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bb368aad29
top-level * Makefile.def: Add gprofng module. * configure.ac: Add --enable-gprofng option. * src-release.sh: Add gprofng. * Makefile.in: Regenerate. * configure: Regenerate. * gprofng: New directory. binutils * MAINTAINERS: Add gprofng maintainer. * README-how-to-make-a-release: Add gprofng. include. * collectorAPI.h: New file. * libcollector.h: New file. * libfcollector.h: New file.
449 lines
20 KiB
C
449 lines
20 KiB
C
/* Copyright (C) 2021 Free Software Foundation, Inc.
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Contributed by Oracle.
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This file is part of GNU Binutils.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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/*
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* This file contains preset event names from the Performance Application
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* Programming Interface v3.5 which included the following notice:
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*
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* Copyright (c) 2005,6
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* Innovative Computing Labs
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* Computer Science Department,
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* University of Tennessee,
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* Knoxville, TN.
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* All Rights Reserved.
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*
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the University of Tennessee nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*
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* This open source software license conforms to the BSD License template.
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*/
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/*
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* Performance Counter Back-End for AMD Opteron and AMD Athlon 64 processors.
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*/
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#include <sys/types.h>
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#include "hwcdrv.h"
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#define CPU /* used by cpuid_get*() functions */
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typedef struct _amd_event
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{
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char *name;
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uint16_t emask; /* Event mask setting */
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uint8_t umask_valid; /* Mask of unreserved UNIT_MASK bits */
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} amd_event_t;
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typedef struct _amd_generic_event
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{
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char *name;
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char *event;
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uint8_t umask;
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} amd_generic_event_t;
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#define EV_END { NULL, 0, 0 }
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#define GEN_EV_END { NULL, NULL, 0 }
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#define AMD_cmn_events \
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{ "FP_dispatched_fpu_ops", 0x00, 0x3F }, \
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{ "FP_cycles_no_fpu_ops_retired", 0x01, 0x0 }, \
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{ "FP_dispatched_fpu_ops_ff", 0x02, 0x0 }, \
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{ "LS_seg_reg_load", 0x20, 0x7F }, \
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{ "LS_uarch_resync_self_modify", 0x21, 0x0 }, \
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{ "LS_uarch_resync_snoop", 0x22, 0x0 }, \
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{ "LS_buffer_2_full", 0x23, 0x0 }, \
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{ "LS_retired_cflush", 0x26, 0x0 }, \
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{ "LS_retired_cpuid", 0x27, 0x0 }, \
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{ "DC_access", 0x40, 0x0 }, \
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{ "DC_miss", 0x41, 0x0 }, \
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{ "DC_refill_from_L2", 0x42, 0x1F }, \
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{ "DC_refill_from_system", 0x43, 0x1F }, \
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{ "DC_misaligned_data_ref", 0x47, 0x0 }, \
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{ "DC_uarch_late_cancel_access", 0x48, 0x0 }, \
