1// -*- mode:c++ -*-
2
3// Copyright (c) 2009 The University of Edinburgh
4// All rights reserved.
5//
6// Redistribution and use in source and binary forms, with or without
7// modification, are permitted provided that the following conditions are
8// met: redistributions of source code must retain the above copyright

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25// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28//
29// Authors: Timothy M. Jones
30
31// Declarations for execute() methods.
32def template BasicExecDeclare {{
33 Fault execute(%(CPU_exec_context)s *, Trace::InstRecord *) const;
34}};
35
36// Basic instruction class declaration template.
37def template BasicDeclare {{
38 /**
39 * Static instruction class for "%(mnemonic)s".
40 */
41 class %(class_name)s : public %(base_class)s

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53 {
54 %(constructor)s;
55 }
56}};
57
58
59// Basic instruction class execute method template.
60def template BasicExecute {{
61 Fault %(class_name)s::execute(CPU_EXEC_CONTEXT *xc, Trace::InstRecord *traceData) const
62 {
63 Fault fault = NoFault;
64
65 %(op_decl)s;
66 %(op_rd)s;
67 %(code)s;
68
69 if (fault == NoFault)

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82
83// Basic decode template, passing mnemonic in as string arg to constructor.
84def template BasicDecodeWithMnemonic {{
85 return new %(class_name)s("%(mnemonic)s", machInst);
86}};
87
88// Definitions of execute methods that panic.
89def template BasicExecPanic {{
90Fault execute(%(CPU_exec_context)s *, Trace::InstRecord *) const
91{
92 panic("Execute method called when it shouldn't!");
93}
94}};
95
96// The most basic instruction format...
97def format BasicOp(code, *flags) {{
98 iop = InstObjParams(name, Name, 'PowerStaticInst', code, flags)
99 header_output = BasicDeclare.subst(iop)
100 decoder_output = BasicConstructor.subst(iop)
101 decode_block = BasicDecode.subst(iop)
102 exec_output = BasicExecute.subst(iop)
103}};