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from 7253eba Update .po files. new a54071b Patch for performing interprocedural bitwise constant propagation.

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Summary of changes: gcc/ChangeLog | 57 +++++ gcc/common.opt | 4 + gcc/doc/invoke.texi | 9 +- gcc/ipa-cp.c | 384 ++++++++++++++++++++++++++++++++++ gcc/ipa-prop.c | 163 ++++++++++++++- gcc/ipa-prop.h | 47 ++++- gcc/opts.c | 4 + gcc/testsuite/ChangeLog | 7 + gcc/testsuite/gcc.dg/ipa/propbits-1.c | 19 ++ gcc/testsuite/gcc.dg/ipa/propbits-2.c | 41 ++++ gcc/testsuite/gcc.dg/ipa/propbits-3.c | 22 ++ gcc/tree-ssa-ccp.c | 92 ++++---- gcc/{signop.h => tree-ssa-ccp.h} | 20 +- 13 files changed, 804 insertions(+), 65 deletions(-) create mode 100644 gcc/testsuite/gcc.dg/ipa/propbits-1.c create mode 100644 gcc/testsuite/gcc.dg/ipa/propbits-2.c create mode 100644 gcc/testsuite/gcc.dg/ipa/propbits-3.c copy gcc/{signop.h => tree-ssa-ccp.h} (59%)