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{ "DC_uarch_early_cancel_access", 0x49, 0x0 }, \
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{ "DC_dispatched_prefetch_instr", 0x4B, 0x7 }, \
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{ "DC_dcache_accesses_by_locks", 0x4C, 0x2 }, \
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{ "BU_memory_requests", 0x65, 0x83}, \
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{ "BU_data_prefetch", 0x67, 0x3 }, \
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{ "BU_cpu_clk_unhalted", 0x76, 0x0 }, \
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{ "IC_fetch", 0x80, 0x0 }, \
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{ "IC_miss", 0x81, 0x0 }, \
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{ "IC_refill_from_L2", 0x82, 0x0 }, \
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{ "IC_refill_from_system", 0x83, 0x0 }, \
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{ "IC_itlb_L1_miss_L2_hit", 0x84, 0x0 }, \
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{ "IC_uarch_resync_snoop", 0x86, 0x0 }, \
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{ "IC_instr_fetch_stall", 0x87, 0x0 }, \
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{ "IC_return_stack_hit", 0x88, 0x0 }, \
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{ "IC_return_stack_overflow", 0x89, 0x0 }, \
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{ "FR_retired_x86_instr_w_excp_intr", 0xC0, 0x0 }, \
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{ "FR_retired_uops", 0xC1, 0x0 }, \
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{ "FR_retired_branches_w_excp_intr", 0xC2, 0x0 }, \
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{ "FR_retired_branches_mispred", 0xC3, 0x0 }, \
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{ "FR_retired_taken_branches", 0xC4, 0x0 }, \
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{ "FR_retired_taken_branches_mispred", 0xC5, 0x0 }, \
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{ "FR_retired_far_ctl_transfer", 0xC6, 0x0 }, \
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{ "FR_retired_resyncs", 0xC7, 0x0 }, \
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{ "FR_retired_near_rets", 0xC8, 0x0 }, \
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{ "FR_retired_near_rets_mispred", 0xC9, 0x0 }, \
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{ "FR_retired_taken_branches_mispred_addr_miscomp", 0xCA, 0x0 }, \
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{ "FR_retired_fastpath_double_op_instr", 0xCC, 0x7 }, \
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{ "FR_intr_masked_cycles", 0xCD, 0x0 }, \
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{ "FR_intr_masked_while_pending_cycles", 0xCE, 0x0 }, \
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{ "FR_taken_hardware_intrs", 0xCF, 0x0 }, \
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{ "FR_nothing_to_dispatch", 0xD0, 0x0 }, \
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{ "FR_dispatch_stalls", 0xD1, 0x0 }, \
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{ "FR_dispatch_stall_branch_abort_to_retire", 0xD2, 0x0 }, \
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{ "FR_dispatch_stall_serialization", 0xD3, 0x0 }, \
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{ "FR_dispatch_stall_segment_load", 0xD4, 0x0 }, \
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{ "FR_dispatch_stall_reorder_buffer_full", 0xD5, 0x0 }, \
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{ "FR_dispatch_stall_resv_stations_full", 0xD6, 0x0 }, \
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{ "FR_dispatch_stall_fpu_full", 0xD7, 0x0 }, \
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{ "FR_dispatch_stall_ls_full", 0xD8, 0x0 }, \
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{ "FR_dispatch_stall_waiting_all_quiet", 0xD9, 0x0 }, \
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{ "FR_dispatch_stall_far_ctl_trsfr_resync_branch_pend", 0xDA, 0x0 },\
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{ "FR_fpu_exception", 0xDB, 0xF }, \
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{ "FR_num_brkpts_dr0", 0xDC, 0x0 }, \
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{ "FR_num_brkpts_dr1", 0xDD, 0x0 }, \
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{ "FR_num_brkpts_dr2", 0xDE, 0x0 }, \
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{ "FR_num_brkpts_dr3", 0xDF, 0x0 }, \
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{ "NB_mem_ctrlr_bypass_counter_saturation", 0xE4, 0xF }
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#define OPT_events \
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{ "LS_locked_operation", 0x24, 0x7 }, \
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{ "DC_copyback", 0x44, 0x1F }, \
