From 822ead1319e52ae6809277c7776d55ad2cc0be6b Mon Sep 17 00:00:00 2001 From: "ted.mielczarek" Date: Fri, 11 May 2007 00:50:29 +0000 Subject: Issue 140 - Fill in some more cpu information on OS X x86 dumps. r=mento git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@167 4c0a9323-5329-0410-9bdc-e9ce6186880e --- src/client/mac/handler/minidump_generator.cc | 29 ++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) (limited to 'src/client') diff --git a/src/client/mac/handler/minidump_generator.cc b/src/client/mac/handler/minidump_generator.cc index 5ae61351..e9f1974b 100644 --- a/src/client/mac/handler/minidump_generator.cc +++ b/src/client/mac/handler/minidump_generator.cc @@ -493,6 +493,35 @@ bool MinidumpGenerator::WriteSystemInfoStream( break; case CPU_TYPE_I386: info_ptr->processor_architecture = MD_CPU_ARCHITECTURE_X86; +#ifdef __i386__ + // ebx is used for PIC code, so we need + // to preserve it. +#define cpuid(op,eax,ebx,ecx,edx) \ + asm ("pushl %%ebx \n\t" \ + "cpuid \n\t" \ + "movl %%ebx,%1 \n\t" \ + "popl %%ebx" \ + : "=a" (eax), \ + "=g" (ebx), \ + "=c" (ecx), \ + "=d" (edx) \ + : "0" (op)) + int unused, unused2; + // get vendor id + cpuid(0, unused, info_ptr->cpu.x86_cpu_info.vendor_id[0], + info_ptr->cpu.x86_cpu_info.vendor_id[2], + info_ptr->cpu.x86_cpu_info.vendor_id[1]); + // get version and feature info + cpuid(1, info_ptr->cpu.x86_cpu_info.version_information, unused, unused2, + info_ptr->cpu.x86_cpu_info.feature_information); + // family + info_ptr->processor_level = + (info_ptr->cpu.x86_cpu_info.version_information & 0xF00) >> 8; + // 0xMMSS (Model, Stepping) + info_ptr->processor_revision = + (info_ptr->cpu.x86_cpu_info.version_information & 0xF) | + ((info_ptr->cpu.x86_cpu_info.version_information & 0xF0) << 4); +#endif // __i386__ break; default: info_ptr->processor_architecture = MD_CPU_ARCHITECTURE_UNKNOWN; -- cgit v1.2.1