/*
Copyright (C) 2018-2019 de4dot@gmail.com

Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:

The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/

#if !NO_ENCODER
using System;
using Iced.Intel;
using Xunit;

namespace Iced.UnitTests.Intel.EncoderTests {
	public sealed class BlockEncoderTest64_br8 : BlockEncoderTest {
		const int bitness = 64;
		const ulong origRip = 0x8000;
		const ulong newRip = 0x8000000000000000;

		[Fact]
		void Br8_fwd() {
			var originalData = new byte[] {
				/*0000*/ 0xB0, 0x00,// mov al,0
				/*0002*/ 0xE2, 0x22,// loop 0000000000008026h
				/*0004*/ 0xB0, 0x01,// mov al,1
				/*0006*/ 0x67, 0xE2, 0x1D,// loopd 0000000000008026h
				/*0009*/ 0xB0, 0x02,// mov al,2
				/*000B*/ 0xE1, 0x19,// loope 0000000000008026h
				/*000D*/ 0xB0, 0x03,// mov al,3
				/*000F*/ 0x67, 0xE1, 0x14,// looped 0000000000008026h
				/*0012*/ 0xB0, 0x04,// mov al,4
				/*0014*/ 0xE0, 0x10,// loopne 0000000000008026h
				/*0016*/ 0xB0, 0x05,// mov al,5
				/*0018*/ 0x67, 0xE0, 0x0B,// loopned 0000000000008026h
				/*001B*/ 0xB0, 0x06,// mov al,6
				/*001D*/ 0x67, 0xE3, 0x06,// jecxz 0000000000008026h
				/*0020*/ 0xB0, 0x07,// mov al,7
				/*0022*/ 0xE3, 0x02,// jrcxz 0000000000008026h
				/*0024*/ 0xB0, 0x08,// mov al,8
				/*0026*/ 0x90,// nop
			};
			var newData = new byte[] {
				/*0000*/ 0xB0, 0x00,// mov al,0
				/*0002*/ 0xE2, 0x22,// loop 8000000000000026h
				/*0004*/ 0xB0, 0x01,// mov al,1
				/*0006*/ 0x67, 0xE2, 0x1D,// loopd 8000000000000026h
				/*0009*/ 0xB0, 0x02,// mov al,2
				/*000B*/ 0xE1, 0x19,// loope 8000000000000026h
				/*000D*/ 0xB0, 0x03,// mov al,3
				/*000F*/ 0x67, 0xE1, 0x14,// looped 8000000000000026h
				/*0012*/ 0xB0, 0x04,// mov al,4
				/*0014*/ 0xE0, 0x10,// loopne 8000000000000026h
				/*0016*/ 0xB0, 0x05,// mov al,5
				/*0018*/ 0x67, 0xE0, 0x0B,// loopned 8000000000000026h
				/*001B*/ 0xB0, 0x06,// mov al,6
				/*001D*/ 0x67, 0xE3, 0x06,// jecxz 8000000000000026h
				/*0020*/ 0xB0, 0x07,// mov al,7
				/*0022*/ 0xE3, 0x02,// jrcxz 8000000000000026h
				/*0024*/ 0xB0, 0x08,// mov al,8
				/*0026*/ 0x90,// nop
			};
			var expectedInstructionOffsets = new uint[] {
				0x0000,
				0x0002,
				0x0004,
				0x0006,
				0x0009,
				0x000B,
				0x000D,
				0x000F,
				0x0012,
				0x0014,
				0x0016,
				0x0018,
				0x001B,
				0x001D,
				0x0020,
				0x0022,
				0x0024,
				0x0026,
			};
			var expectedRelocInfos = Array.Empty<RelocInfo>();