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{ "DC_dtlb_L1_miss_L2_hit", 0x45, 0x0 }, \
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{ "DC_dtlb_L1_miss_L2_miss", 0x46, 0x0 }, \
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{ "DC_1bit_ecc_error_found", 0x4A, 0x3 }, \
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{ "BU_system_read_responses", 0x6C, 0x7 }, \
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{ "BU_quadwords_written_to_system", 0x6D, 0x1 }, \
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{ "BU_internal_L2_req", 0x7D, 0x1F }, \
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{ "BU_fill_req_missed_L2", 0x7E, 0x7 }, \
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{ "BU_fill_into_L2", 0x7F, 0x1 }, \
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{ "IC_itlb_L1_miss_L2_miss", 0x85, 0x0 }, \
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{ "FR_retired_fpu_instr", 0xCB, 0xF }, \
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{ "NB_mem_ctrlr_page_access", 0xE0, 0x7 }, \
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{ "NB_mem_ctrlr_page_table_overflow", 0xE1, 0x0 }, \
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{ "NB_mem_ctrlr_turnaround", 0xE3, 0x7 }, \
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{ "NB_ECC_errors", 0xE8, 0x80}, \
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{ "NB_sized_commands", 0xEB, 0x7F }, \
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{ "NB_probe_result", 0xEC, 0x7F}, \
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{ "NB_gart_events", 0xEE, 0x7 }, \
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{ "NB_ht_bus0_bandwidth", 0xF6, 0xF }, \
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{ "NB_ht_bus1_bandwidth", 0xF7, 0xF }, \
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{ "NB_ht_bus2_bandwidth", 0xF8, 0xF }
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#define OPT_RevD_events \
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{ "NB_sized_blocks", 0xE5, 0x3C }
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#define OPT_RevE_events \
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{ "NB_cpu_io_to_mem_io", 0xE9, 0xFF}, \
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{ "NB_cache_block_commands", 0xEA, 0x3D}
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#define AMD_FAMILY_10h_cmn_events \
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{ "FP_retired_sse_ops", 0x3, 0x7F}, \
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{ "FP_retired_move_ops", 0x4, 0xF}, \
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{ "FP_retired_serialize_ops", 0x5, 0xF}, \
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{ "FP_serialize_ops_cycles", 0x6, 0x3}, \
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{ "DC_copyback", 0x44, 0x7F }, \
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{ "DC_dtlb_L1_miss_L2_hit", 0x45, 0x3 }, \
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{ "DC_dtlb_L1_miss_L2_miss", 0x46, 0x7 }, \
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{ "DC_1bit_ecc_error_found", 0x4A, 0xF }, \
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{ "DC_dtlb_L1_hit", 0x4D, 0x7 }, \
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{ "BU_system_read_responses", 0x6C, 0x17 }, \
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{ "BU_octwords_written_to_system", 0x6D, 0x1 }, \
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{ "BU_internal_L2_req", 0x7D, 0x3F }, \
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{ "BU_fill_req_missed_L2", 0x7E, 0xF }, \
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{ "BU_fill_into_L2", 0x7F, 0x3 }, \
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{ "IC_itlb_L1_miss_L2_miss", 0x85, 0x3 }, \
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{ "IC_eviction", 0x8B, 0x0 }, \
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{ "IC_cache_lines_invalidate", 0x8C, 0xF }, \
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{ "IC_itlb_reload", 0x99, 0x0 }, \
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{ "IC_itlb_reload_aborted", 0x9A, 0x0 }, \
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{ "FR_retired_mmx_sse_fp_instr", 0xCB, 0x7 }, \
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{ "NB_mem_ctrlr_page_access", 0xE0, 0xFF }, \
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{ "NB_mem_ctrlr_page_table_overflow", 0xE1, 0x3 }, \
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{ "NB_mem_ctrlr_turnaround", 0xE3, 0x3F }, \
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{ "NB_thermal_status", 0xE8, 0x7C}, \
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{ "NB_sized_commands", 0xEB, 0x3F }, \
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{ "NB_probe_results_upstream_req", 0xEC, 0xFF}, \
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{ "NB_gart_events", 0xEE, 0xFF }, \
