Mercurial > hg > truffle
view src/os/bsd/vm/decoder_machO.hpp @ 8874:0a8c2ea3902d
8010437: guarantee(this->is8bit(imm8)) failed: Short forward jump exceeds 8-bit offset
Summary: Fix shorten_branches() to accurately count an initial nop that may be inserted in a block that starts with a safepoint.
Reviewed-by: kvn
author | rasbold |
---|---|
date | Wed, 03 Apr 2013 15:00:55 -0700 |
parents | 3b01d0321dfa |
children |
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/* * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code 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 * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #ifndef OS_BSD_VM_DECODER_MACHO_HPP #define OS_BSD_VM_DECODER_MACHO_HPP #ifdef __APPLE__ #include "utilities/decoder.hpp" // Just a placehold for now, a real implementation should derive // from AbstractDecoder class MachODecoder : public AbstractDecoder { public: MachODecoder() { } ~MachODecoder() { } virtual bool can_decode_C_frame_in_vm() const { return true; } virtual bool demangle(const char* symbol, char* buf, int buflen); virtual bool decode(address pc, char* buf, int buflen, int* offset, const void* base); virtual bool decode(address pc, char* buf, int buflen, int* offset, const char* module_path = NULL) { ShouldNotReachHere(); return false; } private: void * mach_find_command(struct mach_header_64 * mach_base, uint32_t command_wanted); char * mach_find_in_stringtable(char *strtab, uint32_t tablesize, int strx_wanted); }; #endif #endif // OS_BSD_VM_DECODER_MACHO_HPP