			const BlockEncoderOptions options = BlockEncoderOptions.None;
			EncodeBase(bitness, origRip, originalData, newRip, newData, options, decoderOptions, expectedInstructionOffsets, expectedRelocInfos);
		}

		[Fact]
		void Br8_bwd() {
			var originalData = new byte[] {
				/*0000*/ 0x90,// nop
				/*0001*/ 0xB0, 0x00,// mov al,0
				/*0003*/ 0xE2, 0xFB,// loop 0000000000008000h
				/*0005*/ 0xB0, 0x01,// mov al,1
				/*0007*/ 0x67, 0xE2, 0xF6,// loopd 0000000000008000h
				/*000A*/ 0xB0, 0x02,// mov al,2
				/*000C*/ 0xE1, 0xF2,// loope 0000000000008000h
				/*000E*/ 0xB0, 0x03,// mov al,3
				/*0010*/ 0x67, 0xE1, 0xED,// looped 0000000000008000h
				/*0013*/ 0xB0, 0x04,// mov al,4
				/*0015*/ 0xE0, 0xE9,// loopne 0000000000008000h
				/*0017*/ 0xB0, 0x05,// mov al,5
				/*0019*/ 0x67, 0xE0, 0xE4,// loopned 0000000000008000h
				/*001C*/ 0xB0, 0x06,// mov al,6
				/*001E*/ 0x67, 0xE3, 0xDF,// jecxz 0000000000008000h
				/*0021*/ 0xB0, 0x07,// mov al,7
				/*0023*/ 0xE3, 0xDB,// jrcxz 0000000000008000h
				/*0025*/ 0xB0, 0x08,// mov al,8
			};
			var newData = new byte[] {
				/*0000*/ 0x90,// nop
				/*0001*/ 0xB0, 0x00,// mov al,0
				/*0003*/ 0xE2, 0xFB,// loop 8000000000000000h
				/*0005*/ 0xB0, 0x01,// mov al,1
				/*0007*/ 0x67, 0xE2, 0xF6,// loopd 8000000000000000h
				/*000A*/ 0xB0, 0x02,// mov al,2
				/*000C*/ 0xE1, 0xF2,// loope 8000000000000000h
				/*000E*/ 0xB0, 0x03,// mov al,3
				/*0010*/ 0x67, 0xE1, 0xED,// looped 8000000000000000h
				/*0013*/ 0xB0, 0x04,// mov al,4
				/*0015*/ 0xE0, 0xE9,// loopne 8000000000000000h
				/*0017*/ 0xB0, 0x05,// mov al,5
				/*0019*/ 0x67, 0xE0, 0xE4,// loopned 8000000000000000h
				/*001C*/ 0xB0, 0x06,// mov al,6
				/*001E*/ 0x67, 0xE3, 0xDF,// jecxz 8000000000000000h
				/*0021*/ 0xB0, 0x07,// mov al,7
				/*0023*/ 0xE3, 0xDB,// jrcxz 8000000000000000h
				/*0025*/ 0xB0, 0x08,// mov al,8
			};
			var expectedInstructionOffsets = new uint[] {
				0x0000,
				0x0001,
				0x0003,
				0x0005,
				0x0007,
				0x000A,
				0x000C,
				0x000E,
				0x0010,
				0x0013,
				0x0015,
				0x0017,
				0x0019,
				0x001C,
				0x001E,
				0x0021,
				0x0023,
				0x0025,
			};
			var expectedRelocInfos = Array.Empty<RelocInfo>();
			const BlockEncoderOptions options = BlockEncoderOptions.None;
			EncodeBase(bitness, origRip, originalData, newRip, newData, options, decoderOptions, expectedInstructionOffsets, expectedRelocInfos);
		}

		[Fact]
		void Br8_short_other_short() {