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{ "NB_ht_bus0_bandwidth", 0xF6, 0xBF }, \
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{ "NB_ht_bus1_bandwidth", 0xF7, 0xBF }, \
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{ "NB_ht_bus2_bandwidth", 0xF8, 0xBF }, \
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{ "NB_ht_bus3_bandwidth", 0x1F9, 0xBF }, \
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{ "LS_locked_operation", 0x24, 0xF }, \
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{ "LS_cancelled_store_to_load_fwd_ops", 0x2A, 0x7 }, \
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{ "LS_smi_received", 0x2B, 0x0 }, \
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{ "LS_ineffective_prefetch", 0x52, 0x9 }, \
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{ "LS_global_tlb_flush", 0x54, 0x0 }, \
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{ "NB_mem_ctrlr_dram_cmd_slots_missed", 0xE2, 0x3 }, \
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{ "NB_mem_ctrlr_req", 0x1F0, 0xFF }, \
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{ "CB_cpu_to_dram_req_to_target", 0x1E0, 0xFF }, \
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{ "CB_io_to_dram_req_to_target", 0x1E1, 0xFF }, \
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{ "CB_cpu_read_cmd_latency_to_target_0_to_3", 0x1E2, 0xFF }, \
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{ "CB_cpu_read_cmd_req_to_target_0_to_3", 0x1E3, 0xFF }, \
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{ "CB_cpu_read_cmd_latency_to_target_4_to_7", 0x1E4, 0xFF }, \
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{ "CB_cpu_read_cmd_req_to_target_4_to_7", 0x1E5, 0xFF }, \
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{ "CB_cpu_cmd_latency_to_target_0_to_7", 0x1E6, 0xFF }, \
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{ "CB_cpu_req_to_target_0_to_7", 0x1E7, 0xFF }, \
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{ "L3_read_req", 0x4E0, 0xF7 }, \
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{ "L3_miss", 0x4E1, 0xF7 }, \
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{ "L3_l2_eviction_l3_fill", 0x4E2, 0xFF }, \
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{ "L3_eviction", 0x4E3, 0xF }
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#define AMD_cmn_generic_events \
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{ "PAPI_br_ins", "FR_retired_branches_w_excp_intr", 0x0 },\
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{ "PAPI_br_msp", "FR_retired_branches_mispred", 0x0 }, \
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{ "PAPI_br_tkn", "FR_retired_taken_branches", 0x0 }, \
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{ "PAPI_fp_ops", "FP_dispatched_fpu_ops", 0x3 }, \
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{ "PAPI_fad_ins", "FP_dispatched_fpu_ops", 0x1 }, \
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{ "PAPI_fml_ins", "FP_dispatched_fpu_ops", 0x2 }, \
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{ "PAPI_fpu_idl", "FP_cycles_no_fpu_ops_retired", 0x0 }, \
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{ "PAPI_tot_cyc", "BU_cpu_clk_unhalted", 0x0 }, \
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{ "PAPI_tot_ins", "FR_retired_x86_instr_w_excp_intr", 0x0 }, \
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{ "PAPI_l1_dca", "DC_access", 0x0 }, \
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{ "PAPI_l1_dcm", "DC_miss", 0x0 }, \
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{ "PAPI_l1_ldm", "DC_refill_from_L2", 0xe }, \
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{ "PAPI_l1_stm", "DC_refill_from_L2", 0x10 }, \
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{ "PAPI_l1_ica", "IC_fetch", 0x0 }, \
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{ "PAPI_l1_icm", "IC_miss", 0x0 }, \
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{ "PAPI_l1_icr", "IC_fetch", 0x0 }, \
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{ "PAPI_l2_dch", "DC_refill_from_L2", 0x1e }, \
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{ "PAPI_l2_dcm", "DC_refill_from_system", 0x1e }, \
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{ "PAPI_l2_dcr", "DC_refill_from_L2", 0xe }, \
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{ "PAPI_l2_dcw", "DC_refill_from_L2", 0x10 }, \
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{ "PAPI_l2_ich", "IC_refill_from_L2", 0x0 }, \
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{ "PAPI_l2_icm", "IC_refill_from_system", 0x0 }, \
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{ "PAPI_l2_ldm", "DC_refill_from_system", 0xe }, \
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{ "PAPI_l2_stm", "DC_refill_from_system", 0x10 }, \
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{ "PAPI_res_stl", "FR_dispatch_stalls", 0x0 }, \
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{ "PAPI_stl_icy", "FR_nothing_to_dispatch", 0x0 }, \
