diff options
| author | Piyachet Kanda <piyachetk@gmail.com> | 2021-12-09 03:05:59 +0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-12-08 17:05:59 -0300 |
| commit | 3e2f89b4fd863e7052721e735036fc24fd740b40 (patch) | |
| tree | ae28177844d9c138a89f8c3ef4068b1efb773c7a /ARMeilleure/Instructions | |
| parent | acc0b0f3138b0ea4d573db5152927026c29bd61d (diff) | |
Implement UHADD8 instruction (#2908)
* Implement UHADD8 instruction along with a test unit
* Update PTC revision number
Diffstat (limited to 'ARMeilleure/Instructions')
| -rw-r--r-- | ARMeilleure/Instructions/InstEmitAlu32.cs | 18 | ||||
| -rw-r--r-- | ARMeilleure/Instructions/InstName.cs | 1 |
2 files changed, 19 insertions, 0 deletions
diff --git a/ARMeilleure/Instructions/InstEmitAlu32.cs b/ARMeilleure/Instructions/InstEmitAlu32.cs index 49fce31d..5f55fcd1 100644 --- a/ARMeilleure/Instructions/InstEmitAlu32.cs +++ b/ARMeilleure/Instructions/InstEmitAlu32.cs @@ -472,6 +472,24 @@ namespace ARMeilleure.Instructions EmitDiv(context, true); } + public static void Uhadd8(ArmEmitterContext context) + { + OpCode32AluReg op = (OpCode32AluReg)context.CurrOp; + + Operand m = GetIntA32(context, op.Rm); + Operand n = GetIntA32(context, op.Rn); + + Operand xor, res; + + res = context.BitwiseAnd(m, n); + xor = context.BitwiseExclusiveOr(m, n); + xor = context.ShiftRightUI(xor, Const(1)); + xor = context.BitwiseAnd(xor, Const(0x7F7F7F7Fu)); + res = context.Add(res, xor); + + SetIntA32(context, op.Rd, res); + } + public static void Usat(ArmEmitterContext context) { OpCode32Sat op = (OpCode32Sat)context.CurrOp; diff --git a/ARMeilleure/Instructions/InstName.cs b/ARMeilleure/Instructions/InstName.cs index 9b4e8961..ce1c53cc 100644 --- a/ARMeilleure/Instructions/InstName.cs +++ b/ARMeilleure/Instructions/InstName.cs @@ -541,6 +541,7 @@ namespace ARMeilleure.Instructions Trap, Tst, Ubfx, + Uhadd8, Umaal, Umlal, Umull, |