mirror of
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90 lines
3.0 KiB
C
90 lines
3.0 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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#ifndef _HWPROFILE_H
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#define _HWPROFILE_H
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#include <data_pckts.h>
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typedef struct Hwcntr_packet
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{ /* HW counter profiling packet */
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Common_packet comm;
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uint32_t tag; /* hw counter index, register */
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uint64_t interval; /* overflow value */
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} Hwcntr_packet;
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typedef struct MHwcntr_packet
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{ /* extended (superset) Hwcntr_packet */
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Common_packet comm;
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uint32_t tag; /* hw counter index, register */
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uint64_t interval; /* overflow value */
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Vaddr_type ea_vaddr; /* virtual addr causing HWC event */
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Vaddr_type pc_vaddr; /* candidate eventPC */
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uint64_t ea_paddr; /* physical address for ea_vaddr */
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uint64_t pc_paddr; /* physical address for pc_vaddr */
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uint64_t ea_pagesz; /* pagesz (bytes) for ea_paddr */
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uint64_t pc_pagesz; /* pagesz (bytes) for pc_paddr */
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uint32_t ea_lgrp; /* latency group of ea_paddr */
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uint32_t pc_lgrp; /* latency group of pc_paddr */
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uint32_t lgrp_lwp; /* locality group of lwp */
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uint32_t lgrp_ps; /* locality group of process */
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uint64_t latency; /* latency in cycles (sampling only) */
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uint64_t data_source; /* data source (sampling only) */
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} MHwcntr_packet;
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#if ARCH(SPARC)
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#define CONTEXT_PC MC_PC
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#define CONTEXT_SP MC_O6
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#define CONTEXT_FP MC_O7
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#define SETFUNCTIONCONTEXT(ucp,funcp) \
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(ucp)->uc_mcontext.gregs[CONTEXT_PC] = (greg_t)(funcp); \
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(ucp)->uc_mcontext.gregs[CONTEXT_SP] = 0; \
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(ucp)->uc_mcontext.gregs[CONTEXT_FP] = 0;
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#elif ARCH(Intel)
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#include <sys/reg.h>
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#if WSIZE(64)
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#define CONTEXT_PC REG_RIP
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#define CONTEXT_FP REG_RBP
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#define CONTEXT_SP REG_RSP
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#elif WSIZE(32)
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#define CONTEXT_PC REG_EIP
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#define CONTEXT_FP REG_EBP
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#define CONTEXT_SP REG_ESP
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#endif /* WSIZE() */
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#define SETFUNCTIONCONTEXT(ucp,funcp) \
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(ucp)->uc_mcontext.gregs[CONTEXT_PC] = (intptr_t)(funcp); \
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(ucp)->uc_mcontext.gregs[CONTEXT_SP] = 0; \
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(ucp)->uc_mcontext.gregs[CONTEXT_FP] = 0;
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#elif ARCH(Aarch64)
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#define CONTEXT_PC 15
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#define CONTEXT_FP 14
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#define CONTEXT_SP 13
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#define SETFUNCTIONCONTEXT(ucp,funcp) \
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(ucp)->uc_mcontext.regs[CONTEXT_PC] = (greg_t)(funcp); \
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(ucp)->uc_mcontext.regs[CONTEXT_SP] = 0; \
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(ucp)->uc_mcontext.regs[CONTEXT_FP] = 0;
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#endif /* ARCH() */
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#endif
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