forked from Mirror/Ryujinx
Implement PLD and SUB (imm16) on T32, plus UADD8, SADD8, USUB8 and SSUB8 on both A32 and T32 (#3693)
This commit is contained in:
gdkchan
GitHub
parent
e05bf90af6
commit
8e119a1e96
6 changed files with 168 additions and 41 deletions
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@ -727,11 +727,13 @@ namespace ARMeilleure.Decoders
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SetA32("<<<<0010111xxxxxxxxxxxxxxxxxxxxx", InstName.Rsc, InstEmit32.Rsc, OpCode32AluImm.Create);
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SetA32("<<<<0000111xxxxxxxxxxxxxxxx0xxxx", InstName.Rsc, InstEmit32.Rsc, OpCode32AluRsImm.Create);
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SetA32("<<<<0000111xxxxxxxxxxxxx0xx1xxxx", InstName.Rsc, InstEmit32.Rsc, OpCode32AluRsReg.Create);
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SetA32("<<<<01100001xxxxxxxx11111001xxxx", InstName.Sadd8, InstEmit32.Sadd8, OpCode32AluReg.Create);
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SetA32("<<<<0010110xxxxxxxxxxxxxxxxxxxxx", InstName.Sbc, InstEmit32.Sbc, OpCode32AluImm.Create);
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SetA32("<<<<0000110xxxxxxxxxxxxxxxx0xxxx", InstName.Sbc, InstEmit32.Sbc, OpCode32AluRsImm.Create);
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SetA32("<<<<0000110xxxxxxxxxxxxx0xx1xxxx", InstName.Sbc, InstEmit32.Sbc, OpCode32AluRsReg.Create);
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SetA32("<<<<0111101xxxxxxxxxxxxxx101xxxx", InstName.Sbfx, InstEmit32.Sbfx, OpCode32AluBf.Create);
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SetA32("<<<<01110001xxxx1111xxxx0001xxxx", InstName.Sdiv, InstEmit32.Sdiv, OpCode32AluMla.Create);
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SetA32("<<<<01101000xxxxxxxx11111011xxxx", InstName.Sel, InstEmit32.Sel, OpCode32AluReg.Create);
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SetA32("<<<<01100011xxxxxxxx11111001xxxx", InstName.Shadd8, InstEmit32.Shadd8, OpCode32AluReg.Create);
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SetA32("<<<<01100011xxxxxxxx11111111xxxx", InstName.Shsub8, InstEmit32.Shsub8, OpCode32AluReg.Create);
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SetA32("<<<<00010000xxxxxxxxxxxx1xx0xxxx", InstName.Smla__, InstEmit32.Smla__, OpCode32AluMla.Create);
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@ -745,6 +747,7 @@ namespace ARMeilleure.Decoders
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SetA32("<<<<00010010xxxx0000xxxx1x10xxxx", InstName.Smulw_, InstEmit32.Smulw_, OpCode32AluMla.Create);
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SetA32("<<<<0110101xxxxxxxxxxxxxxx01xxxx", InstName.Ssat, InstEmit32.Ssat, OpCode32Sat.Create);
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SetA32("<<<<01101010xxxxxxxx11110011xxxx", InstName.Ssat16, InstEmit32.Ssat16, OpCode32Sat16.Create);
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SetA32("<<<<01100001xxxxxxxx11111111xxxx", InstName.Ssub8, InstEmit32.Ssub8, OpCode32AluReg.Create);
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SetA32("<<<<00011000xxxx111111001001xxxx", InstName.Stl, InstEmit32.Stl, OpCode32MemStEx.Create);
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SetA32("<<<<00011100xxxx111111001001xxxx", InstName.Stlb, InstEmit32.Stlb, OpCode32MemStEx.Create);
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SetA32("<<<<00011000xxxxxxxx11101001xxxx", InstName.Stlex, InstEmit32.Stlex, OpCode32MemStEx.Create);
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@ -779,6 +782,7 @@ namespace ARMeilleure.Decoders
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SetA32("<<<<00110001xxxx0000xxxxxxxxxxxx", InstName.Tst, InstEmit32.Tst, OpCode32AluImm.Create);
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SetA32("<<<<00010001xxxx0000xxxxxxx0xxxx", InstName.Tst, InstEmit32.Tst, OpCode32AluRsImm.Create);
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SetA32("<<<<00010001xxxx0000xxxx0xx1xxxx", InstName.Tst, InstEmit32.Tst, OpCode32AluRsReg.Create);
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SetA32("<<<<01100101xxxxxxxx11111001xxxx", InstName.Uadd8, InstEmit32.Uadd8, OpCode32AluReg.Create);
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SetA32("<<<<0111111xxxxxxxxxxxxxx101xxxx", InstName.Ubfx, InstEmit32.Ubfx, OpCode32AluBf.Create);
