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(parent: 03152d9) | patch
(combine_instructions): In initial scan of insns, handle a REG_INC
authorkenner <kenner@138bc75d-0d04-0410-961f-82ee72b054a4>
Sun, 14 Apr 1996 12:20:54 +0000 (12:20 +0000)
committerkenner <kenner@138bc75d-0d04-0410-961f-82ee72b054a4>
Sun, 14 Apr 1996 12:20:54 +0000 (12:20 +0000)
commit24460e25851eea59dd6c881b16c5d0ee6bfef0f5
treee13ceabc61eaf04aa9cf730705af0a39da3cc09ctree | snapshot
parent03152d902f02b68688c69ce1b29c4d5863ca8c0bcommit | diff
(combine_instructions): In initial scan of insns, handle a REG_INC
note's affect on sign bit copies and nonzero bits.
(set_nonzero_bits_and_sign_copies): Treat a zero SET arg as a CLOBBER.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@11762 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/combine.c diff | blob | history
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