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Define the available flags.

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This commit is contained in:
Thomas Harte 2023-10-05 10:51:55 -04:00
parent 2d20175472
commit 7f6e3cf8b7
2 changed files with 63 additions and 0 deletions
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61
InstructionSets/x86/Status.hpp Normal file
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@ -0,0 +1,61 @@
//
// Status.hpp
// Clock Signal
//
// Created by Thomas Harte on 05/10/2023.
// Copyright © 2023 Thomas Harte. All rights reserved.
//
#ifndef InstructionSets_x86_Status_hpp
#define InstructionSets_x86_Status_hpp
namespace InstructionSet::x86 {
namespace ConditionCode {
//
// Standard flags.
//
static constexpr uint32_t Carry = 1 << 0;
static constexpr uint32_t Parity = 1 << 2;
static constexpr uint32_t AuxiliaryCarry = 1 << 4;
static constexpr uint32_t Zero = 1 << 6;
static constexpr uint32_t Sign = 1 << 7;
static constexpr uint32_t Trap = 1 << 8;
static constexpr uint32_t Interrupt = 1 << 9;
static constexpr uint32_t Direction = 1 << 10;
static constexpr uint32_t Overflow = 1 << 11;
//
// 80286+ additions.
//
static constexpr uint32_t IOPrivilege = (1 << 12) | (1 << 13);
static constexpr uint32_t NestedTask = 1 << 14;
//
// 16-bit protected mode flags.
//
static constexpr uint32_t ProtectionEnable = 1 << 16;
static constexpr uint32_t MonitorProcessorExtension = 1 << 17;
static constexpr uint32_t ProcessorExtensionExtension = 1 << 18;
static constexpr uint32_t TaskSwitch = 1 << 19;
//
// 32-bit protected mode flags.
//
static constexpr uint32_t Resume = 1 << 16;
static constexpr uint32_t VirtualMode = 1 << 17;
}
struct Status {
};
}
#endif /* InstructionSets_x86_Status_hpp */

2
OSBindings/Mac/Clock Signal.xcodeproj/project.pbxproj
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@ -1126,6 +1126,7 @@
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42437B342ACF02A9006DFED1 /* Status.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; path = Status.hpp; sourceTree = "<group>"; };
4281572E2AA0334300E16AA1 /* Carry.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; path = Carry.hpp; sourceTree = "<group>"; };
428168372A16C25C008ECD27 /* LineLayout.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; path = LineLayout.hpp; sourceTree = "<group>"; };
428168392A37AFB4008ECD27 /* DispatcherTests.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = DispatcherTests.mm; sourceTree = "<group>"; };
@ -4993,6 +4994,7 @@
4BEDA3B825B25563000C2DBD /* Decoder.hpp */,
4BEDA3DB25B2588F000C2DBD /* Instruction.hpp */,
4BE3C69527CBC540000EAD28 /* Model.hpp */,
42437B342ACF02A9006DFED1 /* Status.hpp */,
);
path = x86;
sourceTree = "<group>";