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SetA32("<<<<01110011xxxx1111xxxx0001xxxx", InstName.Udiv, InstEmit32.Udiv, OpCode32AluMla.Create);
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SetA32("<<<<01100111xxxxxxxx11111001xxxx", InstName.Uhadd8, InstEmit32.Uhadd8, OpCode32AluReg.Create);
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@ -788,6 +792,7 @@ namespace ARMeilleure.Decoders
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SetA32("<<<<0000100xxxxxxxxxxxxx1001xxxx", InstName.Umull, InstEmit32.Umull, OpCode32AluUmull.Create);
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SetA32("<<<<0110111xxxxxxxxxxxxxxx01xxxx", InstName.Usat, InstEmit32.Usat, OpCode32Sat.Create);
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SetA32("<<<<01101110xxxxxxxx11110011xxxx", InstName.Usat16, InstEmit32.Usat16, OpCode32Sat16.Create);
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SetA32("<<<<01100101xxxxxxxx11111111xxxx", InstName.Usub8, InstEmit32.Usub8, OpCode32AluReg.Create);
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SetA32("<<<<01101110xxxxxxxxxx000111xxxx", InstName.Uxtb, InstEmit32.Uxtb, OpCode32AluUx.Create);
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SetA32("<<<<01101100xxxxxxxxxx000111xxxx", InstName.Uxtb16, InstEmit32.Uxtb16, OpCode32AluUx.Create);
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SetA32("<<<<01101111xxxxxxxxxx000111xxxx", InstName.Uxth, InstEmit32.Uxth, OpCode32AluUx.Create);
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@ -1128,26 +1133,26 @@ namespace ARMeilleure.Decoders
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SetT32("111110001101xxxxxxxxxxxxxxxxxxxx", InstName.Ldr, InstEmit32.Ldr, OpCodeT32MemImm12.Create);
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SetT32("111110000101<<<<xxxx000000xxxxxx", InstName.Ldr, InstEmit32.Ldr, OpCodeT32MemRsImm.Create);
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SetT32("111110000001xxxxxxxx10x1xxxxxxxx", InstName.Ldrb, InstEmit32.Ldrb, OpCodeT32MemImm8.Create);
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SetT32("111110000001xxxxxxxx1100xxxxxxxx", InstName.Ldrb, InstEmit32.Ldrb, OpCodeT32MemImm8.Create);
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SetT32("111110000001xxxx<<<<1100xxxxxxxx", InstName.Ldrb, InstEmit32.Ldrb, OpCodeT32MemImm8.Create);
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SetT32("111110000001xxxxxxxx11x1xxxxxxxx", InstName.Ldrb, InstEmit32.Ldrb, OpCodeT32MemImm8.Create);
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SetT32("111110001001xxxxxxxxxxxxxxxxxxxx", InstName.Ldrb, InstEmit32.Ldrb, OpCodeT32MemImm12.Create);
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SetT32("111110001001xxxx<<<<xxxxxxxxxxxx", InstName.Ldrb, InstEmit32.Ldrb, OpCodeT32MemImm12.Create);
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SetT32("111110000001xxxx<<<<000000xxxxxx", InstName.Ldrb, InstEmit32.Ldrb, OpCodeT32MemRsImm.Create);
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SetT32("11101000x111<<<<xxxxxxxxxxxxxxxx", InstName.Ldrd, InstEmit32.Ldrd, OpCodeT32MemImm8D.Create);
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SetT32("11101001x1x1<<<<xxxxxxxxxxxxxxxx", InstName.Ldrd, InstEmit32.Ldrd, OpCodeT32MemImm8D.Create);
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SetT32("111110000011xxxxxxxx10x1xxxxxxxx", InstName.Ldrh, InstEmit32.Ldrh, OpCodeT32MemImm8.Create);
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SetT32("111110000011xxxxxxxx1100xxxxxxxx", InstName.Ldrh, InstEmit32.Ldrh, OpCodeT32MemImm8.Create);
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SetT32("111110000011xxxx<<<<1100xxxxxxxx", InstName.Ldrh, InstEmit32.Ldrh, OpCodeT32MemImm8.Create);
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SetT32("111110000011xxxxxxxx11x1xxxxxxxx", InstName.Ldrh, InstEmit32.Ldrh, OpCodeT32MemImm8.Create);
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SetT32("111110001011xxxxxxxxxxxxxxxxxxxx", InstName.Ldrh, InstEmit32.Ldrh, OpCodeT32MemImm12.Create);
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SetT32("111110001011xxxx<<<<xxxxxxxxxxxx", InstName.Ldrh, InstEmit32.Ldrh, OpCodeT32MemImm12.Create);
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SetT32("111110000011xxxx<<<<000000xxxxxx", InstName.Ldrh, InstEmit32.Ldrh, OpCodeT32MemRsImm.Create);
