mirror of https://github.com/icedland/iced.git
382 lines
12 KiB
C#
382 lines
12 KiB
C#
/*
|
|
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 BlockEncoderTest16_br8 : BlockEncoderTest {
|
|
const int bitness = 16;
|
|
const ulong origRip = 0x8000;
|
|
const ulong newRip = 0xF000;
|
|
|
|
[Fact]
|
|
void Br8_fwd() {
|
|
var originalData = new byte[] {
|
|
/*0000*/ 0xB0, 0x00,// mov al,0
|
|
/*0002*/ 0xE2, 0x22,// loop 8026h
|
|
/*0004*/ 0xB0, 0x01,// mov al,1
|
|
/*0006*/ 0x67, 0xE2, 0x1D,// loop 8026h
|
|
/*0009*/ 0xB0, 0x02,// mov al,2
|
|
/*000B*/ 0xE1, 0x19,// loope 8026h
|
|
/*000D*/ 0xB0, 0x03,// mov al,3
|
|
/*000F*/ 0x67, 0xE1, 0x14,// loope 8026h
|
|
/*0012*/ 0xB0, 0x04,// mov al,4
|
|
/*0014*/ 0xE0, 0x10,// loopne 8026h
|
|
/*0016*/ 0xB0, 0x05,// mov al,5
|
|
/*0018*/ 0x67, 0xE0, 0x0B,// loopne 8026h
|
|
/*001B*/ 0xB0, 0x06,// mov al,6
|
|
/*001D*/ 0x67, 0xE3, 0x06,// jecxz 8026h
|
|
/*0020*/ 0xB0, 0x07,// mov al,7
|
|
/*0022*/ 0xE3, 0x02,// jcxz 8026h
|
|
/*0024*/ 0xB0, 0x08,// mov al,8
|
|
/*0026*/ 0x90,// nop
|
|
};
|
|
var newData = new byte[] {
|
|
/*0000*/ 0xB0, 0x00,// mov al,0
|
|
/*0002*/ 0xE2, 0x22,// loop 0F026h
|
|
/*0004*/ 0xB0, 0x01,// mov al,1
|
|
/*0006*/ 0x67, 0xE2, 0x1D,// loop 0F026h
|
|
/*0009*/ 0xB0, 0x02,// mov al,2
|
|
/*000B*/ 0xE1, 0x19,// loope 0F026h
|
|
/*000D*/ 0xB0, 0x03,// mov al,3
|
|
/*000F*/ 0x67, 0xE1, 0x14,// loope 0F026h
|
|
/*0012*/ 0xB0, 0x04,// mov al,4
|
|
/*0014*/ 0xE0, 0x10,// loopne 0F026h
|
|
/*0016*/ 0xB0, 0x05,// mov al,5
|
|
/*0018*/ 0x67, 0xE0, 0x0B,// loopne 0F026h
|
|
/*001B*/ 0xB0, 0x06,// mov al,6
|
|
/*001D*/ 0x67, 0xE3, 0x06,// jecxz 0F026h
|
|
/*0020*/ 0xB0, 0x07,// mov al,7
|
|
/*0022*/ 0xE3, 0x02,// jcxz 0F026h
|
|
/*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 8000h
|
|
/*0005*/ 0xB0, 0x01,// mov al,1
|
|
/*0007*/ 0x67, 0xE2, 0xF6,// loop 8000h
|
|
/*000A*/ 0xB0, 0x02,// mov al,2
|
|
/*000C*/ 0xE1, 0xF2,// loope 8000h
|
|
/*000E*/ 0xB0, 0x03,// mov al,3
|
|
/*0010*/ 0x67, 0xE1, 0xED,// loope 8000h
|
|
/*0013*/ 0xB0, 0x04,// mov al,4
|
|
/*0015*/ 0xE0, 0xE9,// loopne 8000h
|
|
/*0017*/ 0xB0, 0x05,// mov al,5
|
|
/*0019*/ 0x67, 0xE0, 0xE4,// loopne 8000h
|
|
/*001C*/ 0xB0, 0x06,// mov al,6
|
|
/*001E*/ 0x67, 0xE3, 0xDF,// jecxz 8000h
|
|
/*0021*/ 0xB0, 0x07,// mov al,7
|
|