			var originalData = new byte[] {
				/*0000*/ 0xB0, 0x00,// mov al,0
				/*0002*/ 0xE2, 0x22,// loop 0000000000008026h
				/*0004*/ 0xB0, 0x01,// mov al,1
				/*0006*/ 0x67, 0xE2, 0x1D,// loopd 0000000000008026h
				/*0009*/ 0xB0, 0x02,// mov al,2
				/*000B*/ 0xE1, 0x19,// loope 0000000000008026h
				/*000D*/ 0xB0, 0x03,// mov al,3
				/*000F*/ 0x67, 0xE1, 0x14,// looped 0000000000008026h
				/*0012*/ 0xB0, 0x04,// mov al,4
				/*0014*/ 0xE0, 0x10,// loopne 0000000000008026h
				/*0016*/ 0xB0, 0x05,// mov al,5
				/*0018*/ 0x67, 0xE0, 0x0B,// loopned 0000000000008026h
				/*001B*/ 0xB0, 0x06,// mov al,6
				/*001D*/ 0x67, 0xE3, 0x06,// jecxz 0000000000008026h
				/*0020*/ 0xB0, 0x07,// mov al,7
				/*0022*/ 0xE3, 0x02,// jrcxz 0000000000008026h
				/*0024*/ 0xB0, 0x08,// mov al,8
			};
			var newData = new byte[] {
				/*0000*/ 0xB0, 0x00,// mov al,0
				/*0002*/ 0xE2, 0x23,// loop 0000000000008026h
				/*0004*/ 0xB0, 0x01,// mov al,1
				/*0006*/ 0x67, 0xE2, 0x1E,// loopd 0000000000008026h
				/*0009*/ 0xB0, 0x02,// mov al,2
				/*000B*/ 0xE1, 0x1A,// loope 0000000000008026h
				/*000D*/ 0xB0, 0x03,// mov al,3
				/*000F*/ 0x67, 0xE1, 0x15,// looped 0000000000008026h
				/*0012*/ 0xB0, 0x04,// mov al,4
				/*0014*/ 0xE0, 0x11,// loopne 0000000000008026h
				/*0016*/ 0xB0, 0x05,// mov al,5
				/*0018*/ 0x67, 0xE0, 0x0C,// loopned 0000000000008026h
				/*001B*/ 0xB0, 0x06,// mov al,6
				/*001D*/ 0x67, 0xE3, 0x07,// jecxz 0000000000008026h
				/*0020*/ 0xB0, 0x07,// mov al,7
				/*0022*/ 0xE3, 0x03,// jrcxz 0000000000008026h
				/*0024*/ 0xB0, 0x08,// mov al,8
			};
			var expectedInstructionOffsets = new uint[] {
				0x0000,
				0x0002,
				0x0004,
				0x0006,
				0x0009,
				0x000B,
				0x000D,
				0x000F,
				0x0012,
				0x0014,
				0x0016,
				0x0018,
				0x001B,
				0x001D,
				0x0020,
				0x0022,
				0x0024,
			};
			var expectedRelocInfos = Array.Empty<RelocInfo>();
			const BlockEncoderOptions options = BlockEncoderOptions.None;
			EncodeBase(bitness, origRip, originalData, origRip - 1, newData, options, decoderOptions, expectedInstructionOffsets, expectedRelocInfos);
		}

		[Fact]
		void Br8_short_other_near() {
			var originalData = new byte[] {
				/*0000*/ 0xB0, 0x00,// mov al,0
				/*0002*/ 0xE2, 0x22,// loop 0000000000008026h
				/*0004*/ 0xB0, 0x01,// mov al,1
				/*0006*/ 0x67, 0xE2, 0x1E,// loopd 0000000000008027h
				/*0009*/ 0xB0, 0x02,// mov al,2