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SetT32("111110010001xxxxxxxx10x1xxxxxxxx", InstName.Ldrsb, InstEmit32.Ldrsb, OpCodeT32MemImm8.Create);
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SetT32("111110010001xxxxxxxx1100xxxxxxxx", InstName.Ldrsb, InstEmit32.Ldrsb, OpCodeT32MemImm8.Create);
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SetT32("111110010001xxxx<<<<1100xxxxxxxx", InstName.Ldrsb, InstEmit32.Ldrsb, OpCodeT32MemImm8.Create);
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SetT32("111110010001xxxxxxxx11x1xxxxxxxx", InstName.Ldrsb, InstEmit32.Ldrsb, OpCodeT32MemImm8.Create);
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SetT32("111110011001xxxxxxxxxxxxxxxxxxxx", InstName.Ldrsb, InstEmit32.Ldrsb, OpCodeT32MemImm12.Create);
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SetT32("111110011001xxxx<<<<xxxxxxxxxxxx", InstName.Ldrsb, InstEmit32.Ldrsb, OpCodeT32MemImm12.Create);
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SetT32("111110010001xxxx<<<<000000xxxxxx", InstName.Ldrsb, InstEmit32.Ldrsb, OpCodeT32MemRsImm.Create);
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SetT32("111110010011xxxxxxxx10x1xxxxxxxx", InstName.Ldrsh, InstEmit32.Ldrsh, OpCodeT32MemImm8.Create);
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SetT32("111110010011xxxxxxxx1100xxxxxxxx", InstName.Ldrsh, InstEmit32.Ldrsh, OpCodeT32MemImm8.Create);
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SetT32("111110010011xxxx<<<<1100xxxxxxxx", InstName.Ldrsh, InstEmit32.Ldrsh, OpCodeT32MemImm8.Create);
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SetT32("111110010011xxxxxxxx11x1xxxxxxxx", InstName.Ldrsh, InstEmit32.Ldrsh, OpCodeT32MemImm8.Create);
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SetT32("111110011011xxxxxxxxxxxxxxxxxxxx", InstName.Ldrsh, InstEmit32.Ldrsh, OpCodeT32MemImm12.Create);
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SetT32("111110011011xxxx<<<<xxxxxxxxxxxx", InstName.Ldrsh, InstEmit32.Ldrsh, OpCodeT32MemImm12.Create);
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SetT32("111110010011xxxx<<<<000000xxxxxx", InstName.Ldrsh, InstEmit32.Ldrsh, OpCodeT32MemRsImm.Create);
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SetT32("111110110000xxxx<<<<xxxx0000xxxx", InstName.Mla, InstEmit32.Mla, OpCodeT32AluMla.Create);
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SetT32("111110110000xxxxxxxxxxxx0001xxxx", InstName.Mls, InstEmit32.Mls, OpCodeT32AluMla.Create);
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@ -1164,12 +1169,19 @@ namespace ARMeilleure.Decoders
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SetT32("11110x00011x<<<<0xxxxxxxxxxxxxxx", InstName.Orn, InstEmit32.Orn, OpCodeT32AluImm.Create);
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SetT32("11101010010x<<<<0xxxxxxxxxxxxxxx", InstName.Orr, InstEmit32.Orr, OpCodeT32AluRsImm.Create);
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SetT32("11110x00010x<<<<0xxxxxxxxxxxxxxx", InstName.Orr, InstEmit32.Orr, OpCodeT32AluImm.Create);
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SetT32("1111100010x1xxxx1111xxxxxxxxxxxx", InstName.Pld, InstEmit32.Nop, OpCodeT32.Create);
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SetT32("1111100000x1xxxx11111100xxxxxxxx", InstName.Pld, InstEmit32.Nop, OpCodeT32.Create);
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SetT32("1111100000x1xxxx1111000000xxxxxx", InstName.Pld, InstEmit32.Nop, OpCodeT32.Create);
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SetT32("11101011110xxxxx0xxxxxxxxxxxxxxx", InstName.Rsb, InstEmit32.Rsb, OpCodeT32AluRsImm.Create);
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SetT32("11110x01110xxxxx0xxxxxxxxxxxxxxx", InstName.Rsb, InstEmit32.Rsb, OpCodeT32AluImm.Create);
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SetT32("111110101000xxxx1111xxxx0000xxxx", InstName.Sadd8, InstEmit32.Sadd8, OpCodeT32AluReg.Create);
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SetT32("11101011011xxxxx0xxxxxxxxxxxxxxx", InstName.Sbc, InstEmit32.Sbc, OpCodeT32AluRsImm.Create);
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SetT32("11110x01011xxxxx0xxxxxxxxxxxxxxx", InstName.Sbc, InstEmit32.Sbc, OpCodeT32AluImm.Create);
