Emulator-Archive/duckstation
1
0
Fork 0
mirror of https://github.com/stenzek/duckstation.git synced 2024-11-26 23:50:31 +00:00
Code Issues Actions 1 Packages Projects Releases Wiki Activity

CPU/NewRec/ARM32: Shifts need to be explicitly masked

Browse Source
This commit is contained in:
Stenzek 2024-11-22 23:50:40 +10:00
parent a73b3ebbc6
commit 1fc7a57b21
No known key found for this signature in database
1 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
src/core/cpu_newrec_compiler_aarch32.cpp
View File

@ -997,13 +997,14 @@ void CPU::NewRec::AArch32Compiler::Compile_variable_shift(CompileFlags cf,
if (cf.const_s)
{
if (const u32 shift = GetConstantRegU32(cf.MipsS()); shift != 0)
(armAsm->*op)(rd, rt, shift);
(armAsm->*op)(rd, rt, shift & 0x1Fu);
else if (rd.GetCode() != rt.GetCode())
armAsm->mov(rd, rt);
}
else
{
(armAsm->*op)(rd, rt, CFGetRegS(cf));
armAsm->and_(RSCRATCH, CFGetRegS(cf), 0x1Fu);
(armAsm->*op)(rd, rt, RSCRATCH);
}
}