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adding semhosting

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This commit is contained in:
gabriel
2024-05-31 07:27:47 +02:00
parent 119d4a8b43
commit ed793471bb
14 changed files with 4335 additions and 37 deletions
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6
src/iss/arch/riscv_hart_mu_p.h
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@ -319,7 +319,7 @@ public:
void set_irq_num(unsigned i) { mcause_max_irq = 1 << util::ilog2(i); }
void set_semihosting_callback(std::function<void(arch_if*, reg_t, reg_t)>& cb) { semihosting_cb = cb; };
void set_semihosting_callback(semihosting_cb_t<reg_t> cb) { semihosting_cb = cb; };
protected:
struct riscv_instrumentation_if : public iss::instrumentation_if {
@ -378,7 +378,7 @@ protected:
bool tohost_lower_written = false;
riscv_instrumentation_if instr_if;
std::function<void(arch_if*, reg_t, reg_t)> semihosting_cb;
semihosting_cb_t<reg_t> semihosting_cb;
using mem_type = util::sparse_array<uint8_t, 1ULL << 32>;
using csr_type = util::sparse_array<typename traits<BASE>::reg_t, 1ULL << 12, 12>;
@ -1505,7 +1505,7 @@ template <typename BASE, features_e FEAT> uint64_t riscv_hart_mu_p<BASE, FEAT>::
#endif
CLOG(INFO, disass) << "Semihosting call at address " << buffer.data() << " occurred ";
semihosting_callback(this, this->reg.X10 /*a0*/, this->reg.X11 /*a1*/);
semihosting_cb(this, &(this->reg.X10) /*a0*/, &(this->reg.X11) /*a1*/);
return this->reg.NEXT_PC;
}
}