source/text.h

   1 // Copyright (c) 2015-2016 The Khronos Group Inc.
   2 //
   3 // Licensed under the Apache License, Version 2.0 (the "License");
   4 // you may not use this file except in compliance with the License.
   5 // You may obtain a copy of the License at
   6 //
   7 //     http://www.apache.org/licenses/LICENSE-2.0
   8 //
   9 // Unless required by applicable law or agreed to in writing, software
  10 // distributed under the License is distributed on an "AS IS" BASIS,
  11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 // See the License for the specific language governing permissions and
  13 // limitations under the License.
  14
  15 #ifndef SOURCE_TEXT_H_
  16 #define SOURCE_TEXT_H_
  17
  18 #include <string>
  19
  20 #include "source/operand.h"
  21 #include "source/spirv_constant.h"
  22 #include "spirv-tools/libspirv.h"
  23
  24 typedef enum spv_literal_type_t {
  25   SPV_LITERAL_TYPE_INT_32,
  26   SPV_LITERAL_TYPE_INT_64,
  27   SPV_LITERAL_TYPE_UINT_32,
  28   SPV_LITERAL_TYPE_UINT_64,
  29   SPV_LITERAL_TYPE_FLOAT_32,
  30   SPV_LITERAL_TYPE_FLOAT_64,
  31   SPV_LITERAL_TYPE_STRING,
  32   SPV_FORCE_32_BIT_ENUM(spv_literal_type_t)
  33 } spv_literal_type_t;
  34
  35 typedef struct spv_literal_t {
  36   spv_literal_type_t type;
  37   union value_t {
  38     int32_t i32;
  39     int64_t i64;
  40     uint32_t u32;
  41     uint64_t u64;
  42     float f;
  43     double d;
  44   } value;
  45   std::string str;  // Special field for literal string.
  46 } spv_literal_t;
  47
  48 // Converts the given text string to a number/string literal and writes the
  49 // result to *literal. String literals must be surrounded by double-quotes ("),
  50 // which are then stripped.
  51 spv_result_t spvTextToLiteral(const char* text, spv_literal_t* literal);
  52
  53 #endif  // SOURCE_TEXT_H_