priv.isa (2646:c5f20661d9f3) priv.isa (2938:afa2dcabf2ae)
1// Copyright (c) 2006 The Regents of The University of Michigan
2// All rights reserved.
3//
4// Redistribution and use in source and binary forms, with or without
5// modification, are permitted provided that the following conditions are
6// met: redistributions of source code must retain the above copyright
7// notice, this list of conditions and the following disclaimer;
8// redistributions in binary form must reproduce the above copyright

--- 73 unchanged lines hidden (view full) ---

82 {
83 %(op_decl)s;
84 %(op_rd)s;
85
86 //If the processor isn't in privileged mode, fault out right away
87 if(%(check)s)
88 return new PrivilegedAction;
89
1// Copyright (c) 2006 The Regents of The University of Michigan
2// All rights reserved.
3//
4// Redistribution and use in source and binary forms, with or without
5// modification, are permitted provided that the following conditions are
6// met: redistributions of source code must retain the above copyright
7// notice, this list of conditions and the following disclaimer;
8// redistributions in binary form must reproduce the above copyright

--- 73 unchanged lines hidden (view full) ---

82 {
83 %(op_decl)s;
84 %(op_rd)s;
85
86 //If the processor isn't in privileged mode, fault out right away
87 if(%(check)s)
88 return new PrivilegedAction;
89
90 Fault fault = NoFault;
90 %(code)s;
91 %(op_wb)s;
91 %(code)s;
92 %(op_wb)s;
92 return NoFault;
93 return fault;
93 }
94}};
95
96let {{
97 def doPrivFormat(code, checkCode, name, Name, opt_flags):
98 (usesImm, code, immCode,
99 rString, iString) = splitOutImm(code)
100 iop = InstObjParams(name, Name, 'Priv', code,

--- 10 unchanged lines hidden (view full) ---

111 decode_block = ROrImmDecode.subst(iop)
112 else:
113 decode_block = BasicDecode.subst(iop)
114 return (header_output, decoder_output, exec_output, decode_block)
115}};
116
117// Primary format for integer operate instructions:
118def format Priv(code, *opt_flags) {{
94 }
95}};
96
97let {{
98 def doPrivFormat(code, checkCode, name, Name, opt_flags):
99 (usesImm, code, immCode,
100 rString, iString) = splitOutImm(code)
101 iop = InstObjParams(name, Name, 'Priv', code,

--- 10 unchanged lines hidden (view full) ---

112 decode_block = ROrImmDecode.subst(iop)
113 else:
114 decode_block = BasicDecode.subst(iop)
115 return (header_output, decoder_output, exec_output, decode_block)
116}};
117
118// Primary format for integer operate instructions:
119def format Priv(code, *opt_flags) {{
119 checkCode = "((xc->readMiscReg(PrStart + MISCREG_PSTATE))<2:2>)"
120 checkCode = '''((xc->readMiscReg(PrStart + MISCREG_PSTATE))<2:2>) ||
121 ((xc->readMiscReg(HprStart + MISCREG_HPSTATE))<2:2>)'''
120 (header_output, decoder_output,
121 exec_output, decode_block) = doPrivFormat(code,
122 checkCode, name, Name, opt_flags)
123}};
124
122 (header_output, decoder_output,
123 exec_output, decode_block) = doPrivFormat(code,
124 checkCode, name, Name, opt_flags)
125}};
126
127def format HPriv(code, *opt_flags) {{
128 checkCode = "((xc->readMiscReg(HprStart + MISCREG_HPSTATE))<2:2>)"
129 (header_output, decoder_output,
130 exec_output, decode_block) = doPrivFormat(code,
131 checkCode, name, Name, opt_flags)
132}};
125
133