Reviewers: Kasper Lund, Description: Fix profiling on Android.
Please review this at http://codereview.chromium.org/62102 SVN Base: http://v8.googlecode.com/svn/branches/bleeding_edge/ Affected files: M src/platform-linux.cc Index: src/platform-linux.cc =================================================================== --- src/platform-linux.cc (revision 1677) +++ src/platform-linux.cc (working copy) @@ -552,9 +552,36 @@ static Sampler* active_sampler_ = NULL; + +#ifndef __GLIBC__ +// Android runs a fairly new Linux kernel, so signals are a there, +// but the C library doesn't have the structs defined. + +struct sigcontext { + unsigned long trap_no; + unsigned long error_code; + unsigned long oldmask; + unsigned long gregs[16]; + unsigned long arm_cpsr; + unsigned long fault_address; +}; +typedef unsigned long __sigset_t; +typedef struct sigcontext mcontext_t; +typedef struct ucontext { + unsigned long uc_flags; + struct ucontext *uc_link; + stack_t uc_stack; + mcontext_t uc_mcontext; + __sigset_t uc_sigmask; +} ucontext_t; +#define R15 15 +#define R13 13 +#define R11 11 + +#endif + + static void ProfilerSignalHandler(int signal, siginfo_t* info, void* context) { - // Ucontext is a glibc extension - no profiling on Android at the moment. -#ifdef __GLIBC__ USE(info); if (signal != SIGPROF) return; if (active_sampler_ == NULL) return; @@ -581,7 +608,6 @@ sample.state = Logger::state(); active_sampler_->Tick(&sample); -#endif } --~--~---------~--~----~------------~-------~--~----~ v8-dev mailing list [email protected] http://groups.google.com/group/v8-dev -~----------~----~----~----~------~----~------~--~---
