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Fix gcc vs clang cpuid.h discrepency.

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For r1254, gcc defines bit_FXSAVE while clang defines bit_FXSR.

R=mark@chromium.org

Review URL: https://breakpad.appspot.com/924002

git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1260 4c0a9323-5329-0410-9bdc-e9ce6186880e
This commit is contained in:
thestig@chromium.org 2013-12-14 19:17:42 +00:00
parent ba1f54c093
commit 3c613e7bdb
1 changed files with 4 additions and 1 deletions
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5
src/client/linux/minidump_writer/linux_ptrace_dumper.cc
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@ -195,6 +195,9 @@ bool LinuxPtraceDumper::GetThreadInfoByIndex(size_t index, ThreadInfo* info) {
} }
#if defined(__i386) #if defined(__i386)
#if !defined(bit_FXSAVE) // e.g. Clang
#define bit_FXSAVE bit_FXSR
#endif
// Detect if the CPU supports the FXSAVE/FXRSTOR instructions // Detect if the CPU supports the FXSAVE/FXRSTOR instructions
int eax, ebx, ecx, edx; int eax, ebx, ecx, edx;
__cpuid(1, eax, ebx, ecx, edx); __cpuid(1, eax, ebx, ecx, edx);
@ -205,7 +208,7 @@ bool LinuxPtraceDumper::GetThreadInfoByIndex(size_t index, ThreadInfo* info) {
} else { } else {
memset(&info->fpxregs, 0, sizeof(info->fpxregs)); memset(&info->fpxregs, 0, sizeof(info->fpxregs));
} }
#endif #endif // defined(__i386)
#if defined(__i386) || defined(__x86_64) #if defined(__i386) || defined(__x86_64)
for (unsigned i = 0; i < ThreadInfo::kNumDebugRegisters; ++i) { for (unsigned i = 0; i < ThreadInfo::kNumDebugRegisters; ++i) {