/*0023*/ 0xE3, 0xDB,// jcxz 8000h
|
|
/*0025*/ 0xB0, 0x08,// mov al,8
|
|
};
|
|
var newData = new byte[] {
|
|
/*0000*/ 0x90,// nop
|
|
/*0001*/ 0xB0, 0x00,// mov al,0
|
|
/*0003*/ 0xE2, 0xFB,// loop 0F000h
|
|
/*0005*/ 0xB0, 0x01,// mov al,1
|
|
/*0007*/ 0x67, 0xE2, 0xF6,// loop 0F000h
|
|
/*000A*/ 0xB0, 0x02,// mov al,2
|
|
/*000C*/ 0xE1, 0xF2,// loope 0F000h
|
|
/*000E*/ 0xB0, 0x03,// mov al,3
|
|
/*0010*/ 0x67, 0xE1, 0xED,// loope 0F000h
|
|
/*0013*/ 0xB0, 0x04,// mov al,4
|
|
/*0015*/ 0xE0, 0xE9,// loopne 0F000h
|
|
/*0017*/ 0xB0, 0x05,// mov al,5
|
|
/*0019*/ 0x67, 0xE0, 0xE4,// loopne 0F000h
|
|
/*001C*/ 0xB0, 0x06,// mov al,6
|
|
/*001E*/ 0x67, 0xE3, 0xDF,// jecxz 0F000h
|
|
/*0021*/ 0xB0, 0x07,// mov al,7
|
|
/*0023*/ 0xE3, 0xDB,// jcxz 0F000h
|
|
/*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_fwd_os() {
|
|
var originalData = new byte[] {
|
|
/*0000*/ 0xB0, 0x00,// mov al,0
|
|
/*0002*/ 0x66, 0xE2, 0x29,// loopd 0000802Eh
|
|
/*0005*/ 0xB0, 0x01,// mov al,1
|
|
/*0007*/ 0x66, 0x67, 0xE2, 0x23,// loopd 0000802Eh
|
|
/*000B*/ 0xB0, 0x02,// mov al,2
|
|
/*000D*/ 0x66, 0xE1, 0x1E,// looped 0000802Eh
|
|
/*0010*/ 0xB0, 0x03,// mov al,3
|
|
/*0012*/ 0x66, 0x67, 0xE1, 0x18,// looped 0000802Eh
|
|
/*0016*/ 0xB0, 0x04,// mov al,4
|
|
/*0018*/ 0x66, 0xE0, 0x13,// loopned 0000802Eh
|
|
/*001B*/ 0xB0, 0x05,// mov al,5
|
|
/*001D*/ 0x66, 0x67, 0xE0, 0x0D,// loopned 0000802Eh
|
|
/*0021*/ 0xB0, 0x06,// mov al,6
|
|
/*0023*/ 0x66, 0x67, 0xE3, 0x07,// jecxz 0000802Eh
|
|
/*0027*/ 0xB0, 0x07,// mov al,7
|
|
/*0029*/ 0x66, 0xE3, 0x02,// jcxz 0000802Eh
|
|
/*002C*/ 0xB0, 0x08,// mov al,8
|
|
/*002E*/ 0x90,// nop
|
|
};
|
|
var newData = new byte[] {
|
|
/*0000*/ 0xB0, 0x00,// mov al,0
|
|
/*0002*/ 0x66, 0xE2, 0x29,// loopd 0000802Dh
|
|
/*0005*/ 0xB0, 0x01,// mov al,1
|
|
/*0007*/ 0x66, 0x67, 0xE2, 0x23,// loopd 0000802Dh
|
|
/*000B*/ 0xB0, 0x02,// mov al,2
|
|
/*000D*/ 0x66, 0xE1, 0x1E,// looped 0000802Dh
|
|
/*0010*/ 0xB0, 0x03,// mov al,3
|
|
/*0012*/ 0x66, 0x67, 0xE1, 0x18,// looped 0000802Dh
|
|
/*0016*/ 0xB0, 0x04,// mov al,4
|
|
/*0018*/ 0x66, 0xE0, 0x13,// loopned 0000802Dh
|
|
/*001B*/ 0xB0, 0x05,// mov al,5
|
|
/*001D*/ 0x66, 0x67, 0xE0, 0x0D,// loopned 0000802Dh
|
|
/*0021*/ 0xB0, 0x06,// mov al,6
|
|
/*0023*/ 0x66, 0x67, 0xE3, 0x07,// jecxz 0000802Dh
