From patchwork Sat Jul 1 19:54:54 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Khem Raj X-Patchwork-Id: 106833 Delivered-To: patch@linaro.org Received: by 10.140.101.44 with SMTP id t41csp3841175qge; Sat, 1 Jul 2017 12:55:36 -0700 (PDT) X-Received: by 10.84.228.193 with SMTP id y1mr2127109pli.18.1498938936231; Sat, 01 Jul 2017 12:55:36 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1498938936; cv=none; d=google.com; s=arc-20160816; b=r1xbmdHzjY1ydH0M0UiABdK8hus4rxJ7L0kmKEFhnDb7vgJw+HS6rQ/RLog1V8ZIo4 ml9ZLlMtpMdFiCVx7DFo3XpXXkMkytaMUo6OhtPyklJDLMPOsPlxkTYq2UrExkNxhOmz xYqwlYG3sLz01mWN0VO4gqvygTJPeHM7dX/62wdpzJ0/Xd3m6EX8yEnAcIFzQgOc8qik 482Wgw4gLRw6pemw1Ax8uztHPgfGbmr6CG8LEPP+CHm/UtOiJVNsmeNfLjSi7GVRRVgl ln1SURKDTaD3xQ7XhoO05UeWkWxtcw+Qhy7pCc5g08dESdeeMCw3gFPyzqP0Tki1A9L7 f1Lg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=errors-to:sender:content-transfer-encoding:mime-version :list-subscribe:list-help:list-post:list-archive:list-unsubscribe :list-id:precedence:subject:message-id:date:to:from:dkim-signature :delivered-to:arc-authentication-results; bh=+AKPvAv0dhtFONZLJi0kHKYMbtqdatWFV7nVMaPpse8=; b=cyY+yeOFm4zRYvqObBYOIT1rj/m/K5wtRPvENmdUJAn5Yw61oe4zCpoE6i/2meo98R ZEM09CPuu66ZyI8RgVSgdwn/UmXDgvdFbhy7KSK56blbB1sruY39oKhExoO45+SiRnrL WkA0pyDrDPDPCxzr1xsPEiAqcla5H+3v7JkGSa7zqtEvjKTKz9no9jyPytyvqc0WAtNY S66r51ys3gKLlzW/z0TfQEdlPHnk5K5puqvBwM54tYmthxpWjmCmHRKNzXrw2VWFI5IB Bjc8vPlymEfQCJB+lkPlJiMShps1/a6J/QzxU/nITELZeD5H0gKSYO08L5oTeeIp3n4T DqwQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=neutral (body hash did not verify) header.i=@gmail.com header.b=RJDwQhgz; spf=pass (google.com: best guess record for domain of openembedded-devel-bounces@lists.openembedded.org designates 140.211.169.62 as permitted sender) smtp.mailfrom=openembedded-devel-bounces@lists.openembedded.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=gmail.com Return-Path: Received: from mail.openembedded.org (mail.openembedded.org. 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Sat, 01 Jul 2017 12:55:12 -0700 (PDT) Received: from localhost.localdomain ([2601:646:8882:b8c::3df3]) by smtp.gmail.com with ESMTPSA id 22sm24048243pgb.23.2017.07.01.12.55.11 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 01 Jul 2017 12:55:11 -0700 (PDT) From: Khem Raj To: openembedded-devel@lists.openembedded.org Date: Sat, 1 Jul 2017 12:54:54 -0700 Message-Id: <20170701195455.36140-1-raj.khem@gmail.com> X-Mailer: git-send-email 2.13.2 Subject: [oe] [meta-oe][PATCH 1/2] tinymembench: Disable on mips64 X-BeenThere: openembedded-devel@lists.openembedded.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Using the OpenEmbedded metadata to build Distributions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: openembedded-devel-bounces@lists.openembedded.org Errors-To: openembedded-devel-bounces@lists.openembedded.org Not yet supported Signed-off-by: Khem Raj --- meta-oe/recipes-benchmark/tinymembench/tinymembench_git.bb | 4 ++++ 1 file changed, 4 insertions(+) -- 2.13.2 -- _______________________________________________ Openembedded-devel mailing list Openembedded-devel@lists.openembedded.org http://lists.openembedded.org/mailman/listinfo/openembedded-devel diff --git a/meta-oe/recipes-benchmark/tinymembench/tinymembench_git.bb b/meta-oe/recipes-benchmark/tinymembench/tinymembench_git.bb index 5968d8213..8cb59da73 100644 --- a/meta-oe/recipes-benchmark/tinymembench/tinymembench_git.bb +++ b/meta-oe/recipes-benchmark/tinymembench/tinymembench_git.bb @@ -27,3 +27,7 @@ do_install() { #| {standard input}:82: Error: selected processor does not support Thumb mode `mla r3,r4,r3,r5' #| {standard input}:82: Error: unshifted register required -- `and r8,r7,r3,lsr#16' ARM_INSTRUCTION_SET = "arm" +# +# Does not work for 64bit mips. +# +COMPATIBLE_HOST = "^(?!mips64).*" From patchwork Sat Jul 1 19:54:55 2017 Content-Type: text/plain; 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Sat, 01 Jul 2017 12:55:21 -0700 (PDT) Received: from localhost.localdomain ([2601:646:8882:b8c::3df3]) by smtp.gmail.com with ESMTPSA id 22sm24048243pgb.23.2017.07.01.12.55.20 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 01 Jul 2017 12:55:20 -0700 (PDT) From: Khem Raj To: openembedded-devel@lists.openembedded.org Date: Sat, 1 Jul 2017 12:54:55 -0700 Message-Id: <20170701195455.36140-2-raj.khem@gmail.com> X-Mailer: git-send-email 2.13.2 In-Reply-To: <20170701195455.36140-1-raj.khem@gmail.com> References: <20170701195455.36140-1-raj.khem@gmail.com> Subject: [oe] [meta-oe][PATCH 2/2] ltrace: Add mips64 support X-BeenThere: openembedded-devel@lists.openembedded.