diff options
Diffstat (limited to 'gcc-4.6/gcc/params.def')
| -rw-r--r-- | gcc-4.6/gcc/params.def | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/gcc-4.6/gcc/params.def b/gcc-4.6/gcc/params.def index 0c6a2e2..168fb5f 100644 --- a/gcc-4.6/gcc/params.def +++ b/gcc-4.6/gcc/params.def @@ -340,6 +340,21 @@ DEFPARAM(PARAM_MAX_UNROLL_ITERATIONS, "max-completely-peel-loop-nest-depth", "The maximum depth of a loop nest we completely peel", 8, 0, 0) +/* The minimum profile count of basic blocks to look at when estimating + * the code size footprint of the call graph in a dynamic IPA compile. */ +DEFPARAM(PARAM_CODESIZE_HOTNESS_THRESHOLD, + "codesize-hotness-threshold", + "Minimum profile count of basic blocks counted towards dynamic IPA " + "code size footprint estimate", + 10000, 0, 0) +/* The maximum code size estimate under which loop unrolling and peeling + * is allowed in a dynamic IPA compile. This currently applies to loops with + * non-constant iteration counts and no floating point computations. */ +DEFPARAM(PARAM_UNROLLPEEL_CODESIZE_THRESHOLD, + "unrollpeel-codesize-threshold", + "Maximum dynamic IPA code size footprint estimate for loop unrolling " + "and peeling", + 10000, 0, 0) /* The maximum number of insns of an unswitched loop. */ DEFPARAM(PARAM_MAX_UNSWITCH_INSNS, @@ -382,7 +397,7 @@ DEFPARAM(PARAM_SMS_LOOP_AVERAGE_COUNT_THRESHOLD, DEFPARAM(HOT_BB_COUNT_FRACTION, "hot-bb-count-fraction", "Select fraction of the maximal count of repetitions of basic block in program given basic block needs to have to be considered hot", - 10000, 0, 0) + 40000, 0, 0) DEFPARAM(HOT_BB_FREQUENCY_FRACTION, "hot-bb-frequency-fraction", "Select fraction of the maximal frequency of executions of basic block in function given basic block needs to have to be considered hot", @@ -1009,12 +1024,12 @@ DEFPARAM (PARAM_MVERSN_CLONE_CGRAPH_DEPTH, "while doing multiversioning", 2, 0, 5) -/* Only output those call graph edges in .note.callgraph.text sections +/* Only output those call graph edges in .gnu.callgraph.text sections whose count is greater than this value. */ DEFPARAM (PARAM_NOTE_CGRAPH_SECTION_EDGE_THRESHOLD, "note-cgraph-section-edge-threshold", "minimum call graph edge count for inclusion in " - ".note.callgraph.text section", + ".gnu.callgraph.text section", 0, 0, 0) DEFPARAM (PARAM_PMU_PROFILE_N_ADDRESS, @@ -1022,6 +1037,11 @@ DEFPARAM (PARAM_PMU_PROFILE_N_ADDRESS, "While doing PMU profiling symbolize this many top addresses.", 50, 1, 10000) +DEFPARAM (PARAM_MAX_FUNCTION_SIZE_FOR_AUTO_CLONING, + "autoclone-function-size-limit", + "Do not auto clone functions beyond this size.", + 450, 0, 100000) + /* Local variables: mode:c |