Remove obsolete distance switch in SubStringStub::Generate.

R=ulan@chromium.org

Review URL: https://codereview.chromium.org/72073004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@17754 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

diff --git a/src/x64/code-stubs-x64.cc b/src/x64/code-stubs-x64.cc
index 4ccda2d..a3fb077 100644 (file)
--- a/src/x64/code-stubs-x64.cc
+++ b/src/x64/code-stubs-x64.cc
@@ -4224,15 +4224,9 @@ void SubStringStub::Generate(MacroAssembler* masm) {
     STATIC_ASSERT((kStringEncodingMask & kOneByteStringTag) != 0);
     STATIC_ASSERT((kStringEncodingMask & kTwoByteStringTag) == 0);
     __ testb(rbx, Immediate(kStringEncodingMask));
-    // Make long jumps when allocations tracking is on due to
-    // RecordObjectAllocation inside MacroAssembler::Allocate.
-    Label::Distance jump_distance =
-        masm->isolate()->heap_profiler()->is_tracking_allocations()
-        ? Label::kFar
-        : Label::kNear;
-    __ j(zero, &two_byte_slice, jump_distance);
+    __ j(zero, &two_byte_slice, Label::kNear);
     __ AllocateAsciiSlicedString(rax, rbx, r14, &runtime);
-    __ jmp(&set_slice_header, jump_distance);
+    __ jmp(&set_slice_header, Label::kNear);
     __ bind(&two_byte_slice);
     __ AllocateTwoByteSlicedString(rax, rbx, r14, &runtime);
     __ bind(&set_slice_header);