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| author | Sebastian Pop <s.pop@samsung.com> | 2015-08-27 17:11:21 -0500 |
|---|---|---|
| committer | Sebastian Pop <s.pop@samsung.com> | 2015-08-28 16:47:03 -0500 |
| commit | 78cf0a232ee4314a9d668aab9b4b54f86b308111 (patch) | |
| tree | 8a68adf2000538db7c9d499cbc2c992cd18752ef /gcc-4.9/gcc/doc/invoke.texi | |
| parent | 59e18e04b2c6c598c06d1a0ab98a71baa830eaf2 (diff) | |
| download | toolchain_gcc-78cf0a232ee4314a9d668aab9b4b54f86b308111.tar.gz toolchain_gcc-78cf0a232ee4314a9d668aab9b4b54f86b308111.tar.bz2 toolchain_gcc-78cf0a232ee4314a9d668aab9b4b54f86b308111.zip | |
port revision 219584 from linaro/gcc-4_9-branch
gcc/
2015-01-14 Yvan Roux <yvan.roux@linaro.org>
Backport from trunk r218451.
2014-12-06 James Greenhalgh <james.greenhalgh@arm.com>
Sebastian Pop <s.pop@samsung.com>
Brian Rzycki <b.rzycki@samsung.com>
PR tree-optimization/54742
* params.def (max-fsm-thread-path-insns, max-fsm-thread-length,
max-fsm-thread-paths): New.
* doc/invoke.texi (max-fsm-thread-path-insns, max-fsm-thread-length,
max-fsm-thread-paths): Documented.
* tree-cfg.c (split_edge_bb_loc): Export.
* tree-cfg.h (split_edge_bb_loc): Declared extern.
* tree-ssa-threadedge.c (simplify_control_stmt_condition): Restore the
original value of cond when simplification fails.
(fsm_find_thread_path): New.
(fsm_find_control_statement_thread_paths): New.
(thread_through_normal_block): Call find_control_statement_thread_paths.
* tree-ssa-threadupdate.c (dump_jump_thread_path): Pretty print
EDGE_FSM_THREAD.
(verify_seme): New.
(duplicate_seme_region): New.
(thread_through_all_blocks): Generate code for EDGE_FSM_THREAD edges
calling duplicate_seme_region.
* tree-ssa-threadupdate.h (jump_thread_edge_type): Add EDGE_FSM_THREAD.
gcc/testsuite/
2015-01-14 Yvan Roux <yvan.roux@linaro.org>
Backport from trunk r218451.
2014-12-06 James Greenhalgh <james.greenhalgh@arm.com>
Sebastian Pop <s.pop@samsung.com>
Brian Rzycki <b.rzycki@samsung.com>
PR tree-optimization/54742
* gcc.dg/tree-ssa/ssa-dom-thread-6.c: New test.
* gcc.dg/tree-ssa/ssa-dom-thread-7.c: New test.
Diffstat (limited to 'gcc-4.9/gcc/doc/invoke.texi')
| -rw-r--r-- | gcc-4.9/gcc/doc/invoke.texi | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/doc/invoke.texi b/gcc-4.9/gcc/doc/invoke.texi index f8350c418..b5d9c4ba0 100644 --- a/gcc-4.9/gcc/doc/invoke.texi +++ b/gcc-4.9/gcc/doc/invoke.texi @@ -10442,6 +10442,18 @@ is greater or equal to this number, use callbacks instead of inline checks. E.g. to disable inline code use @option{--param asan-instrumentation-with-call-threshold=0}. +@item max-fsm-thread-path-insns +Maximum number of instructions to copy when duplicating blocks on a +finite state automaton jump thread path. The default is 100. + +@item max-fsm-thread-length +Maximum number of basic blocks on a finite state automaton jump thread +path. The default is 10. + +@item max-fsm-thread-paths +Maximum number of new jump thread paths to create for a finite state +automaton. The default is 50. + @end table @end table |