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* expr.c (undefined_operand_subword_p): New.
authorjsm28 <jsm28@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 23 May 2006 18:54:37 +0000 (18:54 +0000)
committerjsm28 <jsm28@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 23 May 2006 18:54:37 +0000 (18:54 +0000)
commit8dfa1b7ff5ef6682f0ba55a47a86bc4b8cb15eea
tree05e8cc0a327ace7c6d12591051e952ef38b0d69c
parent98c26c78e0a6e9bdff5de9581458a5cc1e7a6a98
* expr.c (undefined_operand_subword_p): New.
(emit_move_multi_word): Do not generate move from undefined bits
of a paradoxical subreg.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@114021 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/expr.c