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from 659169d3b2e 2018-09-05 Richard Biener rguenther@suse.de new 3cb2785efe2 Optimise sqrt reciprocal multiplications
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Summary of changes: gcc/ChangeLog | 7 ++ gcc/testsuite/ChangeLog | 10 ++ gcc/testsuite/g++.dg/recip_sqrt_mult_1.C | 49 ++++++++ gcc/testsuite/g++.dg/recip_sqrt_mult_2.C | 49 ++++++++ gcc/testsuite/gcc.dg/recip_sqrt_mult_1.c | 15 +++ gcc/testsuite/gcc.dg/recip_sqrt_mult_2.c | 11 ++ gcc/testsuite/gcc.dg/recip_sqrt_mult_3.c | 11 ++ gcc/testsuite/gcc.dg/recip_sqrt_mult_4.c | 21 ++++ gcc/testsuite/gcc.dg/recip_sqrt_mult_5.c | 20 +++ gcc/tree-ssa-math-opts.c | 206 ++++++++++++++++++++++++++++++- 10 files changed, 395 insertions(+), 4 deletions(-) create mode 100644 gcc/testsuite/g++.dg/recip_sqrt_mult_1.C create mode 100644 gcc/testsuite/g++.dg/recip_sqrt_mult_2.C create mode 100644 gcc/testsuite/gcc.dg/recip_sqrt_mult_1.c create mode 100644 gcc/testsuite/gcc.dg/recip_sqrt_mult_2.c create mode 100644 gcc/testsuite/gcc.dg/recip_sqrt_mult_3.c create mode 100644 gcc/testsuite/gcc.dg/recip_sqrt_mult_4.c create mode 100644 gcc/testsuite/gcc.dg/recip_sqrt_mult_5.c