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from 03acd8b6429 PR tree-optimization/71343: Optimize (X<<C)&(Y<<C) as (X&Y)<<C. new 418b71c0d53 PR tree-optimization/64992: (B << 2) != 0 is B when B is Boolean. new 6f94923dea2 Improved gain calculation for COMPARE to 0 or -1 in TImode [...] new f8cada540d8 Support shifts and rotates by integer constants in TImode S [...]
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Summary of changes: gcc/config/i386/i386-features.cc | 167 ++++++++++++++++++++++++++- gcc/match.pd | 20 ++++ gcc/testsuite/gcc.dg/pr64992.c | 7 ++ gcc/testsuite/gcc.target/i386/sse4_1-stv-9.c | 12 ++ 4 files changed, 200 insertions(+), 6 deletions(-) create mode 100644 gcc/testsuite/gcc.dg/pr64992.c create mode 100644 gcc/testsuite/gcc.target/i386/sse4_1-stv-9.c