wu-arch/vortex
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

implementing gpu library

Browse Source
This commit is contained in:
felsabbagh3
2019-02-14 01:54:16 -05:00
parent c3c3cb0b45
commit 39003073f9
14 changed files with 9745 additions and 432 deletions
Download Patch File Download Diff File Expand all files Collapse all files

49
src/instruction.cpp
View File

@@ -431,6 +431,7 @@ void Instruction::executeOn(Warp &c) {
break;
case SYS_INST:
temp = reg[rsrc[0]];
std::cout << "STORING IN CSR: " << std::hex << reg[rsrc[0]] << " csr#: " << (immsrc & 0x00000FFF) << "\n";
switch (func3)
{
case 1:
@@ -438,7 +439,9 @@ void Instruction::executeOn(Warp &c) {
{
reg[rdest] = c.csr[immsrc & 0x00000FFF];
}
c.csr[immsrc & 0x00000FFF] = temp;
std::cout << "FOR SURE WRITING TO CSR#: " << (immsrc & 0x00000FFF) << " value: " << temp << "\n";
c.csr[immsrc & 0x00000FFF] = temp;
break;
case 2:
@@ -492,6 +495,7 @@ void Instruction::executeOn(Warp &c) {
default:
break;
}
std::cout << "READING FROM CSR: " << reg[rdest] << " csr#: " << (immsrc & 0x00000FFF) << "\n";
break;
case TRAP:
std::cout << "INTERRUPT TRAP\n";
@@ -500,6 +504,49 @@ void Instruction::executeOn(Warp &c) {
break;
case FENCE:
break;
case GPGPU:
switch(func3)
{
case 0:
// WSPAWN
D(0, "Spawning a new warp.");
std::cout << "SIZE: " << c.core->w.size() << "\n";
for (unsigned i = 0; i < c.core->w.size(); ++i)
{
std::cout << "WHATTT\n";
Warp &newWarp(c.core->w[i]);
std::cout << "STARTING\n";
if (newWarp.spawned == false) {
std::cout << "ABOUT TO START\n";
newWarp.pc = reg[rsrc[0]];
newWarp.reg[0][rdest] = reg[rsrc[1]];
newWarp.csr = c.csr;
newWarp.activeThreads = 1;
newWarp.supervisorMode = false;
newWarp.spawned = true;
break;
}
}
break;
case 5:
// CLONE
std::cout << "CLONE\n";
std::cout << "CLONING THREAD: " << reg[rsrc[0]] << "\n";
c.reg[reg[rsrc[0]]] = reg;
break;
case 6:
// JALRS
nextActiveThreads = reg[rsrc[1]];
reg[rdest] = c.pc;
if (!pcSet) nextPc = reg[rsrc[0]];
pcSet = true;
std::cout << "ACTIVE_THREDS: " << rsrc[1] << " val: " << reg[rsrc[1]] << "\n";
std::cout << "nextPC: " << rsrc[0] << " val: " << reg[rsrc[0]] << "\n";
break;
default:
cout << "ERROR: UNSUPPORTED GPGPU INSTRUCTION " << *this << "\n";
}
break;
default:
cout << "ERROR: Unsupported instruction: " << *this << "\n";
exit(1);