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Using the OpenEmbedded metadata to build Distributions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: openembedded-devel-bounces@lists.openembedded.org Errors-To: openembedded-devel-bounces@lists.openembedded.org Signed-off-by: Khem Raj --- .../0001-Add-support-for-mips64-n32-n64.patch | 1148 ++++++++++++++++++++ meta-oe/recipes-devtools/ltrace/ltrace_git.bb | 1 + 2 files changed, 1149 insertions(+) create mode 100644 meta-oe/recipes-devtools/ltrace/ltrace/0001-Add-support-for-mips64-n32-n64.patch -- 2.13.2 -- _______________________________________________ Openembedded-devel mailing list Openembedded-devel@lists.openembedded.org http://lists.openembedded.org/mailman/listinfo/openembedded-devel diff --git a/meta-oe/recipes-devtools/ltrace/ltrace/0001-Add-support-for-mips64-n32-n64.patch b/meta-oe/recipes-devtools/ltrace/ltrace/0001-Add-support-for-mips64-n32-n64.patch new file mode 100644 index 000000000..d0daf1466 --- /dev/null +++ b/meta-oe/recipes-devtools/ltrace/ltrace/0001-Add-support-for-mips64-n32-n64.patch @@ -0,0 +1,1148 @@ +From 5f6dfafb80bdc2566fe91d5fde96769175fabf35 Mon Sep 17 00:00:00 2001 +From: Faraz Shahbazker +Date: Sat, 1 Jul 2017 10:56:59 -0700 +Subject: [PATCH] Add support for mips64 n32/n64 + +Signed-off-by: Khem Raj +--- +Upstream-Status: Pending +Source: http://lists.alioth.debian.org/pipermail/ltrace-devel/2015-May/001327.html + + backend.h | 8 + + ltrace-elf.c | 12 ++ + proc.h | 1 + + sysdeps/linux-gnu/mips/Makefile.am | 1 + + sysdeps/linux-gnu/mips/abi.c | 64 +++++++ + sysdeps/linux-gnu/mips/arch.h | 24 ++- + sysdeps/linux-gnu/mips/plt.c | 68 ++++++-- + sysdeps/linux-gnu/mips/signalent1.h | 52 ++++++ + sysdeps/linux-gnu/mips/syscallent1.h | 328 +++++++++++++++++++++++++++++++++++ + sysdeps/linux-gnu/mips/trace.c | 241 ++++++++++++++++++------- + sysdeps/linux-gnu/mksyscallent_mips | 9 +- + 11 files changed, 728 insertions(+), 80 deletions(-) + create mode 100644 sysdeps/linux-gnu/mips/abi.c + create mode 100644 sysdeps/linux-gnu/mips/signalent1.h + create mode 100644 sysdeps/linux-gnu/mips/syscallent1.h + +diff --git a/backend.h b/backend.h +index e25daa0..0d6926a 100644 +--- a/backend.h ++++ b/backend.h +@@ -314,6 +314,14 @@ int arch_process_exec(struct process *proc); + int arch_get_sym_info(struct ltelf *lte, const char *filename, size_t sym_index, + GElf_Rela *rela, GElf_Sym *sym); + ++/* The following callback has to be implemented in backend if arch.h ++ * defines ARCH_HAVE_GET_ABI ++ * ++ * This is called from read_module just once, when reading the main module. ++ * The value returned is an architecture specific ID for the current ABI ++ * to be used later for ABI-specific operations. */ ++char arch_get_abi(GElf_Ehdr ehdr); ++ + enum plt_status { + PLT_FAIL, + PLT_OK, +diff --git a/ltrace-elf.c b/ltrace-elf.c +index f439cb0..a85edca 100644 +--- a/ltrace-elf.c ++++ b/ltrace-elf.c +@@ -1131,6 +1131,14 @@ populate_symtab(struct process *proc, const char *filename, + only_exported_names); + } + ++#ifndef ARCH_HAVE_GET_ABI ++char ++arch_get_abi(GElf_Ehdr ehdr) ++{ ++ return 0; ++} ++#endif ++ + static int + read_module(struct library *lib, struct process *proc, + const char *filename, GElf_Addr bias, int main) +@@ -1151,6 +1159,10 @@ read_module(struct library *lib, struct process *proc, + * with 32-bit ltrace. It is desirable to preserve this. */ + proc->e_machine = lte.ehdr.e_machine; + proc->e_class = lte.ehdr.e_ident[EI_CLASS]; ++ /* Another candidate for the ABI module. We probably ++ * want to do all of the e_* stuff only once, for main */ ++ if (main) ++ proc->e_abi = arch_get_abi(lte.ehdr); + get_arch_dep(proc); + + /* Find out the base address. For PIE main binaries we look +diff --git a/proc.h b/proc.h +index a611456..00094e1 100644 +--- a/proc.h ++++ b/proc.h +@@ -117,6 +117,7 @@ struct process { + * nauseam. */ + short e_machine; + char e_class; ++ char e_abi; + + #if defined(HAVE_LIBDW) + /* Unwind info for leader, NULL for non-leader procs. */ +diff --git a/sysdeps/linux-gnu/mips/Makefile.am b/sysdeps/linux-gnu/mips/Makefile.am +index 1fd8c2a..571ee0d 100644 +--- a/sysdeps/linux-gnu/mips/Makefile.am ++++ b/sysdeps/linux-gnu/mips/Makefile.am +@@ -20,6 +20,7 @@ noinst_LTLIBRARIES = \ + ../libcpu.la + + ___libcpu_la_SOURCES = \ ++ abi.c \ + plt.c \ + regs.c \ + trace.c +diff --git a/sysdeps/linux-gnu/mips/abi.c b/sysdeps/linux-gnu/mips/abi.c +new file mode 100644 +index 0000000..64e3c10 +--- /dev/null ++++ b/sysdeps/linux-gnu/mips/abi.c +@@ -0,0 +1,64 @@ ++/* ++ * This file is part of ltrace. ++ * Copyright (C) 2015 Imagination Technologies Limited ++ * ++ * 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 2 of the ++ * License, 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, Inc., 51 Franklin