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Diffstat (limited to 'sys/contrib/ia64/libuwx/src/uwx_ttrace.c')
-rw-r--r--sys/contrib/ia64/libuwx/src/uwx_ttrace.c369
1 files changed, 0 insertions, 369 deletions
diff --git a/sys/contrib/ia64/libuwx/src/uwx_ttrace.c b/sys/contrib/ia64/libuwx/src/uwx_ttrace.c
deleted file mode 100644
index 3b4cd55cb86f..000000000000
--- a/sys/contrib/ia64/libuwx/src/uwx_ttrace.c
+++ /dev/null
@@ -1,369 +0,0 @@
-/*
-Copyright (c) 2003 Hewlett-Packard Development Company, L.P.
-Permission is hereby granted, free of charge, to any person
-obtaining a copy of this software and associated documentation
-files (the "Software"), to deal in the Software without
-restriction, including without limitation the rights to use,
-copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the
-Software is furnished to do so, subject to the following
-conditions:
-
-The above copyright notice and this permission notice shall be
-included in all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
-OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
-HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
-WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-OTHER DEALINGS IN THE SOFTWARE.
-*/
-
-#include <stdlib.h>
-#include <dlfcn.h>
-#include <sys/ttrace.h>
-#include <sys/uc_access.h>
-#include <machine/sys/uregs.h>
-
-#include "uwx_env.h"
-#include "uwx_context.h"
-#include "uwx_trace.h"
-#include "uwx_ttrace.h"
-
-struct uwx_ttrace_info {
- uint64_t bspstore;
- uint64_t load_map;
- uint64_t rvec[10];
- alloc_cb allocate_cb;
- free_cb free_cb;
- int have_ucontext;
- pid_t pid;
- lwpid_t lwpid;
- int trace;
- ucontext_t ucontext;
-};
-
-void *uwx_ttrace_memcpy(void *buffer, uint64_t ptr, size_t bufsiz, int ident)
-{
- uint64_t *dest;
- uint64_t val;
- int status;
-
- status = ttrace(TT_PROC_RDDATA, (pid_t)ident,
- 0, ptr, bufsiz, (uint64_t)buffer);
- if (status != 0)
- return NULL;
- return buffer;
-}
-
-struct uwx_ttrace_info *uwx_ttrace_init_info(
- struct uwx_env *env,
- pid_t pid,
- lwpid_t lwpid,
- uint64_t load_map)
-{
- struct uwx_ttrace_info *info;
-
- if (env->allocate_cb == 0)
- info = (struct uwx_ttrace_info *)
- malloc(sizeof(struct uwx_ttrace_info));
- else
- info = (struct uwx_ttrace_info *)
- (*env->allocate_cb)(sizeof(struct uwx_ttrace_info));
- if (info == 0)
- return 0;
-
- info->bspstore = 0;
- info->load_map = load_map;
- info->allocate_cb = env->allocate_cb;
- info->free_cb = env->free_cb;
- info->have_ucontext = 0;
- info->pid = pid;
- info->lwpid = lwpid;
- info->trace = env->trace;
- return info;
-}
-
-int uwx_ttrace_free_info(struct uwx_ttrace_info *info)
-{
- if (info->free_cb == 0)
- free((void *)info);
- else
- (*info->free_cb)((void *)info);
- return UWX_OK;
-}
-
-int uwx_ttrace_init_context(struct uwx_env *env, struct uwx_ttrace_info *info)
-{
- uint64_t reason;
- uint64_t ip;
- uint64_t sp;
- uint64_t bsp;
- uint64_t cfm;
- uint64_t ec;
- int status;
-
- status = ttrace(TT_LWP_RUREGS, info->pid, info->lwpid,
- (uint64_t)__reason, (uint64_t)8, (uint64_t)&reason);
- if (status != 0)
- return UWX_TT_ERR_TTRACE;
- status = ttrace(TT_LWP_RUREGS, info->pid, info->lwpid,
- (uint64_t)__ip, (uint64_t)8, (uint64_t)&ip);
- if (status != 0)
- return UWX_TT_ERR_TTRACE;