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{ "PAPI_hw_int", "FR_taken_hardware_intrs", 0x0 }
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#define OPT_cmn_generic_events \
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{ "PAPI_tlb_dm", "DC_dtlb_L1_miss_L2_miss", 0x0 }, \
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{ "PAPI_tlb_im", "IC_itlb_L1_miss_L2_miss", 0x0 }, \
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{ "PAPI_fp_ins", "FR_retired_fpu_instr", 0xd }, \
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{ "PAPI_vec_ins", "FR_retired_fpu_instr", 0x4 }
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#define AMD_FAMILY_10h_generic_events \
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{ "PAPI_tlb_dm", "DC_dtlb_L1_miss_L2_miss", 0x7 }, \
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{ "PAPI_tlb_im", "IC_itlb_L1_miss_L2_miss", 0x3 }, \
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{ "PAPI_l3_dcr", "L3_read_req", 0xf1 }, \
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{ "PAPI_l3_icr", "L3_read_req", 0xf2 }, \
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{ "PAPI_l3_tcr", "L3_read_req", 0xf7 }, \
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{ "PAPI_l3_stm", "L3_miss", 0xf4 }, \
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{ "PAPI_l3_ldm", "L3_miss", 0xf3 }, \
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{ "PAPI_l3_tcm", "L3_miss", 0xf7 }
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static amd_event_t opt_events_rev_E[] = {
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AMD_cmn_events,
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OPT_events,
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OPT_RevD_events,
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OPT_RevE_events,
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EV_END
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};
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static amd_event_t family_10h_events[] = {
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AMD_cmn_events,
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OPT_RevE_events,
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AMD_FAMILY_10h_cmn_events,
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EV_END
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};
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static amd_generic_event_t opt_generic_events[] = {
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AMD_cmn_generic_events,
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OPT_cmn_generic_events,
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GEN_EV_END
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};
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static amd_generic_event_t family_10h_generic_events[] = {
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AMD_cmn_generic_events,
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AMD_FAMILY_10h_generic_events,
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GEN_EV_END
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};
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static amd_event_t *amd_events = NULL;
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static uint_t amd_family;
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static amd_generic_event_t *amd_generic_events = NULL;
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#define BITS(v, u, l) (((v) >> (l)) & ((1 << (1 + (u) - (l))) - 1))
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#define OPTERON_FAMILY 0x0f
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#define AMD_FAMILY_10H 0x10
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static int
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opt_pcbe_init (void)
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{
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amd_family = cpuid_getfamily ();
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/*
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* Make sure this really _is_ an Opteron or Athlon 64 system. The kernel
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* loads this module based on its name in the module directory, but it
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* could have been renamed.
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*/
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if (cpuid_getvendor () != X86_VENDOR_AMD
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|| (amd_family != OPTERON_FAMILY && amd_family != AMD_FAMILY_10H))
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return (-1);
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/*
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* Figure out processor revision here and assign appropriate
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* event configuration.