St, Fifth Floor, Boston, MA ++ * 02110-1301 USA ++ */ ++ ++#include ++#include ++#include "arch.h" ++ ++/* ++ * There is no bit in the header-flags to mark N64 ABI, it must be ++ * determined by exclusion of other ABIs. The following values are ++ * from elfcpp/mips.h in binutils sources ++ */ ++enum ++{ ++ E_MIPS_ABI_MASK = 0x0000F000, ++ E_MIPS_ABI_N32 = 0x00000020, ++ E_MIPS_ABI_O32 = 0x00001000, ++ E_MIPS_ABI_O64 = 0x00002000, ++ E_MIPS_ABI_EABI32 = 0x00003000, ++ E_MIPS_ABI_EABI64 = 0x00004000, ++}; ++ ++char ++arch_get_abi(GElf_Ehdr ehdr) ++{ ++ enum mips_abi_type abi; ++ switch (ehdr.e_flags & E_MIPS_ABI_MASK) { ++ case E_MIPS_ABI_O32: ++ abi = ABI_O32; break; ++ case E_MIPS_ABI_O64: ++ abi = ABI_O64; break; ++ case E_MIPS_ABI_EABI32: ++ case E_MIPS_ABI_EABI64: ++ fprintf(stderr, "%s: MIPS EABI is not supported\n", __func__); ++ abi = -1; ++ break; ++ default: ++ if (ehdr.e_flags & E_MIPS_ABI_N32) ++ abi = ABI_N32; ++ else ++ abi = ABI_N64; ++ } ++ ++ return abi; ++} ++ ++/**@}*/ +diff --git a/sysdeps/linux-gnu/mips/arch.h b/sysdeps/linux-gnu/mips/arch.h +index 16273d2..8b75df2 100644 +--- a/sysdeps/linux-gnu/mips/arch.h ++++ b/sysdeps/linux-gnu/mips/arch.h +@@ -1,5 +1,6 @@ + /* + * This file is part of ltrace. ++ * Copyright (C) 2015 Imagination Technologies Limited + * Copyright (C) 2013,2014 Petr Machata, Red Hat Inc. + * Copyright (C) 2006 Eric Vaitl + * +@@ -38,8 +39,12 @@ + #define BREAKPOINT_LENGTH 4 + #define DECR_PC_AFTER_BREAK 0 + +-#define LT_ELFCLASS ELFCLASS32 ++#ifdef __LP64__ ++#define LT_ELFCLASS ELFCLASS64 + #define LT_ELF_MACHINE EM_MIPS ++#endif /* __LP64__ */ ++#define LT_ELFCLASS2 ELFCLASS32 ++#define LT_ELF_MACHINE2 EM_MIPS + + #define ARCH_HAVE_LTELF_DATA + struct arch_ltelf_data { +@@ -53,8 +58,14 @@ struct arch_ltelf_data { + #define ARCH_HAVE_ADD_PLT_ENTRY + #define ARCH_HAVE_SW_SINGLESTEP + #define ARCH_HAVE_SYMBOL_RET +- ++#define ARCH_HAVE_GET_ABI + #define ARCH_HAVE_LIBRARY_SYMBOL_DATA ++ ++#ifdef __LP64__ ++#define ARCH_HAVE_SIZEOF ++#define ARCH_HAVE_ALIGNOF ++#endif /* __LP64__ */ ++ + enum mips_plt_type + { + /* A symbol has associated PLT entry. */ +@@ -73,7 +84,14 @@ enum mips_plt_type + MIPS_PLT_NEED_UNRESOLVE, + }; + +-struct mips_unresolve_data; ++enum mips_abi_type ++{ ++ ABI_O32, ++ ABI_N32, ++ ABI_N64, ++ ABI_O64, ++}; ++ + struct arch_library_symbol_data { + enum mips_plt_type type; + union { +diff --git a/sysdeps/linux-gnu/mips/plt.c b/sysdeps/linux-gnu/mips/plt.c +index f3c12da..2d85ad9 100644 +--- a/sysdeps/linux-gnu/mips/plt.c ++++ b/sysdeps/linux-gnu/mips/plt.c +@@ -1,5 +1,6 @@ + /* + * This file is part of ltrace. ++ * Copyright (C) 2015 Imagination Technologies Limited + * Copyright (C) 2012,2013,2014 Petr Machata, Red Hat Inc. + * Copyright (C) 2012 Edgar E. Iglesias, Axis Communications + * Copyright (C) 2008,2009 Juan Cespedes +@@ -182,6 +183,11 @@ arch_find_dl_debug(struct process *proc, arch_addr_t dyn_addr, + { + arch_addr_t rld_addr; + int r; ++#ifdef __LP64__ ++ size_t addrsize = proc->mask_32bit ? 4 : (sizeof *ret); ++#else /* !__LP64__ */ ++ size_t addrsize = sizeof *ret; ++#endif /* !__LP64__ */ + + /* MIPS puts the address of the r_debug structure into the + * DT_MIPS_RLD_MAP entry instead of into the DT_DEBUG entry. */ +@@ -189,7 +195,7 @@ arch_find_dl_debug(struct process *proc, arch_addr_t dyn_addr, + DT_MIPS_RLD_MAP, &rld_addr); + if (r == 0) { + if (umovebytes(proc, rld_addr, +- ret, sizeof *ret) != sizeof *ret) { ++ ret, addrsize) != addrsize) { + r = -1; + } + } +@@ -295,14 +301,25 @@ arch_elf_init(struct ltelf *lte, struct library *lib) + + for (j = 0; j < data->d_size / 16; ++j) { + uint32_t insn; ++ int got_size = 4; ++ uint32_t load_inst = 0x24180000U; /* addui t8,0,xx */ ++ ++#ifdef __LP64__ ++ if (arch_get_abi(lte->ehdr) == ABI_N64 ++ || arch_get_abi(lte->ehdr) == ABI_O64) { ++ got_size = 8; ++ load_inst = 0x64180000U; /* daddui t8,0,xx */ ++ } ++#endif /* __LP64__ */ ++ + if (elf_read_u32(data, j * 16 + 12, &insn) < 0) + goto fail_stubs; + + if (insn == 0) + continue; + +- /* 0x2418XXXX encodes lbu 0,t8,XXXX or li t8,XXXX. */ +- if ((insn & 0xffff0000U) != 0x24180000U) ++ /* 0x[62]418XXXX encodes [d]addiu t8, 0, XXXX. */ ++ if ((insn & 0xffff0000U) != load_inst) + goto fail_stubs; + + unsigned idx = insn & 0xffff; +@@ -323,8 +340,8 @@ arch_elf_init(struct ltelf *lte, struct library *lib) + + lte->arch.mips_local_gotno; + /* XXX Double cast. */ + arch_addr_t got_entry_addr +- = (arch_addr_t) (uintptr_t) lte->arch.pltgot_addr +- + got_idx * 4; ++ = (arch_addr_t) (uintptr_t) (lte->arch.pltgot_addr ++ + got_idx * got_size); + + GElf_Rela rela = { + /* XXX double cast. */ +@@ -336,7 +353,7 @@ arch_elf_init(struct ltelf *lte, struct