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SetT32("111100110100xxxx0xxxxxxxxx0xxxxx", InstName.Sbfx, InstEmit32.Sbfx, OpCodeT32AluBf.Create);
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SetT32("111110111001xxxx1111xxxx1111xxxx", InstName.Sdiv, InstEmit32.Sdiv, OpCodeT32AluMla.Create);
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SetT32("111110101010xxxx1111xxxx1000xxxx", InstName.Sel, InstEmit32.Sel, OpCodeT32AluReg.Create);
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SetT32("111110101000xxxx1111xxxx0010xxxx", InstName.Shadd8, InstEmit32.Shadd8, OpCodeT32AluReg.Create);
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SetT32("111110101100xxxx1111xxxx0010xxxx", InstName.Shsub8, InstEmit32.Shsub8, OpCodeT32AluReg.Create);
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SetT32("111110110001xxxx<<<<xxxx00xxxxxx", InstName.Smla__, InstEmit32.Smla__, OpCodeT32AluMla.Create);
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SetT32("111110111100xxxxxxxxxxxx0000xxxx", InstName.Smlal, InstEmit32.Smlal, OpCodeT32AluUmull.Create);
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SetT32("111110111100xxxxxxxxxxxx10xxxxxx", InstName.Smlal__, InstEmit32.Smlal__, OpCodeT32AluUmull.Create);
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@ -1179,6 +1191,7 @@ namespace ARMeilleure.Decoders
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SetT32("111110110001xxxx1111xxxx00xxxxxx", InstName.Smul__, InstEmit32.Smul__, OpCodeT32AluMla.Create);
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SetT32("111110111000xxxxxxxxxxxx0000xxxx", InstName.Smull, InstEmit32.Smull, OpCodeT32AluUmull.Create);
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SetT32("111110110011xxxx1111xxxx000xxxxx", InstName.Smulw_, InstEmit32.Smulw_, OpCodeT32AluMla.Create);
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SetT32("111110101100xxxx1111xxxx0000xxxx", InstName.Ssub8, InstEmit32.Ssub8, OpCodeT32AluReg.Create);
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SetT32("111010001100xxxxxxxx111110101111", InstName.Stl, InstEmit32.Stl, OpCodeT32MemStEx.Create);
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SetT32("111010001100xxxxxxxx111110001111", InstName.Stlb, InstEmit32.Stlb, OpCodeT32MemStEx.Create);
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SetT32("111010001100xxxxxxxx11111110xxxx", InstName.Stlex, InstEmit32.Stlex, OpCodeT32MemStEx.Create);
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@ -1188,19 +1201,26 @@ namespace ARMeilleure.Decoders
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SetT32("111010001100xxxxxxxx111110011111", InstName.Stlh, InstEmit32.Stlh, OpCodeT32MemStEx.Create);
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SetT32("1110100010x0xxxx0xxxxxxxxxxxxxxx", InstName.Stm, InstEmit32.Stm, OpCodeT32MemMult.Create);
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SetT32("1110100100x0xxxx0xxxxxxxxxxxxxxx", InstName.Stm, InstEmit32.Stm, OpCodeT32MemMult.Create);
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SetT32("111110000100xxxxxxxx1<<>xxxxxxxx", InstName.Str, InstEmit32.Str, OpCodeT32MemImm8.Create);
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SetT32("111110001100xxxxxxxxxxxxxxxxxxxx", InstName.Str, InstEmit32.Str, OpCodeT32MemImm12.Create);
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SetT32("111110000100<<<<xxxx10x1xxxxxxxx", InstName.Str, InstEmit32.Str, OpCodeT32MemImm8.Create);
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SetT32("111110000100<<<<xxxx1100xxxxxxxx", InstName.Str, InstEmit32.Str, OpCodeT32MemImm8.Create);
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SetT32("111110000100<<<<xxxx11x1xxxxxxxx", InstName.Str, InstEmit32.Str, OpCodeT32MemImm8.Create);
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SetT32("111110001100<<<<xxxxxxxxxxxxxxxx", InstName.Str, InstEmit32.Str, OpCodeT32MemImm12.Create);
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SetT32("111110000100<<<<xxxx000000xxxxxx", InstName.Str, InstEmit32.Str, OpCodeT32MemRsImm.Create);
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SetT32("111110000000xxxxxxxx1<<>xxxxxxxx", InstName.Strb, InstEmit32.Strb, OpCodeT32MemImm8.Create);
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SetT32("111110001000xxxxxxxxxxxxxxxxxxxx", InstName.Strb, InstEmit32.Strb, OpCodeT32MemImm12.Create);
