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MIPS64: Initial MIPS64 related change.

Browse source 
With this change Breakpad can be compiled for MIPS64,
but it is not yet functional.

Patch by Gordana Cmiljanovic <Gordana.Cmiljanovic@imgtec.com>
Review URL: https://breakpad.appspot.com/6824002/


git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1446 4c0a9323-5329-0410-9bdc-e9ce6186880e
This commit is contained in:
mark@chromium.org 2015-04-15 19:28:11 +00:00
parent 18fc88ddc2
commit d88401cca9
14 changed files with 156 additions and 20 deletions
Download patch file Download diff file Expand all files Collapse all files

2
src/client/linux/dump_writer_common/thread_info.cc
View file

@ -257,7 +257,9 @@ void ThreadInfo::FillCPUContext(RawContextCPU* out) const {
out->float_save.regs[i] = fpregs.regs[i];
out->float_save.fpcsr = fpregs.fpcsr;
#if _MIPS_SIM == _ABIO32
out->float_save.fir = fpregs.fir;
#endif
}
#endif

2
src/client/linux/dump_writer_common/ucontext_reader.cc
View file

@ -244,7 +244,9 @@ void UContextReader::FillCPUContext(RawContextCPU *out, const ucontext *uc) {
out->float_save.regs[i] = uc->uc_mcontext.fpregs.fp_r.fp_dregs[i];
out->float_save.fpcsr = uc->uc_mcontext.fpc_csr;
#if _MIPS_SIM == _ABIO32
out->float_save.fir = uc->uc_mcontext.fpc_eir; // Unused.
#endif
}
#endif

4
src/client/linux/handler/exception_handler_unittest.cc
View file

@ -80,7 +80,11 @@ void FlushInstructionCache(const char* memory, uint32_t memory_size) {
// Provided by Android's <unistd.h>
long begin = reinterpret_cast<long>(memory);
long end = begin + static_cast<long>(memory_size);
#if _MIPS_SIM == _ABIO32
cacheflush(begin, end, 0);
#else
syscall(__NR_cacheflush, begin, end, ICACHE);
#endif
# elif defined(__linux__)
// See http://www.linux-mips.org/wiki/Cacheflush_Syscall.
cacheflush(const_cast<char*>(memory), memory_size, ICACHE);

6
src/client/linux/minidump_writer/linux_dumper.h
View file

@ -52,9 +52,11 @@
namespace google_breakpad {
// Typedef for our parsing of the auxv variables in /proc/pid/auxv.
#if defined(__i386) || defined(__ARM_EABI__) || defined(__mips__)
#if defined(__i386) || defined(__ARM_EABI__) || \
(defined(__mips__) && _MIPS_SIM == _ABIO32)
typedef Elf32_auxv_t elf_aux_entry;
#elif defined(__x86_64) || defined(__aarch64__)
#elif defined(__x86_64) || defined(__aarch64__) || \
(defined(__mips__) && _MIPS_SIM != _ABIO32)
typedef Elf64_auxv_t elf_aux_entry;
#endif

10
src/client/linux/minidump_writer/minidump_writer.cc
View file

@ -689,10 +689,18 @@ class MinidumpWriter {
return false;
}
#ifdef __mips__
if (dyn.d_tag == DT_MIPS_RLD_MAP) {
r_debug = reinterpret_cast<struct r_debug*>(dyn.d_un.d_ptr);
continue;
}
#else
if (dyn.d_tag == DT_DEBUG) {
r_debug = reinterpret_cast<struct r_debug*>(dyn.d_un.d_ptr);
continue;
} else if (dyn.d_tag == DT_NULL) {
}
#endif
else if (dyn.d_tag == DT_NULL) {
break;
}
}