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fix decode instruction logging

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This commit is contained in:
Blaise Tine
2021-06-16 01:35:31 -04:00
parent 1e677c8e5e
commit 7ce0127e37
1 changed files with 41 additions and 17 deletions
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58
simX/decode.cpp
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@@ -193,30 +193,54 @@ static const char* op_string(const Instr &instr) {
namespace vortex {
std::ostream &operator<<(std::ostream &os, const Instr &instr) {
os << op_string(instr) << ": ";
int rdt = instr.getRDType();
int rd = instr.getRDest();
switch (rdt) {
case 1: os << "r" << std::dec << rd << " <- "; break;
case 2: os << "fr" << std::dec << rd << " <- "; break;
case 3: os << "vr" << std::dec << rd << " <- "; break;
default: break;
}
int i = 0;
for (; i < instr.getNRSrc(); ++i) {
auto opcode = instr.getOpcode();
auto rd_to_string = [&]() {
int rdt = instr.getRDType();
int rd = instr.getRDest();
switch (rdt) {
case 1: os << "r" << std::dec << rd << " <- "; break;
case 2: os << "fr" << std::dec << rd << " <- "; break;
case 3: os << "vr" << std::dec << rd << " <- "; break;
default: break;
}
};
auto rs_to_string = [&](int i) {
int rst = instr.getRSType(i);
int rs = instr.getRSrc(i);
if (i) os << ", ";
int rs = instr.getRSrc(i);
switch (rst) {
case 1: os << "r" << std::dec << rs; break;
case 2: os << "fr" << std::dec << rs; break;
case 3: os << "vr" << std::dec << rs; break;
default: break;
}
}
if (instr.hasImm()) {
if (i) os << ", ";
os << "imm=0x" << std::hex << instr.getImm();
}
};
if (opcode == S_INST
|| opcode == FS
|| opcode == VS) {
os << "M[r" << std::dec << instr.getRSrc(0) << " + 0x" << std::hex << instr.getImm() << "] <- ";
rs_to_string(1);
} else
if (opcode == L_INST
|| opcode == FL
|| opcode == VL) {
rd_to_string();
os << "M[r" << std::dec << instr.getRSrc(0) << " + 0x" << std::hex << instr.getImm() << "]";
} else {
rd_to_string();
int i = 0;
for (; i < instr.getNRSrc(); ++i) {
if (i) os << ", ";
rs_to_string(i);
}
if (instr.hasImm()) {
if (i) os << ", ";
os << "imm=0x" << std::hex << instr.getImm();
}
}
return os;
}
}