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SetT32("111110000000<<<<xxxx10x1xxxxxxxx", InstName.Strb, InstEmit32.Strb, OpCodeT32MemImm8.Create);
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SetT32("111110000000<<<<xxxx1100xxxxxxxx", InstName.Strb, InstEmit32.Strb, OpCodeT32MemImm8.Create);
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SetT32("111110000000<<<<xxxx11x1xxxxxxxx", InstName.Strb, InstEmit32.Strb, OpCodeT32MemImm8.Create);
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SetT32("111110001000<<<<xxxxxxxxxxxxxxxx", InstName.Strb, InstEmit32.Strb, OpCodeT32MemImm12.Create);
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SetT32("111110000000<<<<xxxx000000xxxxxx", InstName.Strb, InstEmit32.Strb, OpCodeT32MemRsImm.Create);
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SetT32("11101000x110<<<<xxxxxxxxxxxxxxxx", InstName.Strd, InstEmit32.Strd, OpCodeT32MemImm8D.Create);
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SetT32("11101001x1x0<<<<xxxxxxxxxxxxxxxx", InstName.Strd, InstEmit32.Strd, OpCodeT32MemImm8D.Create);
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SetT32("111110000010xxxxxxxx1<<>xxxxxxxx", InstName.Strh, InstEmit32.Strh, OpCodeT32MemImm8.Create);
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SetT32("111110001010xxxxxxxxxxxxxxxxxxxx", InstName.Strh, InstEmit32.Strh, OpCodeT32MemImm12.Create);
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SetT32("111110000010<<<<xxxx10x1xxxxxxxx", InstName.Strh, InstEmit32.Strh, OpCodeT32MemImm8.Create);
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SetT32("111110000010<<<<xxxx1100xxxxxxxx", InstName.Strh, InstEmit32.Strh, OpCodeT32MemImm8.Create);
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SetT32("111110000010<<<<xxxx11x1xxxxxxxx", InstName.Strh, InstEmit32.Strh, OpCodeT32MemImm8.Create);
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SetT32("111110001010<<<<xxxxxxxxxxxxxxxx", InstName.Strh, InstEmit32.Strh, OpCodeT32MemImm12.Create);
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SetT32("111110000010<<<<xxxx000000xxxxxx", InstName.Strh, InstEmit32.Strh, OpCodeT32MemRsImm.Create);
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SetT32("11101011101<xxxx0xxx<<<<xxxxxxxx", InstName.Sub, InstEmit32.Sub, OpCodeT32AluRsImm.Create);
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SetT32("11110x01101<xxxx0xxx<<<<xxxxxxxx", InstName.Sub, InstEmit32.Sub, OpCodeT32AluImm.Create);
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SetT32("11110x101010xxxx0xxxxxxxxxxxxxxx", InstName.Sub, InstEmit32.Sub, OpCodeT32AluImm12.Create);
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SetT32("111110100100xxxx1111xxxx10xxxxxx", InstName.Sxtb, InstEmit32.Sxtb, OpCodeT32AluUx.Create);
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SetT32("111110100010xxxx1111xxxx10xxxxxx", InstName.Sxtb16, InstEmit32.Sxtb16, OpCodeT32AluUx.Create);
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SetT32("111110100000xxxx1111xxxx10xxxxxx", InstName.Sxth, InstEmit32.Sxth, OpCodeT32AluUx.Create);
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@ -1210,11 +1230,15 @@ namespace ARMeilleure.Decoders
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SetT32("11110x001001xxxx0xxx1111xxxxxxxx", InstName.Teq, InstEmit32.Teq, OpCodeT32AluImm.Create);
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SetT32("111010100001xxxx0xxx1111xxxxxxxx", InstName.Tst, InstEmit32.Tst, OpCodeT32AluRsImm.Create);
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SetT32("11110x000001xxxx0xxx1111xxxxxxxx", InstName.Tst, InstEmit32.Tst, OpCodeT32AluImm.Create);
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SetT32("111110101000xxxx1111xxxx0100xxxx", InstName.Uadd8, InstEmit32.Uadd8, OpCodeT32AluReg.Create);
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SetT32("111100111100xxxx0xxxxxxxxx0xxxxx", InstName.Ubfx, InstEmit32.Ubfx, OpCodeT32AluBf.Create);
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SetT32("111110111011xxxx1111xxxx1111xxxx", InstName.Udiv, InstEmit32.Udiv, OpCodeT32AluMla.Create);
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SetT32("111110101000xxxx1111xxxx0110xxxx", InstName.Uhadd8, InstEmit32.Uhadd8, OpCodeT32AluReg.Create);
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SetT32("111110101100xxxx1111xxxx0110xxxx", InstName.Uhsub8, InstEmit32.Uhsub8, OpCodeT32AluReg.Create);
