diff options
author | Jeff Law <law@redhat.com> | 1998-07-06 21:41:06 +0000 |
---|---|---|
committer | Jeff Law <law@redhat.com> | 1998-07-06 21:41:06 +0000 |
commit | 3e75ff7efdc9adfeaf2bfd73c5424f960fd22893 (patch) | |
tree | b62b7d5461c112e70177f33a180a08fcd9b4532a /sim/mn10300/am33.igen | |
parent | 53fc3515823918c241b22f3b269a957a7155ecfe (diff) | |
download | gdb-3e75ff7efdc9adfeaf2bfd73c5424f960fd22893.zip gdb-3e75ff7efdc9adfeaf2bfd73c5424f960fd22893.tar.gz gdb-3e75ff7efdc9adfeaf2bfd73c5424f960fd22893.tar.bz2 |
* am33.igen: Add many more am33 instructions.
Diffstat (limited to 'sim/mn10300/am33.igen')
-rw-r--r-- | sim/mn10300/am33.igen | 2011 |
1 files changed, 1927 insertions, 84 deletions
diff --git a/sim/mn10300/am33.igen b/sim/mn10300/am33.igen index 6e1e3b9..4525099 100644 --- a/sim/mn10300/am33.igen +++ b/sim/mn10300/am33.igen @@ -41,7 +41,7 @@ // 1111 0000 0011 Am00; mov Am,USP 8.0xf0+4.0x3,2.AM1,00:D0q:::mov "mov" -// end-sanitize-am33 +*am33 { PC = cia; State.regs[REG_USP] = State.regs[REG_A0 + AM1]; @@ -50,7 +50,7 @@ // 1111 0000 0011 Am01; mov Am,SSP 8.0xf0+4.0x3,2.AM1,01:D0r:::mov "mov" -// end-sanitize-am33 +*am33 { PC = cia; State.regs[REG_SSP] = State.regs[REG_A0 + AM1]; @@ -59,7 +59,7 @@ // 1111 0000 0011 Am10; mov Am,MSP 8.0xf0+4.0x3,2.AM1,10:D0s:::mov "mov" -// end-sanitize-am33 +*am33 { PC = cia; State.regs[REG_MSP] = State.regs[REG_A0 + AM1]; @@ -170,6 +170,7 @@ // 1111 1000 1100 1110 regs....; movm (USP),regs 8.0xf8+8.0xce+8.REGS:D1a:::movm "movm" +*am33 { unsigned long usp = State.regs[REG_USP]; unsigned long mask; @@ -262,6 +263,7 @@ // 1111 1000 1100 1111 regs....; movm (USP),regs 8.0xf8+8.0xcf+8.REGS:D1b:::movm "movm" +*am33 { unsigned long usp = State.regs[REG_USP]; unsigned long mask; @@ -1227,7 +1229,7 @@ // 1111 1001 0000 1010 Rm Rn; mov (Rm),Rn -8.0xf9+8.0x0a+4.RM2,4.RN0:D1h:::mov +8.0xf9+8.0x0a+4.RN2,4.RM0:D1h:::mov "mov" *am33 { @@ -1235,26 +1237,19 @@ PC = cia; - if (RM2 > 7 && RM2 < 12) - srcreg = REG_A0 + RM2 - 8; - else if (RM2 > 11 && RM2 < 16) - srcreg = REG_D0 + RM2 - 12; - else - srcreg = REG_E0 + RM2; - - if (RN0 > 7 && RN0 < 12) - dstreg = REG_A0 + RN0 - 8; - else if (RN0 > 11 && RN0 < 16) - dstreg = REG_D0 + RN0 - 12; + if (RM0 > 7 && RM0 < 12) + srcreg = REG_A0 + RM0 - 8; + else if (RM0 > 11 && RM0 < 16) + srcreg = REG_D0 + RM0 - 12; else - dstreg = REG_E0 + RN0; + srcreg = REG_E0 + RM0; - if (RN0 > 7 && RN0 < 12) - dstreg = REG_A0 + RN0 - 8; - else if (RN0 > 11 && RN0 < 16) - dstreg = REG_D0 + RN0 - 12; + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; else - dstreg = REG_E0 + RN0; + dstreg = REG_E0 + RN2; State.regs[dstreg] = load_word (State.regs[srcreg]); } @@ -1282,18 +1277,11 @@ else dstreg = REG_E0 + RN0; - if (RN0 > 7 && RN0 < 12) - dstreg = REG_A0 + RN0 - 8; - else if (RN0 > 11 && RN0 < 16) - dstreg = REG_D0 + RN0 - 12; - else - dstreg = REG_E0 + RN0; - store_word (State.regs[dstreg], State.regs[srcreg]); } // 1111 1001 0010 1010 Rm Rn; movbu (Rm),Rn -8.0xf9+8.0x2a+4.RM2,4.RN0:D1g:::movbu +8.0xf9+8.0x2a+4.RN2,4.RM0:D1g:::movbu "movbu" *am33 { @@ -1301,26 +1289,19 @@ PC = cia; - if (RM2 > 7 && RM2 < 12) - srcreg = REG_A0 + RM2 - 8; - else if (RM2 > 11 && RM2 < 16) - srcreg = REG_D0 + RM2 - 12; - else - srcreg = REG_E0 + RM2; - - if (RN0 > 7 && RN0 < 12) - dstreg = REG_A0 + RN0 - 8; - else if (RN0 > 11 && RN0 < 16) - dstreg = REG_D0 + RN0 - 12; + if (RM0 > 7 && RM0 < 12) + srcreg = REG_A0 + RM0 - 8; + else if (RM0 > 11 && RM0 < 16) + srcreg = REG_D0 + RM0 - 12; else - dstreg = REG_E0 + RN0; + srcreg = REG_E0 + RM0; - if (RN0 > 7 && RN0 < 12) - dstreg = REG_A0 + RN0 - 8; - else if (RN0 > 11 && RN0 < 16) - dstreg = REG_D0 + RN0 - 12; + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; else - dstreg = REG_E0 + RN0; + dstreg = REG_E0 + RN2; State.regs[dstreg] = load_byte (State.regs[srcreg]); } @@ -1348,18 +1329,11 @@ else dstreg = REG_E0 + RN0; - if (RN0 > 7 && RN0 < 12) - dstreg = REG_A0 + RN0 - 8; - else if (RN0 > 11 && RN0 < 16) - dstreg = REG_D0 + RN0 - 12; - else - dstreg = REG_E0 + RN0; - store_byte (State.regs[dstreg], State.regs[srcreg]); } // 1111 1001 0100 1010 Rm Rn; movhu (Rm),Rn -8.0xf9+8.0x4a+4.RM2,4.RN0:D1g:::movhu +8.0xf9+8.0x4a+4.RN2,4.RM0:D1g:::movhu "movhu" *am33 { @@ -1367,26 +1341,19 @@ PC = cia; - if (RM2 > 7 && RM2 < 12) - srcreg = REG_A0 + RM2 - 8; - else if (RM2 > 11 && RM2 < 16) - srcreg = REG_D0 + RM2 - 12; - else - srcreg = REG_E0 + RM2; - - if (RN0 > 7 && RN0 < 12) - dstreg = REG_A0 + RN0 - 8; - else if (RN0 > 11 && RN0 < 16) - dstreg = REG_D0 + RN0 - 12; + if (RM0 > 7 && RM0 < 12) + srcreg = REG_A0 + RM0 - 8; + else if (RM0 > 11 && RM0 < 16) + srcreg = REG_D0 + RM0 - 12; else - dstreg = REG_E0 + RN0; + srcreg = REG_E0 + RM0; - if (RN0 > 7 && RN0 < 12) - dstreg = REG_A0 + RN0 - 8; - else if (RN0 > 11 && RN0 < 16) - dstreg = REG_D0 + RN0 - 12; + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; else - dstreg = REG_E0 + RN0; + dstreg = REG_E0 + RN2; State.regs[dstreg] = load_half (State.regs[srcreg]); } @@ -1414,13 +1381,6 @@ else dstreg = REG_E0 + RN0; - if (RN0 > 7 && RN0 < 12) - dstreg = REG_A0 + RN0 - 8; - else if (RN0 > 11 && RN0 < 16) - dstreg = REG_D0 + RN0 - 12; - else - dstreg = REG_E0 + RN0; - store_half (State.regs[dstreg], State.regs[srcreg]); } @@ -1941,11 +1901,32 @@ PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0)); } -// ??? btst +// 1111 1011 1110 1001 Rn Rn IMM8; btst imm8,Rn +8.0xfb+8.0xe9+4.RN2,4.RM0=RN2+8.IMM8:D2l:::btst +"btst" +*am33 +{ + int srcreg; + + PC = cia; + + if (RM0 > 7 && RM0 < 12) + srcreg = REG_A0 + RM0 - 8; + else if (RM0 > 11 && RM0 < 16) + srcreg = REG_D0 + RM0 - 12; + else + srcreg = REG_E0 + RM0; + + genericBtst(IMM8, State.regs[srcreg]); + +} + +// XYZ // 1111 1011 0000 1010 Rn Rm IMM8; mov (d8,Rm),Rn 8.0xfb+8.0x0a+4.RN2,4.RM0+8.IMM8:D2l:::mov "mov" +*am33 { int srcreg, dstreg; @@ -2204,13 +2185,23 @@ store_half (State.regs[REG_SP] + EXTEND8 (IMM8), State.regs[srcreg]); } +// ??? movhu +// ??? movhu +// ??? mac +// ??? macu +// ??? macb +// ??? macbu +// ??? mach +// ??? machu +// ??? mcste + // 1111 1011 0111 1100 Rm Rn Rd; add Rm,Rn,Rd 8.0xfb+8.0x7c+4.RM2,4.RN0+4.RD0,4.0x0:D2c:::add "add" *am33 { int z, c, n, v; - unsigned long sum; + unsigned long sum, source1, source2; int srcreg1, srcreg2, dstreg; PC = cia; @@ -2236,6 +2227,8 @@ else dstreg = REG_E0 + RD0; + source1 = State.regs[srcreg1]; + source2 = State.regs[srcreg2]; sum = source1 + source2; State.regs[dstreg] = sum; @@ -2250,6 +2243,564 @@ | (c ? PSW_C : 0) | (v ? PSW_V : 0)); } +// 1111 1011 1000 1100 Rm Rn Rd; addc Rm,Rn,Rd +8.0xfb+8.0x8c+4.RM2,4.RN0+4.RD0,4.0x0:D2c:::addc +"addc" +*am33 +{ + int z, c, n, v; + unsigned long sum, source1, source2; + int srcreg1, srcreg2, dstreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg1 = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg1 = REG_D0 + RM2 - 12; + else + srcreg1 = REG_E0 + RM2; + + if (RN0 > 7 && RN0 < 12) + srcreg2 = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + srcreg2 = REG_D0 + RN0 - 12; + else + srcreg2 = REG_E0 + RN0; + + if (RD0 > 7 && RD0 < 12) + dstreg = REG_A0 + RD0 - 8; + else if (RD0 > 11 && RD0 < 16) + dstreg = REG_D0 + RD0 - 12; + else + dstreg = REG_E0 + RD0; + + source1 = State.regs[srcreg1]; + source2 = State.regs[srcreg2]; + sum = source1 + source2 + ((PSW & PSW_C) != 0); + State.regs[dstreg] = sum; + + z = (sum == 0); + n = (sum & 0x80000000); + c = (sum < source1) || (sum < source2); + v = ((source1 & 0x80000000) == (source2 & 0x80000000) + && (source1 & 0x80000000) != (sum & 0x80000000)); + + PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V); + PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0) + | (c ? PSW_C : 0) | (v ? PSW_V : 0)); +} + +// 1111 1011 1001 1100 Rm Rn Rd; sub Rm,Rn,Rd +8.0xfb+8.0x9c+4.RM2,4.RN0+4.RD0,4.0x0:D2c:::sub +"sub" +*am33 +{ + int z, c, n, v; + unsigned long difference, source1, source2; + int srcreg1, srcreg2, dstreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg1 = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg1 = REG_D0 + RM2 - 12; + else + srcreg1 = REG_E0 + RM2; + + if (RN0 > 7 && RN0 < 12) + srcreg2 = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + srcreg2 = REG_D0 + RN0 - 12; + else + srcreg2 = REG_E0 + RN0; + + if (RD0 > 7 && RD0 < 12) + dstreg = REG_A0 + RD0 - 8; + else if (RD0 > 11 && RD0 < 16) + dstreg = REG_D0 + RD0 - 12; + else + dstreg = REG_E0 + RD0; + + source1 = State.regs[srcreg1]; + source2 = State.regs[srcreg2]; + difference = source2 - source1; + State.regs[dstreg] = difference; + + z = (difference == 0); + n = (difference & 0x80000000); + c = (source1 > source1); + v = ((source1 & 0x80000000) == (source2 & 0x80000000) + && (source1 & 0x80000000) != (difference & 0x80000000)); + + PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V); + PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0) + | (c ? PSW_C : 0) | (v ? PSW_V : 0)); +} + +// 1111 1011 1010 1100 Rm Rn Rd; subc Rm,Rn,Rd +8.0xfb+8.0xac+4.RM2,4.RN0+4.RD0,4.0x0:D2c:::subc +"subc" +*am33 +{ + int z, c, n, v; + unsigned long difference, source1, source2; + int srcreg1, srcreg2, dstreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg1 = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg1 = REG_D0 + RM2 - 12; + else + srcreg1 = REG_E0 + RM2; + + if (RN0 > 7 && RN0 < 12) + srcreg2 = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + srcreg2 = REG_D0 + RN0 - 12; + else + srcreg2 = REG_E0 + RN0; + + if (RD0 > 7 && RD0 < 12) + dstreg = REG_A0 + RD0 - 8; + else if (RD0 > 11 && RD0 < 16) + dstreg = REG_D0 + RD0 - 12; + else + dstreg = REG_E0 + RD0; + + source1 = State.regs[srcreg1]; + source2 = State.regs[srcreg2]; + difference = source2 - source1 - ((PSW & PSW_C) != 0); + State.regs[dstreg] = difference; + + z = (difference == 0); + n = (difference & 0x80000000); + c = (source1 > source2); + v = ((source1 & 0x80000000) == (source2 & 0x80000000) + && (source1 & 0x80000000) != (difference & 0x80000000)); + + PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V); + PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0) + | (c ? PSW_C : 0) | (v ? PSW_V : 0)); +} + +// 1111 1011 0000 1101 Rm Rn Rd; and Rm,Rn,Rd +8.0xfb+8.0x0d+4.RM2,4.RN0+4.RD0,4.0x0:D2c:::and +"and" +*am33 +{ + int z, c, n, v; + int srcreg1, srcreg2, dstreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg1 = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg1 = REG_D0 + RM2 - 12; + else + srcreg1 = REG_E0 + RM2; + + if (RN0 > 7 && RN0 < 12) + srcreg2 = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + srcreg2 = REG_D0 + RN0 - 12; + else + srcreg2 = REG_E0 + RN0; + + if (RD0 > 7 && RD0 < 12) + dstreg = REG_A0 + RD0 - 8; + else if (RD0 > 11 && RD0 < 16) + dstreg = REG_D0 + RD0 - 12; + else + dstreg = REG_E0 + RD0; + + State.regs[dstreg] = State.regs[srcreg1] & State.regs[srcreg2]; + + z = (State.regs[dstreg] == 0); + n = (State.regs[dstreg] & 0x80000000); + + PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V); + PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)); +} + +// 1111 1011 0001 1101 Rm Rn Rd; or Rm,Rn,Rd +8.0xfb+8.0x1d+4.RM2,4.RN0+4.RD0,4.0x0:D2c:::or +"or" +*am33 +{ + int z, c, n, v; + int srcreg1, srcreg2, dstreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg1 = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg1 = REG_D0 + RM2 - 12; + else + srcreg1 = REG_E0 + RM2; + + if (RN0 > 7 && RN0 < 12) + srcreg2 = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + srcreg2 = REG_D0 + RN0 - 12; + else + srcreg2 = REG_E0 + RN0; + + if (RD0 > 7 && RD0 < 12) + dstreg = REG_A0 + RD0 - 8; + else if (RD0 > 11 && RD0 < 16) + dstreg = REG_D0 + RD0 - 12; + else + dstreg = REG_E0 + RD0; + + State.regs[dstreg] = State.regs[srcreg1] | State.regs[srcreg2]; + + z = (State.regs[dstreg] == 0); + n = (State.regs[dstreg] & 0x80000000); + + PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V); + PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)); +} + +// 1111 1011 0010 1101 Rm Rn Rd; xor Rm,Rn,Rd +8.0xfb+8.0x2d+4.RM2,4.RN0+4.RD0,4.0x0:D2c:::xor +"xor" +*am33 +{ + int z, c, n, v; + int srcreg1, srcreg2, dstreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg1 = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg1 = REG_D0 + RM2 - 12; + else + srcreg1 = REG_E0 + RM2; + + if (RN0 > 7 && RN0 < 12) + srcreg2 = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + srcreg2 = REG_D0 + RN0 - 12; + else + srcreg2 = REG_E0 + RN0; + + if (RD0 > 7 && RD0 < 12) + dstreg = REG_A0 + RD0 - 8; + else if (RD0 > 11 && RD0 < 16) + dstreg = REG_D0 + RD0 - 12; + else + dstreg = REG_E0 + RD0; + + State.regs[dstreg] = State.regs[srcreg1] ^ State.regs[srcreg2]; + + z = (State.regs[dstreg] == 0); + n = (State.regs[dstreg] & 0x80000000); + + PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V); + PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)); +} + +// 1111 1011 0100 1101 Rm Rn Rd; asr Rm,Rn,Rd +8.0xfb+8.0x4d+4.RM2,4.RN0+4.RD0,4.0x0:D2c:::asr +"asr" +*am33 +{ + int z, c, n, v; + long temp; + int srcreg1, srcreg2, dstreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg1 = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg1 = REG_D0 + RM2 - 12; + else + srcreg1 = REG_E0 + RM2; + + if (RN0 > 7 && RN0 < 12) + srcreg2 = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + srcreg2 = REG_D0 + RN0 - 12; + else + srcreg2 = REG_E0 + RN0; + + if (RD0 > 7 && RD0 < 12) + dstreg = REG_A0 + RD0 - 8; + else if (RD0 > 11 && RD0 < 16) + dstreg = REG_D0 + RD0 - 12; + else + dstreg = REG_E0 + RD0; + + temp = State.regs[srcreg2]; + c = temp & 1; + temp >>= State.regs[srcreg1]; + State.regs[dstreg] = temp; + + z = (State.regs[dstreg] == 0); + n = (State.regs[dstreg] & 0x80000000); + + PSW &= ~(PSW_Z | PSW_N | PSW_C); + PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)); +} + +// 1111 1011 0101 1101 Rm Rn Rd; lsr Rm,Rn,Rd +8.0xfb+8.0x5d+4.RM2,4.RN0+4.RD0,4.0x0:D2c:::lsr +"lsr" +*am33 +{ + int z, c, n, v; + int srcreg1, srcreg2, dstreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg1 = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg1 = REG_D0 + RM2 - 12; + else + srcreg1 = REG_E0 + RM2; + + if (RN0 > 7 && RN0 < 12) + srcreg2 = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + srcreg2 = REG_D0 + RN0 - 12; + else + srcreg2 = REG_E0 + RN0; + + if (RD0 > 7 && RD0 < 12) + dstreg = REG_A0 + RD0 - 8; + else if (RD0 > 11 && RD0 < 16) + dstreg = REG_D0 + RD0 - 12; + else + dstreg = REG_E0 + RD0; + + c = State.regs[srcreg2] & 1; + State.regs[dstreg] = State.regs[srcreg2] >> State.regs[srcreg1]; + + z = (State.regs[dstreg] == 0); + n = (State.regs[dstreg] & 0x80000000); + + PSW &= ~(PSW_Z | PSW_N | PSW_C); + PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)); +} + +// 1111 1011 0110 1101 Rm Rn Rd; asl Rm,Rn,Rd +8.0xfb+8.0x6d+4.RM2,4.RN0+4.RD0,4.0x0:D2c:::asl +"asl" +*am33 +{ + int z, c, n, v; + int srcreg1, srcreg2, dstreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg1 = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg1 = REG_D0 + RM2 - 12; + else + srcreg1 = REG_E0 + RM2; + + if (RN0 > 7 && RN0 < 12) + srcreg2 = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + srcreg2 = REG_D0 + RN0 - 12; + else + srcreg2 = REG_E0 + RN0; + + if (RD0 > 7 && RD0 < 12) + dstreg = REG_A0 + RD0 - 8; + else if (RD0 > 11 && RD0 < 16) + dstreg = REG_D0 + RD0 - 12; + else + dstreg = REG_E0 + RD0; + + State.regs[dstreg] = State.regs[srcreg2] << State.regs[srcreg1];; + + z = (State.regs[dstreg] == 0); + n = (State.regs[dstreg] & 0x80000000); + + PSW &= ~(PSW_Z | PSW_N | PSW_C); + PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0)); +} + +// mul +// mulu +// mov +// mov +// movbu +// movbu +// movhu +// movhu +// mov +// mov +// movbu +// movbu +// movhu +// movhu +// mac +// macu +// macb +// macbu +// mach +// machu +// dmach +// dmachu +// dmulh +// dmulhu +// sat24 +// bsch + +// 1111 1101 0000 1000 Rn Rn IMM32; mov imm24,Rn +8.0xfd+8.0x08+4.RM2,4.RN0=RM2+8.IMM24A+8.IMM24B+8.IMM24C:D4t:::mov +"mov" +*am33 +{ + int dstreg; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + State.regs[dstreg] = EXTEND24 (FETCH24 (IMM24A, IMM24B, IMM24C)); +} + +// 1111 1101 0001 1000 Rn Rn IMM32; movu imm24,Rn +8.0xfd+8.0x18+4.RM2,4.RN0=RM2+8.IMM24A+8.IMM24B+8.IMM24C:D4k:::movu +"movu" +*am33 +{ + int dstreg; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + State.regs[dstreg] = FETCH24 (IMM24A, IMM24B, IMM24C) & 0xffffff; +} + +// 1111 1101 0111 1000 Rn Rn IMM32; add imm24,Rn +8.0xfd+8.0x78+4.RM2,4.RN0=RM2+8.IMM24A+8.IMM24B+8.IMM24C:D4c:::add +"add" +*am33 +{ + int dstreg; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + genericAdd (FETCH24 (IMM24A, IMM24B, IMM24C), dstreg); +} + +// 