|
|
/*0027*/ 0xB0, 0x07,// mov al,7
|
|
/*0029*/ 0x66, 0xE3, 0x02,// jcxz 0000802Dh
|
|
/*002C*/ 0xB0, 0x08,// mov al,8
|
|
/*002E*/ 0x90,// nop
|
|
};
|
|
var expectedInstructionOffsets = new uint[] {
|
|
0x0000,
|
|
0x0002,
|
|
0x0005,
|
|
0x0007,
|
|
0x000B,
|
|
0x000D,
|
|
0x0010,
|
|
0x0012,
|
|
0x0016,
|
|
0x0018,
|
|
0x001B,
|
|
0x001D,
|
|
0x0021,
|
|
0x0023,
|
|
0x0027,
|
|
0x0029,
|
|
0x002C,
|
|
0x002E,
|
|
};
|
|
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_short() {
|
|
var originalData = new byte[] {
|
|
/*0000*/ 0xB0, 0x00,// mov al,0
|
|
/*0002*/ 0xE2, 0x22,// loop 8026h
|
|
/*0004*/ 0xB0, 0x01,// mov al,1
|
|
/*0006*/ 0x67, 0xE2, 0x1D,// loop 8026h
|
|
/*0009*/ 0xB0, 0x02,// mov al,2
|
|
/*000B*/ 0xE1, 0x19,// loope 8026h
|
|
/*000D*/ 0xB0, 0x03,// mov al,3
|
|
/*000F*/ 0x67, 0xE1, 0x14,// loope 8026h
|
|
/*0012*/ 0xB0, 0x04,// mov al,4
|
|
/*0014*/ 0xE0, 0x10,// loopne 8026h
|
|
/*0016*/ 0xB0, 0x05,// mov al,5
|
|
/*0018*/ 0x67, 0xE0, 0x0B,// loopne 8026h
|
|
/*001B*/ 0xB0, 0x06,// mov al,6
|
|
/*001D*/ 0x67, 0xE3, 0x06,// jecxz 8026h
|
|
/*0020*/ 0xB0, 0x07,// mov al,7
|
|
/*0022*/ 0xE3, 0x02,// jcxz 8026h
|
|
/*0024*/ 0xB0, 0x08,// mov al,8
|
|
};
|
|
var newData = new byte[] {
|
|
/*0000*/ 0xB0, 0x00,// mov al,0
|
|
/*0002*/ 0xE2, 0x23,// loop 8026h
|
|
/*0004*/ 0xB0, 0x01,// mov al,1
|
|
/*0006*/ 0x67, 0xE2, 0x1E,// loop 8026h
|
|
/*0009*/ 0xB0, 0x02,// mov al,2
|
|
/*000B*/ 0xE1, 0x1A,// loope 8026h
|
|
/*000D*/ 0xB0, 0x03,// mov al,3
|
|
/*000F*/ 0x67, 0xE1, 0x15,// loope 8026h
|
|
/*0012*/ 0xB0, 0x04,// mov al,4
|
|
/*0014*/ 0xE0, 0x11,// loopne 8026h
|
|
/*0016*/ 0xB0, 0x05,// mov al,5
|
|
/*0018*/ 0x67, 0xE0, 0x0C,// loopne 8026h
|
|
/*001B*/ 0xB0, 0x06,// mov al,6
|
|
/*001D*/ 0x67, 0xE3, 0x07,// jecxz 8026h
|
|
/*0020*/ 0xB0, 0x07,// mov al,7
|
|
/*0022*/ 0xE3, 0x03,// jcxz 8026h
|
|
/*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 8026h
|
|
/*0004*/ 0xB0, 0x01,// mov al,1
|
|
/*0006*/ 0x67, 0xE2, 0x1E,// loop 8027h
|
|
/*0009*/ 0xB0, 0x02,// mov al,2
|
|
/*000B*/ 0xE1, 0x1B,// loope 8028h
|
|
/*000D*/ 0xB0, 0x03,// mov al,3
|
|
/*000F*/ 0x67, 0xE1, 0x17,// loope 8029h
|
|
/*0012*/ 0xB0, 0x04,// mov al,4
|
|
/*0014*/ 0xE0, 0x14,// loopne 802Ah
|
|
/*0016*/ 0xB0, 0x05,// mov al,5
|
|
