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T32: Add Vfp instructions (#3690)

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merry 2022-09-11 03:03:14 +01:00 • committed by GitHub
parent f468db7602
commit 1529e6cf0d
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18 changed files with 128 additions and 85 deletions
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7
ARMeilleure/Decoders/OpCode32.cs
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@ -13,16 +13,13 @@ namespace ARMeilleure.Decoders
Cond = (Condition)((uint)opCode >> 28);
}
public bool IsThumb()
{
return this is OpCodeT16 || this is OpCodeT32;
}
public bool IsThumb { get; protected init; } = false;
public uint GetPc()
{
// Due to backwards compatibility and legacy behavior of ARMv4 CPUs pipeline,
// the PC actually points 2 instructions ahead.
if (IsThumb())
if (IsThumb)
{
// PC is ahead by 4 in thumb mode whether or not the current instruction
// is 16 or 32 bit.