diff options
Diffstat (limited to 'gcc/toplev.c')
| -rwxr-xr-x | gcc/toplev.c | 127 |
1 files changed, 2 insertions, 125 deletions
diff --git a/gcc/toplev.c b/gcc/toplev.c index ede8252..c503836 100755 --- a/gcc/toplev.c +++ b/gcc/toplev.c @@ -278,7 +278,6 @@ int cse_dump = 0; int gcse_dump = 0; int loop_dump = 0; int cse2_dump = 0; -int branch_prob_dump = 0; int flow_dump = 0; int combine_dump = 0; int regmove_dump = 0; @@ -370,26 +369,6 @@ lang_expand_expr_t lang_expand_expr = 0; void (*incomplete_decl_finalize_hook) PROTO((tree)) = 0; -/* Nonzero if generating code to do profiling. */ - -int profile_flag = 0; - -/* Nonzero if generating code to do profiling on a line-by-line basis. */ - -int profile_block_flag; - -/* Nonzero if generating code to profile program flow graph arcs. */ - -int profile_arc_flag = 0; - -/* Nonzero if generating info for gcov to calculate line test coverage. */ - -int flag_test_coverage = 0; - -/* Nonzero indicates that branch taken probabilities should be calculated. */ - -int flag_branch_probabilities = 0; - /* Nonzero for -pedantic switch: warn about anything that standard spec forbids. */ @@ -943,12 +922,6 @@ lang_independent_options f_options[] = "Use setjmp/longjmp to handle exceptions" }, {"asynchronous-exceptions", &asynchronous_exceptions, 1, "Support asynchronous exceptions" }, - {"profile-arcs", &profile_arc_flag, 1, - "Insert arc based program profiling code" }, - {"test-coverage", &flag_test_coverage, 1, - "Create data files needed by gcov" }, - {"branch-probabilities", &flag_branch_probabilities, 1, - "Use profiling information for branch porbabilities" }, {"fast-math", &flag_fast_math, 1, "Improve FP speed by violating ANSI & IEEE rules" }, {"common", &flag_no_common, 0, @@ -1303,7 +1276,6 @@ int cse_time; int gcse_time; int loop_time; int cse2_time; -int branch_prob_time; int flow_time; int combine_time; int regmove_time; @@ -2637,7 +2609,6 @@ compile_file (name) gcse_time = 0; loop_time = 0; cse2_time = 0; - branch_prob_time = 0; flow_time = 0; combine_time = 0; regmove_time = 0; @@ -2661,8 +2632,7 @@ compile_file (name) name = init_parse (name); init_rtl (); init_emit_once (debug_info_level == DINFO_LEVEL_NORMAL - || debug_info_level == DINFO_LEVEL_VERBOSE - || flag_test_coverage); + || debug_info_level == DINFO_LEVEL_VERBOSE); init_regs (); init_decl_processing (); init_optabs (); @@ -2734,12 +2704,6 @@ compile_file (name) if (graph_dump_format != no_graph) clean_graph_dump_file (dump_base_name, ".cse2"); } - if (branch_prob_dump) - { - clean_dump_file (".bp"); - if (graph_dump_format != no_graph) - clean_graph_dump_file (dump_base_name, ".bp"); - } if (flow_dump) { clean_dump_file (".flow"); @@ -2877,8 +2841,6 @@ compile_file (name) if (flag_syntax_only) { write_symbols = NO_DEBUG; - profile_flag = 0; - profile_block_flag = 0; } else { @@ -2923,13 +2885,6 @@ compile_file (name) } #endif - if (flag_function_sections - && (profile_flag || profile_block_flag)) - { - warning ("-ffunction-sections disabled; it makes profiling impossible."); - flag_function_sections = 0; - } - #ifndef OBJECT_FORMAT_ELF if (flag_function_sections && write_symbols != NO_DEBUG) warning ("-ffunction-sections may affect debugging on some targets."); @@ -2944,18 +2899,6 @@ compile_file (name) Therefore, I took out that change. In future versions we should find another way to solve that dbx problem. -- rms, 23 May 93. */ - - /* Don't let the first function fall at the same address - as gcc_compiled., if profiling. */ - if (profile_flag || profile_block_flag) - { - /* It's best if we can write a nop here since some - assemblers don't tolerate zeros in the text section. */ - if (insn_template[CODE_FOR_nop] != 0) - output_asm_insn (insn_template[CODE_FOR_nop], NULL_PTR); - else - assemble_zeros (UNITS_PER_WORD); - } /* If dbx symbol table desired, initialize writing it and output the predefined types. */ @@ -2985,7 +2928,6 @@ compile_file (name) /* Initialize yet another pass. */ init_final (main_input_filename); - init_branch_prob (dump_base_name); start_time = get_run_time (); @@ -3108,15 +3050,6 @@ compile_file (name) } } - /* This must occur after the loop to output deferred functions. Else - the profiler initializer would not be emitted if all the functions - in this compilation unit were deferred. - - output_func_start_profiler can not cause any additional functions or - data to need to be output, so it need not be in the deferred function - loop above. */ - output_func_start_profiler (); - /* Now that all possible functions have been output, we can dump the exception table. */ @@ -3256,14 +3189,6 @@ compile_file (name) end_final (dump_base_name); - if (branch_prob_dump) - open_dump_file (".bp", NULL); - - TIMEVAR (dump_time, end_branch_prob (rtl_dump_file)); - - if (branch_prob_dump) - close_dump_file (NULL, NULL_RTX); - #ifdef ASM_FILE_END ASM_FILE_END (asm_out_file); #endif @@ -3321,8 +3246,6 @@ compile_file (name) finish_graph_dump_file (dump_base_name, ".loop"); if (cse2_dump) finish_graph_dump_file (dump_base_name, ".cse2"); - if (branch_prob_dump) - finish_graph_dump_file (dump_base_name, ".bp"); if (flow_dump) finish_graph_dump_file (dump_base_name, ".flow"); if (combine_dump) @@ -3371,7 +3294,6 @@ compile_file (name) print_time ("gcse", gcse_time); print_time ("loop", loop_time); print_time ("cse2", cse2_time); - print_time ("branch-prob", branch_prob_time); print_time ("flow", flow_time); print_time ("combine", combine_time); print_time ("regmove", regmove_time); @@ -3939,25 +3861,6 @@ rest_of_compilation (decl) } } - if (profile_arc_flag || flag_test_coverage || flag_branch_probabilities) - { - if (branch_prob_dump) - open_dump_file (".bp", decl_printable_name (decl, 2)); - - TIMEVAR - (branch_prob_time, - { - branch_prob (insns, rtl_dump_file); - }); - - if (branch_prob_dump) - { - close_dump_file (print_rtl, insns); - if (graph_dump_format != no_graph) - print_rtl_graph_with_bb (dump_base_name, ".bp", insns); - } - } - /* We are no longer anticipating cse in this function, at least. */ cse_not_expected = 1; @@ -4471,13 +4374,6 @@ display_help () printf (" -Wid-clash-<num> Warn if 2 identifiers have the same first <num> chars\n"); printf (" -Wlarger-than-<number> Warn if an object is larger than <number> bytes\n"); - printf (" -p Enable function profiling\n"); -#if defined (BLOCK_PROFILER) || defined (FUNCTION_BLOCK_PROFILER) - printf (" -a Enable block profiling \n"); -#endif -#if defined (BLOCK_PROFILER) || defined (FUNCTION_BLOCK_PROFILER) || defined FUNCTION_BLOCK_PROFILER_EXIT - printf (" -ax Enable jump profiling \n"); -#endif printf (" -o <file> Place output into <file> \n"); printf (" -G <number> Put global and static data smaller than <number>\n"); printf (" bytes into a special section (on some targets)\n"); @@ -4878,7 +4774,6 @@ main (argc, argv) switch (*p++) { case 'a': - branch_prob_dump = 1; combine_dump = 1; #ifdef DELAY_SLOTS dbr_sched_dump = 1; @@ -4909,9 +4804,6 @@ main (argc, argv) case 'A': flag_debug_asm = 1; break; - case 'b': - branch_prob_dump = 1; - break; case 'c': combine_dump = 1; break; @@ -5148,24 +5040,15 @@ main (argc, argv) } else if (!strcmp (str, "p")) { - profile_flag = 1; + warning ("`-p' option (function profiling) not supported"); } else if (!strcmp (str, "a")) { -#if !defined (BLOCK_PROFILER) || !defined (FUNCTION_BLOCK_PROFILER) warning ("`-a' option (basic block profile) not supported"); -#else - profile_block_flag = (profile_block_flag < 2) ? 1 : 3; -#endif } else if (!strcmp (str, "ax")) { -#if !defined (FUNCTION_BLOCK_PROFILER_EXIT) || !defined (BLOCK_PROFILER) || !defined (FUNCTION_BLOCK_PROFILER) warning ("`-ax' option (jump profiling) not supported"); -#else - profile_block_flag = (!profile_block_flag - || profile_block_flag == 2) ? 2 : 3; -#endif } else if (str[0] == 'g') { @@ -5343,12 +5226,6 @@ main (argc, argv) #endif } - if (profile_block_flag == 3) - { - warning ("`-ax' and `-a' are conflicting options. `-a' ignored."); - profile_block_flag = 2; - } - /* Unrolling all loops implies that standard loop unrolling must also be done. */ if (flag_unroll_all_loops) |