/*0018*/ 0x67, 0xE0, 0x10,// loopne 802Bh
|
|
/*001B*/ 0xB0, 0x06,// mov al,6
|
|
/*001D*/ 0x67, 0xE3, 0x0C,// jecxz 802Ch
|
|
/*0020*/ 0xB0, 0x07,// mov al,7
|
|
/*0022*/ 0xE3, 0x09,// jcxz 802Dh
|
|
/*0024*/ 0xB0, 0x08,// mov al,8
|
|
};
|
|
var newData = new byte[] {
|
|
/*0000*/ 0xB0, 0x00,// mov al,0
|
|
/*0002*/ 0xE2, 0x02,// loop 9006h
|
|
/*0004*/ 0xEB, 0x03,// jmp short 9009h
|
|
/*0006*/ 0xE9, 0x1D, 0xF0,// jmp near ptr 8026h
|
|
/*0009*/ 0xB0, 0x01,// mov al,1
|
|
/*000B*/ 0x67, 0xE2, 0x02,// loop 9010h
|
|
/*000E*/ 0xEB, 0x03,// jmp short 9013h
|
|
/*0010*/ 0xE9, 0x14, 0xF0,// jmp near ptr 8027h
|
|
/*0013*/ 0xB0, 0x02,// mov al,2
|
|
/*0015*/ 0xE1, 0x02,// loope 9019h
|
|
/*0017*/ 0xEB, 0x03,// jmp short 901Ch
|
|
/*0019*/ 0xE9, 0x0C, 0xF0,// jmp near ptr 8028h
|
|
/*001C*/ 0xB0, 0x03,// mov al,3
|
|
/*001E*/ 0x67, 0xE1, 0x02,// loope 9023h
|
|
/*0021*/ 0xEB, 0x03,// jmp short 9026h
|
|
/*0023*/ 0xE9, 0x03, 0xF0,// jmp near ptr 8029h
|
|
/*0026*/ 0xB0, 0x04,// mov al,4
|
|
/*0028*/ 0xE0, 0x02,// loopne 902Ch
|
|
/*002A*/ 0xEB, 0x03,// jmp short 902Fh
|
|
/*002C*/ 0xE9, 0xFB, 0xEF,// jmp near ptr 802Ah
|
|
/*002F*/ 0xB0, 0x05,// mov al,5
|
|
/*0031*/ 0x67, 0xE0, 0x02,// loopne 9036h
|
|
/*0034*/ 0xEB, 0x03,// jmp short 9039h
|
|
/*0036*/ 0xE9, 0xF2, 0xEF,// jmp near ptr 802Bh
|
|
/*0039*/ 0xB0, 0x06,// mov al,6
|
|
/*003B*/ 0x67, 0xE3, 0x02,// jecxz 9040h
|
|
/*003E*/ 0xEB, 0x03,// jmp short 9043h
|
|
/*0040*/ 0xE9, 0xE9, 0xEF,// jmp near ptr 802Ch
|
|
/*0043*/ 0xB0, 0x07,// mov al,7
|
|
/*0045*/ 0xE3, 0x02,// jcxz 9049h
|
|
/*0047*/ 0xEB, 0x03,// jmp short 904Ch
|
|
/*0049*/ 0xE9, 0xE1, 0xEF,// jmp near ptr 802Dh
|
|
/*004C*/ 0xB0, 0x08,// mov al,8
|
|
};
|
|
var expectedInstructionOffsets = new uint[] {
|
|
0x0000,
|
|
uint.MaxValue,
|
|
0x0009,
|
|
uint.MaxValue,
|
|
0x0013,
|
|
uint.MaxValue,
|
|
0x001C,
|
|
uint.MaxValue,
|
|
0x0026,
|
|
uint.MaxValue,
|
|
0x002F,
|
|
uint.MaxValue,
|
|
0x0039,
|
|
uint.MaxValue,
|
|
0x0043,
|
|
uint.MaxValue,
|
|
0x004C,
|
|
};
|
|
var expectedRelocInfos = Array.Empty<RelocInfo>();
|
|
const BlockEncoderOptions options = BlockEncoderOptions.None;
|
|
EncodeBase(bitness, origRip, originalData, origRip + 0x1000, newData, options, decoderOptions, expectedInstructionOffsets, expectedRelocInfos);
|
|
}
|
|
}
|
|
}
|
|
#endif
|