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Implement some 32-bit Thumb instructions (#3614)

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* Implement some 32-bit Thumb instructions

* Optimize OpCode32MemMult using PopCount
This commit is contained in:
gdkchan 2022-08-25 06:59:34 -03:00 • committed by GitHub
parent b994dafe7a
commit eba682b767
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GPG key ID: 4AEE18F83AFDEB23
13 changed files with 190 additions and 15 deletions
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10
ARMeilleure/Decoders/OpCodeTable.cs
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@ -1070,14 +1070,19 @@ namespace ARMeilleure.Decoders
SetT32("11110x011011xxxx0xxx1111xxxxxxxx", InstName.Cmp, InstEmit32.Cmp, OpCodeT32AluImm.Create);
SetT32("11101010100<xxxx0xxx<<<<xxxxxxxx", InstName.Eor, InstEmit32.Eor, OpCodeT32AluRsImm.Create);
SetT32("11110x00100<xxxx0xxx<<<<xxxxxxxx", InstName.Eor, InstEmit32.Eor, OpCodeT32AluImm.Create);
SetT32("111010001101xxxxxxxx111111101111", InstName.Ldaex, InstEmit32.Ldaex, OpCodeT32MemLdEx.Create);
SetT32("1110100010x1xxxxxxxxxxxxxxxxxxxx", InstName.Ldm, InstEmit32.Ldm, OpCodeT32MemMult.Create);
SetT32("1110100100x1xxxxxxxxxxxxxxxxxxxx", InstName.Ldm, InstEmit32.Ldm, OpCodeT32MemMult.Create);
SetT32("111110000101xxxx<<<<10x1xxxxxxxx", InstName.Ldr, InstEmit32.Ldr, OpCodeT32MemImm8.Create);
SetT32("111110000101xxxx<<<<1100xxxxxxxx", InstName.Ldr, InstEmit32.Ldr, OpCodeT32MemImm8.Create);
SetT32("111110000101xxxx<<<<11x1xxxxxxxx", InstName.Ldr, InstEmit32.Ldr, OpCodeT32MemImm8.Create);
SetT32("111110001101xxxxxxxxxxxxxxxxxxxx", InstName.Ldr, InstEmit32.Ldr, OpCodeT32MemImm12.Create);
SetT32("111110000101<<<<xxxx000000xxxxxx", InstName.Ldr, InstEmit32.Ldr, OpCodeT32MemRsImm.Create);
SetT32("111110000001xxxx<<<<10x1xxxxxxxx", InstName.Ldrb, InstEmit32.Ldrb, OpCodeT32MemImm8.Create);
SetT32("111110000001xxxx<<<<1100xxxxxxxx", InstName.Ldrb, InstEmit32.Ldrb, OpCodeT32MemImm8.Create);
SetT32("111110000001xxxx<<<<11x1xxxxxxxx", InstName.Ldrb, InstEmit32.Ldrb, OpCodeT32MemImm8.Create);
SetT32("111110001001xxxxxxxxxxxxxxxxxxxx", InstName.Ldrb, InstEmit32.Ldrb, OpCodeT32MemImm12.Create);
SetT32("1110100>x1>1<<<<xxxxxxxxxxxxxxxx", InstName.Ldrd, InstEmit32.Ldrd, OpCodeT32MemImm8D.Create);
SetT32("111110000011xxxx<<<<10x1xxxxxxxx", InstName.Ldrh, InstEmit32.Ldrh, OpCodeT32MemImm8.Create);
SetT32("111110000011xxxx<<<<1100xxxxxxxx", InstName.Ldrh, InstEmit32.Ldrh, OpCodeT32MemImm8.Create);
SetT32("111110000011xxxx<<<<11x1xxxxxxxx", InstName.Ldrh, InstEmit32.Ldrh, OpCodeT32MemImm8.Create);
@ -1102,10 +1107,15 @@ namespace ARMeilleure.Decoders
SetT32("11110x01110xxxxx0xxxxxxxxxxxxxxx", InstName.Rsb, InstEmit32.Rsb, OpCodeT32AluImm.Create);
SetT32("11101011011xxxxx0xxxxxxxxxxxxxxx", InstName.Sbc, InstEmit32.Sbc, OpCodeT32AluRsImm.Create);
SetT32("11110x01011xxxxx0xxxxxxxxxxxxxxx", InstName.Sbc, InstEmit32.Sbc, OpCodeT32AluImm.Create);
SetT32("111010001100xxxxxxxx11111110xxxx", InstName.Stlex, InstEmit32.Stlex, OpCodeT32MemStEx.Create);
SetT32("1110100010x0xxxx0xxxxxxxxxxxxxxx", InstName.Stm, InstEmit32.Stm, OpCodeT32MemMult.Create);
SetT32("1110100100x0xxxx0xxxxxxxxxxxxxxx", InstName.Stm, InstEmit32.Stm, OpCodeT32MemMult.Create);
SetT32("111110000100xxxxxxxx1<<>xxxxxxxx", InstName.Str, InstEmit32.Str, OpCodeT32MemImm8.Create);
SetT32("111110001100xxxxxxxxxxxxxxxxxxxx", InstName.Str, InstEmit32.Str, OpCodeT32MemImm12.Create);
SetT32("111110000100<<<<xxxx000000xxxxxx", InstName.Str, InstEmit32.Str, OpCodeT32MemRsImm.Create);
SetT32("111110000000xxxxxxxx1<<>xxxxxxxx", InstName.Strb, InstEmit32.Strb, OpCodeT32MemImm8.Create);
SetT32("111110001000xxxxxxxxxxxxxxxxxxxx", InstName.Strb, InstEmit32.Strb, OpCodeT32MemImm12.Create);
SetT32("1110100>x1>0<<<<xxxxxxxxxxxxxxxx", InstName.Strd, InstEmit32.Strd, OpCodeT32MemImm8D.Create);
SetT32("111110000010xxxxxxxx1<<>xxxxxxxx", InstName.Strh, InstEmit32.Strh, OpCodeT32MemImm8.Create);
SetT32("111110001010xxxxxxxxxxxxxxxxxxxx", InstName.Strh, InstEmit32.Strh, OpCodeT32MemImm12.Create);
SetT32("11101011101<xxxx0xxx<<<<xxxxxxxx", InstName.Sub, InstEmit32.Sub, OpCodeT32AluRsImm.Create);