Move spvBinaryToText into new disassembler file.

This begins the refactoring of the disassembler into
two parts: A binary decoder in binary.cpp, and an
event-driven converter to text in disassemble.cpp

CMakeLists.txt

@@ -118,6 +118,7 @@ set(SPIRV_SOURCES
   ${CMAKE_CURRENT_SOURCE_DIR}/source/validate.h
   ${CMAKE_CURRENT_SOURCE_DIR}/source/assembly_grammar.cpp
   ${CMAKE_CURRENT_SOURCE_DIR}/source/binary.cpp
+  ${CMAKE_CURRENT_SOURCE_DIR}/source/disassemble.cpp
   ${CMAKE_CURRENT_SOURCE_DIR}/source/diagnostic.cpp
   ${CMAKE_CURRENT_SOURCE_DIR}/source/endian.cpp
   ${CMAKE_CURRENT_SOURCE_DIR}/source/ext_inst.cpp

source/binary.cpp

@@ -501,17 +501,6 @@ spv_result_t spvBinaryDecodeOpcode(
   return SPV_SUCCESS;
 }
 
-spv_result_t spvBinaryToText(uint32_t* code, const uint64_t wordCount,
-                             const uint32_t options,
-                             const spv_opcode_table opcodeTable,
-                             const spv_operand_table operandTable,
-                             const spv_ext_inst_table extInstTable,
-                             spv_text* pText, spv_diagnostic* pDiagnostic) {
-  return spvBinaryToTextWithFormat(
-      code, wordCount, options, opcodeTable, operandTable, extInstTable,
-      SPV_ASSEMBLY_SYNTAX_FORMAT_DEFAULT, pText, pDiagnostic);
-}
-
 spv_result_t spvBinaryToTextWithFormat(
     uint32_t* code, const uint64_t wordCount, const uint32_t options,
     const spv_opcode_table opcodeTable, const spv_operand_table operandTable,

source/disassemble.cpp

@@ -0,0 +1,44 @@
+// Copyright (c) 2015 The Khronos Group Inc.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and/or associated documentation files (the
+// "Materials"), to deal in the Materials without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Materials, and to
+// permit persons to whom the Materials are furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Materials.
+//
+// MODIFICATIONS TO THIS FILE MAY MEAN IT NO LONGER ACCURATELY REFLECTS
+// KHRONOS STANDARDS. THE UNMODIFIED, NORMATIVE VERSIONS OF KHRONOS
+// SPECIFICATIONS AND HEADER INFORMATION ARE LOCATED AT
+//    https://www.khronos.org/registry/
+//
+// THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+// MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
+
+// This file contains a disassembler:  It converts a SPIR-V binary
+// to text.
+// TODO(dneto): Right now it's just a stub, but should evolve to using
+// the binary decoder in binary.cpp to semantically decompose the binary
+// for us.  All this module has to do is convert the result to text.
+
+#include "libspirv/libspirv.h"
+
+spv_result_t spvBinaryToText(uint32_t* code, const uint64_t wordCount,
+                             const uint32_t options,
+                             const spv_opcode_table opcodeTable,
+                             const spv_operand_table operandTable,
+                             const spv_ext_inst_table extInstTable,
+                             spv_text* pText, spv_diagnostic* pDiagnostic) {
+  return spvBinaryToTextWithFormat(
+      code, wordCount, options, opcodeTable, operandTable, extInstTable,
+      SPV_ASSEMBLY_SYNTAX_FORMAT_DEFAULT, pText, pDiagnostic);
+}