1111 1101 1000 1000 Rn Rn IMM32; addc imm24,Rn +8.0xfd+8.0x88+4.RM2,4.RN0=RM2+8.IMM24A+8.IMM24B+8.IMM24C:D4b:::addc +"addc" +*am33 +{ + int dstreg, z, n, c, v; + unsigned long sum, imm, reg2; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + imm = EXTEND24 (FETCH24 (IMM24A, IMM24B, IMM24C)); + reg2 = State.regs[dstreg]; + sum = imm + reg2 + ((PSW & PSW_C) != 0); + State.regs[dstreg] = sum; + + z = (sum == 0); + n = (sum & 0x80000000); + c = (sum < imm) || (sum < reg2); + v = ((reg2 & 0x80000000) == (imm & 0x80000000) + && (reg2 & 0x80000000) != (sum & 0x80000000)); + + PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V); + PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0) + | (c ? PSW_C : 0) | (v ? PSW_V : 0)); +} + +// 1111 1101 1001 1000 Rn Rn IMM32; sub imm24,Rn +8.0xfd+8.0x98+4.RM2,4.RN0=RM2+8.IMM24A+8.IMM24B+8.IMM24C:D4b:::sub +"sub" +*am33 +{ + int dstreg; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + genericSub (FETCH24 (IMM24A, IMM24B, IMM24C), dstreg); +} + +// 1111 1101 1010 1000 Rn Rn IMM32; subc imm24,Rn +8.0xfd+8.0xa8+4.RM2,4.RN0=RM2+8.IMM24A+8.IMM24B+8.IMM24C:D4b:::subc +"subc" +*am33 +{ + int dstreg, z, n, c, v; + unsigned long difference, imm, reg2; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + imm = EXTEND24 (FETCH24 (IMM24A, IMM24B, IMM24C)); + reg2 = State.regs[dstreg]; + difference = reg2 - imm - ((PSW & PSW_C) != 0); + State.regs[dstreg] = difference; + + z = (difference == 0); + n = (difference & 0x80000000); + c = (imm > reg2); + v = ((reg2 & 0x80000000) == (imm & 0x80000000) + && (reg2 & 0x80000000) != (difference & 0x80000000)); + + PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V); + PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0) + | (c ? PSW_C : 0) | (v ? PSW_V : 0)); +} + // 1111 1101 1101 1000 Rn Rn IMM32; cmp imm24,Rn 8.0xfd+8.0xd8+4.RM2,4.RN0=RM2+8.IMM24A+8.IMM24B+8.IMM24C:D4b:::cmp "cmp" @@ -2266,9 +2817,608 @@ else srcreg = REG_E0 + RN0; - genericCmp (FETCH24(IMM24A, IMM24B, IMM24C), State.regs[srcreg]); + genericCmp (EXTEND24 (FETCH24 (IMM24A, IMM24B, IMM24C)), State.regs[srcreg]); +} + +// 1111 1101 1111 1000 XRn XRn IMM32; mov imm24,XRn +8.0xfd+8.0xf8+4.XRM2,4.XRN0=XRM2+8.IMM24A+8.IMM24B+8.IMM24C:D4o:::mov +"mov" +*am33 +{ + int dstreg; + + PC = cia; + + if (XRN0 == 0) + { + State.regs[REG_SP] = FETCH24 (IMM24A, IMM24B, IMM24C) & 0xffffff; + } + else + abort (); +} + +// 1111 1101 0000 1001 Rn Rn IMM24; and imm24,Rn +8.0xfd+8.0x09+4.RM2,4.RN0=RM2+8.IMM24A+8.IMM24B+8.IMM24C:D4b:::and +"and" +*am33 +{ + int dstreg; + int z,n; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + State.regs[dstreg] &= (FETCH24 (IMM24A, IMM24B, IMM24C) & 0xffffff); + z = (State.regs[dstreg] == 0); + n = (State.regs[dstreg] & 0x80000000) != 0; + PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V); + PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0)); +} + +// 1111 1101 0001 1001 Rn Rn IMM24; or imm24,Rn +8.0xfd+8.0x19+4.RM2,4.RN0=RM2+8.IMM24A+8.IMM24B+8.IMM24C:D4b:::or +"or" +*am33 +{ + int dstreg; + int z,n; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + State.regs[dstreg] |= (FETCH24 (IMM24A, IMM24B, IMM24C) & 0xffffff); + z = (State.regs[dstreg] == 0); + n = (State.regs[dstreg] & 0x80000000) != 0; + PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V); + PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0)); +} + +// 1111 1101 0010 1001 Rn Rn IMM24; xor imm24,Rn +8.0xfd+8.0x29+4.RM2,4.RN0=RM2+8.IMM24A+8.IMM24B+8.IMM24C:D4b:::xor +"xor" +*am33 +{ + int dstreg; + int z,n; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + State.regs[dstreg] ^= (FETCH24 (IMM24A, IMM24B, IMM24C) & 0xffffff); + z = (State.regs[dstreg] == 0); + n = (State.regs[dstreg] & 0x80000000) != 0; + PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V); + PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0)); +} + +// 1111 1101 0100 1001 Rn Rn IMM24; asr imm24,Rn +8.0xfd+8.0x49+4.RM2,4.RN0=RM2+8.IMM24A+8.IMM24B+8.IMM24C:D4b:::asr +"asr" +*am33 +{ + int dstreg; + long temp; + int c, z, n; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + temp = State.regs[dstreg]; + c = temp & 1; + temp >>= (FETCH24 (IMM24A, IMM24B, IMM24C)); + State.regs[dstreg] = temp; + z = (State.regs[dstreg] == 0); + n = (State.regs[dstreg] & 0x80000000) != 0; + PSW &= ~(PSW_Z | PSW_N | PSW_C); + PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0) | (c ? PSW_C : 0)); +} + + +// 1111 1101 0101 1001 Rn Rn IMM24; lsr imm24,Rn +8.0xfd+8.0x59+4.RM2,4.RN0=RM2+8.IMM24A+8.IMM24B+8.IMM24C:D4b:::lsr +"lsr" +*am33 +{ + int dstreg; + int z, n, c; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + c = State.regs[dstreg] & 1; + State.regs[dstreg] >>= (FETCH24 (IMM24A, IMM24B, IMM24C)); + z = (State.regs[dstreg] == 0); + n = (State.regs[dstreg] & 0x80000000) != 0; + PSW &= ~(PSW_Z | PSW_N | PSW_C); + PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0) | (c ? PSW_C : 0)); +} + +// 1111 1101 0110 1001 Rn Rn IMM24; asl imm24,Rn +8.0xfd+8.0x69+4.RM2,4.RN0=RM2+8.IMM24A+8.IMM24B+8.IMM24C:D4b:::asl +"asl" +*am33 +{ + int srcreg, dstreg; + int z, n; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + State.regs[dstreg] <<= (FETCH24 (IMM24A, IMM24B, IMM24C)); + z = (State.regs[dstreg] == 0); + n = (State.regs[dstreg] & 0x80000000) != 0; + PSW &= ~(PSW_Z | PSW_N); + PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0)); +} + +// mul +// mulu + +// 1111 1101 1110 1001 Rn Rn IMM24; btst imm24,,Rn +8.0xfd+8.0xe9+4.RN2,4.RN0=RN2+8.IMM24A+8.IMM24B+8.IMM24C:D4p:::btst +"btst" +*am33 +{ + int