def sparc_ld_(obj, rd, a, op3, rs1, i, asi, rs2, simm13):
adr = env.r[rs1]
if i == 0:
adr += env.r[rs2]
src = env.ptr(adr, seg=asi)
else:
adr += env.cst(simm13, 13).signextend(32)
src = env.ptr(adr)
dst = env.r[rd]
if op3 & 0xF == 0b0011 and rd % 1 == 1:
raise InstructionError(obj)
obj.operands = [src, dst]
obj.type = type_data_processing
def sparc_st_(obj, rd, a, op3, rs1, i, asi, rs2, simm13):
adr = env.r[rs1]
if i == 0:
adr += env.r[rs2]
dst = env.ptr(adr, asi)
else:
adr += env.cst(simm13, 13).signextend(32)
dst = env.ptr(adr)
src = env.r[rd]
if obj.mnemonic == "std" and rd % 1 == 1:
raise InstructionError(obj)
obj.operands = [src, dst]
obj.type = type_data_processing
def sparc_st_(obj,rd,a,op3,rs1,i,asi,rs2,simm13):
adr = env.r[rs1]
if i==0:
adr += env.r[rs2]
if a==1: obj.mnemonic += 'a'
dst = env.ptr(adr,asi)
else:
adr += env.cst(simm13,13).signextend(32)
dst = env.ptr(adr)
if a==1: raise InstructionError(obj)
src = env.r[rd]
if obj.mnemonic=='std' and rd%1==1: raise InstructionError(obj)
obj.operands = [src,dst]
obj.type = type_data_processing
def sparc_ldf_ldc(obj,rd,a,op3,rs1,i,unused,rs2,simm13):
adr = env.r[rs1]
if i==0:
adr += env.r[rs2]
else:
adr += env.cst(simm13,13).signextend(32)
src = env.ptr(adr)
dst = env.f[rd] if a==0 else env.c[rd]
if op3&0xf==0b0001:
dst = env.fsr if a==0 else env.csr
obj.operands = [src,dst]
obj.type = type_data_processing
def sparc_stf_stc(obj, rd, a, op3, rs1, i, unused, rs2, simm13):
adr = env.r[rs1]
if i == 0:
adr += env.r[rs2]
else:
adr += env.cst(simm13, 13).signextend(32)
dst = env.ptr(adr)
src = env.f[rd] if a == 0 else env.c[rd]
if op3 & 0xF == 0b0101:
src = env.fsr if a == 0 else env.csr
elif op3 & 0xF == 0b0110:
src = env.fq if a == 0 else env.cq
obj.operands = [src, dst]
obj.type = type_data_processing