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SetT32("111110111110xxxxxxxxxxxx0110xxxx", InstName.Umaal, InstEmit32.Umaal, OpCodeT32AluUmull.Create);
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SetT32("111110111110xxxxxxxxxxxx0000xxxx", InstName.Umlal, InstEmit32.Umlal, OpCodeT32AluUmull.Create);
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SetT32("111110111010xxxxxxxxxxxx0000xxxx", InstName.Umull, InstEmit32.Umull, OpCodeT32AluUmull.Create);
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SetT32("111110101100xxxx1111xxxx0100xxxx", InstName.Usub8, InstEmit32.Usub8, OpCodeT32AluReg.Create);
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SetT32("111110100101xxxx1111xxxx10xxxxxx", InstName.Uxtb, InstEmit32.Uxtb, OpCodeT32AluUx.Create);
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SetT32("111110100011xxxx1111xxxx10xxxxxx", InstName.Uxtb16, InstEmit32.Uxtb16, OpCodeT32AluUx.Create);
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SetT32("111110100001xxxx1111xxxx10xxxxxx", InstName.Uxth, InstEmit32.Uxth, OpCodeT32AluUx.Create);
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@ -363,6 +363,11 @@ namespace ARMeilleure.Instructions
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EmitAluStore(context, res);
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}
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public static void Sadd8(ArmEmitterContext context)
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{
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EmitAddSub8(context, add: true, unsigned: false);
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}
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public static void Sbc(ArmEmitterContext context)
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{
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IOpCode32Alu op = (IOpCode32Alu)context.CurrOp;
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@ -401,17 +406,38 @@ namespace ARMeilleure.Instructions
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public static void Sdiv(ArmEmitterContext context)
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{
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EmitDiv(context, false);
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EmitDiv(context, unsigned: false);
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}
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public static void Sel(ArmEmitterContext context)
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{
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IOpCode32AluReg op = (IOpCode32AluReg)context.CurrOp;
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Operand n = GetIntA32(context, op.Rn);
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Operand m = GetIntA32(context, op.Rm);
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Operand ge0 = context.ZeroExtend8(OperandType.I32, context.Negate(GetFlag(PState.GE0Flag)));
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Operand ge1 = context.ZeroExtend8(OperandType.I32, context.Negate(GetFlag(PState.GE1Flag)));
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Operand ge2 = context.ZeroExtend8(OperandType.I32, context.Negate(GetFlag(PState.GE2Flag)));
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Operand ge3 = context.Negate(GetFlag(PState.GE3Flag));
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Operand mask = context.BitwiseOr(ge0, context.ShiftLeft(ge1, Const(8)));
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mask = context.BitwiseOr(mask, context.ShiftLeft(ge2, Const(16)));
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mask = context.BitwiseOr(mask, context.ShiftLeft(ge3, Const(24)));
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Operand res = context.BitwiseOr(context.BitwiseAnd(n, mask), context.BitwiseAnd(m, context.BitwiseNot(mask)));
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SetIntA32(context, op.Rd, res);
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}
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public static void Shadd8(ArmEmitterContext context)
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{
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EmitHadd8(context, false);
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EmitHadd8(context, unsigned: false);