				/*000B*/ 0xE1, 0x1B,// loope 0000000000008028h
				/*000D*/ 0xB0, 0x03,// mov al,3
				/*000F*/ 0x67, 0xE1, 0x17,// looped 0000000000008029h
				/*0012*/ 0xB0, 0x04,// mov al,4
				/*0014*/ 0xE0, 0x14,// loopne 000000000000802Ah
				/*0016*/ 0xB0, 0x05,// mov al,5
				/*0018*/ 0x67, 0xE0, 0x10,// loopned 000000000000802Bh
				/*001B*/ 0xB0, 0x06,// mov al,6
				/*001D*/ 0x67, 0xE3, 0x0C,// jecxz 000000000000802Ch
				/*0020*/ 0xB0, 0x07,// mov al,7
				/*0022*/ 0xE3, 0x09,// jrcxz 000000000000802Dh
				/*0024*/ 0xB0, 0x08,// mov al,8
			};
			var newData = new byte[] {
				/*0000*/ 0xB0, 0x00,// mov al,0
				/*0002*/ 0xE2, 0x02,// loop 0000000000009006h
				/*0004*/ 0xEB, 0x05,// jmp short 000000000000900Bh
				/*0006*/ 0xE9, 0x1B, 0xF0, 0xFF, 0xFF,// jmp near ptr 0000000000008026h
				/*000B*/ 0xB0, 0x01,// mov al,1
				/*000D*/ 0x67, 0xE2, 0x02,// loopd 0000000000009012h
				/*0010*/ 0xEB, 0x05,// jmp short 0000000000009017h
				/*0012*/ 0xE9, 0x10, 0xF0, 0xFF, 0xFF,// jmp near ptr 0000000000008027h
				/*0017*/ 0xB0, 0x02,// mov al,2
				/*0019*/ 0xE1, 0x02,// loope 000000000000901Dh
				/*001B*/ 0xEB, 0x05,// jmp short 0000000000009022h
				/*001D*/ 0xE9, 0x06, 0xF0, 0xFF, 0xFF,// jmp near ptr 0000000000008028h
				/*0022*/ 0xB0, 0x03,// mov al,3
				/*0024*/ 0x67, 0xE1, 0x02,// looped 0000000000009029h
				/*0027*/ 0xEB, 0x05,// jmp short 000000000000902Eh
				/*0029*/ 0xE9, 0xFB, 0xEF, 0xFF, 0xFF,// jmp near ptr 0000000000008029h
				/*002E*/ 0xB0, 0x04,// mov al,4
				/*0030*/ 0xE0, 0x02,// loopne 0000000000009034h
				/*0032*/ 0xEB, 0x05,// jmp short 0000000000009039h
				/*0034*/ 0xE9, 0xF1, 0xEF, 0xFF, 0xFF,// jmp near ptr 000000000000802Ah
				/*0039*/ 0xB0, 0x05,// mov al,5
				/*003B*/ 0x67, 0xE0, 0x02,// loopned 0000000000009040h
				/*003E*/ 0xEB, 0x05,// jmp short 0000000000009045h
				/*0040*/ 0xE9, 0xE6, 0xEF, 0xFF, 0xFF,// jmp near ptr 000000000000802Bh
				/*0045*/ 0xB0, 0x06,// mov al,6
				/*0047*/ 0x67, 0xE3, 0x02,// jecxz 000000000000904Ch
				/*004A*/ 0xEB, 0x05,// jmp short 0000000000009051h
				/*004C*/ 0xE9, 0xDB, 0xEF, 0xFF, 0xFF,// jmp near ptr 000000000000802Ch
				/*0051*/ 0xB0, 0x07,// mov al,7
				/*0053*/ 0xE3, 0x02,// jrcxz 0000000000009057h
				/*0055*/ 0xEB, 0x05,// jmp short 000000000000905Ch
				/*0057*/ 0xE9, 0xD1, 0xEF, 0xFF, 0xFF,// jmp near ptr 000000000000802Dh
				/*005C*/ 0xB0, 0x08,// mov al,8
			};
			var expectedInstructionOffsets = new uint[] {
				0x0000,
				uint.MaxValue,
