DBT-RISE/DBT-RISE-TGC
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fixes missing template updates

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This commit is contained in:
Eyck Jentzsch 2023-08-08 06:23:38 +02:00
parent 20e920338c
commit 18e08cfc50
2 changed files with 34 additions and 9 deletions
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23
gen_input/templates/interp/CORENAME.cpp.gtl
View File

@ -179,10 +179,25 @@ private:
}};
iss::status fetch_ins(virt_addr_t pc, uint8_t * data){
auto phys_pc = this->core.v2p(pc);
if (this->core.read(phys_pc, 4, data) != iss::Ok) return iss::Err;
if(this->core.has_mmu()) {
auto phys_pc = this->core.virt2phys(pc);
// if ((pc.val & upper_bits) != ((pc.val + 2) & upper_bits)) { // we may cross a page boundary
// if (this->core.read(phys_pc, 2, data) != iss::Ok) return iss::Err;
// if ((data[0] & 0x3) == 0x3) // this is a 32bit instruction
// if (this->core.read(this->core.v2p(pc + 2), 2, data + 2) != iss::Ok)
// return iss::Err;
// } else {
if (this->core.read(phys_pc, 4, data) != iss::Ok)
return iss::Err;
// }
} else {
if (this->core.read(phys_addr_t(pc.access, pc.space, pc.val), 4, data) != iss::Ok)
return iss::Err;
}
return iss::Ok;
}
void populate_decoding_tree(decoding_tree_node* root){
//create submask
for(auto instr: root->instrs){
@ -359,13 +374,13 @@ std::unique_ptr<vm_if> create<arch::${coreDef.name.toLowerCase()}>(arch::${coreD
namespace iss {
namespace {
volatile std::array<bool, 2> dummy = {
core_factory::instance().register_creator<core_factory::CPP>("${coreDef.name.toLowerCase()}|m_p|interp", [](unsigned port, void*) -> std::tuple<cpu_ptr, vm_ptr>{
core_factory::instance().register_creator("${coreDef.name.toLowerCase()}|m_p|interp", [](unsigned port, void*) -> std::tuple<cpu_ptr, vm_ptr>{
auto* cpu = new iss::arch::riscv_hart_m_p<iss::arch::${coreDef.name.toLowerCase()}>();
auto vm = new interp::${coreDef.name.toLowerCase()}::vm_impl<arch::${coreDef.name.toLowerCase()}>(*cpu, false);
if (port != 0) debugger::server<debugger::gdb_session>::run_server(vm, port);
return {cpu_ptr{cpu}, vm_ptr{vm}};
}),
core_factory::instance().register_creator<core_factory::CPP>("${coreDef.name.toLowerCase()}|mu_p|interp", [](unsigned port, void*) -> std::tuple<cpu_ptr, vm_ptr>{
core_factory::instance().register_creator("${coreDef.name.toLowerCase()}|mu_p|interp", [](unsigned port, void*) -> std::tuple<cpu_ptr, vm_ptr>{
auto* cpu = new iss::arch::riscv_hart_mu_p<iss::arch::${coreDef.name.toLowerCase()}>();
auto vm = new interp::${coreDef.name.toLowerCase()}::vm_impl<arch::${coreDef.name.toLowerCase()}>(*cpu, false);
if (port != 0) debugger::server<debugger::gdb_session>::run_server(vm, port);

20
gen_input/templates/tcc/CORENAME.cpp.gtl
View File

@ -265,9 +265,19 @@ vm_impl<ARCH>::gen_single_inst_behavior(virt_addr_t &pc, unsigned int &inst_cnt,
enum {TRAP_ID=1<<16};
code_word_t instr = 0;
phys_addr_t paddr(pc);
paddr = this->core.v2p(pc);
auto res = this->core.read(paddr, 4, reinterpret_cast<uint8_t*>(&instr));
if (res != iss::Ok) throw trap_access(TRAP_ID, pc.val);
if(this->core.has_mmu())
paddr = this->core.virt2phys(pc);
//TODO: re-add page handling
// if ((pc.val & upper_bits) != ((pc.val + 2) & upper_bits)) { // we may cross a page boundary
// auto res = this->core.read(paddr, 2, data);
// if (res != iss::Ok) throw trap_access(TRAP_ID, pc.val);
// if ((insn & 0x3) == 0x3) { // this is a 32bit instruction
// res = this->core.read(this->core.v2p(pc + 2), 2, data + 2);
// }
// } else {
auto res = this->core.read(paddr, 4, reinterpret_cast<uint8_t*>(&instr));
if (res != iss::Ok) throw trap_access(TRAP_ID, pc.val);
// }
if (instr == 0x0000006f || (instr&0xffff)==0xa001) throw simulation_stopped(0); // 'J 0' or 'C.J 0'
// curr pc on stack
++inst_cnt;
@ -316,13 +326,13 @@ std::unique_ptr<vm_if> create<arch::${coreDef.name.toLowerCase()}>(arch::${coreD
namespace iss {
namespace {
volatile std::array<bool, 2> dummy = {
core_factory::instance().register_creator<core_factory::CPP>("${coreDef.name.toLowerCase()}|m_p|tcc", [](unsigned port, void*) -> std::tuple<cpu_ptr, vm_ptr>{
core_factory::instance().register_creator("${coreDef.name.toLowerCase()}|m_p|tcc", [](unsigned port, void*) -> std::tuple<cpu_ptr, vm_ptr>{
auto* cpu = new iss::arch::riscv_hart_m_p<iss::arch::${coreDef.name.toLowerCase()}>();
auto vm = new tcc::${coreDef.name.toLowerCase()}::vm_impl<arch::${coreDef.name.toLowerCase()}>(*cpu, false);
if (port != 0) debugger::server<debugger::gdb_session>::run_server(vm, port);
return {cpu_ptr{cpu}, vm_ptr{vm}};
}),
core_factory::instance().register_creator<core_factory::CPP>("${coreDef.name.toLowerCase()}|mu_p|tcc", [](unsigned port, void*) -> std::tuple<cpu_ptr, vm_ptr>{
core_factory::instance().register_creator("${coreDef.name.toLowerCase()}|mu_p|tcc", [](unsigned port, void*) -> std::tuple<cpu_ptr, vm_ptr>{
auto* cpu = new iss::arch::riscv_hart_mu_p<iss::arch::${coreDef.name.toLowerCase()}>();
auto vm = new tcc::${coreDef.name.toLowerCase()}::vm_impl<arch::${coreDef.name.toLowerCase()}>(*cpu, false);
if (port != 0) debugger::server<debugger::gdb_session>::run_server(vm, port);