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Ayush RanjanandgVisor bot 27a81c303b Add support for parsing constants from NVIDIA driver in driver_ast_parser.
The `driver_ast_parser` tool is now able to parse constants alongside with
structs. This is done by adding a new `constants` field in the JSON input, and
a `constants` field in the JSON output. This will be used later to detect
changes in constants between driver versions.

Also, the parser's `structs` argument was renamed to `input` to account for
both structs and constants.

PiperOrigin-RevId: 792677998
2025-08-08 10:39:19 -07:00

49 lines
1.5 KiB
C++

// Copyright 2024 The gVisor Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// This is a test file for the driver_ast_parser. It contains a simple struct
// definition that we can use to test the parser.
typedef int OtherInt;
typedef union {
int u_a;
int u_b;
} TestUnion;
typedef struct TestStruct {
int a;
int b;
struct {
OtherInt c;
OtherInt d;
} e[4];
TestUnion f;
} TestStruct;
typedef TestStruct TestStruct2;
#define CONSTANT_MACRO 0x1469
#define ADDITION_MACRO (CONSTANT_MACRO + 7)
#define UNSIGNED_HEX_MACRO 0x279U
#define PARENTHESIZED_HEX_MACRO (0x000050a0) /* Comment to test parsing */
#define FUNCTION_MACRO(i) i
#define USES_FUNCTION_MACRO FUNCTION_MACRO(1)
const unsigned int VAR_CONSTANT_MACRO = CONSTANT_MACRO;
const unsigned int VAR_ADDITION_MACRO = ADDITION_MACRO;
const unsigned int VAR_UNSIGNED_HEX_MACRO = UNSIGNED_HEX_MACRO;
const unsigned int VAR_PARENTHESIZED_HEX_MACRO = PARENTHESIZED_HEX_MACRO;
const unsigned int VAR_USES_FUNCTION_MACRO = USES_FUNCTION_MACRO;