- status = ttrace(TT_LWP_RUREGS, info->pid, info->lwpid,
- (uint64_t)__r12, (uint64_t)8, (uint64_t)&sp);
- if (status != 0)
- return UWX_TT_ERR_TTRACE;
- status = ttrace(TT_LWP_RUREGS, info->pid, info->lwpid,
- (uint64_t)__ar_bsp, (uint64_t)8, (uint64_t)&bsp);
- if (status != 0)
- return UWX_TT_ERR_TTRACE;
- status = ttrace(TT_LWP_RUREGS, info->pid, info->lwpid,
- (uint64_t)__ar_bspstore, (uint64_t)8, (uint64_t)&info->bspstore);
- if (status != 0)
- return UWX_TT_ERR_TTRACE;
- status = ttrace(TT_LWP_RUREGS, info->pid, info->lwpid,
- (uint64_t)__cfm, (uint64_t)8, (uint64_t)&cfm);
- if (status != 0)
- return UWX_TT_ERR_TTRACE;
- status = ttrace(TT_LWP_RUREGS, info->pid, info->lwpid,
- (uint64_t)__ar_ec, (uint64_t)8, (uint64_t)&ec);
- if (status != 0)
- return UWX_TT_ERR_TTRACE;
-
- cfm |= ec << 52;
-
- if (reason != 0)
- bsp = uwx_add_to_bsp(bsp, -((unsigned int)cfm & 0x7f));
-
- return uwx_init_context(env, ip, sp, bsp, cfm);
-}
-
-int uwx_ttrace_init_from_sigcontext(
- struct uwx_env *env,
- struct uwx_ttrace_info *info,
- uint64_t ucontext)
-{
- int status;
- uint16_t reason;
- uint64_t ip;
- uint64_t sp;
- uint64_t bsp;
- uint64_t cfm;
- unsigned int nat;
- uint64_t ec;
-
- info->have_ucontext = 1;
- uwx_ttrace_memcpy(&info->ucontext,
- ucontext,
- sizeof(__uc_misc_t),
- info->pid);
- uwx_ttrace_memcpy(&info->ucontext.__uc_mcontext,
- (uint64_t) &((ucontext_t *)ucontext)->__uc_mcontext,
- sizeof(mcontext_t),
- info->pid);
- status = __uc_get_reason(&info->ucontext, &reason);
- status = __uc_get_ip(&info->ucontext, &ip);
- status = __uc_get_grs(&info->ucontext, 12, 1, &sp, &nat);
- status = __uc_get_ar(&info->ucontext, 17, &bsp);
- status = __uc_get_ar(&info->ucontext, 18, &info->bspstore);
- status = __uc_get_ar(&info->ucontext, 66, &ec);
- status = __uc_get_cfm(&info->ucontext, &cfm);
- cfm |= ec << 52;
- if (reason != 0)
- bsp = uwx_add_to_bsp(bsp, -((unsigned int)cfm & 0x7f));
- uwx_init_context(env, ip, sp, bsp, cfm);
- return UWX_OK;
-}
-
-int uwx_ttrace_do_context_frame(
- struct uwx_env *env,
- struct uwx_ttrace_info *info)
-{
- int abi_context;
- int status;
- uint64_t ucontext;
-
- abi_context = uwx_get_abi_context_code(env);
- if (abi_context != 0x0101) /* abi = HP-UX, context = 1 */
- return UWX_TT_ERR_BADABICONTEXT;
- status = uwx_get_reg(env, UWX_REG_GR(32), &ucontext);
- if (status != 0)
- return status;
- return uwx_ttrace_init_from_sigcontext(env, info, ucontext);
-}
-
-int uwx_ttrace_copyin(
- int request,
- char *loc,
- uint64_t rem,
- int len,
- intptr_t tok)
-{
- int status;
- int regid;
- unsigned int nat;
- struct uwx_ttrace_info *info = (struct uwx_ttrace_info *) tok;
- unsigned long *wp;
- uint64_t *dp;
- int ttreg;
-
- dp = (uint64_t *) loc;
-
- if (request == UWX_COPYIN_UINFO) {
- if (len == 4) {
- status = ttrace(TT_PROC_RDTEXT, info->pid,
- 0, rem, 4, (uint64_t)loc);
- wp = (unsigned long *) loc;
- TRACE_SELF_COPYIN4(rem, len, wp)
- }
- else if (len == 8) {
- status = ttrace(TT_PROC_RDTEXT, info->pid,
- 0, rem, 8, (uint64_t)loc);
- TRACE_SELF_COPYIN4(rem, len, dp)
- }
- else
- return 0;
- }
- else if (request == UWX_COPYIN_MSTACK && len == 8) {
- status = ttrace(TT_PROC_RDDATA, info->pid, 0, rem, 8, (uint64_t)loc);
- TRACE_SELF_COPYIN4(rem, len, dp)
- }
