| Index: src/ia32/assembler-ia32.cc
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| ===================================================================
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| --- src/ia32/assembler-ia32.cc	(revision 3798)
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| +++ src/ia32/assembler-ia32.cc	(working copy)
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| @@ -267,7 +267,7 @@
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|  }
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|  
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|  // -----------------------------------------------------------------------------
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| -// Implementation of Assembler
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| +// Implementation of Assembler.
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|  
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|  // Emit a single byte. Must always be inlined.
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|  #define EMIT(x)                                 \
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| @@ -278,12 +278,12 @@
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|  static void InitCoverageLog();
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|  #endif
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|  
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| -// spare_buffer_
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| +// Spare buffer.
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|  byte* Assembler::spare_buffer_ = NULL;
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|  
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|  Assembler::Assembler(void* buffer, int buffer_size) {
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|    if (buffer == NULL) {
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| -    // do our own buffer management
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| +    // Do our own buffer management.
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|      if (buffer_size <= kMinimalBufferSize) {
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|        buffer_size = kMinimalBufferSize;
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|  
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| @@ -300,7 +300,7 @@
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|      buffer_size_ = buffer_size;
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|      own_buffer_ = true;
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|    } else {
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| -    // use externally provided buffer instead
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| +    // Use externally provided buffer instead.
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|      ASSERT(buffer_size > 0);
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|      buffer_ = static_cast<byte*>(buffer);
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|      buffer_size_ = buffer_size;
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| @@ -316,7 +316,7 @@
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|    }
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|  #endif
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|  
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| -  // setup buffer pointers
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| +  // Setup buffer pointers.
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|    ASSERT(buffer_ != NULL);
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|    pc_ = buffer_;
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|    reloc_info_writer.Reposition(buffer_ + buffer_size, pc_);
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| @@ -344,11 +344,10 @@
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|  
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|  
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|  void Assembler::GetCode(CodeDesc* desc) {
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| -  // finalize code
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| -  // (at this point overflow() may be true, but the gap ensures that
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| -  // we are still not overlapping instructions and relocation info)
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| -  ASSERT(pc_ <= reloc_info_writer.pos());  // no overlap
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| -  // setup desc
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| +  // Finalize code (at this point overflow() may be true, but the gap ensures
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| +  // that we are still not overlapping instructions and relocation info).
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| +  ASSERT(pc_ <= reloc_info_writer.pos());  // No overlap.
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| +  // Setup code descriptor.
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|    desc->buffer = buffer_;
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|    desc->buffer_size = buffer_size_;
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|    desc->instr_size = pc_offset();
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| @@ -435,7 +434,7 @@
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|  void Assembler::pop(Register dst) {
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|    ASSERT(reloc_info_writer.last_pc() != NULL);
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|    if (FLAG_push_pop_elimination && (reloc_info_writer.last_pc() <= last_pc_)) {
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| -    // (last_pc_ != NULL) is rolled into the above check
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| +    // (last_pc_ != NULL) is rolled into the above check.
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|      // If a last_pc_ is set, we need to make sure that there has not been any
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|      // relocation information generated between the last instruction and this
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|      // pop instruction.
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| @@ -461,7 +460,7 @@
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|        return;
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|      } else if (instr == 0xff) {  // push of an operand, convert to a move
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|        byte op1 = last_pc_[1];
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| -      // Check if the operation is really a push
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| +      // Check if the operation is really a push.
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|        if ((op1 & 0x38) == (6 << 3)) {
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|          op1 = (op1 & ~0x38) | static_cast<byte>(dst.code() << 3);
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|          last_pc_[0] = 0x8b;
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| @@ -747,7 +746,7 @@
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|    ASSERT(CpuFeatures::IsEnabled(CMOV));
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|    EnsureSpace ensure_space(this);
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|    last_pc_ = pc_;
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| -  // Opcode: 0f 40 + cc /r
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| +  // Opcode: 0f 40 + cc /r.
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|    EMIT(0x0F);
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|    EMIT(0x40 + cc);
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|    emit_operand(dst, src);
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| @@ -765,7 +764,7 @@
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|  void Assembler::xchg(Register dst, Register src) {
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|    EnsureSpace ensure_space(this);
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|    last_pc_ = pc_;
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| -  if (src.is(eax) || dst.is(eax)) {  // Single-byte encoding
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| +  if (src.is(eax) || dst.is(eax)) {  // Single-byte encoding.
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|      EMIT(0x90 | (src.is(eax) ? dst.code() : src.code()));
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|    } else {
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|      EMIT(0x87);
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| @@ -1434,7 +1433,7 @@
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|        if (disp.type() == Displacement::UNCONDITIONAL_JUMP) {
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|          ASSERT(byte_at(fixup_pos - 1) == 0xE9);  // jmp expected
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|        }
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| -      // relative address, relative to point after address
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| +      // Relative address, relative to point after address.
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|        int imm32 = pos - (fixup_pos + sizeof(int32_t));
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|        long_at_put(fixup_pos, imm32);
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|      }
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| @@ -1449,7 +1448,7 @@
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|    last_pc_ = NULL;
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|    if (appendix->is_linked()) {
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|      if (L->is_linked()) {
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| -      // append appendix to L's list
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| +      // Append appendix to L's list.
