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mirror of https://github.com/TomHarte/CLK.git synced 2024-11-19 23:32:28 +00:00

Define the available flags.

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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@ -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 */

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@ -1126,6 +1126,7 @@
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@ -4993,6 +4994,7 @@
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