diff options
Diffstat (limited to 'sim/v850/simops.c')
-rw-r--r-- | sim/v850/simops.c | 189 |
1 files changed, 129 insertions, 60 deletions
diff --git a/sim/v850/simops.c b/sim/v850/simops.c index e305602..8a0bc98 100644 --- a/sim/v850/simops.c +++ b/sim/v850/simops.c @@ -2,19 +2,134 @@ #include "v850_sim.h" #include "simops.h" +/* sld.b */ void -OP_10760 () +OP_300 () { } +/* sld.h */ void -OP_C7C0 () +OP_400 () +{ +} + +/* sld.w */ +void +OP_500 () { } +/* sst.b */ +void +OP_380 () +{ +} + +/* sst.h */ +void +OP_480 () +{ +} + +/* sst.w */ +void +OP_501 () +{ +} + +/* ld.b */ +void +OP_700 () +{ + unsigned int op0, op1, op2; + int result, temp; + + op0 = State.regs[OP[0]]; + temp = OP[2]; + temp = (temp << 16) >> 16; + op2 = temp; + result = get_byte (State.mem + op0 + op2); + result = (result << 24) >> 24; + State.regs[OP[1]] = result; +} + +/* ld.h */ +void +OP_720 () +{ + unsigned int op0, op1, op2; + int result, temp; + + op0 = State.regs[OP[0]]; + temp = (temp << 16) >> 16; + temp &= ~0x1; + op2 = temp; + result = get_half (State.mem + op0 + op2); + result = (result << 16) >> 16; + State.regs[OP[1]] = result; +} + +/* ld.w */ +void +OP_10720 () +{ + unsigned int op0, op1, op2; + int result, temp; + + op0 = State.regs[OP[0]]; + temp = (temp << 16) >> 16; + temp &= ~0x1; + op2 = temp; + result = get_word (State.mem + op0 + op2); + State.regs[OP[1]] = result; +} + +/* st.b */ +void +OP_740 () +{ + unsigned int op0, op1, op2; + int result, temp; + + op0 = State.regs[OP[0]]; + op1 = State.regs[OP[1]]; + temp = OP[2]; + temp = (temp << 16) >> 16; + op2 = temp; + put_byte (State.mem + op0 + op2, op1); +} + +/* st.h */ void OP_760 () { + unsigned int op0, op1, op2; + int result, temp; + + op0 = State.regs[OP[0]]; + op1 = State.regs[OP[1]]; + temp = OP[2]; + temp &= ~0x1; + temp = (temp << 16) >> 16; + op2 = temp; + put_half (State.mem + op0 + op2, op1); +} + +/* st.w */ +void +OP_10760 () +{ + unsigned int op0, op1, op2; + int result, temp; + + op0 = State.regs[OP[0]]; + op1 = State.regs[OP[1]]; + temp = OP[2]; + temp &= ~0x1; + temp = (temp << 16) >> 16; + op2 = temp; + put_word (State.mem + op0 + op2, op1); } /* bv disp9 */ @@ -823,26 +938,6 @@ OP_160 () State.sregs[5] |= ((z ? PSW_Z : 0) | (s ? PSW_S : 0)); } -void -OP_10720 () -{ -} - -void -OP_720 () -{ -} - -void -OP_87C0 () -{ -} - -void -OP_300 () -{ -} - /* mov reg, reg */ void OP_0 () @@ -883,21 +978,6 @@ OP_640 () State.regs[OP[2]] = State.regs[OP[1]] + value; } -void -OP_7C0 () -{ -} - -void -OP_1687E0 () -{ -} - -void -OP_740 () -{ -} - /* sar zero_extend(imm5),reg1 */ void OP_2A0 () @@ -1030,16 +1110,6 @@ OP_8007E0 () | (cy ? PSW_CY : 0)); } -void -OP_500 () -{ -} - -void -OP_47C0 () -{ -} - /* or reg, reg */ void OP_100 () @@ -1182,18 +1252,27 @@ OP_20 () State.sregs[5] |= ((z ? PSW_Z : 0) | (s ? PSW_S : 0)); } +/* set1 */ void -OP_480 () +OP_7C0 () { } +/* not1 */ void -OP_380 () +OP_47C0 () { } +/* clr1 */ void -OP_501 () +OP_87C0 () +{ +} + +/* tst1 */ +void +OP_C7C0 () { } @@ -1252,13 +1331,3 @@ OP_4007E0 () State.regs[OP[0]] = op0; } -void -OP_400 () -{ -} - -void -OP_700 () -{ -} - |