[llvm] r269832 - [codeview] Macroify definition of bitwise operators for flags enums.
Zachary Turner via llvm-commits
llvm-commits at lists.llvm.org
Tue May 17 13:21:01 PDT 2016
Author: zturner
Date: Tue May 17 15:21:01 2016
New Revision: 269832
URL: http://llvm.org/viewvc/llvm-project?rev=269832&view=rev
Log:
[codeview] Macroify definition of bitwise operators for flags enums.
Modified:
llvm/trunk/include/llvm/DebugInfo/CodeView/CodeView.h
Modified: llvm/trunk/include/llvm/DebugInfo/CodeView/CodeView.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/DebugInfo/CodeView/CodeView.h?rev=269832&r1=269831&r2=269832&view=diff
==============================================================================
--- llvm/trunk/include/llvm/DebugInfo/CodeView/CodeView.h (original)
+++ llvm/trunk/include/llvm/DebugInfo/CodeView/CodeView.h Tue May 17 15:21:01 2016
@@ -11,10 +11,35 @@
#define LLVM_DEBUGINFO_CODEVIEW_CODEVIEW_H
#include <cinttypes>
+#include <type_traits>
namespace llvm {
namespace codeview {
+#define CV_DEFINE_ENUM_CLASS_FLAGS_OPERATORS(Class) \
+ inline Class operator|(Class a, Class b) { \
+ return static_cast<Class>( \
+ static_cast<std::underlying_type<Class>::type>(a) | \
+ static_cast<std::underlying_type<Class>::type>(b)); \
+ } \
+ inline Class operator&(Class a, Class b) { \
+ return static_cast<Class>( \
+ static_cast<std::underlying_type<Class>::type>(a) & \
+ static_cast<std::underlying_type<Class>::type>(b)); \
+ } \
+ inline Class operator~(Class a) { \
+ return static_cast<Class>( \
+ ~static_cast<std::underlying_type<Class>::type>(a)); \
+ } \
+ inline Class &operator|=(Class &a, Class b) { \
+ a = a | b; \
+ return a; \
+ } \
+ inline Class &operator&=(Class &a, Class b) { \
+ a = a & b; \
+ return a; \
+ }
+
/// These values correspond to the CV_CPU_TYPE_e enumeration, and are documented
/// here: https://msdn.microsoft.com/en-us/library/b2fc64ek.aspx
enum class CPUType : uint16_t {
@@ -149,20 +174,7 @@ enum class ClassOptions : uint16_t {
Sealed = 0x0400,
Intrinsic = 0x2000
};
-
-inline ClassOptions operator|(ClassOptions a, ClassOptions b) {
- return static_cast<ClassOptions>(static_cast<uint16_t>(a) |
- static_cast<uint16_t>(b));
-}
-
-inline ClassOptions operator&(ClassOptions a, ClassOptions b) {
- return static_cast<ClassOptions>(static_cast<uint16_t>(a) &
- static_cast<uint16_t>(b));
-}
-
-inline ClassOptions operator~(ClassOptions a) {
- return static_cast<ClassOptions>(~static_cast<uint16_t>(a));
-}
+CV_DEFINE_ENUM_CLASS_FLAGS_OPERATORS(ClassOptions)
enum class FrameProcedureOptions : uint32_t {
None = 0x00000000,
@@ -186,22 +198,7 @@ enum class FrameProcedureOptions : uint3
GuardCfg = 0x00200000,
GuardCfw = 0x00400000
};
-
-inline FrameProcedureOptions operator|(FrameProcedureOptions a,
- FrameProcedureOptions b) {
- return static_cast<FrameProcedureOptions>(static_cast<uint32_t>(a) |
- static_cast<uint32_t>(b));
-}
-
-inline FrameProcedureOptions operator&(FrameProcedureOptions a,
- FrameProcedureOptions b) {
- return static_cast<FrameProcedureOptions>(static_cast<uint32_t>(a) &
- static_cast<uint32_t>(b));