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}
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public static void Shsub8(ArmEmitterContext context)
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{
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EmitHsub8(context, false);
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EmitHsub8(context, unsigned: false);
|
||||
}
|
||||
|
||||
public static void Ssat(ArmEmitterContext context)
|
||||
|
|
@ -428,6 +454,11 @@ namespace ARMeilleure.Instructions
|
|||
EmitSat16(context, -(1 << op.SatImm), (1 << op.SatImm) - 1);
|
||||
}
|
||||
|
||||
public static void Ssub8(ArmEmitterContext context)
|
||||
{
|
||||
EmitAddSub8(context, add: false, unsigned: false);
|
||||
}
|
||||
|
||||
public static void Sub(ArmEmitterContext context)
|
||||
{
|
||||
IOpCode32Alu op = (IOpCode32Alu)context.CurrOp;
|
||||
|
|
@ -482,6 +513,11 @@ namespace ARMeilleure.Instructions
|
|||
EmitNZFlagsCheck(context, res);
|
||||
}
|
||||
|
||||
public static void Uadd8(ArmEmitterContext context)
|
||||
{
|
||||
EmitAddSub8(context, add: true, unsigned: true);
|
||||
}
|
||||
|
||||
public static void Ubfx(ArmEmitterContext context)
|
||||
{
|
||||
IOpCode32AluBf op = (IOpCode32AluBf)context.CurrOp;
|
||||
|
|
@ -496,17 +532,17 @@ namespace ARMeilleure.Instructions
|
|||
|
||||
public static void Udiv(ArmEmitterContext context)
|
||||
{
|
||||
EmitDiv(context, true);
|
||||
EmitDiv(context, unsigned: true);
|
||||
}
|
||||
|
||||
public static void Uhadd8(ArmEmitterContext context)
|
||||
{
|
||||
EmitHadd8(context, true);
|
||||
EmitHadd8(context, unsigned: true);
|
||||
}
|
||||
|
||||
public static void Uhsub8(ArmEmitterContext context)
|
||||
{
|
||||
EmitHsub8(context, true);
|
||||
EmitHsub8(context, unsigned: true);
|
||||
}
|
||||
|
||||
public static void Usat(ArmEmitterContext context)
|
||||
|
|
@ -523,6 +559,11 @@ namespace ARMeilleure.Instructions
|
|||
EmitSat16(context, 0, (1 << op.SatImm) - 1);
|
||||
}
|
||||
|
||||
public static void Usub8(ArmEmitterContext context)
|
||||
{
|
||||
EmitAddSub8(context, add: false, unsigned: true);
|
||||
}
|
||||
|
||||
public static void Uxtb(ArmEmitterContext context)
|
||||
{
|
||||
EmitSignExtend(context, false, 8);
|
||||
|
|
@ -678,9 +719,40 @@ namespace ARMeilleure.Instructions
|
|||
context.MarkLabel(lblEnd);
|
||||
}
|
||||
|
||||
private static void EmitAddSub8(ArmEmitterContext context, bool add, bool unsigned)
|
||||
{
|
||||
IOpCode32AluReg op = (IOpCode32AluReg)context.CurrOp;
|
||||
|
||||
Operand n = GetIntA32(context, op.Rn);
|
||||
Operand m = GetIntA32(context, op.Rm);
|
||||
|
||||
Operand res = Const(0);
|
||||
|
||||
for (int byteSel = 0; byteSel < 4; byteSel++)
|
||||
{
|
||||
Operand shift = Const(byteSel * 8);
|
||||
|
||||
Operand nByte = context.ShiftRightUI(n, shift);
|
||||
Operand mByte = context.ShiftRightUI(m, shift);
|
||||
|
||||
nByte = unsigned ? context.ZeroExtend8(OperandType.I32, nByte) : context.SignExtend8(OperandType.I32, nByte);
|
||||
mByte = unsigned ? context.ZeroExtend8(OperandType.I32, mByte) : context.SignExtend8(OperandType.I32, mByte);
|
||||
|
||||
Operand resByte = add ? context.Add(nByte, mByte) : context.Subtract(nByte, mByte);
|
||||
|
||||
res = context.BitwiseOr(res, context.ShiftLeft(context.ZeroExtend8(OperandType.I32, resByte), shift));
|
||||
|
||||
SetFlag(context, PState.GE0Flag + byteSel, unsigned && add
|
||||
? context.ShiftRightUI(resByte, Const(8))
|
||||
: context.ShiftRightUI(context.BitwiseNot(resByte), Const(31)));
|
||||
}
|
||||
|
||||
SetIntA32(context, op.Rd, res);
|
||||
}
|
||||
|
||||
private static void EmitHadd8(ArmEmitterContext context, bool unsigned)
|
||||
{
|
||||
OpCode32AluReg op = (OpCode32AluReg)context.CurrOp;
|
||||
IOpCode32AluReg op = (IOpCode32AluReg)context.CurrOp;
|
||||
|
||||
Operand m = GetIntA32(context, op.Rm);
|
||||
Operand n = GetIntA32(context, op.Rn);
|
||||
|
|
@ -710,7 +782,7 @@ namespace ARMeilleure.Instructions
|
|||
|
||||
private static void EmitHsub8(ArmEmitterContext context, bool unsigned)
|
||||
{
|
||||
OpCode32AluReg op = (OpCode32AluReg)context.CurrOp;
|
||||
IOpCode32AluReg op = (IOpCode32AluReg)context.CurrOp;
|
||||
|
||||
Operand m = GetIntA32(context, op.Rm);
|
||||
Operand n = GetIntA32(context, op.Rn);
|
||||
|
|
|
|||
|
|