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|        Label p;
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|        Label q = *L;
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|        do {
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| @@ -1462,7 +1461,7 @@
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|        disp_at_put(&p, disp);
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|        p.Unuse();  // to avoid assertion failure in ~Label
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|      } else {
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| -      // L is empty, simply use appendix
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| +      // L is empty, simply use appendix.
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|        *L = *appendix;
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|      }
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|    }
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| @@ -1485,11 +1484,11 @@
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|      const int long_size = 5;
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|      int offs = L->pos() - pc_offset();
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|      ASSERT(offs <= 0);
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| -    // 1110 1000 #32-bit disp
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| +    // 1110 1000 #32-bit disp.
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|      EMIT(0xE8);
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|      emit(offs - long_size);
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|    } else {
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| -    // 1110 1000 #32-bit disp
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| +    // 1110 1000 #32-bit disp.
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|      EMIT(0xE8);
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|      emit_disp(L, Displacement::OTHER);
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|    }
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| @@ -1532,16 +1531,16 @@
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|      int offs = L->pos() - pc_offset();
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|      ASSERT(offs <= 0);
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|      if (is_int8(offs - short_size)) {
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| -      // 1110 1011 #8-bit disp
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| +      // 1110 1011 #8-bit disp.
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|        EMIT(0xEB);
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|        EMIT((offs - short_size) & 0xFF);
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|      } else {
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| -      // 1110 1001 #32-bit disp
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| +      // 1110 1001 #32-bit disp.
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|        EMIT(0xE9);
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|        emit(offs - long_size);
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|      }
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|    } else {
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| -    // 1110 1001 #32-bit disp
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| +    // 1110 1001 #32-bit disp.
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|      EMIT(0xE9);
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|      emit_disp(L, Displacement::UNCONDITIONAL_JUMP);
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|    }
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| @@ -1611,7 +1610,7 @@
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|    last_pc_ = pc_;
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|    ASSERT((0 <= cc) && (cc < 16));
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|    if (FLAG_emit_branch_hints && hint != no_hint) EMIT(hint);
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| -  // 0000 1111 1000 tttn #32-bit disp
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| +  // 0000 1111 1000 tttn #32-bit disp.
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|    EMIT(0x0F);
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|    EMIT(0x80 | cc);
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|    emit(entry - (pc_ + sizeof(int32_t)), rmode);
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| @@ -1629,7 +1628,7 @@
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|  }
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|  
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|  
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| -// FPU instructions
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| +// FPU instructions.
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|  
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|  void Assembler::fld(int i) {
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|    EnsureSpace ensure_space(this);
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| @@ -2225,10 +2224,10 @@
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|  
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|  
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|  void Assembler::GrowBuffer() {
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| -  ASSERT(overflow());  // should not call this otherwise
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| +  ASSERT(overflow());
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|    if (!own_buffer_) FATAL("external code buffer is too small");
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|  
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| -  // compute new buffer size
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| +  // Compute new buffer size.
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|    CodeDesc desc;  // the new buffer
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|    if (buffer_size_ < 4*KB) {
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|      desc.buffer_size = 4*KB;
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| @@ -2242,7 +2241,7 @@
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|      V8::FatalProcessOutOfMemory("Assembler::GrowBuffer");
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|    }
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|  
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| -  // setup new buffer
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| +  // Setup new buffer.
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|    desc.buffer = NewArray<byte>(desc.buffer_size);
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|    desc.instr_size = pc_offset();
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|    desc.reloc_size = (buffer_ + buffer_size_) - (reloc_info_writer.pos());
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| @@ -2253,14 +2252,14 @@
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|    memset(desc.buffer, 0xCC, desc.buffer_size);
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|  #endif
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|  
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| -  // copy the data
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| +  // Copy the data.
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|    int pc_delta = desc.buffer - buffer_;
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|    int rc_delta = (desc.buffer + desc.buffer_size) - (buffer_ + buffer_size_);
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|    memmove(desc.buffer, buffer_, desc.instr_size);
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|    memmove(rc_delta + reloc_info_writer.pos(),
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|            reloc_info_writer.pos(), desc.reloc_size);
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|  
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| -  // switch buffers
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| +  // Switch buffers.
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|    if (spare_buffer_ == NULL && buffer_size_ == kMinimalBufferSize) {
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|      spare_buffer_ = buffer_;
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|    } else {
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| @@ -2275,7 +2274,7 @@
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|    reloc_info_writer.Reposition(reloc_info_writer.pos() + rc_delta,
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|                                 reloc_info_writer.last_pc() + pc_delta);
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|  
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| -  // relocate runtime entries
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| +  // Relocate runtime entries.
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|    for (RelocIterator it(desc); !it.done(); it.next()) {
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|      RelocInfo::Mode rmode = it.rinfo()->rmode();
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|      if (rmode == RelocInfo::RUNTIME_ENTRY) {
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| 
 |