RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-26 12:47:45 +00:00
Code Issues Activity Actions

LibX86: Don't print repz prefix for SSE instructions

Browse source
This commit is contained in:
Hendiadyoin1 2022-04-01 13:50:48 +02:00 • committed by Andreas Kling
parent d03a6cc6c6
commit f951849fd5
1 changed files with 2 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

3
Userland/Libraries/LibX86/Instruction.cpp
View file

@ -1418,7 +1418,8 @@ String Instruction::to_string(u32 origin, SymbolProvider const* symbol_provider,
builder.append(m_o32 ? "o32 " : "o16 ");
if (has_lock_prefix())
builder.append("lock ");
if (has_rep_prefix())
// Note: SSE instructions use these to toggle between packed and single data
if (has_rep_prefix() && !(m_descriptor->format > __SSE && m_descriptor->format < __EndFormatsWithRMByte))
builder.append(m_rep_prefix == Prefix::REPNZ ? "repnz " : "repz ");
to_string_internal(builder, origin, symbol_provider, x32);
return builder.to_string();