Differential D16474 Diff 45923 tools/tools/htm_torture/signal.c

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tools/tools/htm_torture/signal.c

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				/*
				* Copyright (c) 2017 Breno Leitao, Gustavo Romero, IBM Corp.
				*
				* Redistribution and use in source and binary forms, with or without
				* modification, are permitted provided that the following conditions
				* are met:
				* 1. Redistributions of source code must retain the above copyright
				* notice, this list of conditions and the following disclaimer.
				* 2. Redistributions in binary form must reproduce the above copyright
				* notice, this list of conditions and the following disclaimer in the
				* documentation and/or other materials provided with the distribution.
				*
				* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
				* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
				* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
				* IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
				* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
				* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
				* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
				* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
				* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
				* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
				*/

				#include "torture.h"

				#define DEBUG
				gromero_linux.ibm.comUnsubmitted Not Done Inline Actions Is that a leftover? gromero_linux.ibm.com: Is that a leftover?
				void signal_handler(int signo, siginfo_t si, void data)
				{
				#ifdef DEBUG_SIGNAL
				// Set a local pointer to uc.
				ucontext_t uc = (ucontext_t )data;

				printf("* Received a SIGTRAP\n");
				printf("* si->si_addr = %p\n", si->si_addr);
				printf("* uc->uc_mcontext.regs->nip: %p\n",
				(void *) uc->uc_mcontext.regs->nip);

				uc->uc_mcontext.regs->nip += 4; // Skip illegal instruction.
				uc->uc_mcontext.gp_regs[32] += 4; // Same as above ;-)
				gromero_linux.ibm.comUnsubmitted Not Done Inline Actions I think this a leftover and can be removed as the previous line already increment the NIP by the correct amount (4 bytes). gromero_linux.ibm.com: I think this a leftover and can be removed as the previous line already increment the NIP by…
				printf("x");
				#endif
				}