ARM64: Enable low level profiling.

R=ulan@chromium.org

Review URL: https://codereview.chromium.org/353643003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21965 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

diff --git a/src/log.cc b/src/log.cc
index 01afa85..c8b08ac 100644 (file)
--- a/src/log.cc
+++ b/src/log.cc
@@ -564,6 +564,8 @@ void LowLevelLogger::LogCodeInfo() {
   const char arch[] = "mips";
 #elif V8_TARGET_ARCH_X87
   const char arch[] = "x87";
+#elif V8_TARGET_ARCH_ARM64
+  const char arch[] = "arm64";
 #else
   const char arch[] = "unknown";
 #endif

diff --git a/tools/disasm.py b/tools/disasm.py
index 6fa81ca..cc7ef06 100644 (file)
--- a/tools/disasm.py
+++ b/tools/disasm.py
@@ -49,7 +49,8 @@ _ARCH_MAP = {
   "ia32": "-m i386",
   "x64": "-m i386 -M x86-64",
   "arm": "-m arm",  # Not supported by our objdump build.
-  "mips": "-m mips"  # Not supported by our objdump build.
+  "mips": "-m mips",  # Not supported by our objdump build.
+  "arm64": "-m aarch64"
 }
 
 

diff --git a/tools/ll_prof.py b/tools/ll_prof.py
index 216929d..409b396 100755 (executable)
--- a/tools/ll_prof.py
+++ b/tools/ll_prof.py
@@ -351,7 +351,8 @@ class LogReader(object):
     "ia32": ctypes.c_uint32,
     "arm": ctypes.c_uint32,
     "mips": ctypes.c_uint32,
-    "x64": ctypes.c_uint64
+    "x64": ctypes.c_uint64,
+    "arm64": ctypes.c_uint64
   }
 
   _CODE_CREATE_TAG = "C"