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-rw-r--r--arch/alpha/isa/mem.isa215
1 files changed, 183 insertions, 32 deletions
diff --git a/arch/alpha/isa/mem.isa b/arch/alpha/isa/mem.isa
index 45afd378c..0b79bc376 100644
--- a/arch/alpha/isa/mem.isa
+++ b/arch/alpha/isa/mem.isa
@@ -164,9 +164,24 @@ def template LoadStoreDeclare {{
%(class_name)s(MachInst machInst);
%(BasicExecDeclare)s
+
+ %(InitiateAccDeclare)s
+
+ %(CompleteAccDeclare)s
};
}};
+
+def template InitiateAccDeclare {{
+ Fault * initiateAcc(%(CPU_exec_context)s *, Trace::InstRecord *) const;
+}};
+
+
+def template CompleteAccDeclare {{
+ Fault * completeAcc(uint8_t *, %(CPU_exec_context)s *, Trace::InstRecord *) const;
+}};
+
+
def template LoadStoreConstructor {{
/** TODO: change op_class to AddrGenOp or something (requires
* creating new member of OpClass enum in op_class.hh, updating
@@ -193,19 +208,19 @@ def template LoadStoreConstructor {{
def template EACompExecute {{
- Fault
+ Fault *
%(class_name)s::EAComp::execute(%(CPU_exec_context)s *xc,
Trace::InstRecord *traceData) const
{
Addr EA;
- Fault fault = No_Fault;
+ Fault * fault = NoFault;
%(fp_enable_check)s;
%(op_decl)s;
%(op_rd)s;
%(code)s;
- if (fault == No_Fault) {
+ if (fault == NoFault) {
%(op_wb)s;
xc->setEA(EA);
}
@@ -215,24 +230,24 @@ def template EACompExecute {{
}};
def template LoadMemAccExecute {{
- Fault
+ Fault *
%(class_name)s::MemAcc::execute(%(CPU_exec_context)s *xc,
Trace::InstRecord *traceData) const
{
Addr EA;
- Fault fault = No_Fault;
+ Fault * fault = NoFault;
%(fp_enable_check)s;
%(op_decl)s;
%(op_rd)s;
EA = xc->getEA();
- if (fault == No_Fault) {
+ if (fault == NoFault) {
fault = xc->read(EA, (uint%(mem_acc_size)d_t&)Mem, memAccessFlags);
%(code)s;
}
- if (fault == No_Fault) {
+ if (fault == NoFault) {
%(op_wb)s;
}
@@ -242,23 +257,71 @@ def template LoadMemAccExecute {{
def template LoadExecute {{
- Fault %(class_name)s::execute(%(CPU_exec_context)s *xc,
+ Fault * %(class_name)s::execute(%(CPU_exec_context)s *xc,
Trace::InstRecord *traceData) const
{
Addr EA;
- Fault fault = No_Fault;
+ Fault * fault = NoFault;
%(fp_enable_check)s;
%(op_decl)s;
%(op_rd)s;
%(ea_code)s;
- if (fault == No_Fault) {
+ if (fault == NoFault) {
fault = xc->read(EA, (uint%(mem_acc_size)d_t&)Mem, memAccessFlags);
%(memacc_code)s;
}
- if (fault == No_Fault) {
+ if (fault == NoFault) {
+ %(op_wb)s;
+ }
+
+ return fault;
+ }
+}};
+
+
+def template LoadInitiateAcc {{
+ Fault * %(class_name)s::initiateAcc(%(CPU_exec_context)s *xc,
+ Trace::InstRecord *traceData) const
+ {
+ Addr EA;
+ Fault * fault = NoFault;
+ %(mem_acc_type)s Mem = 0;
+
+ %(fp_enable_check)s;
+ %(op_src_decl)s;
+ %(op_rd)s;
+ %(ea_code)s;
+
+ if (fault == NoFault) {
+ fault = xc->read(EA, (uint%(mem_acc_size)d_t &)Mem, memAccessFlags);
+ }
+
+ return fault;
+ }
+}};
+
+
+def template LoadCompleteAcc {{
+ Fault * %(class_name)s::completeAcc(uint8_t *data,
+ %(CPU_exec_context)s *xc,
+ Trace::InstRecord *traceData) const
+ {
+ Fault * fault = NoFault;
+ %(mem_acc_type)s Mem = 0;
+
+ %(fp_enable_check)s;
+ %(op_dest_decl)s;
+
+ memcpy(&Mem, data, sizeof(Mem));
+
+ if (fault == NoFault) {
+ %(memacc_code)s;
+ }
+
+ if (fault == NoFault) {
%(op_wb)s;
}
@@ -268,12 +331,12 @@ def template LoadExecute {{
def template StoreMemAccExecute {{
- Fault
+ Fault *
%(class_name)s::MemAcc::execute(%(CPU_exec_context)s *xc,
Trace::InstRecord *traceData) const
{
Addr EA;
- Fault fault = No_Fault;
+ Fault * fault = NoFault;
uint64_t write_result = 0;
%(fp_enable_check)s;
@@ -281,21 +344,21 @@ def template StoreMemAccExecute {{
%(op_rd)s;
EA = xc->getEA();
- if (fault == No_Fault) {
+ if (fault == NoFault) {
%(code)s;
}
- if (fault == No_Fault) {
+ if (fault == NoFault) {
fault = xc->write((uint%(mem_acc_size)d_t&)Mem, EA,
memAccessFlags, &write_result);
if (traceData) { traceData->setData(Mem); }
}
- if (fault == No_Fault) {
+ if (fault == NoFault) {
%(postacc_code)s;
}
- if (fault == No_Fault) {
+ if (fault == NoFault) {
%(op_wb)s;
}
@@ -305,11 +368,11 @@ def template StoreMemAccExecute {{
def template StoreExecute {{
- Fault %(class_name)s::execute(%(CPU_exec_context)s *xc,
+ Fault * %(class_name)s::execute(%(CPU_exec_context)s *xc,
Trace::InstRecord *traceData) const
{
Addr EA;
- Fault fault = No_Fault;
+ Fault * fault = NoFault;
uint64_t write_result = 0;
%(fp_enable_check)s;
@@ -317,21 +380,75 @@ def template StoreExecute {{
%(op_rd)s;
%(ea_code)s;
- if (fault == No_Fault) {
+ if (fault == NoFault) {
%(memacc_code)s;
}
- if (fault == No_Fault) {
+ if (fault == NoFault) {
fault = xc->write((uint%(mem_acc_size)d_t&)Mem, EA,
memAccessFlags, &write_result);
if (traceData) { traceData->setData(Mem); }
}
- if (fault == No_Fault) {
+ if (fault == NoFault) {
%(postacc_code)s;
}
- if (fault == No_Fault) {
+ if (fault == NoFault) {
+ %(op_wb)s;
+ }
+
+ return fault;
+ }
+}};
+
+def template StoreInitiateAcc {{
+ Fault * %(class_name)s::initiateAcc(%(CPU_exec_context)s *xc,
+ Trace::InstRecord *traceData) const
+ {
+ Addr EA;
+ Fault * fault = NoFault;
+ uint64_t write_result = 0;
+ %(mem_acc_type)s Mem = 0;
+
+ %(fp_enable_check)s;
+ %(op_src_decl)s;
+ %(op_rd)s;
+ %(ea_code)s;
+
+ if (fault == NoFault) {
+ %(memacc_code)s;
+ }
+
+ if (fault == NoFault) {
+ fault = xc->write((uint%(mem_acc_size)d_t&)Mem, EA,
+ memAccessFlags, &write_result);
+ if (traceData) { traceData->setData(Mem); }
+ }
+
+ return fault;
+ }
+}};
+
+
+def template StoreCompleteAcc {{
+ Fault * %(class_name)s::completeAcc(uint8_t *data,
+ %(CPU_exec_context)s *xc,
+ Trace::InstRecord *traceData) const
+ {
+ Fault * fault = NoFault;
+ uint64_t write_result = 0;
+
+ %(fp_enable_check)s;
+ %(op_dest_decl)s;
+
+ memcpy(&write_result, data, sizeof(write_result));
+
+ if (fault == NoFault) {
+ %(postacc_code)s;
+ }
+
+ if (fault == NoFault) {
%(op_wb)s;
}
@@ -341,42 +458,72 @@ def template StoreExecute {{
def template MiscMemAccExecute {{
- Fault %(class_name)s::MemAcc::execute(%(CPU_exec_context)s *xc,
+ Fault * %(class_name)s::MemAcc::execute(%(CPU_exec_context)s *xc,
Trace::InstRecord *traceData) const
{
Addr EA;
- Fault fault = No_Fault;
+ Fault * fault = NoFault;
%(fp_enable_check)s;
%(op_decl)s;
%(op_rd)s;
EA = xc->getEA();
- if (fault == No_Fault) {
+ if (fault == NoFault) {
%(code)s;
}
- return No_Fault;
+ return NoFault;
}
}};
def template MiscExecute {{
- Fault %(class_name)s::execute(%(CPU_exec_context)s *xc,
+ Fault * %(class_name)s::execute(%(CPU_exec_context)s *xc,
Trace::InstRecord *traceData) const
{
Addr EA;
- Fault fault = No_Fault;
+ Fault * fault = NoFault;
%(fp_enable_check)s;
%(op_decl)s;
%(op_rd)s;
%(ea_code)s;
- if (fault == No_Fault) {
+ if (fault == NoFault) {
%(memacc_code)s;
}
- return No_Fault;
+ return NoFault;
+ }
+}};
+
+def template MiscInitiateAcc {{
+ Fault * %(class_name)s::initiateAcc(%(CPU_exec_context)s *xc,
+ Trace::InstRecord *traceData) const
+ {
+ Addr EA;
+ Fault * fault = NoFault;
+
+ %(fp_enable_check)s;
+ %(op_decl)s;
+ %(op_rd)s;
+ %(ea_code)s;
+
+ if (fault == NoFault) {
+ %(memacc_code)s;
+ }
+
+ return NoFault;
+ }
+}};
+
+
+def template MiscCompleteAcc {{
+ Fault * %(class_name)s::completeAcc(uint8_t *data,
+ %(CPU_exec_context)s *xc,
+ Trace::InstRecord *traceData) const
+ {
+ return NoFault;
}
}};
@@ -455,13 +602,17 @@ def LoadStoreBase(name, Name, ea_code, memacc_code, mem_flags, inst_flags,
# select templates
memAccExecTemplate = eval(exec_template_base + 'MemAccExecute')
fullExecTemplate = eval(exec_template_base + 'Execute')
+ initiateAccTemplate = eval(exec_template_base + 'InitiateAcc')
+ completeAccTemplate = eval(exec_template_base + 'CompleteAcc')
# (header_output, decoder_output, decode_block, exec_output)
return (LoadStoreDeclare.subst(iop), LoadStoreConstructor.subst(iop),
decode_template.subst(iop),
EACompExecute.subst(ea_iop)
+ memAccExecTemplate.subst(memacc_iop)
- + fullExecTemplate.subst(iop))
+ + fullExecTemplate.subst(iop)
+ + initiateAccTemplate.subst(iop)
+ + completeAccTemplate.subst(iop))
}};
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-04 12:00:39 +0000