				0x000B,
				uint.MaxValue,
				0x0017,
				uint.MaxValue,
				0x0022,
				uint.MaxValue,
				0x002E,
				uint.MaxValue,
				0x0039,
				uint.MaxValue,
				0x0045,
				uint.MaxValue,
				0x0051,
				uint.MaxValue,
				0x005C,
			};
			var expectedRelocInfos = Array.Empty<RelocInfo>();
			const BlockEncoderOptions options = BlockEncoderOptions.None;
			EncodeBase(bitness, origRip, originalData, origRip + 0x1000, newData, options, decoderOptions, expectedInstructionOffsets, expectedRelocInfos);
		}

		[Fact]
		void Br8_short_other_long() {
			var originalData = new byte[] {
				/*0000*/ 0xB0, 0x00,// mov al,0
				/*0002*/ 0xE2, 0x22,// loop 123456789ABCDE26h
				/*0004*/ 0xB0, 0x01,// mov al,1
				/*0006*/ 0x67, 0xE2, 0x1E,// loopd 123456789ABCDE27h
				/*0009*/ 0xB0, 0x02,// mov al,2
				/*000B*/ 0xE1, 0x1B,// loope 123456789ABCDE28h
				/*000D*/ 0xB0, 0x03,// mov al,3
				/*000F*/ 0x67, 0xE1, 0x17,// looped 123456789ABCDE29h
				/*0012*/ 0xB0, 0x04,// mov al,4
				/*0014*/ 0xE0, 0x14,// loopne 123456789ABCDE2Ah
				/*0016*/ 0xB0, 0x05,// mov al,5
				/*0018*/ 0x67, 0xE0, 0x10,// loopned 123456789ABCDE2Bh
				/*001B*/ 0xB0, 0x06,// mov al,6
				/*001D*/ 0x67, 0xE3, 0x0C,// jecxz 123456789ABCDE2Ch
				/*0020*/ 0xB0, 0x07,// mov al,7
				/*0022*/ 0xE3, 0x09,// jrcxz 123456789ABCDE2Dh
				/*0024*/ 0xB0, 0x08,// mov al,8
			};
			var newData = new byte[] {
				/*0000*/ 0xB0, 0x00,// mov al,0
				/*0002*/ 0xE2, 0x02,// loop 8000000000000006h
				/*0004*/ 0xEB, 0x06,// jmp short 800000000000000Ch
				/*0006*/ 0xFF, 0x25, 0x5C, 0x00, 0x00, 0x00,// jmp qword ptr [8000000000000068h]
				/*000C*/ 0xB0, 0x01,// mov al,1
				/*000E*/ 0x67, 0xE2, 0x02,// loopd 8000000000000013h
				/*0011*/ 0xEB, 0x06,// jmp short 8000000000000019h
				/*0013*/ 0xFF, 0x25, 0x57, 0x00, 0x00, 0x00,// jmp qword ptr [8000000000000070h]
				/*0019*/ 0xB0, 0x02,// mov al,2
				/*001B*/ 0xE1, 0x02,// loope 800000000000001Fh
				/*001D*/ 0xEB, 0x06,// jmp short 8000000000000025h
				/*001F*/ 0xFF, 0x25, 0x53, 0x00, 0x00, 0x00,// jmp qword ptr [8000000000000078h]
				/*0025*/ 0xB0, 0x03,// mov al,3
				/*0027*/ 0x67, 0xE1, 0x02,// looped 800000000000002Ch
				/*002A*/ 0xEB, 0x06,// jmp short 8000000000000032h
				/*002C*/ 0xFF, 0x25, 0x4E, 0x00, 0x00, 0x00,// jmp qword ptr [8000000000000080h]
				/*0032*/ 0xB0, 0x04,// mov al,4
				/*0034*/ 0xE0, 0x02,// loopne 8000000000000038h
				/*0036*/ 0xEB, 0x06,// jmp short 800000000000003Eh