- else if (request == UWX_COPYIN_RSTACK && len == 8) {
- if (info->have_ucontext == 0 || rem < info->bspstore) {
- status = ttrace(TT_PROC_RDDATA, info->pid, 0, rem, 8, (uint64_t)loc);
- TRACE_SELF_COPYIN8(rem, len, dp)
- }
- else if (info->have_ucontext == 0) {
- status = ttrace(TT_LWP_RDRSEBS, info->pid, info->lwpid, rem, 8, (uint64_t)loc);
- TRACE_SELF_COPYIN8(rem, len, dp)
- }
- else {
- status = __uc_get_rsebs(&info->ucontext, (uint64_t *)rem, 1, dp);
- if (status != 0)
- return 0;
- }
- }
- else if (request == UWX_COPYIN_REG && len == 8) {
- regid = (int)rem;
- if (info->have_ucontext) {
- if (regid < UWX_REG_GR(0)) {
- switch (regid) {
- case UWX_REG_PREDS:
- status = __uc_get_prs(&info->ucontext, dp);
- break;
- case UWX_REG_AR_PFS:
- status = __uc_get_ar(&info->ucontext, 64, dp);
- break;
- case UWX_REG_AR_RNAT:
- status = __uc_get_ar(&info->ucontext, 19, dp);
- break;
- case UWX_REG_AR_UNAT:
- status = __uc_get_ar(&info->ucontext, 36, dp);
- break;
- case UWX_REG_AR_FPSR:
- status = __uc_get_ar(&info->ucontext, 40, dp);
- break;
- case UWX_REG_AR_LC:
- status = __uc_get_ar(&info->ucontext, 65, dp);
- break;
- default:
- return 0;
- }
- }
- else if (regid >= UWX_REG_GR(1) && regid <= UWX_REG_GR(31)) {
- status = __uc_get_grs(&info->ucontext,
- regid - UWX_REG_GR(0), 1, dp, &nat);
- }
- else if (regid >= UWX_REG_BR(0) && regid <= UWX_REG_BR(7)) {
- status = __uc_get_brs(&info->ucontext,
- regid - UWX_REG_BR(0), 1, dp);
- }
- }
- else {
- if (regid < UWX_REG_GR(0)) {
- switch (regid) {
- case UWX_REG_PREDS:
- ttreg = __pr;
- break;
- case UWX_REG_AR_PFS:
- ttreg = __ar_pfs;
- break;
- case UWX_REG_AR_RNAT:
- ttreg = __ar_rnat;
- break;
- case UWX_REG_AR_UNAT:
- ttreg = __ar_unat;
- break;
- case UWX_REG_AR_FPSR:
- ttreg = __ar_fpsr;
- break;
- case UWX_REG_AR_LC:
- ttreg = __ar_lc;
- break;
- default:
- return 0;
- }
- }
- else if (regid >= UWX_REG_GR(1) && regid <= UWX_REG_GR(31)) {
- ttreg = regid - UWX_REG_GR(1) + __r1;
- }
- else if (regid >= UWX_REG_BR(0) && regid <= UWX_REG_BR(7)) {
- ttreg = regid - UWX_REG_BR(0) + __b0;
- }
- else
- return 0;
- status == ttrace(TT_LWP_RUREGS, info->pid, info->lwpid,
- ttreg, 8, (uint64_t)loc);
- }
- if (status != 0)
- return 0;
- }
- return len;
-}
-
-
-int uwx_ttrace_lookupip(
- int request,
- uint64_t ip,
- intptr_t tok,
- uint64_t **resultp)
-{
- struct uwx_ttrace_info *info = (struct uwx_ttrace_info *) tok;
- UINT64 handle;
- struct load_module_desc desc;
- uint64_t *unwind_base;
- uint64_t *rvec;
- int i;
-
- if (request == UWX_LKUP_LOOKUP) {
- TRACE_SELF_LOOKUP(ip)
- handle = dlmodinfo((unsigned long) ip, &desc, sizeof(desc),
- uwx_ttrace_memcpy, info->pid, info->load_map);
- if (handle == 0)
- return UWX_LKUP_ERR;
- unwind_base = (uint64_t *) desc.unwind_base;
- TRACE_SELF_LOOKUP_DESC(desc.text_base, unwind_base)
- i = 0;
- rvec = info->rvec;
- rvec[i++] = UWX_KEY_TBASE;
- rvec[i++] = desc.text_base;
- rvec[i++] = UWX_KEY_UFLAGS;
- rvec[i++] = unwind_base[0];
- rvec[i++] = UWX_KEY_USTART;
- rvec[i++] = desc.text_base + unwind_base[1];
- rvec[i++] = UWX_KEY_UEND;
- rvec[i++] = desc.text_base + unwind_base[2];
- rvec[i++] = 0;
- rvec[i++] = 0;
- *resultp = rvec;
- return UWX_LKUP_UTABLE;
- }
- else if (request == UWX_LKUP_FREE) {
- return 0;
- }
-}