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rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or IORing with a constant.
authorAdam Nemet <anemet@caviumnetworks.com>
Fri, 6 Jul 2007 00:20:46 +0000 (00:20 +0000)
committerAdam Nemet <nemet@gcc.gnu.org>
Fri, 6 Jul 2007 00:20:46 +0000 (00:20 +0000)
commit22761ec3b9b4688e515019b6b97025fda5be6a44
treef707059f7c1e3dc69a66829d782c26a55fe2be16tree | snapshot
parent4f0a96f532a86eb4b81e932af2208a81ba169b33commit | diff
rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or IORing with a constant.

* rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
IORing with a constant.

From-SVN: r126397
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