				/*0038*/ 0xFF, 0x25, 0x4A, 0x00, 0x00, 0x00,// jmp qword ptr [8000000000000088h]
				/*003E*/ 0xB0, 0x05,// mov al,5
				/*0040*/ 0x67, 0xE0, 0x02,// loopned 8000000000000045h
				/*0043*/ 0xEB, 0x06,// jmp short 800000000000004Bh
				/*0045*/ 0xFF, 0x25, 0x45, 0x00, 0x00, 0x00,// jmp qword ptr [8000000000000090h]
				/*004B*/ 0xB0, 0x06,// mov al,6
				/*004D*/ 0x67, 0xE3, 0x02,// jecxz 8000000000000052h
				/*0050*/ 0xEB, 0x06,// jmp short 8000000000000058h
				/*0052*/ 0xFF, 0x25, 0x40, 0x00, 0x00, 0x00,// jmp qword ptr [8000000000000098h]
				/*0058*/ 0xB0, 0x07,// mov al,7
				/*005A*/ 0xE3, 0x02,// jrcxz 800000000000005Eh
				/*005C*/ 0xEB, 0x06,// jmp short 8000000000000064h
				/*005E*/ 0xFF, 0x25, 0x3C, 0x00, 0x00, 0x00,// jmp qword ptr [80000000000000A0h]
				/*0064*/ 0xB0, 0x08,// mov al,8
				/*0066*/ 0xCC, 0xCC,
				/*0068*/ 0x26, 0xDE, 0xBC, 0x9A, 0x78, 0x56, 0x34, 0x12,
				/*0070*/ 0x27, 0xDE, 0xBC, 0x9A, 0x78, 0x56, 0x34, 0x12,
				/*0078*/ 0x28, 0xDE, 0xBC, 0x9A, 0x78, 0x56, 0x34, 0x12,
				/*0080*/ 0x29, 0xDE, 0xBC, 0x9A, 0x78, 0x56, 0x34, 0x12,
				/*0088*/ 0x2A, 0xDE, 0xBC, 0x9A, 0x78, 0x56, 0x34, 0x12,
				/*0090*/ 0x2B, 0xDE, 0xBC, 0x9A, 0x78, 0x56, 0x34, 0x12,
				/*0098*/ 0x2C, 0xDE, 0xBC, 0x9A, 0x78, 0x56, 0x34, 0x12,
				/*00A0*/ 0x2D, 0xDE, 0xBC, 0x9A, 0x78, 0x56, 0x34, 0x12,
			};
			var expectedInstructionOffsets = new uint[] {
				0x0000,
				uint.MaxValue,
				0x000C,
				uint.MaxValue,
				0x0019,
				uint.MaxValue,
				0x0025,
				uint.MaxValue,
				0x0032,
				uint.MaxValue,
				0x003E,
				uint.MaxValue,
				0x004B,
				uint.MaxValue,
				0x0058,
				uint.MaxValue,
				0x0064,
			};
			var expectedRelocInfos = new RelocInfo[] {
				new RelocInfo(RelocKind.Offset64, 0x8000000000000068),
				new RelocInfo(RelocKind.Offset64, 0x8000000000000070),
				new RelocInfo(RelocKind.Offset64, 0x8000000000000078),
				new RelocInfo(RelocKind.Offset64, 0x8000000000000080),
				new RelocInfo(RelocKind.Offset64, 0x8000000000000088),
				new RelocInfo(RelocKind.Offset64, 0x8000000000000090),
				new RelocInfo(RelocKind.Offset64, 0x8000000000000098),
				new RelocInfo(RelocKind.Offset64, 0x80000000000000A0),
			};
			const BlockEncoderOptions options = BlockEncoderOptions.None;
			const ulong origRip = 0x123456789ABCDE00;
			EncodeBase(bitness, origRip, originalData, newRip, newData, options, decoderOptions, expectedInstructionOffsets, expectedRelocInfos);
		}
	}
}
#endif