@ -81,6 +81,7 @@ namespace ARMeilleure.Instructions
|
|||
Sbcs,
|
||||
Sbfm,
|
||||
Sdiv,
|
||||
Sel,
|
||||
Shsub8,
|
||||
Smaddl,
|
||||
Smsubl,
|
||||
|
|
@ -519,6 +520,7 @@ namespace ARMeilleure.Instructions
|
|||
Revsh,
|
||||
Rsb,
|
||||
Rsc,
|
||||
Sadd8,
|
||||
Sbfx,
|
||||
Shadd8,
|
||||
Smla__,
|
||||
|
|
@ -529,6 +531,7 @@ namespace ARMeilleure.Instructions
|
|||
Smmls,
|
||||
Smul__,
|
||||
Smmul,
|
||||
Ssub8,
|
||||
Stl,
|
||||
Stlb,
|
||||
Stlex,
|
||||
|
|
@ -550,6 +553,7 @@ namespace ARMeilleure.Instructions
|
|||
Teq,
|
||||
Trap,
|
||||
Tst,
|
||||
Uadd8,
|
||||
Ubfx,
|
||||
Uhadd8,
|
||||
Uhsub8,
|
||||
|
|
@ -558,6 +562,7 @@ namespace ARMeilleure.Instructions
|
|||
Umull,
|
||||
Usat,
|
||||
Usat16,
|
||||
Usub8,
|
||||
Uxtb,
|
||||
Uxtb16,
|
||||
Uxth,
|
||||
|
|
|
|||
|
|
@ -4,6 +4,10 @@ namespace ARMeilleure.State
|
|||
{
|
||||
TFlag = 5,
|
||||
EFlag = 9,
|
||||
GE0Flag = 16,
|
||||
GE1Flag = 17,
|
||||
GE2Flag = 18,
|
||||
GE3Flag = 19,
|
||||
QFlag = 27,
|
||||
VFlag = 28,
|
||||
CFlag = 29,
|
||||
|
|
|
|||
|
|
@ -456,6 +456,10 @@ namespace Ryujinx.Tests.Cpu
|
|||
|
||||
Assert.Multiple(() =>
|
||||
{
|
||||
Assert.That(_context.GetPstateFlag(PState.GE0Flag), Is.EqualTo((_unicornEmu.CPSR & (1u << 16)) != 0), "GE0Flag");
|
||||
Assert.That(_context.GetPstateFlag(PState.GE1Flag), Is.EqualTo((_unicornEmu.CPSR & (1u << 17)) != 0), "GE1Flag");
|
||||
Assert.That(_context.GetPstateFlag(PState.GE2Flag), Is.EqualTo((_unicornEmu.CPSR & (1u << 18)) != 0), "GE2Flag");
|
||||
Assert.That(_context.GetPstateFlag(PState.GE3Flag), Is.EqualTo((_unicornEmu.CPSR & (1u << 19)) != 0), "GE3Flag");
|
||||
Assert.That(_context.GetPstateFlag(PState.QFlag), Is.EqualTo(_unicornEmu.QFlag), "QFlag");
|
||||
Assert.That(_context.GetPstateFlag(PState.VFlag), Is.EqualTo(_unicornEmu.OverflowFlag), "VFlag");
|
||||
Assert.That(_context.GetPstateFlag(PState.CFlag), Is.EqualTo(_unicornEmu.CarryFlag), "CFlag");
|
||||
|
|
|
|||
|
|
@ -10,6 +10,21 @@ namespace Ryujinx.Tests.Cpu
|
|||
#if Alu32
|
||||
|
||||
#region "ValueSource (Opcodes)"
|
||||
private static uint[] _SU_H_AddSub_8_()
|
||||
{
|
||||
return new uint[]
|
||||
{
|
||||
0xe6100f90u, // SADD8 R0, R0, R0
|
||||
0xe6100ff0u, // SSUB8 R0, R0, R0
|
||||
0xe6300f90u, // SHADD8 R0, R0, R0
|
||||
0xe6300ff0u, // SHSUB8 R0, R0, R0
|
||||
0xe6500f90u, // UADD8 R0, R0, R0
|
||||
0xe6500ff0u, // USUB8 R0, R0, R0
|
||||
0xe6700f90u, // UHADD8 R0, R0, R0
|
||||
0xe6700ff0u // UHSUB8 R0, R0, R0
|
||||
};
|
||||
}
|
||||
|
||||
private static uint[] _Ssat_Usat_()
|
||||
{
|
||||
return new uint[]
|
||||
|
|
@ -150,15 +165,14 @@ namespace Ryujinx.Tests.Cpu
|
|||
}
|
||||
|
||||
[Test, Pairwise]
|
||||
public void Uhadd8([Values(0u, 0xdu)] uint rd,
|
||||
public void SU_H_AddSub_8([ValueSource("_SU_H_AddSub_8_")] uint opcode,
|
||||
[Values(0u, 0xdu)] uint rd,
|
||||
[Values(1u)] uint rm,
|
||||
[Values(2u)] uint rn,
|
||||
[Random(RndCnt)] uint w0,
|
||||
[Random(RndCnt)] uint w1,
|
||||
[Random(RndCnt)] uint w2)
|
||||
{
|
||||
uint opcode = 0xE6700F90u; // UHADD8 R0, R0, R0
|
||||
|
||||
opcode |= ((rm & 15) << 0) | ((rd & 15) << 12) | ((rn & 15) << 16);
|
||||
|
||||
uint sp = TestContext.CurrentContext.Random.NextUInt();
|
||||
|
|
@ -169,20 +183,24 @@ namespace Ryujinx.Tests.Cpu
|
|||
}
|
||||
|
||||
[Test, Pairwise]
|
||||
public void Uhsub8([Values(0u, 0xdu)] uint rd,
|
||||
public void Uadd8_Sel([Values(0u)] uint rd,
|
||||
[Values(1u)] uint rm,
|
||||
[Values(2u)] uint rn,
|
||||
[Random(RndCnt)] uint w0,
|
||||
[Random(RndCnt)] uint w1,
|
||||
[Random(RndCnt)] uint w2)
|
||||
{
|
||||
uint opcode = 0xE6700FF0u; // UHSUB8 R0, R0, R0
|
||||
uint opUadd8 = 0xE6500F90; // UADD8 R0, R0, R0
|
||||
uint opSel = 0xE6800FB0; // SEL R0, R0, R0
|
||||
|
||||
opcode |= ((rm & 15) << 0) | ((rd & 15) << 12) | ((rn & 15) << 16);
|
||||
opUadd8 |= ((rm & 15) << 0) | ((rd & 15) << 12) | ((rn & 15) << 16);
|
||||
opSel |= ((rm & 15) << 0) | ((rd & 15) << 12) | ((rn & 15) << 16);
|
||||
|
||||
uint sp = TestContext.CurrentContext.Random.NextUInt();
|
||||
|
||||
SingleOpcode(opcode, r0: w0, r1: w1, r2: w2, sp: sp);
|
||||
SetContext(r0: w0, r1: w1, r2: w2);
|
||||
Opcode(opUadd8);
|
||||
Opcode(opSel);
|
||||
Opcode(0xE12FFF1E); // BX LR
|
||||
ExecuteOpcodes();
|
||||
|
||||
CompareAgainstUnicorn();
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue