Merge zizzer.eecs.umich.edu:/.automount/zower/eecshome/m5/newmem

into  zizzer.eecs.umich.edu:/z/m5/Bitkeeper/sparco3

--HG--
extra : convert_revision : f17800685609d8353ec14676f45fbb123fc4e6c3
This commit is contained in:
Gabe Black 2006-12-18 12:19:30 -05:00
commit 9e7dc34383
13 changed files with 175 additions and 208 deletions

View file

@ -218,7 +218,7 @@ def template JumpOrBranchDecode {{
def format CondBranch(code) {{
code = 'bool cond;\n' + code + '\nif (cond) NPC = NPC + disp;\n';
iop = InstObjParams(name, Name, 'Branch', CodeBlock(code),
iop = InstObjParams(name, Name, 'Branch', code,
('IsDirectControl', 'IsCondControl'))
header_output = BasicDeclare.subst(iop)
decoder_output = BasicConstructor.subst(iop)
@ -230,8 +230,7 @@ let {{
def UncondCtrlBase(name, Name, base_class, npc_expr, flags):
# Declare basic control transfer w/o link (i.e. link reg is R31)
nolink_code = 'NPC = %s;\n' % npc_expr
nolink_iop = InstObjParams(name, Name, base_class,
CodeBlock(nolink_code), flags)
nolink_iop = InstObjParams(name, Name, base_class, nolink_code, flags)
header_output = BasicDeclare.subst(nolink_iop)
decoder_output = BasicConstructor.subst(nolink_iop)
exec_output = BasicExecute.subst(nolink_iop)
@ -239,7 +238,7 @@ def UncondCtrlBase(name, Name, base_class, npc_expr, flags):
# Generate declaration of '*AndLink' version, append to decls
link_code = 'Ra = NPC & ~3;\n' + nolink_code
link_iop = InstObjParams(name, Name + 'AndLink', base_class,
CodeBlock(link_code), flags)
link_code, flags)
header_output += BasicDeclare.subst(link_iop)
decoder_output += BasicConstructor.subst(link_iop)
exec_output += BasicExecute.subst(link_iop)

View file

@ -293,7 +293,7 @@ def template FloatingPointDecode {{
// currently unimplemented (will fail).
// - Generates NOP if FC == 31.
def format FloatingPointOperate(code, *opt_args) {{
iop = InstObjParams(name, Name, 'AlphaFP', CodeBlock(code), opt_args)
iop = InstObjParams(name, Name, 'AlphaFP', code, opt_args)
decode_block = FloatingPointDecode.subst(iop)
header_output = BasicDeclare.subst(iop)
decoder_output = BasicConstructor.subst(iop)
@ -303,7 +303,7 @@ def format FloatingPointOperate(code, *opt_args) {{
// Special format for cvttq where rounding mode is pre-decoded
def format FPFixedRounding(code, class_suffix, *opt_args) {{
Name += class_suffix
iop = InstObjParams(name, Name, 'AlphaFP', CodeBlock(code), opt_args)
iop = InstObjParams(name, Name, 'AlphaFP', code, opt_args)
decode_block = FloatingPointDecode.subst(iop)
header_output = BasicDeclare.subst(iop)
decoder_output = BasicConstructor.subst(iop)

View file

@ -113,16 +113,14 @@ def format IntegerOperate(code, *opt_flags) {{
imm_code = re.sub(r'Rb_or_imm(\.\w+)?', 'imm', orig_code)
# generate declaration for register version
cblk = CodeBlock(code)
iop = InstObjParams(name, Name, 'AlphaStaticInst', cblk, opt_flags)
iop = InstObjParams(name, Name, 'AlphaStaticInst', code, opt_flags)
header_output = BasicDeclare.subst(iop)
decoder_output = BasicConstructor.subst(iop)
exec_output = BasicExecute.subst(iop)
if uses_imm:
# append declaration for imm version
imm_cblk = CodeBlock(imm_code)
imm_iop = InstObjParams(name, Name + 'Imm', 'IntegerImm', imm_cblk,
imm_iop = InstObjParams(name, Name + 'Imm', 'IntegerImm', imm_code,
opt_flags)
header_output += BasicDeclare.subst(imm_iop)
decoder_output += BasicConstructor.subst(imm_iop)

View file

@ -338,7 +338,7 @@ def template BasicDecodeWithMnemonic {{
// The most basic instruction format... used only for a few misc. insts
def format BasicOperate(code, *flags) {{
iop = InstObjParams(name, Name, 'AlphaStaticInst', CodeBlock(code), flags)
iop = InstObjParams(name, Name, 'AlphaStaticInst', code, flags)
header_output = BasicDeclare.subst(iop)
decoder_output = BasicConstructor.subst(iop)
decode_block = BasicDecode.subst(iop)
@ -424,8 +424,7 @@ def template OperateNopCheckDecode {{
// Like BasicOperate format, but generates NOP if RC/FC == 31
def format BasicOperateWithNopCheck(code, *opt_args) {{
iop = InstObjParams(name, Name, 'AlphaStaticInst', CodeBlock(code),
opt_args)
iop = InstObjParams(name, Name, 'AlphaStaticInst', code, opt_args)
header_output = BasicDeclare.subst(iop)
decoder_output = BasicConstructor.subst(iop)
decode_block = OperateNopCheckDecode.subst(iop)

View file

@ -126,7 +126,7 @@ output decoder {{
}};
def format LoadAddress(code) {{
iop = InstObjParams(name, Name, 'MemoryDisp32', CodeBlock(code))
iop = InstObjParams(name, Name, 'MemoryDisp32', code)
header_output = BasicDeclare.subst(iop)
decoder_output = BasicConstructor.subst(iop)
decode_block = BasicDecode.subst(iop)
@ -191,22 +191,28 @@ def template CompleteAccDeclare {{
}};
def template LoadStoreConstructor {{
def template EACompConstructor {{
/** TODO: change op_class to AddrGenOp or something (requires
* creating new member of OpClass enum in op_class.hh, updating
* config files, etc.). */
inline %(class_name)s::EAComp::EAComp(ExtMachInst machInst)
: %(base_class)s("%(mnemonic)s (EAComp)", machInst, IntAluOp)
{
%(ea_constructor)s;
%(constructor)s;
}
}};
def template MemAccConstructor {{
inline %(class_name)s::MemAcc::MemAcc(ExtMachInst machInst)
: %(base_class)s("%(mnemonic)s (MemAcc)", machInst, %(op_class)s)
{
%(memacc_constructor)s;
%(constructor)s;
}
}};
def template LoadStoreConstructor {{
inline %(class_name)s::%(class_name)s(ExtMachInst machInst)
: %(base_class)s("%(mnemonic)s", machInst, %(op_class)s,
new EAComp(machInst), new MemAcc(machInst))
@ -227,7 +233,7 @@ def template EACompExecute {{
%(fp_enable_check)s;
%(op_decl)s;
%(op_rd)s;
%(code)s;
%(ea_code)s;
if (fault == NoFault) {
%(op_wb)s;
@ -253,7 +259,7 @@ def template LoadMemAccExecute {{
if (fault == NoFault) {
fault = xc->read(EA, (uint%(mem_acc_size)d_t&)Mem, memAccessFlags);
%(code)s;
%(memacc_code)s;
}
if (fault == NoFault) {
@ -352,7 +358,7 @@ def template StoreMemAccExecute {{
EA = xc->getEA();
if (fault == NoFault) {
%(code)s;
%(memacc_code)s;
}
if (fault == NoFault) {
@ -497,7 +503,7 @@ def template MiscMemAccExecute {{
EA = xc->getEA();
if (fault == NoFault) {
%(code)s;
%(memacc_code)s;
}
return NoFault;
@ -582,63 +588,24 @@ def LoadStoreBase(name, Name, ea_code, memacc_code, mem_flags, inst_flags,
# add hook to get effective addresses into execution trace output.
ea_code += '\nif (traceData) { traceData->setAddr(EA); }\n'
# generate code block objects
ea_cblk = CodeBlock(ea_code)
memacc_cblk = CodeBlock(memacc_code)
postacc_cblk = CodeBlock(postacc_code)
# Some CPU models execute the memory operation as an atomic unit,
# while others want to separate them into an effective address
# computation and a memory access operation. As a result, we need
# to generate three StaticInst objects. Note that the latter two
# are nested inside the larger "atomic" one.
# generate InstObjParams for EAComp object
ea_iop = InstObjParams(name, Name, base_class, ea_cblk, inst_flags)
# generate InstObjParams for MemAcc object
memacc_iop = InstObjParams(name, Name, base_class, memacc_cblk, inst_flags)
# in the split execution model, the MemAcc portion is responsible
# for the post-access code.
memacc_iop.postacc_code = postacc_cblk.code
# generate InstObjParams for InitiateAcc, CompleteAcc object
# The code used depends on the template being used
if (exec_template_base == 'Load'):
initiateacc_cblk = CodeBlock(ea_code + memacc_code)
completeacc_cblk = CodeBlock(memacc_code + postacc_code)
elif (exec_template_base.startswith('Store')):
initiateacc_cblk = CodeBlock(ea_code + memacc_code)
completeacc_cblk = CodeBlock(postacc_code)
else:
initiateacc_cblk = ''
completeacc_cblk = ''
initiateacc_iop = InstObjParams(name, Name, base_class, initiateacc_cblk,
# Generate InstObjParams for each of the three objects. Note that
# they differ only in the set of code objects contained (which in
# turn affects the object's overall operand list).
iop = InstObjParams(name, Name, base_class,
{ 'ea_code':ea_code, 'memacc_code':memacc_code, 'postacc_code':postacc_code },
inst_flags)
completeacc_iop = InstObjParams(name, Name, base_class, completeacc_cblk,
ea_iop = InstObjParams(name, Name, base_class,
{ 'ea_code':ea_code },
inst_flags)
memacc_iop = InstObjParams(name, Name, base_class,
{ 'memacc_code':memacc_code, 'postacc_code':postacc_code },
inst_flags)
if (exec_template_base == 'Load'):
initiateacc_iop.ea_code = ea_cblk.code
initiateacc_iop.memacc_code = memacc_cblk.code
completeacc_iop.memacc_code = memacc_cblk.code
completeacc_iop.postacc_code = postacc_cblk.code
elif (exec_template_base.startswith('Store')):
initiateacc_iop.ea_code = ea_cblk.code
initiateacc_iop.memacc_code = memacc_cblk.code
completeacc_iop.postacc_code = postacc_cblk.code
# generate InstObjParams for unified execution
cblk = CodeBlock(ea_code + memacc_code + postacc_code)
iop = InstObjParams(name, Name, base_class, cblk, inst_flags)
iop.ea_constructor = ea_cblk.constructor
iop.ea_code = ea_cblk.code
iop.memacc_constructor = memacc_cblk.constructor
iop.memacc_code = memacc_cblk.code
iop.postacc_code = postacc_cblk.code
if mem_flags:
s = '\n\tmemAccessFlags = ' + string.join(mem_flags, '|') + ';'
@ -659,13 +626,16 @@ def LoadStoreBase(name, Name, ea_code, memacc_code, mem_flags, inst_flags,
completeAccTemplate = eval(exec_template_base + 'CompleteAcc')
# (header_output, decoder_output, decode_block, exec_output)
return (LoadStoreDeclare.subst(iop), LoadStoreConstructor.subst(iop),
return (LoadStoreDeclare.subst(iop),
EACompConstructor.subst(ea_iop)
+ MemAccConstructor.subst(memacc_iop)
+ LoadStoreConstructor.subst(iop),
decode_template.subst(iop),
EACompExecute.subst(ea_iop)
+ memAccExecTemplate.subst(memacc_iop)
+ fullExecTemplate.subst(iop)
+ initiateAccTemplate.subst(initiateacc_iop)
+ completeAccTemplate.subst(completeacc_iop))
+ initiateAccTemplate.subst(iop)
+ completeAccTemplate.subst(iop))
}};
def format LoadOrNop(memacc_code, ea_code = {{ EA = Rb + disp; }},

View file

@ -68,7 +68,7 @@ output decoder {{
}};
def format EmulatedCallPal(code, *flags) {{
iop = InstObjParams(name, Name, 'EmulatedCallPal', CodeBlock(code), flags)
iop = InstObjParams(name, Name, 'EmulatedCallPal', code, flags)
header_output = BasicDeclare.subst(iop)
decoder_output = BasicConstructor.subst(iop)
decode_block = BasicDecode.subst(iop)
@ -131,7 +131,7 @@ output decoder {{
}};
def format CallPal(code, *flags) {{
iop = InstObjParams(name, Name, 'CallPalBase', CodeBlock(code), flags)
iop = InstObjParams(name, Name, 'CallPalBase', code, flags)
header_output = BasicDeclare.subst(iop)
decoder_output = BasicConstructor.subst(iop)
decode_block = BasicDecode.subst(iop)
@ -269,8 +269,7 @@ output decoder {{
def format HwMoveIPR(code, *flags) {{
all_flags = ['IprAccessOp']
all_flags += flags
iop = InstObjParams(name, Name, 'HwMoveIPR', CodeBlock(code),
all_flags)
iop = InstObjParams(name, Name, 'HwMoveIPR', code, all_flags)
header_output = BasicDeclare.subst(iop)
decoder_output = BasicConstructor.subst(iop)
decode_block = BasicDecode.subst(iop)

View file

@ -1017,37 +1017,38 @@ class Template:
# CPU-model-specific substitutions are handled later (in GenCode).
template = protect_cpu_symbols(template)
# if we're dealing with an InstObjParams object, we need to be a
# little more sophisticated. Otherwise, just do what we've always
# done
# Build a dict ('myDict') to use for the template substitution.
# Start with the template namespace. Make a copy since we're
# going to modify it.
myDict = templateMap.copy()
if isinstance(d, InstObjParams):
# The instruction wide parameters are already formed, but the
# parameters which are only function wide still need to be
# generated.
perFuncNames = ['op_decl', 'op_src_decl', 'op_dest_decl', \
'op_rd', 'op_wb', 'mem_acc_size', 'mem_acc_type']
# If we're dealing with an InstObjParams object, we need
# to be a little more sophisticated. The instruction-wide
# parameters are already formed, but the parameters which
# are only function wide still need to be generated.
compositeCode = ''
myDict = templateMap.copy()
myDict.update(d.__dict__)
# The "operands" and "snippets" attributes of the InstObjParams
# objects are for internal use and not substitution.
del myDict['operands']
del myDict['snippets']
for name in labelRE.findall(template):
# Don't try to find a snippet to go with things that will
# match against attributes of d, or that are other templates,
# or that we're going to generate later, or that we've already
# found.
if not hasattr(d, name) and \
not templateMap.has_key(name) and \
not myDict.has_key(name) and \
name not in perFuncNames:
myDict[name] = d.snippets[name]
if isinstance(myDict[name], str):
myDict[name] = substMungedOpNames(substBitOps(myDict[name]))
compositeCode += (" " + myDict[name])
snippetLabels = [l for l in labelRE.findall(template)
if d.snippets.has_key(l)]
snippets = dict([(s, mungeSnippet(d.snippets[s]))
for s in snippetLabels])
myDict.update(snippets)
compositeCode = ' '.join(map(str, snippets.values()))
# Add in template itself in case it references any
# operands explicitly (like Mem)
compositeCode += ' ' + template
operands = SubOperandList(compositeCode, d.operands)
myDict['op_decl'] = operands.concatAttrStrings('op_decl')
@ -1067,15 +1068,11 @@ class Template:
myDict['mem_acc_size'] = d.operands.memOperand.mem_acc_size
myDict['mem_acc_type'] = d.operands.memOperand.mem_acc_type
else:
# Start with the template namespace. Make a copy since we're
# going to modify it.
myDict = templateMap.copy()
elif isinstance(d, dict):
# if the argument is a dictionary, we just use it.
if isinstance(d, dict):
myDict.update(d)
# if the argument is an object, we use its attribute map.
elif hasattr(d, '__dict__'):
# if the argument is an object, we use its attribute map.
myDict.update(d.__dict__)
else:
raise TypeError, "Template.subst() arg must be or have dictionary"
@ -1662,8 +1659,12 @@ assignRE = re.compile(r'\s*=(?!=)', re.MULTILINE)
def substMungedOpNames(code):
return operandsWithExtRE.sub(r'\1', code)
def joinLists(t):
return map(string.join, t)
# Fix up code snippets for final substitution in templates.
def mungeSnippet(s):
if isinstance(s, str):
return substMungedOpNames(substBitOps(s))
else:
return s
def makeFlagConstructor(flag_list):
if len(flag_list) == 0:
@ -1689,17 +1690,13 @@ opClassRE = re.compile(r'.*Op|No_OpClass')
class InstObjParams:
def __init__(self, mnem, class_name, base_class = '',
snippets = None, opt_args = []):
snippets = {}, opt_args = []):
self.mnemonic = mnem
self.class_name = class_name
self.base_class = base_class
compositeCode = ''
if snippets:
if not isinstance(snippets, dict):
snippets = {'code' : snippets}
for snippet in snippets.values():
if isinstance(snippet, str):
compositeCode += (" " + snippet)
compositeCode = ' '.join(map(str, snippets.values()))
self.snippets = snippets
self.operands = OperandList(compositeCode)

View file

@ -154,19 +154,20 @@ decode OPCODE_HI default Unknown::unknown() {
0x3: decode FUNCTION_LO {
format HiLoOp {
0x0: mult({{ val = Rs.sd * Rt.sd; }});
0x1: multu({{ val = Rs.ud * Rt.ud; }});
}
format HiLoMiscOp {
0x2: div({{ if (Rt.sd != 0) {
HI = Rs.sd % Rt.sd;
LO = Rs.sd / Rt.sd;
0x0: mult({{ int64_t val = Rs.sd * Rt.sd; }});
0x1: multu({{ uint64_t val = Rs.ud * Rt.ud; }});
0x2: div({{ int64_t val;
if (Rt.sd != 0) {
int64_t hi = Rs.sd % Rt.sd;
int64_t lo = Rs.sd / Rt.sd;
val = (hi << 32) | lo;
}
}});
0x3: divu({{ if (Rt.ud != 0) {
HI = Rs.ud % Rt.ud;
LO = Rs.ud / Rt.ud;
0x3: divu({{ uint64_t val;
if (Rt.ud != 0) {
uint64_t hi = Rs.ud % Rt.ud;
uint64_t lo = Rs.ud / Rt.ud;
val = (hi << 32) | lo;
}
}});
}
@ -950,16 +951,16 @@ decode OPCODE_HI default Unknown::unknown() {
}});
format HiLoOp {
0x0: madd({{ val = ((int64_t) HI << 32 | LO) +
0x0: madd({{ int64_t val = ((int64_t) HI << 32 | LO) +
(Rs.sd * Rt.sd);
}});
0x1: maddu({{ val = ((uint64_t) HI << 32 | LO) +
0x1: maddu({{ uint64_t val = ((uint64_t) HI << 32 | LO) +
(Rs.ud * Rt.ud);
}});
0x4: msub({{ val = ((int64_t) HI << 32 | LO) -
0x4: msub({{ int64_t val = ((int64_t) HI << 32 | LO) -
(Rs.sd * Rt.sd);
}});
0x5: msubu({{ val = ((uint64_t) HI << 32 | LO) -
0x5: msubu({{ uint64_t val = ((uint64_t) HI << 32 | LO) -
(Rs.ud * Rt.ud);
}});
}

View file

@ -240,11 +240,6 @@ def format IntImmOp(code, *opt_flags) {{
}};
def format HiLoOp(code, *opt_flags) {{
if '.sd' in code:
code = 'int64_t ' + code
elif '.ud' in code:
code = 'uint64_t ' + code
code += 'HI = val<63:32>;\n'
code += 'LO = val<31:0>;\n'
@ -260,7 +255,7 @@ def format HiLoMiscOp(code, *opt_flags) {{
header_output = BasicDeclare.subst(iop)
decoder_output = BasicConstructor.subst(iop)
decode_block = BasicDecode.subst(iop)
exec_output = HiLoExecute.subst(iop)
exec_output = BasicExecute.subst(iop)
}};

View file

@ -166,22 +166,28 @@ def template CompleteAccDeclare {{
}};
def template LoadStoreConstructor {{
def template EACompConstructor {{
/** TODO: change op_class to AddrGenOp or something (requires
* creating new member of OpClass enum in op_class.hh, updating
* config files, etc.). */
inline %(class_name)s::EAComp::EAComp(MachInst machInst)
: %(base_class)s("%(mnemonic)s (EAComp)", machInst, IntAluOp)
{
%(ea_constructor)s;
%(constructor)s;
}
}};
def template MemAccConstructor {{
inline %(class_name)s::MemAcc::MemAcc(MachInst machInst)
: %(base_class)s("%(mnemonic)s (MemAcc)", machInst, %(op_class)s)
{
%(memacc_constructor)s;
%(constructor)s;
}
}};
def template LoadStoreConstructor {{
inline %(class_name)s::%(class_name)s(MachInst machInst)
: %(base_class)s("%(mnemonic)s", machInst, %(op_class)s,
new EAComp(machInst), new MemAcc(machInst))
@ -202,7 +208,7 @@ def template EACompExecute {{
%(fp_enable_check)s;
%(op_decl)s;
%(op_rd)s;
%(code)s;
%(ea_code)s;
if (fault == NoFault) {
%(op_wb)s;
@ -228,7 +234,7 @@ def template LoadMemAccExecute {{
if (fault == NoFault) {
fault = xc->read(EA, (uint%(mem_acc_size)d_t&)Mem, memAccessFlags);
%(code)s;
%(memacc_code)s;
}
if (fault == NoFault) {
@ -327,7 +333,7 @@ def template StoreMemAccExecute {{
EA = xc->getEA();
if (fault == NoFault) {
%(code)s;
%(memacc_code)s;
}
if (fault == NoFault) {
@ -471,7 +477,7 @@ def template MiscMemAccExecute {{
EA = xc->getEA();
if (fault == NoFault) {
%(code)s;
%(memacc_code)s;
}
return NoFault;

View file

@ -40,63 +40,24 @@ def LoadStoreBase(name, Name, ea_code, memacc_code, mem_flags, inst_flags,
# add hook to get effective addresses into execution trace output.
ea_code += '\nif (traceData) { traceData->setAddr(EA); }\n'
# generate code block objects
ea_cblk = CodeBlock(ea_code)
memacc_cblk = CodeBlock(memacc_code)
postacc_cblk = CodeBlock(postacc_code)
# Some CPU models execute the memory operation as an atomic unit,
# while others want to separate them into an effective address
# computation and a memory access operation. As a result, we need
# to generate three StaticInst objects. Note that the latter two
# are nested inside the larger "atomic" one.
# generate InstObjParams for EAComp object
ea_iop = InstObjParams(name, Name, base_class, ea_cblk, inst_flags)
# generate InstObjParams for MemAcc object
memacc_iop = InstObjParams(name, Name, base_class, memacc_cblk, inst_flags)
# in the split execution model, the MemAcc portion is responsible
# for the post-access code.
memacc_iop.postacc_code = postacc_cblk.code
# generate InstObjParams for InitiateAcc, CompleteAcc object
# The code used depends on the template being used
if (exec_template_base == 'Load'):
initiateacc_cblk = CodeBlock(ea_code + memacc_code)
completeacc_cblk = CodeBlock(memacc_code + postacc_code)
elif (exec_template_base.startswith('Store')):
initiateacc_cblk = CodeBlock(ea_code + memacc_code)
completeacc_cblk = CodeBlock(postacc_code)
else:
initiateacc_cblk = ''
completeacc_cblk = ''
initiateacc_iop = InstObjParams(name, Name, base_class, initiateacc_cblk,
# Generate InstObjParams for each of the three objects. Note that
# they differ only in the set of code objects contained (which in
# turn affects the object's overall operand list).
iop = InstObjParams(name, Name, base_class,
{ 'ea_code':ea_code, 'memacc_code':memacc_code, 'postacc_code':postacc_code },
inst_flags)
completeacc_iop = InstObjParams(name, Name, base_class, completeacc_cblk,
ea_iop = InstObjParams(name, Name, base_class,
{ 'ea_code':ea_code },
inst_flags)
memacc_iop = InstObjParams(name, Name, base_class,
{ 'memacc_code':memacc_code, 'postacc_code':postacc_code },
inst_flags)
if (exec_template_base == 'Load'):
initiateacc_iop.ea_code = ea_cblk.code
initiateacc_iop.memacc_code = memacc_cblk.code
completeacc_iop.memacc_code = memacc_cblk.code
completeacc_iop.postacc_code = postacc_cblk.code
elif (exec_template_base.startswith('Store')):
initiateacc_iop.ea_code = ea_cblk.code
initiateacc_iop.memacc_code = memacc_cblk.code
completeacc_iop.postacc_code = postacc_cblk.code
# generate InstObjParams for unified execution
cblk = CodeBlock(ea_code + memacc_code + postacc_code)
iop = InstObjParams(name, Name, base_class, cblk, inst_flags)
iop.ea_constructor = ea_cblk.constructor
iop.ea_code = ea_cblk.code
iop.memacc_constructor = memacc_cblk.constructor
iop.memacc_code = memacc_cblk.code
iop.postacc_code = postacc_cblk.code
if mem_flags:
s = '\n\tmemAccessFlags = ' + string.join(mem_flags, '|') + ';'
@ -117,14 +78,19 @@ def LoadStoreBase(name, Name, ea_code, memacc_code, mem_flags, inst_flags,
completeAccTemplate = eval(exec_template_base + 'CompleteAcc')
# (header_output, decoder_output, decode_block, exec_output)
return (LoadStoreDeclare.subst(iop), LoadStoreConstructor.subst(iop),
return (LoadStoreDeclare.subst(iop),
EACompConstructor.subst(ea_iop)
+ MemAccConstructor.subst(memacc_iop)
+ LoadStoreConstructor.subst(iop),
decode_template.subst(iop),
EACompExecute.subst(ea_iop)
+ memAccExecTemplate.subst(memacc_iop)
+ fullExecTemplate.subst(iop)
+ initiateAccTemplate.subst(initiateacc_iop)
+ completeAccTemplate.subst(completeacc_iop))
+ initiateAccTemplate.subst(iop)
+ completeAccTemplate.subst(iop))
}};
output header {{
std::string inst2string(MachInst machInst);
}};

View file

@ -170,7 +170,6 @@ def template LoadInitiateAcc {{
{
Fault fault = NoFault;
Addr EA;
uint%(mem_acc_size)s_t Mem;
%(op_decl)s;
%(op_rd)s;
%(ea_code)s;

View file

@ -123,6 +123,44 @@ class AlphaDynInst : public BaseDynInst<Impl>
this->threadNumber);
}
/** Reads a miscellaneous register. */
TheISA::MiscReg readMiscRegOperand(const StaticInst *si, int idx)
{
return this->cpu->readMiscReg(
si->srcRegIdx(idx) - TheISA::Ctrl_Base_DepTag,
this->threadNumber);
}
/** Reads a misc. register, including any side-effects the read
* might have as defined by the architecture.
*/
TheISA::MiscReg readMiscRegOperandWithEffect(const StaticInst *si, int idx)
{
return this->cpu->readMiscRegWithEffect(
si->srcRegIdx(idx) - TheISA::Ctrl_Base_DepTag,
this->threadNumber);
}
/** Sets a misc. register. */
void setMiscRegOperand(const StaticInst * si, int idx, const MiscReg &val)
{
this->instResult.integer = val;
return this->cpu->setMiscReg(
si->destRegIdx(idx) - TheISA::Ctrl_Base_DepTag,
val, this->threadNumber);
}
/** Sets a misc. register, including any side-effects the write
* might have as defined by the architecture.
*/
void setMiscRegOperandWithEffect(const StaticInst *si, int idx,
const MiscReg &val)
{
return this->cpu->setMiscRegWithEffect(
si->destRegIdx(idx) - TheISA::Ctrl_Base_DepTag,
val, this->threadNumber);
}
#if FULL_SYSTEM
/** Calls hardware return from error interrupt. */
Fault hwrei();