diff options
Diffstat (limited to 'sim')
| -rw-r--r-- | sim/mn10300/ChangeLog | 11 | ||||
| -rw-r--r-- | sim/mn10300/simops.c | 4 |
2 files changed, 13 insertions, 2 deletions
diff --git a/sim/mn10300/ChangeLog b/sim/mn10300/ChangeLog index 7695f4f..ce0dc91 100644 --- a/sim/mn10300/ChangeLog +++ b/sim/mn10300/ChangeLog @@ -1,5 +1,16 @@ +Tue Dec 3 17:37:45 1996 Jeffrey A Law (law@cygnus.com) + + * simops.c: Treat both operands as signed values for + "div" instruction. + + * simops.c: Fix simulation of division instructions. + Fix typos/thinkos in several "cmp" and "sub" instructions. + Mon Dec 2 12:31:40 1996 Jeffrey A Law (law@cygnus.com) + * simops.c: Fix carry bit handling in "sub" and "cmp" + instructions. + * simops.c: Fix "mov imm8,an" and "mov imm16,dn". Sun Dec 1 16:05:42 1996 Jeffrey A Law (law@cygnus.com) diff --git a/sim/mn10300/simops.c b/sim/mn10300/simops.c index 931da3a..6b4fde6 100644 --- a/sim/mn10300/simops.c +++ b/sim/mn10300/simops.c @@ -1421,8 +1421,8 @@ void OP_F260 () temp = State.regs[REG_MDR]; temp <<= 32; temp |= State.regs[REG_D0 + (insn & 0x3)]; - State.regs[REG_MDR] = temp % State.regs[REG_D0 + ((insn & 0xc) >> 2)]; - temp /= State.regs[REG_D0 + ((insn & 0xc) >> 2)]; + State.regs[REG_MDR] = temp % (long)State.regs[REG_D0 + ((insn & 0xc) >> 2)]; + temp /= (long)State.regs[REG_D0 + ((insn & 0xc) >> 2)]; State.regs[REG_D0 + (insn & 0x3)] = temp & 0xffffffff; State.regs[REG_MDR] = temp & 0xffffffff00000000LL; z = (State.regs[REG_D0 + (insn & 0x3)] == 0); |