library *lib) + if (VECT_PUSHBACK(<e->plt_relocs, &rela) < 0) + goto fail_stubs; + +- fprintf(stderr, ++ debug(2, + "added stub entry for symbol %u at %#lx, GOT @%p\n", + idx, (unsigned long) rela.r_addend, got_entry_addr); + } +@@ -362,8 +379,17 @@ read_got_entry(struct process *proc, GElf_Addr addr, GElf_Addr *valp) + { + /* XXX double cast. */ + arch_addr_t a = (arch_addr_t) (uintptr_t) addr; +- uint32_t l; +- if (proc_read_32(proc, a, &l) < 0) { ++ uint64_t l = 0; ++ int result; ++ ++#ifdef __LP64__ ++ if (!proc->mask_32bit) ++ result = proc_read_64(proc, a, &l); ++ else ++#endif /* __LP64__ */ ++ result = proc_read_32(proc, a, (uint32_t *) &l); ++ ++ if (result < 0) { + fprintf(stderr, "ptrace read got entry @%#" PRIx64 ": %s\n", + addr, strerror(errno)); + return -1; +@@ -426,13 +452,13 @@ arch_elf_add_plt_entry(struct process *proc, struct ltelf *lte, + GElf_Addr stub_addr = rela->r_addend + lte->bias; + + debug(2, "PLT-less arch_elf_add_plt_entry %s = %#llx\n", +- a_name, stub_addr); ++ a_name, (unsigned long long) stub_addr); + + struct library_symbol *libsym = NULL; + if (default_elf_add_plt_entry(proc, lte, a_name, rela, ndx, + &libsym) < 0) { +- fprintf(stderr, "%s: failed %s(%#llx): %s\n", __func__, +- a_name, stub_addr, strerror(errno)); ++ fprintf(stderr, "%s: failed %s(%#lx): %s\n", __func__, ++ a_name, (unsigned long) stub_addr, strerror(errno)); + goto fail; + } + +@@ -503,13 +529,27 @@ jump_to_entry_point(struct process *proc, struct breakpoint *bp) + static int + unresolve_got_entry(struct process *proc, GElf_Addr addr, GElf_Addr value) + { +- uint32_t v32 = (uint32_t) value; +- uint32_t a32 = (uint32_t) addr; +- if (ptrace(PTRACE_POKETEXT, proc->pid, a32, v32) < 0) { ++ arch_addr_t a = (arch_addr_t) (uintptr_t) addr; ++#ifdef __LP64__ ++ /* To write 32-bit value in 64-bit mode, we must read-modify-write ++ the 64-bit value with only the lower 32 bits modified. */ ++ if (proc->mask_32bit) { ++ GElf_Addr orig = ptrace(PTRACE_PEEKTEXT, proc->pid, a, 0); ++ char *obytes = (char *) &orig; ++ char *nbytes = (char *) &value; ++ unsigned i; ++ ++ for (i = 0; i < 4; i++) ++ obytes[i] = nbytes[i]; ++ value = orig; ++ } ++#endif /* __LP64__ */ ++ if (ptrace(PTRACE_POKETEXT, proc->pid, a, (unsigned long) value) < 0) { + fprintf(stderr, "failed to unresolve GOT entry: %s\n", + strerror(errno)); + return -1; + } ++ + return 0; + } + +diff --git a/sysdeps/linux-gnu/mips/signalent1.h b/sysdeps/linux-gnu/mips/signalent1.h +new file mode 100644 +index 0000000..9e9d1f7 +--- /dev/null ++++ b/sysdeps/linux-gnu/mips/signalent1.h +@@ -0,0 +1,52 @@ ++/* ++ * This file is part of ltrace. ++ * Copyright (C) 2015 Imagination Technologies Limited ++ * ++ * 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 2 of the ++ * License, 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, Inc., 51 Franklin St, Fifth Floor, Boston, MA ++ * 02110-1301 USA ++ */ ++ ++ "SIG_0", /* 0 */ ++ "SIGHUP", /* 1 */ ++ "SIGINT", /* 2 */ ++ "SIGQUIT", /* 3 */ ++ "SIGILL", /* 4 */ ++ "SIGTRAP", /* 5 */ ++ "SIGIOT", /* 6 */ ++ "SIGEMT", /* 7 */ ++ "SIGFPE", /* 8 */ ++ "SIGKILL", /* 9 */ ++ "SIGBUS", /* 10 */ ++ "SIGSEGV", /* 11 */ ++ "SIGSYS", /* 12 */ ++ "SIGPIPE", /* 13 */ ++ "SIGALRM", /* 14 */ ++ "SIGTERM", /* 15 */ ++ "SIGUSR1", /* 16 */ ++ "SIGUSR2", /* 17 */ ++ "SIGCHLD", /* 18 */ ++ "SIGPWR", /* 19 */ ++ "SIGWINCH", /* 20 */ ++ "SIGURG", /* 21 */ ++ "SIGIO", /* 22 */ ++ "SIGSTOP", /* 23 */ ++ "SIGTSTP", /* 24 */ ++ "SIGCONT", /* 25 */ ++ "SIGTTIN", /* 26 */ ++ "SIGTTOU", /* 27 */ ++ "SIGVTALRM", /* 28 */ ++ "SIGPROF", /* 29 */ ++ "SIGXCPU", /* 30 */ ++ "SIGXFSZ", /* 31 */ +diff --git a/sysdeps/linux-gnu/mips/syscallent1.h b/sysdeps/linux-gnu/mips/syscallent1.h +new file mode 100644 +index 0000000..dfa4954 +--- /dev/null ++++ b/sysdeps/linux-gnu/mips/syscallent1.h +@@ -0,0 +1,328 @@ ++/* ++ * This file is part of ltrace. ++ * Copyright (C) 2015 Imagination Technologies Limited ++ * ++ * 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 2 of the ++ * License, 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, Inc., 51 Franklin St, Fifth Floor, Boston, MA ++ * 02110-1301 USA ++ */ ++ ++/* MIPS64 */ ++ ++ "read", /* 0 */ ++ "write", /* 1 */ ++ "open", /* 2 */ ++ "close", /* 3 */ ++ "stat", /* 4 */ ++ "fstat", /* 5 */ ++ "lstat", /* 6 */ ++ "poll", /* 7 */ ++ "lseek", /* 8 */ ++ "mmap", /* 9 */ ++ "mprotect", /* 10 */ ++ "munmap", /* 11 */ ++ "brk", /* 12 */ ++ "rt_sigaction", /* 13 */ ++ "rt_sigprocmask", /* 14 */ ++ "ioctl", /* 15 */ ++ "pread64", /* 16 */ ++ "pwrite64", /* 17 */ ++ "readv", /* 18 */ ++ "writev", /* 19 */ ++ "access", /* 20 */ ++ "pipe", /* 21 */ ++ "_newselect", /* 22 */ ++ "sched_yield", /* 23 */ ++ "mremap", /* 24 */ ++ "msync", /* 25 */ ++ "mincore", /* 26 */ ++ "madvise", /* 27 */ ++ "shmget", /* 28 */ ++ "shmat", /* 29 */ ++ "shmctl", /* 30 */ ++ "dup", /* 31 */ ++ "dup2", /* 32 */ ++ "pause", /* 33 */ ++ "nanosleep", /* 34 */ ++ "getitimer", /* 35 */ ++ "setitimer", /* 36 */ ++ "alarm", /* 37 */ ++ "getpid", /* 38 */ ++ "sendfile", /* 39 */ ++ "socket", /* 40 */ ++ "connect", /* 41 */ ++ "accept", /* 42 */ ++ "sendto", /* 43 */ ++ "recvfrom", /* 44 */ ++ "sendmsg", /* 45 */ ++ "recvmsg", /* 46 */ ++ "shutdown", /* 47 */ ++ "bind", /* 48 */ ++ "listen", /* 49 */ ++ "getsockname", /* 50 */ ++ "getpeername", /* 51 */ ++ "socketpair", /* 52 */ ++ "setsockopt", /* 53 */ ++ "getsockopt", /* 54 */ ++ "clone", /* 55 */ ++ "fork", /* 56 */ ++ "execve", /* 57 */ ++ "exit", /* 58 */ ++ "wait4", /* 59 */ ++ "kill", /* 60 */ ++ "uname", /* 61 */ ++ "semget", /* 62 */ ++ "semop", /* 63 */ ++ "semctl", /* 64 */ ++ "shmdt", /* 65 */ ++ "msgget", /* 66 */ ++ "msgsnd", /* 67 */ ++ "msgrcv", /* 68 */ ++ "msgctl", /* 69 */ ++ "fcntl", /* 70 */ ++ "flock", /* 71 */ ++ "fsync", /* 72 */ ++ "fdatasync", /* 73 */ ++ "truncate", /* 74 */ ++ "ftruncate", /* 75 */ ++ "getdents", /* 76 */ ++ "getcwd", /* 77 */ ++ "chdir", /* 78 */ ++ "fchdir", /* 79 */ ++ "rename", /* 80 */ ++ "mkdir", /* 81 */ ++ "rmdir", /* 82 */ ++ "creat", /* 83 */ ++ "link", /* 84 */ ++ "unlink", /* 85 */ ++ "symlink", /* 86 */ ++ "readlink", /* 87 */ ++ "chmod", /* 88 */ ++ "fchmod", /* 89 */ ++ "chown", /* 90 */ ++ "fchown", /* 91 */ ++ "lchown", /* 92 */ ++ "umask", /* 93 */ ++ "gettimeofday", /* 94 */ ++ "getrlimit", /* 95 */ ++ "getrusage", /* 96 */ ++ "sysinfo", /* 97 */ ++ "times", /* 98 */ ++ "ptrace", /* 99 */ ++ "getuid", /* 100 */ ++ "syslog", /* 101 */ ++ "getgid", /* 102 */ ++ "setuid", /* 103 */ ++ "setgid", /* 104 */ ++ "geteuid", /* 105 */ ++ "getegid", /* 106 */ ++ "setpgid", /* 107 */ ++ "getppid", /* 108 */ ++ "getpgrp", /* 109 */ ++ "setsid", /* 110 */ ++ "setreuid", /* 111 */ ++ "setregid", /* 112 */ ++ "getgroups", /* 113 */ ++ "setgroups", /* 114 */ ++ "setresuid", /* 115 */ ++ "getresuid", /* 116 */ ++ "setresgid", /* 117 */ ++ "getresgid", /* 118 */ ++ "getpgid", /* 119 */ ++ "setfsuid", /* 120 */ ++ "setfsgid", /* 121 */ ++ "getsid", /* 122 */ ++ "capget", /* 123 */ ++ "capset", /* 124 */ ++ "rt_sigpending", /* 125 */ ++ "rt_sigtimedwait", /* 126 */ ++ "rt_sigqueueinfo", /* 127 */ ++ "rt_sigsuspend", /* 128 */ ++ "sigaltstack", /* 129 */ ++ "utime", /* 130 */ ++ "mknod", /* 131 */ ++ "personality", /* 132 */ ++ "ustat", /* 133 */ ++ "statfs", /* 134 */ ++ "fstatfs", /* 135 */ ++ "sysfs", /* 136 */ ++ "getpriority", /* 137 */ ++ "setpriority", /* 138 */ ++ "sched_setparam", /* 139 */ ++ "sched_getparam", /* 140 */ ++ "sched_setscheduler", /* 141 */ ++ "sched_getscheduler", /* 142 */ ++ "sched_get_priority_max", /* 143 */ ++ "sched_get_priority_min", /* 144 */ ++ "sched_rr_get_interval", /* 145 */ ++ "mlock", /* 146 */ ++ "munlock", /* 147 */ ++ "mlockall", /* 148 */ ++ "munlockall", /* 149 */ ++ "vhangup", /* 150 */ ++ "pivot_root", /* 151 */ ++ "_sysctl", /* 152 */ ++ "prctl", /* 153 */ ++ "adjtimex", /* 154 */ ++ "setrlimit", /* 155 */ ++ "chroot", /* 156 */ ++ "sync", /* 157 */ ++ "acct", /* 158 */ ++ "settimeofday", /* 159 */ ++ "mount", /* 160 */ ++ "umount2", /* 161 */ ++ "swapon", /* 162 */ ++ "swapoff", /* 163 */ ++ "reboot", /* 164 */ ++ "sethostname", /* 165 */ ++ "setdomainname", /* 166 */ ++ "create_module", /* 167 */ ++ "init_module", /* 168 */ ++ "delete_module", /* 169 */ ++ "get_kernel_syms", /* 170 */ ++ "query_module", /* 171 */ ++ "quotactl", /* 172 */ ++ "nfsservctl", /* 173 */ ++ "getpmsg", /* 174 */ ++ "putpmsg", /* 175 */ ++ "afs_syscall", /* 176 */ ++ "reserved177", /* 177 */ ++ "gettid", /* 178 */ ++ "readahead", /* 179 */ ++ "setxattr", /* 180 */ ++ "lsetxattr", /* 181 */ ++ "fsetxattr", /* 182 */ ++ "getxattr", /* 183 */ ++ "lgetxattr", /* 184 */ ++ "fgetxattr", /* 185 */ ++ "listxattr", /* 186 */ ++ "llistxattr", /* 187 */ ++ "flistxattr", /* 188 */ ++ "removexattr", /* 189 */ ++ "lremovexattr", /* 190 */ ++ "fremovexattr", /* 191 */ ++ "tkill", /* 192 */ ++ "reserved193", /* 193 */ ++ "futex", /* 194 */ ++ "sched_setaffinity", /* 195 */ ++ "sched_getaffinity", /* 196 */ ++ "cacheflush", /* 197 */ ++ "cachectl", /* 198 */ ++ "sysmips", /* 199 */ ++ "io_setup", /* 200 */ ++ "io_destroy", /* 201 */ ++ "io_getevents", /* 202 */ ++ "io_submit", /* 203 */ ++ "io_cancel", /* 204 */ ++ "exit_group", /* 205 */ ++ "lookup_dcookie", /* 206 */ ++ "epoll_create", /* 207 */ ++ "epoll_ctl", /* 208 */ ++ "epoll_wait", /* 209 */ ++ "remap_file_pages", /* 210 */ ++ "rt_sigreturn", /* 211 */ ++ "set_tid_address", /* 212 */ ++ "restart_syscall", /* 213 */ ++ "semtimedop", /* 214 */ ++ "fadvise64", /* 215 */ ++ "timer_create", /* 216 */ ++ "timer_settime", /* 217 */ ++ "timer_gettime", /* 218 */ ++ "timer_getoverrun", /* 219 */ ++ "timer_delete", /* 220 */ ++ "clock_settime", /* 221 */ ++ "clock_gettime", /* 222 */ ++ "clock_getres", /* 223 */ ++ "clock_nanosleep", /* 224 */ ++ "tgkill", /* 225 */ ++ "utimes", /* 226 */ ++ "mbind", /* 227 */ ++ "get_mempolicy", /* 228 */ ++ "set_mempolicy", /* 229 */ ++ "mq_open", /* 230 */ ++ "mq_unlink", /* 231 */ ++ "mq_timedsend", /* 232 */ ++ "mq_timedreceive", /* 233 */ ++ "mq_notify", /* 234 */ ++ "mq_getsetattr", /* 235 */ ++ "vserver", /* 236 */ ++ "waitid", /* 237 */ ++ "238", /* 238 */ ++ "add_key", /* 239 */ ++ "request_key", /* 240 */ ++ "keyctl", /* 241 */ ++ "set_thread_area", /* 242 */ ++ "inotify_init", /* 243 */ ++ "inotify_add_watch", /* 244 */ ++ "inotify_rm_watch", /* 245 */ ++ "migrate_pages", /* 246 */ ++ "openat", /* 247 */ ++ "mkdirat", /* 248 */ ++ "mknodat", /* 249 */ ++ "fchownat", /* 250 */ ++ "futimesat", /* 251 */ ++ "newfstatat", /* 252 */ ++ "unlinkat", /* 253 */ ++ "renameat", /* 254 */ ++ "linkat", /* 255 */ ++ "symlinkat", /* 256 */ ++ "readlinkat", /* 257 */ ++ "fchmodat", /* 258 */ ++ "faccessat", /* 259 */ ++ "pselect6", /* 260 */ ++ "ppoll", /* 261 */ ++ "unshare", /* 262 */ ++ "splice", /* 263 */ ++ "sync_file_range", /* 264 */ ++ "tee", /* 265 */ ++ "vmsplice", /* 266 */ ++ "move_pages", /* 267 */ ++ "set_robust_list", /* 268 */ ++ "get_robust_list", /* 269 */ ++ "kexec_load", /* 270 */ ++ "getcpu", /* 271 */ ++ "epoll_pwait", /* 272 */ ++ "ioprio_set", /* 273 */ ++ "ioprio_get", /* 274 */ ++ "utimensat", /* 275 */ ++ "signalfd", /* 276 */ ++ "timerfd", /* 277 */ ++ "eventfd", /* 278 */ ++ "fallocate", /* 279 */ ++ "timerfd_create", /* 280 */ ++ "timerfd_gettime", /* 281 */ ++ "timerfd_settime", /* 282 */ ++ "signalfd4", /* 283 */ ++ "eventfd2", /* 284 */ ++ "epoll_create1", /* 285 */ ++ "dup3", /* 286 */ ++ "pipe2", /* 287 */ ++ "inotify_init1", /* 288 */ ++ "preadv", /* 289 */ ++ "pwritev", /* 290 */ ++ "rt_tgsigqueueinfo", /* 291 */ ++ "perf_event_open", /* 292 */ ++ "accept4", /* 293 */ ++ "recvmmsg", /* 294 */ ++ "fanotify_init", /* 295 */ ++ "fanotify_mark", /* 296 */ ++ "prlimit64", /* 297 */ ++ "name_to_handle_at", /* 298 */ ++ "open_by_handle_at", /* 299 */ ++ "clock_adjtime", /* 300 */ ++ "syncfs", /* 301 */ ++ "sendmmsg", /* 302 */ ++ "setns", /* 303 */ ++ "process_vm_readv", /* 304 */ ++ "process_vm_writev", /* 305 */ +diff --git a/sysdeps/linux-gnu/mips/trace.c b/sysdeps/linux-gnu/mips/trace.c +index e81b374..d54818e 100644 +--- a/sysdeps/linux-gnu/mips/trace.c ++++ b/sysdeps/linux-gnu/mips/trace.c +@@ -1,5 +1,6 @@ + /* + * This file is part of ltrace. ++ * Copyright (C) 2015 Imagination Technologies Limited + * Copyright (C) 2013 Petr Machata, Red Hat Inc. + * Copyright (C) 2012 Edgar E. Iglesias, Axis Communications + * Copyright (C) 2010 Arnaud Patard, Mandriva SA +@@ -29,6 +30,7 @@ + #include + #include + #include ++#include + #include + #include + +@@ -68,6 +70,44 @@ + void + get_arch_dep(struct process *proc) + { ++#ifdef __LP64__ ++ proc->mask_32bit = (proc->e_class == ELFCLASS32); ++#endif /* __LP64__ */ ++ /* n32 personality is best approximated by n64, ++ at least for syscall numbers */ ++ proc->personality = (proc->e_class == ELFCLASS64 ++ || proc->e_abi == ABI_N32); ++} ++ ++/** ++ \param abi ABI of current process, from mips_abi_type enum ++ \param list An array of 4 elements, each corresponding to an ABI, in ++ the order: o32, n32, n64, o64 ++ ++ return value from array corresponding to requested ABI ++ */ ++static int ++abi_select(const int abi, const int list[]) ++{ ++ int retval; ++ switch (abi) ++ { ++ case ABI_N32: ++ retval = list[1]; ++ break; ++ case ABI_N64: ++ retval = list[2]; ++ break; ++ case ABI_O64: ++ retval = list[3]; ++ break; ++ case ABI_O32: ++ default: ++ retval = list[0]; ++ break; ++ } ++ ++ return retval; + } + + /** +@@ -90,53 +130,94 @@ get_arch_dep(struct process *proc) + int + syscall_p(struct process *proc, int status, int *sysnum) + { +- if (WIFSTOPPED(status) +- && WSTOPSIG(status) == (SIGTRAP | proc->tracesysgood)) { +- /* get the user's pc (plus 8) */ +- long pc = (long)get_instruction_pointer(proc); +- /* fetch the SWI instruction */ +- int insn = ptrace(PTRACE_PEEKTEXT, proc->pid, pc - 4, 0); +- int num = ptrace(PTRACE_PEEKTEXT, proc->pid, pc - 8, 0); +- +- /* +- On a mips, syscall looks like: +- 24040fa1 li v0, 0x0fa1 # 4001 --> _exit syscall +- 0000000c syscall +- */ +- if(insn!