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from 8cfbac1c4c6 * config/i386/i386.h (TARGET_PREFER_AVX256): Also enable [...] new 2a09b28c6d0 * doc/generic.texi (ANNOTATE_EXPR): Document 3rd operand. [...]

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Summary of changes: gcc/ChangeLog | 40 ++++ gcc/ada/ChangeLog | 6 + gcc/ada/gcc-interface/trans.c | 25 +- gcc/c/ChangeLog | 8 + gcc/c/c-parser.c | 15 +- gcc/cfgloop.h | 5 + gcc/cp/ChangeLog | 9 + gcc/cp/pt.c | 6 +- gcc/cp/semantics.c | 15 +- gcc/doc/generic.texi | 2 +- gcc/fortran/ChangeLog | 6 + gcc/fortran/trans-stmt.c | 5 +- gcc/function.h | 5 +- gcc/gimplify.c | 4 +- gcc/loop-init.c | 6 +- gcc/loop-unroll.c | 103 +++++--- gcc/lto-streamer-in.c | 1 + gcc/lto-streamer-out.c | 1 + gcc/testsuite/ChangeLog | 25 ++ gcc/testsuite/gcc.dg/pr64277.c | 2 +- gcc/testsuite/gcc.dg/tree-prof/unroll-1.c | 4 +- gcc/testsuite/gcc.dg/tree-ssa/cunroll-1.c | 2 +- gcc/testsuite/gcc.dg/tree-ssa/cunroll-12.c | 2 +- gcc/testsuite/gcc.dg/tree-ssa/cunroll-13.c | 2 +- gcc/testsuite/gcc.dg/tree-ssa/cunroll-14.c | 2 +- gcc/testsuite/gcc.dg/tree-ssa/cunroll-2.c | 2 +- gcc/testsuite/gcc.dg/tree-ssa/cunroll-3.c | 2 +- gcc/testsuite/gcc.dg/tree-ssa/cunroll-5.c | 2 +- gcc/testsuite/gcc.dg/tree-ssa/loop-1.c | 2 +- gcc/testsuite/gcc.dg/tree-ssa/loop-23.c | 3 +- gcc/testsuite/gcc.dg/tree-ssa/pr61743-1.c | 4 +- gcc/testsuite/gcc.dg/tree-ssa/pr61743-2.c | 4 +- gcc/testsuite/gcc.dg/unroll-2.c | 4 +- gcc/testsuite/gcc.dg/unroll-3.c | 2 +- gcc/testsuite/gcc.dg/unroll-4.c | 2 +- gcc/testsuite/gcc.dg/unroll-5.c | 2 +- gcc/testsuite/gcc.dg/unroll-7.c | 4 +- gcc/testsuite/gnat.dg/unroll1.adb | 27 +++ gcc/testsuite/gnat.dg/{vect12.ads => unroll1.ads} | 5 +- gcc/testsuite/gnat.dg/{vect12.adb => unroll2.adb} | 14 +- gcc/testsuite/gnat.dg/{vect13.ads => unroll2.ads} | 5 +- gcc/testsuite/gnat.dg/{vect13.adb => unroll3.adb} | 14 +- gcc/testsuite/gnat.dg/{vect12.ads => unroll3.ads} | 5 +- gcc/tree-cfg.c | 8 + gcc/tree-core.h | 1 + gcc/tree-inline.c | 5 + gcc/tree-pretty-print.c | 4 + gcc/tree-ssa-loop-ivcanon.c | 278 ++++++++++++---------- gcc/tree.def | 5 +- 49 files changed, 463 insertions(+), 242 deletions(-) create mode 100644 gcc/testsuite/gnat.dg/unroll1.adb copy gcc/testsuite/gnat.dg/{vect12.ads => unroll1.ads} (69%) copy gcc/testsuite/gnat.dg/{vect12.adb => unroll2.adb} (52%) copy gcc/testsuite/gnat.dg/{vect13.ads => unroll2.ads} (69%) copy gcc/testsuite/gnat.dg/{vect13.adb => unroll3.adb} (52%) copy gcc/testsuite/gnat.dg/{vect12.ads => unroll3.ads} (69%)