From 0983e650e57b23773ebbe1654c98a22645287b9b Mon Sep 17 00:00:00 2001 From: Jeff Law Date: Wed, 18 Feb 1998 20:05:53 +0000 Subject: [PATCH] * simops.c (multiply instructions): Cast input operands to a signed64/unsigned64 type as appropriate. --- sim/mn10300/simops.c | 37 ++++++++++++++++++++----------------- 1 file changed, 20 insertions(+), 17 deletions(-) diff --git a/sim/mn10300/simops.c b/sim/mn10300/simops.c index 9a3f3a3..d6f9a72 100644 --- a/sim/mn10300/simops.c +++ b/sim/mn10300/simops.c @@ -1432,8 +1432,8 @@ void OP_F240 (insn, extension) unsigned long long temp; int n, z; - temp = ((signed long)State.regs[REG_D0 + REG0 (insn)] - * (signed long)State.regs[REG_D0 + REG1 (insn)]); + temp = ((signed64)State.regs[REG_D0 + REG0 (insn)] + * (signed64)State.regs[REG_D0 + REG1 (insn)]); State.regs[REG_D0 + REG0 (insn)] = temp & 0xffffffff; State.regs[REG_MDR] = (temp & 0xffffffff00000000LL) >> 32;; z = (State.regs[REG_D0 + REG0 (insn)] == 0); @@ -1449,8 +1449,8 @@ void OP_F250 (insn, extension) unsigned long long temp; int n, z; - temp = (State.regs[REG_D0 + REG0 (insn)] - * State.regs[REG_D0 + REG1 (insn)]); + temp = ((unsigned64)State.regs[REG_D0 + REG0 (insn)] + * (unsigned64)State.regs[REG_D0 + REG1 (insn)]); State.regs[REG_D0 + REG0 (insn)] = temp & 0xffffffff; State.regs[REG_MDR] = (temp & 0xffffffff00000000LL) >> 32; z = (State.regs[REG_D0 + REG0 (insn)] == 0); @@ -3052,8 +3052,8 @@ void OP_F600 (insn, extension) unsigned long long temp; int n, z; - temp = ((signed long)State.regs[REG_D0 + REG0 (insn)] - * (signed long)State.regs[REG_D0 + REG1 (insn)]); + temp = ((signed64)State.regs[REG_D0 + REG0 (insn)] + * (signed64)State.regs[REG_D0 + REG1 (insn)]); State.regs[REG_D0 + REG0 (insn)] = temp & 0xffffffff; State.regs[REG_MDRQ] = (temp & 0xffffffff00000000LL) >> 32;; z = (State.regs[REG_D0 + REG0 (insn)] == 0); @@ -3069,8 +3069,8 @@ void OP_F90000 (insn, extension) unsigned long long temp; int n, z; - temp = ((signed long)State.regs[REG_D0 + REG0_8 (insn)] - * (signed long)SEXT8 (insn & 0xff)); + temp = ((signed64)State.regs[REG_D0 + REG0_8 (insn)] + * (signed64)SEXT8 (insn & 0xff)); State.regs[REG_D0 + REG0_8 (insn)] = temp & 0xffffffff; State.regs[REG_MDRQ] = (temp & 0xffffffff00000000LL) >> 32;; z = (State.regs[REG_D0 + REG0_8 (insn)] == 0); @@ -3086,8 +3086,8 @@ void OP_FB000000 (insn, extension) unsigned long long temp; int n, z; - temp = ((signed long)State.regs[REG_D0 + REG0_16 (insn)] - * (signed long)SEXT16 (insn & 0xffff)); + temp = ((signed64)State.regs[REG_D0 + REG0_16 (insn)] + * (signed64)SEXT16 (insn & 0xffff)); State.regs[REG_D0 + REG0_16 (insn)] = temp & 0xffffffff; State.regs[REG_MDRQ] = (temp & 0xffffffff00000000LL) >> 32;; z = (State.regs[REG_D0 + REG0_16 (insn)] == 0); @@ -3103,8 +3103,8 @@ void OP_FD000000 (insn, extension) unsigned long long temp; int n, z; - temp = ((signed long)State.regs[REG_D0 + REG0_16 (insn)] - * (signed long)(((insn & 0xffff) << 16) + extension)); + temp = ((signed64)State.regs[REG_D0 + REG0_16 (insn)] + * (signed64)(((insn & 0xffff) << 16) + extension)); State.regs[REG_D0 + REG0_16 (insn)] = temp & 0xffffffff; State.regs[REG_MDRQ] = (temp & 0xffffffff00000000LL) >> 32;; z = (State.regs[REG_D0 + REG0_16 (insn)] == 0); @@ -3120,7 +3120,8 @@ void OP_F610 (insn, extension) unsigned long long temp; int n, z; - temp = (State.regs[REG_D0 + REG0 (insn)] * State.regs[REG_D0 + REG1 (insn)]); + temp = ((unsigned64) State.regs[REG_D0 + REG0 (insn)] + * (unsigned64) State.regs[REG_D0 + REG1 (insn)]); State.regs[REG_D0 + REG0 (insn)] = temp & 0xffffffff; State.regs[REG_MDRQ] = (temp & 0xffffffff00000000LL) >> 32;; z = (State.regs[REG_D0 + REG0 (insn)] == 0); @@ -3136,7 +3137,8 @@ void OP_F91400 (insn, extension) unsigned long long temp; int n, z; - temp = (State.regs[REG_D0 + REG0_8 (insn)] * SEXT8 (insn & 0xff)); + temp = ((unsigned64)State.regs[REG_D0 + REG0_8 (insn)] + * (unsigned64)SEXT8 (insn & 0xff)); State.regs[REG_D0 + REG0_8 (insn)] = temp & 0xffffffff; State.regs[REG_MDRQ] = (temp & 0xffffffff00000000LL) >> 32;; z = (State.regs[REG_D0 + REG0_8 (insn)] == 0); @@ -3152,7 +3154,8 @@ void OP_FB140000 (insn, extension) unsigned long long temp; int n, z; - temp = (State.regs[REG_D0 + REG0_16 (insn)] * SEXT16 (insn & 0xffff)); + temp = ((unsigned64)State.regs[REG_D0 + REG0_16 (insn)] + * (unsigned64) SEXT16 (insn & 0xffff)); State.regs[REG_D0 + REG0_16 (insn)] = temp & 0xffffffff; State.regs[REG_MDRQ] = (temp & 0xffffffff00000000LL) >> 32;; z = (State.regs[REG_D0 + REG0_16 (insn)] == 0); @@ -3168,8 +3171,8 @@ void OP_FD140000 (insn, extension) unsigned long long temp; int n, z; - temp = (State.regs[REG_D0 + REG0_16 (insn)] - * (((insn & 0xffff) << 16) + extension)); + temp = ((unsigned64)State.regs[REG_D0 + REG0_16 (insn)] + * (unsigned64)(((insn & 0xffff) << 16) + extension)); State.regs[REG_D0 + REG0_16 (insn)] = temp & 0xffffffff; State.regs[REG_MDRQ] = (temp & 0xffffffff00000000LL) >> 32;; z = (State.regs[REG_D0 + REG0_16 (insn)] == 0); -- 2.7.4