Add more details the --trace-deopt output

src/ia32/deoptimizer-ia32.cc

Index: src/ia32/deoptimizer-ia32.cc
===================================================================
--- src/ia32/deoptimizer-ia32.cc	(revision 7379)
+++ src/ia32/deoptimizer-ia32.cc	(working copy)
@@ -372,10 +372,18 @@
   for (int i = 0; ok && i < 4; i++) {
     uint32_t input_value = input_->GetFrameSlot(input_offset);
     if (FLAG_trace_osr) {
-      PrintF("    [esp + %d] <- 0x%08x ; [esp + %d] (fixed part)\n",
+      const char* name = "UNKNOWN";
+      switch (i) {
+        case 0: name = "caller's pc"; break;
+        case 1: name = "ebp"; break;
+        case 2: name = "context"; break;
+        case 3: name = "function"; break;
+      }
+      PrintF("    [esp + %d] <- 0x%08x ; [esp + %d] (fixed part - %s)\n",
              output_offset,
              input_value,
-             input_offset);
+             input_offset,
+             name);
     }
     output_[0]->SetFrameSlot(output_offset, input_->GetFrameSlot(input_offset));
     input_offset -= kPointerSize;
@@ -585,6 +593,7 @@
 #define __ masm()->
 
 void Deoptimizer::EntryGenerator::Generate() {
+  PrintF("Deoptimizer::EntryGenerator::Generate()\n");

[Mads Ager (chromium), 2011/03/28 07:43:11]

Remove?

[Søren Thygesen Gjesse, 2011/03/28 12:27:29]

Done.

   GeneratePrologue();
   CpuFeatures::Scope scope(SSE2);