_record_mode): For records with a single field, actually check the field's mode size against the type size. From-SVN: r104171 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 70eb9875500..7d2a74292df 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,9 @@ 2005-09-12 J"orn Rennecke + PR middle-end/23290 + * stor-layout.c (compute_record_mode): For records with a single + field, actually check the field's mode size against the type size. + * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose registers for TARGET_SHMEDIA. (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename diff --git a/gcc/stor-layout.c b/gcc/stor-layout.c index 0ec818d7fbd..31d8becdac7 100644 --- a/gcc/stor-layout.c +++ b/gcc/stor-layout.c @@ -1367,14 +1367,15 @@ compute_record_mode (tree type) #endif /* MEMBER_TYPE_FORCES_BLK */ } - TYPE_MODE (type) = mode_for_size_tree (TYPE_SIZE (type), MODE_INT, 1); - /* If we only have one real field; use its mode if that mode's size matches the type's size. This only applies to RECORD_TYPE. This does not apply to unions. */ if (TREE_CODE (type) == RECORD_TYPE && mode != VOIDmode - && GET_MODE_SIZE (mode) == GET_MODE_SIZE (TYPE_MODE (type))) + && host_integerp (TYPE_SIZE (type), 1) + && GET_MODE_BITSIZE (mode) == TREE_INT_CST_LOW (TYPE_SIZE (type))) TYPE_MODE (type) = mode; + else + TYPE_MODE (type) = mode_for_size_tree (TYPE_SIZE (type), MODE_INT, 1); /* If structure's known alignment is less than what the scalar mode would need, and it matters, then stick with BLKmode. */