Skip samples where top function's stack frame is not setup properly

src/arm/full-codegen-arm.cc

Index: src/arm/full-codegen-arm.cc
diff --git a/src/arm/full-codegen-arm.cc b/src/arm/full-codegen-arm.cc
index 0ef4be064dac2b7b049c8fdf967a659e190275c8..461ba58b46a5d0c50fc76f9b3cc2618f286cc022 100644
--- a/src/arm/full-codegen-arm.cc
+++ b/src/arm/full-codegen-arm.cc
@@ -175,6 +175,7 @@ void FullCodeGenerator::Generate() {
     // Adjust FP to point to saved FP.
     __ add(fp, sp, Operand(2 * kPointerSize));
   }
+  info->AddNoFrameRange(0, masm_->pc_offset());
 
   { Comment cmnt(masm_, "[ Allocate locals");
     int locals_count = info->scope()->num_stack_slots();
@@ -427,6 +428,8 @@ void FullCodeGenerator::EmitReturnSequence() {
     Label check_exit_codesize;
     masm_->bind(&check_exit_codesize);
 #endif
+    Label exit_codesize;

[Jakob Kummerow, 2013/05/14 12:38:51]

I don't see what we need this label for.

[yurys, 2013/05/14 22:51:19]

Removed. Thanks.

+    masm_->bind(&exit_codesize);
     // Make sure that the constant pool is not emitted inside of the return
     // sequence.
     { Assembler::BlockConstPoolScope block_const_pool(masm_);
@@ -438,9 +441,11 @@ void FullCodeGenerator::EmitReturnSequence() {
       PredictableCodeSizeScope predictable(masm_, -1);
       __ RecordJSReturn();
       masm_->mov(sp, fp);
+      int no_frame_start = masm_->pc_offset();
       masm_->ldm(ia_w, sp, fp.bit() | lr.bit());
       masm_->add(sp, sp, Operand(sp_delta));
       masm_->Jump(lr);
+      info_->AddNoFrameRange(no_frame_start, masm_->pc_offset());
     }
 
 #ifdef DEBUG