srcreg; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + srcreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + srcreg = REG_D0 + RN0 - 12; + else + srcreg = REG_E0 + RN0; + + genericBtst (FETCH24 (IMM24A, IMM24B, IMM24C), State.regs[srcreg]); +} + +// 1111 1101 0000 1010 Rn Rm IMM24; mov (d24,Rm),Rn +8.0xfd+8.0x0a+4.RN2,4.RM0+8.IMM24A+8.IMM24B+8.IMM24C:D4p:::mov +"mov" +*am33 +{ + int srcreg, dstreg; + + PC = cia; + + if (RM0 > 7 && RM0 < 12) + srcreg = REG_A0 + RM0 - 8; + else if (RM0 > 11 && RM0 < 16) + srcreg = REG_D0 + RM0 - 12; + else + srcreg = REG_E0 + RM0; + + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; + else + dstreg = REG_E0 + RN2; + + State.regs[dstreg] = load_word (State.regs[srcreg] + + FETCH24 (IMM24A, IMM24B, IMM24C)); +} + +// 1111 1101 0001 1010 Rm Rn IMM24; mov Rm,(d24,Rn) +8.0xfd+8.0x1a+4.RM2,4.RN0+8.IMM24A+8.IMM24B+8.IMM24C:D4q:::mov +"mov" +*am33 +{ + int srcreg, dstreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg = REG_D0 + RM2 - 12; + else + srcreg = REG_E0 + RM2; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + store_word (State.regs[dstreg] + FETCH24 (IMM24A, IMM24B, IMM24C), + State.regs[srcreg]); +} + +// 1111 1101 0010 1010 Rn Rm IMM24; movbu (d24,Rm),Rn +8.0xfd+8.0x2a+4.RN2,4.RM0+8.IMM24A+8.IMM24B+8.IMM24C:D4p:::movbu +"movbu" +*am33 +{ + int srcreg, dstreg; + + PC = cia; + + if (RM0 > 7 && RM0 < 12) + srcreg = REG_A0 + RM0 - 8; + else if (RM0 > 11 && RM0 < 16) + srcreg = REG_D0 + RM0 - 12; + else + srcreg = REG_E0 + RM0; + + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; + else + dstreg = REG_E0 + RN2; + + State.regs[dstreg] = load_byte (State.regs[srcreg] + + FETCH24 (IMM24A, IMM24B, IMM24C)); +} + +// 1111 1101 0011 1010 Rm Rn IMM24; movbu Rm,(d24,Rn) +8.0xfd+8.0x3a+4.RM2,4.RN0+8.IMM24A+8.IMM24B+8.IMM24C:D4q:::movbu +"movbu" +*am33 +{ + int srcreg, dstreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg = REG_D0 + RM2 - 12; + else + srcreg = REG_E0 + RM2; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + store_byte (State.regs[dstreg] + FETCH24 (IMM24A, IMM24B, IMM24C), + State.regs[srcreg]); +} + +// 1111 1101 0100 1010 Rn Rm IMM24; movhu (d24,Rm),Rn +8.0xfd+8.0x4a+4.RN2,4.RM0+8.IMM24A+8.IMM24B+8.IMM24C:D4p:::movhu +"movhu" +*am33 +{ + int srcreg, dstreg; + + PC = cia; + + if (RM0 > 7 && RM0 < 12) + srcreg = REG_A0 + RM0 - 8; + else if (RM0 > 11 && RM0 < 16) + srcreg = REG_D0 + RM0 - 12; + else + srcreg = REG_E0 + RM0; + + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; + else + dstreg = REG_E0 + RN2; + + State.regs[dstreg] = load_half (State.regs[srcreg] + + FETCH24 (IMM24A, IMM24B, IMM24C)); +} + +// 1111 1101 0101 1010 Rm Rn IMM24; movhu Rm,(d24,Rn) +8.0xfd+8.0x5a+4.RM2,4.RN0+8.IMM24A+8.IMM24B+8.IMM24C:D4q:::movhu +"movhu" +*am33 +{ + int srcreg, dstreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg = REG_D0 + RM2 - 12; + else + srcreg = REG_E0 + RM2; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + store_half (State.regs[dstreg] + FETCH24 (IMM24A, IMM24B, IMM24C), + State.regs[srcreg]); +} + +// mov +// mov + +// 1111 1101 1000 1010 Rn 0000 IMM24; mov (d24,sp),Rn +8.0xfd+8.0x8a+4.RN2,4.0x0+IMM24A+8.IMM24B+8.IMM24C:D4r:::mov +"mov" +*am33 +{ + int dstreg; + + PC = cia; + + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; + else + dstreg = REG_E0 + RN2; + + State.regs[dstreg] = load_word (State.regs[REG_SP] + + FETCH24 (IMM24A, IMM24B, IMM24C)); } +// 1111 1101 1001 1010 Rm 0000 IMM24; mov Rm,(d24,sp) +8.0xfd+8.0x9a+4.RM2,4.0x0+8.IMM24A+8.IMM24B+8.IMM24C:D4s:::mov +"mov" +*am33 +{ + int srcreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg = REG_D0 + RM2 - 12; + else + srcreg = REG_E0 + RM2; + + store_word (State.regs[REG_SP] + FETCH24 (IMM24A, IMM24B, IMM24C), + State.regs[srcreg]); +} + +// 1111 1101 1010 1010 Rn 0000 IMM24; movbu (d24,Rm),Rn +8.0xfd+8.0xaa+4.RN2,4.0x0+8.IMM24A+8.IMM24B+8.IMM24C:D4r:::movbu +"movbu" +*am33 +{ + int dstreg; + + PC = cia; + + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; + else + dstreg = REG_E0 + RN2; + + State.regs[dstreg] = load_byte (State.regs[REG_SP] + + FETCH24 (IMM24A, IMM24B, IMM24C)); +} + +// 1111 1101 1011 1010 Rm 0000 IMM24; movbu Rm,(d24,sp) +8.0xfd+8.0xba+4.RM2,4.0x0+8.IMM24A+8.IMM24B+8.IMM24C:D4s:::movbu +"movbu" +*am33 +{ + int srcreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg = REG_D0 + RM2 - 12; + else + srcreg = REG_E0 + RM2; + + store_byte (State.regs[REG_SP] + FETCH24 (IMM24A, IMM24B, IMM24C), + State.regs[srcreg]); +} + +// 1111 1101 1100 1010 Rn 0000 IMM24; movhu (d24,sp),Rn +8.0xfd+8.0xca+4.RN2,4.0x0+8.IMM24A+8.IMM24B+8.IMM24C:D4r:::movhu +"movhu" +*am33 +{ + int dstreg; + + PC = cia; + + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; + else + dstreg = REG_E0 + RN2; + + State.regs[dstreg] = load_half (State.regs[REG_SP] + + FETCH24 (IMM24A, IMM24B, IMM24C)); +} + +// 1111 1101 1101 1010 Rm Rn IMM24; movhu Rm,(d24,sp) +8.0xfd+8.0xda+4.RM2,4.RN0+8.IMM24A+8.IMM24B+8.IMM24C:D4s:::movhu +"movhu" +*am33 +{ + int srcreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg = REG_D0 + RM2 - 12; + else + srcreg = REG_E0 + RM2; + + store_half (State.regs[REG_SP] + FETCH24 (IMM24A, IMM24B, IMM24C), + State.regs[srcreg]); +} + +// movhu +// movhu +// mac +// macb +// macbu +// mach +// machu + +// 1111 1101 0000 1110 Rn 0000 ABS24; mov (abs24),Rn +8.0xfd+8.0x0e+4.RN2,4.0x0+8.IMM24A+8.IMM24B+8.IMM24C:D4u:::mov +"mov" +*am33 +{ + int dstreg; + + PC = cia; + + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; + else + dstreg = REG_E0 + RN2; + + State.regs[dstreg] = load_word (FETCH24 (IMM24A, IMM24B, IMM24C)); +} + +// 1111 1101 0001 1110 Rm 0000 ABS24; mov Rm,(abs24) +8.0xfd+8.0x1e+4.RM2,4.0x0+8.IMM24A+8.IMM24B+8.IMM24C:D4v:::mov +"mov" +*am33 +{ + int srcreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg = REG_D0 + RM2 - 12; + else + srcreg = REG_E0 + RM2; + + store_word (FETCH24 (IMM24A, IMM24B, IMM24C), State.regs[srcreg]); +} + + +// 1111 1101 0010 1110 Rn 0000 ABS24; movbu (abs24),Rn +8.0xfd+8.0x2e+4.RN2,4.0x0+8.IMM24A+8.IMM24B+8.IMM24C:D4t:::movbu +"movbu" +*am33 +{ + int dstreg; + + PC = cia; + + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; + else + dstreg = REG_E0 + RN2; + + State.regs[dstreg] = load_byte (FETCH24 (IMM24A, IMM24B, IMM24C)); +} + +// 1111 1101 0011 1110 Rm 0000 ABS24; movbu Rm,(abs24) +8.0xfd+8.0x3e+4.RM2,4.0x0+8.IMM24A+8.IMM24B+8.IMM24C:D4u:::movbu +"movbu" +*am33 +{ + int srcreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg = REG_D0 + RM2 - 12; + else + srcreg = REG_E0 + RM2; + + store_byte (FETCH24 (IMM24A, IMM24B, IMM24C), State.regs[srcreg]); +} + + +// 1111 1101 0100 1110 Rn 0000 ABS24; movhu (abs24),Rn +8.0xfd+8.0x4e+4.RN2,4.0x0+8.IMM24A+8.IMM24B+8.IMM24C:D4t:::movhu +"movhu" +*am33 +{ + int dstreg; + + PC = cia; + + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; + else + dstreg = REG_E0 + RN2; + + State.regs[dstreg] = load_half (FETCH24 (IMM24A, IMM24B, IMM24C)); +} + +// 1111 1101 0101 1110 Rm 0000 ABS24; movhu Rm,(abs24) +8.0xfd+8.0x5e+4.RM2,4.0x0+8.IMM24A+8.IMM24B+8.IMM24C:D4u:::movhu +"movhu" +*am33 +{ + int srcreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg = REG_D0 + RM2 - 12; + else + srcreg = REG_E0 + RM2; + + store_half (FETCH24 (IMM24A, IMM24B, IMM24C), State.regs[srcreg]); +} + + // 1111 1110 0000 1000 Rn Rn IMM32; mov imm32,Rn 8.0xfe+8.0x08+4.RM2,4.RN0=RM2+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5:::mov "mov" @@ -2307,12 +3457,86 @@ State.regs[dstreg] = FETCH32(IMM32A, IMM32B, IMM32C, IMM32D); } -// 1111 1110 0000 1000 Rn Rn IMM32; add imm32,Rn +// 1111 1110 0111 1000 Rn Rn IMM32; add imm32,Rn 8.0xfe+8.0x78+4.RM2,4.RN0=RM2+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5:::add -"mov" +"add" +*am33 +{ + int dstreg; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + genericAdd (FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D), dstreg); +} + +// 1111 1110 1000 1000 Rn Rn IMM32; addc imm32,Rn +8.0xfe+8.0x88+4.RM2,4.RN0=RM2+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5:::addc +"addc" +*am33 +{ + int dstreg; + unsigned int imm, reg2, sum; + int z, n, c, v; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + imm = FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D); + reg2 = State.regs[dstreg]; + sum = imm + reg2 + ((PSW & PSW_C) != 0); + State.regs[dstreg] = sum; + + z = (sum == 0); + n = (sum & 0x80000000); + c = (sum < imm) || (sum < reg2); + v = ((reg2 & 0x80000000) == (imm & 0x80000000) + && (reg2 & 0x80000000) != (sum & 0x80000000)); + + PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V); + PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0) + | (c ? PSW_C : 0) | (v ? PSW_V : 0)); +} + +// 1111 1110 1001 1000 Rn Rn IMM32; sub imm32,Rn +8.0xfe+8.0x98+4.RM2,4.RN0=RM2+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5:::sub +"sub" +*am33 +{ + int dstreg; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + genericSub (FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D), dstreg); +} + +// 1111 1110 1010 1000 Rn Rn IMM32; subc imm32,Rn +8.0xfe+8.0xa8+4.RM2,4.RN0=RM2+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5:::subc +"subc" *am33 { int dstreg; + unsigned int imm, reg2, difference; + int z, n, c, v; PC = cia; @@ -2323,7 +3547,20 @@ else dstreg = REG_E0 + RN0; - genericAdd (FETCH32(IMM32A, IMM32B, IMM32C, IMM32D), dstreg); + imm = FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D); + reg2 = State.regs[dstreg]; + difference = reg2 - imm - ((PSW & PSW_C) != 0); + State.regs[dstreg] = difference; + + z = (difference == 0); + n = (difference & 0x80000000); + c = (imm > reg2); + v = ((reg2 & 0x80000000) == (imm & 0x80000000) + && (reg2 & 0x80000000) != (difference & 0x80000000)); + + PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V); + PSW |= ((z ? PSW_Z : 0) | ( n ? PSW_N : 0) + | (c ? PSW_C : 0) | (v ? PSW_V : 0)); } // 1111 1110 0111 1000 Rn Rn IMM32; cmp imm32,Rn @@ -2345,3 +3582,609 @@ genericCmp (FETCH32(IMM32A, IMM32B, IMM32C, IMM32D), State.regs[srcreg]); } +// 1111 1110 1111 1000 XRn XRn IMM32; mov imm32,XRn +8.0xfe+8.0xf8+4.XRM2,4.XRN0=XRM2+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5b:::mov +"mov" +*am33 +{ + int dstreg; + + PC = cia; + + if (XRN0 == 0) + State.regs[REG_SP] = FETCH32(IMM32A, IMM32B, IMM32C, IMM32D); + else + abort (); +} + +// 1111 1110 0000 1001 Rn Rn IMM32; and imm32,Rn +8.0xfe+8.0x09+4.RM2,4.RN0=RM2+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5:::and +"and" +*am33 +{ + int dstreg; + int z,n; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + State.regs[dstreg] &= (FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D)); + z = (State.regs[dstreg] == 0); + n = (State.regs[dstreg] & 0x80000000) != 0; + PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V); + PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0)); +} + +// 1111 1110 0001 1001 Rn Rn IMM32; or imm32,Rn +8.0xfe+8.0x19+4.RM2,4.RN0=RM2+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5:::or +"or" +*am33 +{ + int dstreg; + int z,n; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + State.regs[dstreg] |= (FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D)); + z = (State.regs[dstreg] == 0); + n = (State.regs[dstreg] & 0x80000000) != 0; + PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V); + PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0)); +} + +// 1111 1110 0010 1001 Rn Rn IMM32; xor imm32,Rn +8.0xfe+8.0x29+4.RM2,4.RN0=RM2+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5:::xor +"xor" +*am33 +{ + int dstreg; + int z,n; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + State.regs[dstreg] ^= (FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D)); + z = (State.regs[dstreg] == 0); + n = (State.regs[dstreg] & 0x80000000) != 0; + PSW &= ~(PSW_Z | PSW_N | PSW_C | PSW_V); + PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0)); +} + +// 1111 1110 0100 1001 Rn Rn IMM32; asr imm32,Rn +8.0xfe+8.0x49+4.RM2,4.RN0=RM2+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5:::asr +"asr" +*am33 +{ + int dstreg; + long temp; + int c, z, n; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + temp = State.regs[dstreg]; + c = temp & 1; + temp >>= (FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D)); + State.regs[dstreg] = temp; + z = (State.regs[dstreg] == 0); + n = (State.regs[dstreg] & 0x80000000) != 0; + PSW &= ~(PSW_Z | PSW_N | PSW_C); + PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0) | (c ? PSW_C : 0)); +} + +// 1111 1110 0101 1001 Rn Rn IMM32; lsr imm32,Rn +8.0xfe+8.0x59+4.RM2,4.RN0=RM2+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5:::lsr +"lsr" +*am33 +{ + int dstreg; + int z, n, c; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + c = State.regs[dstreg] & 1; + State.regs[dstreg] >>= (FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D)); + z = (State.regs[dstreg] == 0); + n = (State.regs[dstreg] & 0x80000000) != 0; + PSW &= ~(PSW_Z | PSW_N | PSW_C); + PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0) | (c ? PSW_C : 0)); +} + +// 1111 1110 0110 1001 Rn Rn IMM32; asl imm32,Rn +8.0xfe+8.0x69+4.RM2,4.RN0=RM2+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5:::asl +"asl" +*am33 +{ + int srcreg, dstreg; + int z, n; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + State.regs[dstreg] <<= (FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D)); + z = (State.regs[dstreg] == 0); + n = (State.regs[dstreg] & 0x80000000) != 0; + PSW &= ~(PSW_Z | PSW_N); + PSW |= ((z ? PSW_Z : 0) | (n ? PSW_N : 0)); +} + +// mul +// mulu + +// 1111 1110 1110 1001 Rn Rn IMM32; btst imm32,Rn +8.0xfe+8.0xe9+4.RM2,4.RN0=RM2+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5a:::btst +"btst" +*am33 +{ + int srcreg; + + PC = cia; + + if (RN0 > 7 && RN0 < 12) + srcreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + srcreg = REG_D0 + RN0 - 12; + else + srcreg = REG_E0 + RN0; + + genericBtst (FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D), State.regs[srcreg]); +} + +// 1111 1110 0000 1010 Rn Rm IMM32; mov (d32,Rm),Rn +8.0xfe+8.0x0a+4.RN2,4.RM0+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5f:::mov +"mov" +*am33 +{ + int srcreg, dstreg; + + PC = cia; + + if (RM0 > 7 && RM0 < 12) + srcreg = REG_A0 + RM0 - 8; + else if (RM0 > 11 && RM0 < 16) + srcreg = REG_D0 + RM0 - 12; + else + srcreg = REG_E0 + RM0; + + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; + else + dstreg = REG_E0 + RN2; + + State.regs[dstreg] = load_word (State.regs[srcreg] + + FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D)); +} + +// 1111 1110 0001 1010 Rm Rn IMM32; mov Rm,(d32,Rn) +8.0xfe+8.0x1a+4.RM2,4.RN0+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5g:::mov +"mov" +*am33 +{ + int srcreg, dstreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg = REG_D0 + RM2 - 12; + else + srcreg = REG_E0 + RM2; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + store_word (State.regs[dstreg] + FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D), + State.regs[srcreg]); +} + +// 1111 1110 0010 1010 Rn Rm IMM32; movbu (d32,Rm),Rn +8.0xfe+8.0x2a+4.RN2,4.RM0+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5:::movbu +"movbu" +*am33 +{ + int srcreg, dstreg; + + PC = cia; + + if (RM0 > 7 && RM0 < 12) + srcreg = REG_A0 + RM0 - 8; + else if (RM0 > 11 && RM0 < 16) + srcreg = REG_D0 + RM0 - 12; + else + srcreg = REG_E0 + RM0; + + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; + else + dstreg = REG_E0 + RN2; + + State.regs[dstreg] = load_byte (State.regs[srcreg] + + FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D)); +} + +// 1111 1110 0011 1010 Rm Rn IMM32; movbu Rm,(d32,Rn) +8.0xfe+8.0x3a+4.RM2,4.RN0+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5b:::movbu +"movbu" +*am33 +{ + int srcreg, dstreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg = REG_D0 + RM2 - 12; + else + srcreg = REG_E0 + RM2; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + store_byte (State.regs[dstreg] + FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D), + State.regs[srcreg]); +} + +// 1111 1110 0100 1010 Rn Rm IMM32; movhu (d32,Rm),Rn +8.0xfe+8.0x4a+4.RN2,4.RM0+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5:::movhu +"movhu" +*am33 +{ + int srcreg, dstreg; + + PC = cia; + + if (RM0 > 7 && RM0 < 12) + srcreg = REG_A0 + RM0 - 8; + else if (RM0 > 11 && RM0 < 16) + srcreg = REG_D0 + RM0 - 12; + else + srcreg = REG_E0 + RM0; + + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; + else + dstreg = REG_E0 + RN2; + + State.regs[dstreg] = load_half (State.regs[srcreg] + + FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D)); +} + +// 1111 1110 0101 1010 Rm Rn IMM32; movhu