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$NetBSD: patch-Source_JavaScriptCore_tools_CodeProfiling.cpp,v 1.4 2018/01/17 19:37:33 markd Exp $
* Add NetBSD support
--- Source/JavaScriptCore/tools/CodeProfiling.cpp.orig 2017-06-04 20:16:06.000000000 +0000
+++ Source/JavaScriptCore/tools/CodeProfiling.cpp
@@ -33,7 +33,7 @@
#include <signal.h>
#endif
-#if OS(LINUX) || OS(DARWIN)
+#if OS(LINUX) || OS(DARWIN) || OS(NETBSD)
#include <sys/time.h>
#endif
@@ -48,7 +48,7 @@ WTF::MetaAllocatorTracker* CodeProfiling
#pragma clang diagnostic ignored "-Wmissing-noreturn"
#endif
-#if (OS(DARWIN) && !PLATFORM(EFL) && !PLATFORM(GTK) && CPU(X86_64)) || (OS(LINUX) && CPU(X86))
+#if (OS(DARWIN) && !PLATFORM(EFL) && !PLATFORM(GTK) && CPU(X86_64)) || ((OS(LINUX) || OS(NETBSD)) && CPU(X86))
// Helper function to start & stop the timer.
// Presently we're using the wall-clock timer, since this seems to give the best results.
static void setProfileTimer(unsigned usec)
@@ -80,6 +80,13 @@ static void profilingTimer(int, siginfo_
CodeProfiling::sample(reinterpret_cast<void*>(context.gregs[REG_EIP]),
reinterpret_cast<void**>(context.gregs[REG_EBP]));
}
+#elif OS(NETBSD) && CPU(X86)
+static void profilingTimer(int, siginfo_t*, void* uap)
+{
+ mcontext_t context = static_cast<ucontext_t*>(uap)->uc_mcontext;
+ CodeProfiling::sample(reinterpret_cast<void*>(context.__gregs[_REG_EIP]),
+ reinterpret_cast<void**>(context.__gregs[_REG_EBP]));
+}
#endif
// Callback triggered when the timer is fired.
@@ -141,7 +148,7 @@ void CodeProfiling::begin(const SourceCo
if (alreadyProfiling)
return;
-#if (OS(DARWIN) && !PLATFORM(EFL) && !PLATFORM(GTK) && CPU(X86_64)) || (OS(LINUX) && CPU(X86))
+#if (OS(DARWIN) && !PLATFORM(EFL) && !PLATFORM(GTK) && CPU(X86_64)) || ((OS(LINUX) || OS(NETBSD)) && CPU(X86))
// Regsiter a signal handler & itimer.
struct sigaction action;
action.sa_sigaction = reinterpret_cast<void (*)(int, siginfo_t *, void *)>(profilingTimer);
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