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Code Issues Releases Activity

Unified ADC accumulator handlers into a single handler

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bird_egop
2025-04-17 01:33:58 +03:00
parent 8c9b34ef09
commit 3fc0ebf1d5
79 changed files with 2564 additions and 473 deletions
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44
X86DisassemblerTests/TestData/div_tests.csv
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@ -22,46 +22,23 @@ F7F5;[{ "Type": "Div", "Operands": ["ebp"] }]
F7F6;[{ "Type": "Div", "Operands": ["esi"] }]
F7F7;[{ "Type": "Div", "Operands": ["edi"] }]
# DIV with memory operands
# Basic memory addressing
# SPECIAL CASE: When using SIB byte with Base=101 (EBP) and Mod=00, it requires a 32-bit displacement
# The correct encoding for "DIV byte ptr [eax]" would be F630 (with Mod=00, R/M=0 for EAX)
# F63425;[{ "Type": "Div", "Operands": ["byte ptr [eax]"] }]
F630;[{ "Type": "Div", "Operands": ["byte ptr [eax]"] }]
# For "DIV byte ptr [ebp]", we need to use Mod=01 with a zero displacement since [ebp] can't be encoded with Mod=00
# F63C25;[{ "Type": "Div", "Operands": ["byte ptr [ebp]"] }]
F66500;[{ "Type": "Div", "Operands": ["byte ptr [ebp]"] }]
# The correct encoding for "DIV byte ptr [eax]" would be F630 (with Mod=00, R/M=0 for EAX)
# F63825;[{ "Type": "Div", "Operands": ["byte ptr [eax]"] }]
F630;[{ "Type": "Div", "Operands": ["byte ptr [eax]"] }]
# The correct encoding for "DIV dword ptr [eax]" would be F730 (with Mod=00, R/M=0 for EAX)
# F73425;[{ "Type": "Div", "Operands": ["dword ptr [eax]"] }]
F730;[{ "Type": "Div", "Operands": ["dword ptr [eax]"] }]
# For "DIV dword ptr [ebp]", we need to use Mod=01 with a zero displacement since [ebp] can't be encoded with Mod=00
# F73C25;[{ "Type": "Div", "Operands": ["dword ptr [ebp]"] }]
F76500;[{ "Type": "Div", "Operands": ["dword ptr [ebp]"] }]
F77500;[{ "Type": "Div", "Operands": ["dword ptr [ebp+0x00]"] }]
# The correct encoding for "DIV dword ptr [eax]" would be F730 (with Mod=00, R/M=0 for EAX)
# F73825;[{ "Type": "Div", "Operands": ["dword ptr [eax]"] }]
F730;[{ "Type": "Div", "Operands": ["dword ptr [eax]"] }]
# With displacement
# The correct encoding for "DIV dword ptr [eax+0x10]" would be F74010 (with Mod=01, R/M=0 for EAX, disp8=0x10)
# F7742510000000;[{ "Type": "Div", "Operands": ["dword ptr [eax+0x10]"] }]
F74010;[{ "Type": "Div", "Operands": ["dword ptr [eax+0x10]"] }]
F77010;[{ "Type": "Div", "Operands": ["dword ptr [eax+0x10]"] }]
# The correct encoding for "DIV dword ptr [eax+0x20]" would be F74020 (with Mod=01, R/M=0 for EAX, disp8=0x20)
# F7742520000000;[{ "Type": "Div", "Operands": ["dword ptr [eax+0x20]"] }]
F74020;[{ "Type": "Div", "Operands": ["dword ptr [eax+0x20]"] }]
F77020;[{ "Type": "Div", "Operands": ["dword ptr [eax+0x20]"] }]
# The correct encoding for "DIV dword ptr [eax+0x30]" would be F74030 (with Mod=01, R/M=0 for EAX, disp8=0x30)
# F7742530000000;[{ "Type": "Div", "Operands": ["dword ptr [eax+0x30]"] }]
F74030;[{ "Type": "Div", "Operands": ["dword ptr [eax+0x30]"] }]
F77030;[{ "Type": "Div", "Operands": ["dword ptr [eax+0x30]"] }]
# With SIB addressing
F7341C;[{ "Type": "Div", "Operands": ["dword ptr [esp+ebx*1]"] }]
@ -70,10 +47,9 @@ F7349C;[{ "Type": "Div", "Operands": ["dword ptr [esp+ebx*4]"] }]
F734DC;[{ "Type": "Div", "Operands": ["dword ptr [esp+ebx*8]"] }]
# With segment override prefixes
# not recognized by ghidra or online disasms
# 26F73425;[{ "Type": "Div", "Operands": ["dword ptr es:[eax]"] }]
# 2EF73425;[{ "Type": "Div", "Operands": ["dword ptr cs:[eax]"] }]
# 36F73425;[{ "Type": "Div", "Operands": ["dword ptr ss:[eax]"] }]
# 3EF73425;[{ "Type": "Div", "Operands": ["dword ptr ds:[eax]"] }]
# 64F73425;[{ "Type": "Div", "Operands": ["dword ptr fs:[eax]"] }]
# 65F73425;[{ "Type": "Div", "Operands": ["dword ptr gs:[eax]"] }]
26F730;[{ "Type": "Div", "Operands": ["dword ptr es:[eax]"] }]
2EF730;[{ "Type": "Div", "Operands": ["dword ptr cs:[eax]"] }]
36F730;[{ "Type": "Div", "Operands": ["dword ptr ss:[eax]"] }]
3EF730;[{ "Type": "Div", "Operands": ["dword ptr ds:[eax]"] }]
64F730;[{ "Type": "Div", "Operands": ["dword ptr fs:[eax]"] }]
65F730;[{ "Type": "Div", "Operands": ["dword ptr gs:[eax]"] }]

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