1 files changed, 89 insertions, 0 deletions
diff --git a/gprofng/libcollector/hwprofile.h b/gprofng/libcollector/hwprofile.h
new file mode 100644
index 00000000000..4d01bf17694
--- /dev/null
+++ b/gprofng/libcollector/hwprofile.h
@@ -0,0 +1,89 @@
+/* Copyright (C) 2021 Free Software Foundation, Inc.
+   Contributed by Oracle.
+
+   This file is part of GNU Binutils.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3, or (at your option)
+   any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, 51 Franklin Street - Fifth Floor, Boston,
+   MA 02110-1301, USA.  */
+
+#ifndef _HWPROFILE_H
+#define _HWPROFILE_H
+
+#include <data_pckts.h>
+
+typedef struct Hwcntr_packet
+{ /* HW counter profiling packet */
+  Common_packet comm;
+  uint32_t tag;         /* hw counter index, register */
+  uint64_t interval;    /* overflow value */
+} Hwcntr_packet;
+
+typedef struct MHwcntr_packet
+{ /* extended (superset) Hwcntr_packet */
+  Common_packet comm;
+  uint32_t   tag;           /* hw counter index, register */
+  uint64_t   interval;      /* overflow value */
+  Vaddr_type ea_vaddr;      /* virtual addr causing HWC event */
+  Vaddr_type pc_vaddr;      /* candidate eventPC  */
+  uint64_t   ea_paddr;      /* physical address for ea_vaddr */
+  uint64_t   pc_paddr;      /* physical address for pc_vaddr */
+  uint64_t   ea_pagesz;     /* pagesz (bytes) for ea_paddr */
+  uint64_t   pc_pagesz;     /* pagesz (bytes) for pc_paddr */
+  uint32_t   ea_lgrp;       /* latency group of ea_paddr */
+  uint32_t   pc_lgrp;       /* latency group of pc_paddr */
+  uint32_t   lgrp_lwp;      /* locality group of lwp */
+  uint32_t   lgrp_ps;       /* locality group of process */
+  uint64_t   latency;       /* latency in cycles (sampling only) */
+  uint64_t   data_source;   /* data source (sampling only) */
+} MHwcntr_packet;
+
+#if ARCH(SPARC)
+#define CONTEXT_PC MC_PC
+#define CONTEXT_SP MC_O6
+#define CONTEXT_FP MC_O7
+#define SETFUNCTIONCONTEXT(ucp,funcp) \
+    (ucp)->uc_mcontext.gregs[CONTEXT_PC] = (greg_t)(funcp); \
+    (ucp)->uc_mcontext.gregs[CONTEXT_SP] = 0; \
+    (ucp)->uc_mcontext.gregs[CONTEXT_FP] = 0;
+
+#elif ARCH(Intel)
+#include <sys/reg.h>
+
+#if WSIZE(64)
+#define CONTEXT_PC REG_RIP
+#define CONTEXT_FP REG_RBP
+#define CONTEXT_SP REG_RSP
+
+#elif WSIZE(32)
+#define CONTEXT_PC REG_EIP
+#define CONTEXT_FP REG_EBP
+#define CONTEXT_SP REG_ESP
+#endif /* WSIZE() */
+#define SETFUNCTIONCONTEXT(ucp,funcp) \
+    (ucp)->uc_mcontext.gregs[CONTEXT_PC] = (greg_t)(funcp); \
+    (ucp)->uc_mcontext.gregs[CONTEXT_SP] = 0; \
+    (ucp)->uc_mcontext.gregs[CONTEXT_FP] = 0;
+
+#elif ARCH(Aarch64)
+#define CONTEXT_PC 15
+#define CONTEXT_FP 14
+#define CONTEXT_SP 13
+#define SETFUNCTIONCONTEXT(ucp,funcp) \
+    (ucp)->uc_mcontext.regs[CONTEXT_PC] = (greg_t)(funcp); \
+    (ucp)->uc_mcontext.regs[CONTEXT_SP] = 0; \
+    (ucp)->uc_mcontext.regs[CONTEXT_FP] = 0;
+#endif /* ARCH() */
+
+#endif