=0x0000000c){ +- /* sigreturn returns control to the point +- where the signal was received; skip check +- for preceeding syscall instruction */ +- int depth = proc->callstack_depth; +- struct callstack_element *top = NULL; +- if (depth > 0) +- top = &proc->callstack[depth - 1]; +- +- if (top != NULL && top->is_syscall && +- (top->c_un.syscall == (__NR_rt_sigreturn - +- __NR_Linux) || +- top->c_un.syscall == (__NR_sigreturn - +- __NR_Linux))) { +- *sysnum = top->c_un.syscall; +- return 2; +- } +- else +- return 0; +- } +- +- *sysnum = (num & 0xFFFF) - 4000; +- /* if it is a syscall, return 1 or 2 */ +- if (proc->callstack_depth > 0 && +- proc->callstack[proc->callstack_depth - 1].is_syscall && +- proc->callstack[proc->callstack_depth - 1].c_un.syscall == *sysnum) { ++ unsigned long pc; ++ int insn, prev; ++ int min_syscall, max_syscall, sigreturn, rt_sigreturn; ++ struct callstack_element *top = NULL; ++ int depth = proc->callstack_depth; ++ const int syscallbase[] = {__NR_O32_Linux, __NR_N32_Linux, ++ __NR_64_Linux, __NR_O32_Linux}; ++ const int syscallnum[] = {__NR_O32_Linux_syscalls, ++ __NR_N32_Linux_syscalls, ++ __NR_64_Linux_syscalls, ++ __NR_O32_Linux_syscalls}; ++ const int rt_sigreturn_list[] = {193, 211, 211, 193}; ++ const int sigreturn_list[] = {119, -1, -1, 119}; ++ ++ if (!WIFSTOPPED(status) ++ || WSTOPSIG(status) != (SIGTRAP | proc->tracesysgood)) ++ return 0; ++ ++ /* get the user's pc (plus 8) */ ++ pc = (unsigned long)get_instruction_pointer(proc); ++ /* fetch the SWI instruction */ ++ insn = ptrace(PTRACE_PEEKTEXT, proc->pid, pc - 4, 0); ++ prev = ptrace(PTRACE_PEEKTEXT, proc->pid, pc - 8, 0); ++ ++ if (depth > 0) ++ top = &proc->callstack[depth - 1]; ++ ++ /* Range of syscall numbers varies with ABI; ref:asm/unistd.h */ ++ min_syscall = abi_select(proc->e_abi, syscallbase); ++ max_syscall = min_syscall + abi_select(proc->e_abi, syscallnum); ++ sigreturn = min_syscall + abi_select(proc->e_abi, sigreturn_list); ++ rt_sigreturn = min_syscall + abi_select(proc->e_abi, rt_sigreturn_list); ++ ++ /* not a syscall instruction */ ++ if(insn!=0x0000000c){ ++ /* sigreturn returns control to the point where the signal was ++ received; skip check for preceeding syscall instruction */ ++ if (top != NULL && top->is_syscall ++ && (top->c_un.syscall == (rt_sigreturn - min_syscall) ++ || top->c_un.syscall == (sigreturn - min_syscall))) { ++ *sysnum = top->c_un.syscall; + return 2; + } ++ else ++ return 0; ++ } + +- if (*sysnum >= 0) { +- return 1; +- } ++ /* ++ On a mips, syscall looks like: ++ 24020fa1 li v0, 0x0fa1 # 4001 --> _exit syscall ++ 0000000c syscall ++ */ ++ if ((prev & 0xFFFF0000) == 0x24020000) { ++ *sysnum = (prev & 0xFFFF) - min_syscall; + } +- return 0; ++ /* ++ The above is not necessary in Linux kernel > v2.6.35. Recent ++ kernels have a fancy-pants method of restarting syscalls. ++ We must read v0 instead, to get the syscall number. ++ ++ Unfortunately, v0 is not preserved till the point of return. ++ If already in syscall and v0 is invalid, assume this event ++ to be a return without attempting to match previous syscall. ++ ++ Caveat: logic fails if v0 incidentally contains a valid ++ syscall number, distinct from the current syscall number, ++ at the point of return from a nested syscall. ++ */ ++ else { ++ int v0 = ptrace(PTRACE_PEEKUSER, proc->pid, off_v0, 0); ++ ++ if ((v0 >= min_syscall) && (v0 <= max_syscall)) ++ *sysnum = v0 - min_syscall; ++ else if (depth > 0 && top->is_syscall) ++ *sysnum = top->c_un.syscall; ++ else /* syscall instruction without valid number - ignored */ ++ return 0; ++ } ++ ++ /* if it is a syscall, return 1 or 2 */ ++ if (depth > 0 && top->is_syscall && top->c_un.syscall == *sysnum) { ++ return 2; ++ } ++ ++ if (*sysnum >= 0) ++ return 1; ++ else ++ return 0; + } + + /* Based on GDB code. */ +@@ -162,9 +243,11 @@ mips32_relative_offset (uint32_t inst) + return ((itype_immediate(inst) ^ 0x8000) - 0x8000) << 2; + } + +-int mips_next_pcs(struct process *proc, uint32_t pc, uint32_t *newpc) ++int mips_next_pcs(struct process *proc, unsigned long pc, ++ unsigned long *newpc) + { +- uint32_t inst, rx; ++ uint32_t inst; ++ unsigned long rx; + int op; + int rn; + int nr = 0; +@@ -277,8 +360,8 @@ int mips_next_pcs(struct process *proc, uint32_t pc, uint32_t *newpc) + return nr; + + fail: +- printf("nr=%d pc=%x\n", nr, pc); +- printf("pc=%x %x\n", newpc[0], newpc[1]); ++ printf("nr=%d pc=%lx\n", nr, pc); ++ printf("pc=%lx %lx\n", newpc[0], newpc[1]); + return 0; + } + +@@ -304,17 +387,27 @@ fail: + * branches within the LL-SC sequence. + */ + #define inrange(x,lo,hi) ((x)<=(hi) && (x)>=(lo)) ++/* Instruction encodings for atomic operations */ ++#ifdef __mips64 ++#define op_SC_p(op) (op == 0x38 || op == 0x3c) ++#define op_LL_p(op) (op == 0x30 || op == 0x34) ++#else /* !