Rm,(d32,Rn) +8.0xfe+8.0x5a+4.RM2,4.RN0+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5b:::movhu +"movhu" +*am33 +{ + int srcreg, dstreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg = REG_D0 + RM2 - 12; + else + srcreg = REG_E0 + RM2; + + if (RN0 > 7 && RN0 < 12) + dstreg = REG_A0 + RN0 - 8; + else if (RN0 > 11 && RN0 < 16) + dstreg = REG_D0 + RN0 - 12; + else + dstreg = REG_E0 + RN0; + + store_half (State.regs[dstreg] + FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D), + State.regs[srcreg]); +} + +// mov +// mov + +// 1111 1110 1000 1010 Rn 0000 IMM32; mov (d32,sp),Rn +8.0xfe+8.0x8a+4.RN2,4.0x0+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5c:::mov +"mov" +*am33 +{ + int dstreg; + + PC = cia; + + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; + else + dstreg = REG_E0 + RN2; + + State.regs[dstreg] = load_word (State.regs[REG_SP] + + FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D)); +} + +// 1111 1110 1001 1010 Rm 0000 IMM32; mov Rm,(d32,sp) +8.0xfe+8.0x9a+4.RM2,4.0x0+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5d:::mov +"mov" +*am33 +{ + int srcreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg = REG_D0 + RM2 - 12; + else + srcreg = REG_E0 + RM2; + + store_word (State.regs[REG_SP] + FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D), + State.regs[srcreg]); +} + +// 1111 1110 1010 1010 Rn 0000 IMM32; movbu (d32,sp),Rn +8.0xfe+8.0xaa+4.RN2,4.0x0+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5c:::movbu +"movbu" +*am33 +{ + int dstreg; + + PC = cia; + + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; + else + dstreg = REG_E0 + RN2; + + State.regs[dstreg] = load_byte (State.regs[REG_SP] + + FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D)); +} + +// 1111 1110 1011 1010 Rm 0000 IMM32; movbu Rm,(d32,sp) +8.0xfe+8.0xba+4.RM2,4.0x0+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5d:::movbu +"movbu" +*am33 +{ + int srcreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg = REG_D0 + RM2 - 12; + else + srcreg = REG_E0 + RM2; + + store_byte (State.regs[REG_SP] + FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D), + State.regs[srcreg]); +} + +// 1111 1110 1100 1010 Rn 0000 IMM32; movhu (d32,sp),Rn +8.0xfe+8.0xca+4.RN2,4.0x0+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5c:::movhu +"movhu" +*am33 +{ + int dstreg; + + PC = cia; + + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; + else + dstreg = REG_E0 + RN2; + + State.regs[dstreg] = load_half (State.regs[REG_SP] + + FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D)); +} + +// 1111 1110 1101 1010 Rm 0000 IMM32; movhu Rm,(d32,sp) +8.0xfe+8.0xda+4.RM2,4.0x0+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5d:::movhu +"movhu" +*am33 +{ + int srcreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg = REG_D0 + RM2 - 12; + else + srcreg = REG_E0 + RM2; + + store_half (State.regs[REG_SP] + FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D), + State.regs[srcreg]); +} + + +// movhu +// movhu + +// mac +// macu +// macb +// macbu +// mach +// machu +// dmach +// dmachu +// dmulh +// dmulhu + +// 1111 1110 0000 1110 Rn 0000 IMM32; mov (abs32),Rn +8.0xfe+8.0x0e+4.RN2,4.0x0+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5h:::mov +"mov" +*am33 +{ + int dstreg; + + PC = cia; + + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; + else + dstreg = REG_E0 + RN2; + + State.regs[dstreg] = load_word (FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D)); +} + +// 1111 1110 0001 1110 Rm 0000 IMM32; mov Rn,(abs32) +8.0xfe+8.0x1e+4.RM2,4.0x0+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5e:::mov +"mov" +*am33 +{ + int srcreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg = REG_D0 + RM2 - 12; + else + srcreg = REG_E0 + RM2; + + store_word (FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D), State.regs[srcreg]); +} + +// 1111 1110 0020 1110 Rn 0000 IMM32; movbu (abs32),Rn +8.0xfe+8.0x2e+4.RN2,4.0x0+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5i:::movbu +"movbu" +*am33 +{ + int dstreg; + + PC = cia; + + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; + else + dstreg = REG_E0 + RN2; + + State.regs[dstreg] = load_byte (FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D)); +} + +// 1111 1110 0011 1110 Rm 0000 IMM32; movbu Rn,(abs32) +8.0xfe+8.0x3e+4.RM2,4.0x0+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5e:::movbu +"movbu" +*am33 +{ + int srcreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg = REG_D0 + RM2 - 12; + else + srcreg = REG_E0 + RM2; + + store_byte (FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D), State.regs[srcreg]); +} + +// 1111 1110 0100 1110 Rn 0000 IMM32; movhu (abs32),Rn +8.0xfe+8.0x4e+4.RN2,4.0x0+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5j:::movhu +"movhu" +*am33 +{ + int dstreg; + + PC = cia; + + if (RN2 > 7 && RN2 < 12) + dstreg = REG_A0 + RN2 - 8; + else if (RN2 > 11 && RN2 < 16) + dstreg = REG_D0 + RN2 - 12; + else + dstreg = REG_E0 + RN2; + + State.regs[dstreg] = load_half (FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D)); +} + +// 1111 1110 0101 1110 Rm 0000 IMM32; movhu Rn,(abs32) +8.0xfe+8.0x5e+4.RM2,4.0x0+8.IMM32A+8.IMM32B+8.IMM32C+8.IMM32D:D5e:::movhu +"movhu" +*am33 +{ + int srcreg; + + PC = cia; + + if (RM2 > 7 && RM2 < 12) + srcreg = REG_A0 + RM2 - 8; + else if (RM2 > 11 && RM2 < 16) + srcreg = REG_D0 + RM2 - 12; + else + srcreg = REG_E0 + RM2; + + store_half (FETCH32 (IMM32A, IMM32B, IMM32C, IMM32D), State.regs[srcreg]); +} + +// movbu +// movbu +// movhu +// movhu + +// DSP |