-}
-
-inline FrameProcedureOptions operator~(FrameProcedureOptions a) {
- return static_cast<FrameProcedureOptions>(~static_cast<uint32_t>(a));
-}
+CV_DEFINE_ENUM_CLASS_FLAGS_OPERATORS(FrameProcedureOptions)
enum class FunctionOptions : uint8_t {
None = 0x00,
@@ -209,20 +206,7 @@ enum class FunctionOptions : uint8_t {
Constructor = 0x02,
ConstructorWithVirtualBases = 0x04
};
-
-inline FunctionOptions operator|(FunctionOptions a, FunctionOptions b) {
- return static_cast<FunctionOptions>(static_cast<uint8_t>(a) |
- static_cast<uint8_t>(b));
-}
-
-inline FunctionOptions operator&(FunctionOptions a, FunctionOptions b) {
- return static_cast<FunctionOptions>(static_cast<uint8_t>(a) &
- static_cast<uint8_t>(b));
-}
-
-inline FunctionOptions operator~(FunctionOptions a) {
- return static_cast<FunctionOptions>(~static_cast<uint8_t>(a));
-}
+CV_DEFINE_ENUM_CLASS_FLAGS_OPERATORS(FunctionOptions)
enum class HfaKind : uint8_t {
None = 0x00,
@@ -261,20 +245,7 @@ enum class MethodOptions : uint16_t {
CompilerGenerated = 0x0100,
Sealed = 0x0200
};
-
-inline MethodOptions operator|(MethodOptions a, MethodOptions b) {
- return static_cast<MethodOptions>(static_cast<uint16_t>(a) |
- static_cast<uint16_t>(b));
-}
-
-inline MethodOptions operator&(MethodOptions a, MethodOptions b) {
- return static_cast<MethodOptions>(static_cast<uint16_t>(a) &
- static_cast<uint16_t>(b));
-}
-
-inline MethodOptions operator~(MethodOptions a) {
- return static_cast<MethodOptions>(~static_cast<uint16_t>(a));
-}
+CV_DEFINE_ENUM_CLASS_FLAGS_OPERATORS(MethodOptions)
/// Equivalent to CV_modifier_t.
enum class ModifierOptions : uint16_t {
@@ -283,20 +254,7 @@ enum class ModifierOptions : uint16_t {
Volatile = 0x0002,
Unaligned = 0x0004
};
-
-inline ModifierOptions operator|(ModifierOptions a, ModifierOptions b) {
- return static_cast<ModifierOptions>(static_cast<uint16_t>(a) |
- static_cast<uint16_t>(b));
-}
-
-inline ModifierOptions operator&(ModifierOptions a, ModifierOptions b) {
- return static_cast<ModifierOptions>(static_cast<uint16_t>(a) &
- static_cast<uint16_t>(b));
-}
-
-inline ModifierOptions operator~(ModifierOptions a) {
- return static_cast<ModifierOptions>(~static_cast<uint16_t>(a));
-}
+CV_DEFINE_ENUM_CLASS_FLAGS_OPERATORS(ModifierOptions)
enum class ModuleSubstreamKind : uint32_t {
Symbols = 0xf1,
@@ -353,20 +311,7 @@ enum class PointerOptions : uint32_t {
Restrict = 0x00001000,
WinRTSmartPointer = 0x00080000
};
-
-inline PointerOptions operator|(PointerOptions a, PointerOptions b) {
- return static_cast<PointerOptions>(static_cast<uint16_t>(a) |
- static_cast<uint16_t>(b));
-}
-
-inline PointerOptions operator&(PointerOptions a, PointerOptions b) {
- return static_cast<PointerOptions>(static_cast<uint16_t>(a) &
- static_cast<uint16_t>(b));
-}
-
-inline PointerOptions operator~(PointerOptions a) {
- return static_cast<PointerOptions>(~static_cast<uint16_t>(a));
-}
+CV_DEFINE_ENUM_CLASS_FLAGS_OPERATORS(PointerOptions)
/// Equivalent to CV_pmtype_e.
enum class PointerToMemberRepresentation : uint16_t {
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