drashna/ryujinx
1
0
Fork 0
Code Activity Actions

Add SSAT, SSAT16, USAT and USAT16 ARM32 instructions (#954)

Browse source 
* Implement SMULWB, SMULWT, SMLAWB, SMLAWT, and add tests for some multiply instructions

* Improve test descriptions

* Rename SMULH to SMUL__

* Add SSAT, SSAT16, USAT and USAT16 ARM32 instructions

* Fix new tests

* Replace AND 0xFFFF with 16-bits zero extension (more efficient)
This commit is contained in:
gdkchan 2020-02-29 17:51:55 -03:00 • committed by GitHub
parent b8ee5b15ab
commit fb0939f9b6
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
12 changed files with 666 additions and 195 deletions
Download patch file Download diff file Expand all files Collapse all files

16
ARMeilleure/Decoders/OpCode32Sat16.cs Normal file
View file

@ -0,0 +1,16 @@
namespace ARMeilleure.Decoders
{
class OpCode32Sat16 : OpCode32
{
public int Rn { get; private set; }
public int Rd { get; private set; }
public int SatImm { get; private set; }
public OpCode32Sat16(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode)
{
Rn = (opCode >> 0) & 0xf;
Rd = (opCode >> 12) & 0xf;
SatImm = (opCode >> 16) & 0xf;
}
}
}