__mips64 */ ++#define op_SC_p(op) (op == 0x38) ++#define op_LL_p(op) (op == 0x30) ++#endif /* !__mips64 */ ++ + static int +-mips_atomic_next_pcs(struct process *proc, uint32_t lladdr, uint32_t *newpcs) ++mips_atomic_next_pcs(struct process *proc, unsigned long lladdr, ++ unsigned long *newpcs) + { + int nr = 0; + +- uint32_t scaddr; ++ unsigned long scaddr; + for (scaddr = lladdr + 4; scaddr - lladdr <= 2048; scaddr += 4) { + /* Found SC, now stepover trailing branch */ + uint32_t inst; + if (proc_read_32(proc, (arch_addr_t)scaddr, &inst) >= 0 && +- itype_op(inst) == 0x38) { ++ op_SC_p (itype_op(inst))) { + newpcs[nr++] = scaddr + 4; + break; + } +@@ -327,16 +420,16 @@ mips_atomic_next_pcs(struct process *proc, uint32_t lladdr, uint32_t *newpcs) + } + + /* Scan LL<->SC range for branches going outside that range */ +- uint32_t spc; ++ unsigned long spc; + for (spc = lladdr + 4; spc < scaddr; spc += 4) { +- uint32_t scanpcs[2]; ++ unsigned long scanpcs[2]; + int snr = mips_next_pcs(proc, spc, scanpcs); + + int i; + for (i = 0; i < snr; ++i) { + if (!inrange(scanpcs[i], lladdr, scaddr)) { +- uint32_t *tmp = realloc(newpcs, (nr + 1) * +- sizeof *newpcs); ++ unsigned long *tmp = realloc(newpcs, (nr + 1) ++ * sizeof *newpcs); + if (tmp == NULL) { + perror("malloc atomic next pcs"); + return -1; +@@ -357,8 +450,8 @@ arch_sw_singlestep(struct process *proc, struct breakpoint *bp, + int (*add_cb)(arch_addr_t, struct sw_singlestep_data *), + struct sw_singlestep_data *add_cb_data) + { +- uint32_t pc = (uint32_t) get_instruction_pointer(proc); +- uint32_t *newpcs; ++ unsigned long pc = (unsigned long) get_instruction_pointer(proc); ++ unsigned long *newpcs; + int nr; + uint32_t inst; + +@@ -369,7 +462,7 @@ arch_sw_singlestep(struct process *proc, struct breakpoint *bp, + return SWS_FAIL; + + /* Starting an atomic read-modify-write sequence */ +- if (itype_op(inst) == 0x30) ++ if (op_LL_p(itype_op(inst))) + nr = mips_atomic_next_pcs(proc, pc, newpcs); + else + nr = mips_next_pcs(proc, pc, newpcs); +@@ -462,7 +555,7 @@ gimme_arg(enum tof type, struct process *proc, int arg_num, + debug(2,"ret = %#lx",addr); + return addr; + } +- ret = addr + 4*arg_num; ++ ret = addr + sizeof(long) * arg_num; + ret=ptrace(PTRACE_PEEKTEXT,proc->pid,addr,0); + debug(2,"ret = %#lx",ret); + return ret; +@@ -474,7 +567,7 @@ gimme_arg(enum tof type, struct process *proc, int arg_num, + debug(2,"ret = %#lx",addr); + return addr; + } +- ret = addr + 4*arg_num; ++ ret = addr + sizeof(long) * arg_num; + ret=ptrace(PTRACE_PEEKTEXT,proc->pid,addr,0); + debug(2,"ret = %#lx",ret); + return ret; +@@ -483,4 +576,34 @@ gimme_arg(enum tof type, struct process *proc, int arg_num, + return 0; + } + ++#ifdef __LP64__ ++size_t ++arch_type_sizeof(struct process *proc, struct arg_type_info *info) ++{ ++ if (proc == NULL) ++ return (size_t)-2; ++ ++ switch (info->type) { ++ case ARGTYPE_LONG: ++ case ARGTYPE_ULONG: ++ return proc->mask_32bit ? 4 : sizeof (long); ++ ++ case ARGTYPE_POINTER: ++ return proc->mask_32bit ? 4 : sizeof (void *); ++ ++ default: ++ /* Use default value. */ ++ return (size_t)-2; ++ } ++} ++ ++size_t ++arch_type_alignof(struct process *proc, struct arg_type_info *info) ++{ ++ if (proc == NULL) ++ return (size_t)-2; ++ ++ return arch_type_sizeof(proc, info); ++} ++#endif /* __LP64__ */ + /**@}*/ +diff --git a/sysdeps/linux-gnu/mksyscallent_mips b/sysdeps/linux-gnu/mksyscallent_mips +index f3961b4..f8dcfe1 100755 +--- a/sysdeps/linux-gnu/mksyscallent_mips ++++ b/sysdeps/linux-gnu/mksyscallent_mips +@@ -19,9 +19,7 @@ + + # hack expression to generate arch/syscallent.h from + # It reads from stdin and writes to stdout +-# It should work OK on i386,m68k,arm,ia64 +-# It does NOT work in mips, s390 +-# It is untested in other architectures ++# Default is o32; arch=mips64 generates n64 syscalls + + BEGIN { + max=0; +@@ -31,7 +29,10 @@ BEGIN { + { + #debug + #printf("/%s/%s/%s/%s/\n", $1, $2, $3, $4); +- if ($2 ~ /__NR_Linux/ && $3 ~ /4000/) { ++ min=4000 ++ if (arch ~ "mips64") min=5000 ++ ++ if ($2 ~ /__NR_Linux/ && $3 ~ min) { + syscall=1; + } + if ($2 ~ /__NR_Linux_syscalls/) { +-- +2.13.2 + diff --git a/meta-oe/recipes-devtools/ltrace/ltrace_git.bb b/meta-oe/recipes-devtools/ltrace/ltrace_git.bb index 213436c76..b613bc3af 100644 --- a/meta-oe/recipes-devtools/ltrace/ltrace_git.bb +++ b/meta-oe/recipes-devtools/ltrace/ltrace_git.bb @@ -22,6 +22,7 @@ SRC_URI = "git://anonscm.debian.org/collab-maint/ltrace.git;branch=master \ file://0002-Fix-const-qualifier-error.patch \ file://0001-ARM-code-has-unreachable-code-after-switch-statement.patch \ file://0001-Fix-tautological-compare-warning.patch \ + file://0001-Add-support-for-mips64-n32-n64.patch \ " S = "${WORKDIR}/git"