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*/
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if (amd_family == OPTERON_FAMILY)
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{
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amd_events = opt_events_rev_E;
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amd_generic_events = opt_generic_events;
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}
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else
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{
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amd_events = family_10h_events;
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amd_generic_events = family_10h_generic_events;
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}
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return (0);
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}
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static uint_t
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opt_pcbe_ncounters (void)
|
|
{
|
|
return (4);
|
|
}
|
|
|
|
static const char *
|
|
opt_pcbe_impl_name (void)
|
|
{
|
|
if (amd_family == OPTERON_FAMILY)
|
|
return ("AMD Opteron & Athlon64");
|
|
else if (amd_family == AMD_FAMILY_10H)
|
|
return ("AMD Family 10h");
|
|
else
|
|
return ("Unknown AMD processor");
|
|
}
|
|
|
|
static const char *
|
|
opt_pcbe_cpuref (void)
|
|
{
|
|
if (amd_family == OPTERON_FAMILY)
|
|
return GTXT ("See Chapter 10 of the \"BIOS and Kernel Developer's Guide for the AMD Athlon 64 and AMD Opteron Processors,\"\nAMD publication #26094");
|
|
else if (amd_family == AMD_FAMILY_10H)
|
|
return GTXT ("See section 3.15 of the \"BIOS and Kernel Developer's Guide (BKDG) For AMD Family 10h Processors,\"\nAMD publication #31116");
|
|
else
|
|
return GTXT ("Unknown AMD processor");
|
|
}
|
|
|
|
static int
|
|
opt_pcbe_get_events (hwcf_hwc_cb_t *hwc_cb)
|
|
{
|
|
int count = 0;
|
|
for (uint_t kk = 0; amd_events && amd_events[kk].name; kk++)
|
|
for (uint_t jj = 0; jj < opt_pcbe_ncounters (); jj++)
|
|
{
|
|
hwc_cb (jj, amd_events[kk].name);
|
|
count++;
|
|
}
|
|
for (uint_t kk = 0; amd_generic_events && amd_generic_events[kk].name; kk++)
|
|
for (uint_t jj = 0; jj < opt_pcbe_ncounters (); jj++)
|
|
{
|
|
hwc_cb (jj, amd_generic_events[kk].name);
|
|
count++;
|
|
}
|
|
return count;
|
|
}
|
|
|
|
static int
|
|
opt_pcbe_get_eventnum (const char *eventname, uint_t pmc, eventsel_t *eventsel,
|
|
eventsel_t *event_valid_umask, uint_t *pmc_sel)
|
|
{
|
|
uint_t kk;
|
|
*pmc_sel = pmc; /* for AMD, pmc doesn't need to be adjusted */
|
|
*eventsel = (eventsel_t) - 1;
|
|
*event_valid_umask = 0x0;
|
|
|
|
/* search table */
|
|
for (kk = 0; amd_events && amd_events[kk].name; kk++)
|
|
{
|
|
if (strcmp (eventname, amd_events[kk].name) == 0)
|
|
{
|
|
*eventsel = EXTENDED_EVNUM_2_EVSEL (amd_events[kk].emask);
|
|
*event_valid_umask = amd_events[kk].umask_valid;
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
/* search generic */
|
|
int generic = 0;
|
|
eventsel_t tmp_umask = 0;
|
|
for (kk = 0; amd_generic_events && amd_generic_events[kk].name; kk++)
|
|
{
|
|
if (strcmp (eventname, amd_generic_events[kk].name) == 0)
|
|
{
|
|
generic = 1;
|
|
eventname = amd_generic_events[kk].event;
|
|
tmp_umask = amd_generic_events[kk].umask;
|
|
break;
|
|
}
|
|
}
|
|
if (!generic)
|
|
return -1;
|
|
|
|
/* find real event # for generic event */
|
|
for (kk = 0; amd_events && amd_events[kk].name; kk++)
|
|
{
|
|
if (strcmp (eventname, amd_events[kk].name) == 0)
|
|
{
|
|
*eventsel = EXTENDED_EVNUM_2_EVSEL (amd_events[kk].emask);
|
|
*eventsel |= (tmp_umask << PERFCTR_UMASK_SHIFT);
|
|
*event_valid_umask = 0; /* user umask not allowed w/generic events */
|
|
return 0;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
static hdrv_pcbe_api_t hdrv_pcbe_opteron_api = {
|
|
opt_pcbe_init,
|
|
opt_pcbe_ncounters,
|
|
opt_pcbe_impl_name,
|
|
opt_pcbe_cpuref,
|
|
opt_pcbe_get_events,
|
|
opt_pcbe_get_eventnum
|
|
};
|