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Implement fixed-point variant of the UCVTF and SCVTF instructions (#578)

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* Add fixed-point variant of the UCVTF instruction

* Change encoding of some fixed-point instructions to not allow invalid encodings

* Fix Fcvtzu_Gp_Fixed encoding

* Add SCVTF (fixed-point GP to Scalar) instruction

* Simplify *Fixed encodings
This commit is contained in:
gdkchan 2019-02-23 20:52:48 -03:00 • committed by GitHub
parent 7ed2b4cc39
commit 9679896b94
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 76 additions and 47 deletions
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6
ChocolArm64/OpCodeTable.cs
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@ -310,12 +310,12 @@ namespace ChocolArm64
SetA64("x00111100x101000000000xxxxxxxxxx", InstEmit.Fcvtps_Gp, typeof(OpCodeSimdCvt64));
SetA64("x00111100x101001000000xxxxxxxxxx", InstEmit.Fcvtpu_Gp, typeof(OpCodeSimdCvt64));
SetA64("x00111100x111000000000xxxxxxxxxx", InstEmit.Fcvtzs_Gp, typeof(OpCodeSimdCvt64));
SetA64("x00111100x011000xxxxxxxxxxxxxxxx", InstEmit.Fcvtzs_Gp_Fixed, typeof(OpCodeSimdCvt64));
SetA64(">00111100x011000>xxxxxxxxxxxxxxx", InstEmit.Fcvtzs_Gp_Fixed, typeof(OpCodeSimdCvt64));
SetA64("010111101x100001101110xxxxxxxxxx", InstEmit.Fcvtzs_S, typeof(OpCodeSimd64));
SetA64("0>0011101<100001101110xxxxxxxxxx", InstEmit.Fcvtzs_V, typeof(OpCodeSimd64));
SetA64("0x0011110>>xxxxx111111xxxxxxxxxx", InstEmit.Fcvtzs_V, typeof(OpCodeSimdShImm64));
SetA64("x00111100x111001000000xxxxxxxxxx", InstEmit.Fcvtzu_Gp, typeof(OpCodeSimdCvt64));
SetA64("x00111100x011001xxxxxxxxxxxxxxxx", InstEmit.Fcvtzu_Gp_Fixed, typeof(OpCodeSimdCvt64));
SetA64(">00111100x011001>xxxxxxxxxxxxxxx", InstEmit.Fcvtzu_Gp_Fixed, typeof(OpCodeSimdCvt64));
SetA64("011111101x100001101110xxxxxxxxxx", InstEmit.Fcvtzu_S, typeof(OpCodeSimd64));
SetA64("0>1011101<100001101110xxxxxxxxxx", InstEmit.Fcvtzu_V, typeof(OpCodeSimd64));
SetA64("0x1011110>>xxxxx111111xxxxxxxxxx", InstEmit.Fcvtzu_V, typeof(OpCodeSimdShImm64));
@ -434,6 +434,7 @@ namespace ChocolArm64
SetA64("0x001110<<100000001010xxxxxxxxxx", InstEmit.Saddlp_V, typeof(OpCodeSimd64));
SetA64("0x001110<<1xxxxx000100xxxxxxxxxx", InstEmit.Saddw_V, typeof(OpCodeSimdReg64));
SetA64("x00111100x100010000000xxxxxxxxxx", InstEmit.Scvtf_Gp, typeof(OpCodeSimdCvt64));
SetA64(">00111100x000010>xxxxxxxxxxxxxxx", InstEmit.Scvtf_Gp_Fixed, typeof(OpCodeSimdCvt64));
SetA64("010111100x100001110110xxxxxxxxxx", InstEmit.Scvtf_S, typeof(OpCodeSimd64));
SetA64("0>0011100<100001110110xxxxxxxxxx", InstEmit.Scvtf_V, typeof(OpCodeSimd64));
SetA64("01011110000xxxxx000000xxxxxxxxxx", InstEmit.Sha1c_V, typeof(OpCodeSimdReg64));
@ -542,6 +543,7 @@ namespace ChocolArm64
SetA64("01101110<<110000001110xxxxxxxxxx", InstEmit.Uaddlv_V, typeof(OpCodeSimd64));
SetA64("0x101110<<1xxxxx000100xxxxxxxxxx", InstEmit.Uaddw_V, typeof(OpCodeSimdReg64));
SetA64("x00111100x100011000000xxxxxxxxxx", InstEmit.Ucvtf_Gp, typeof(OpCodeSimdCvt64));
SetA64(">00111100x000011>xxxxxxxxxxxxxxx", InstEmit.Ucvtf_Gp_Fixed, typeof(OpCodeSimdCvt64));
SetA64("011111100x100001110110xxxxxxxxxx", InstEmit.Ucvtf_S, typeof(OpCodeSimd64));
SetA64("0>1011100<100001110110xxxxxxxxxx", InstEmit.Ucvtf_V, typeof(OpCodeSimd64));
SetA64("0x101110<<1xxxxx000001xxxxxxxxxx", InstEmit.Uhadd_V, typeof(OpCodeSimdReg64));