/**
* Create switch assembly code for to route one item from
*
* <pre>fire</pre>
*
* to the dests.
*
* <pre>previous</pre>
*
* is a hashmap from ComputeNode -> ComputeNode that maps a node to its previous hop,
*
* <pre>next</pre>
*
* is similiar...
*/
protected void asm(
ComputeNode fire,
HashMap<ComputeNode, ComputeNode> previous,
HashMap<ComputeNode, HashSet> next) {
assert fire != null;
// System.out.println("asm: " + fire);
// generate the sends
if (!switchSchedules.containsKey(fire)) switchSchedules.put(fire, new StringBuffer());
StringBuffer buf = switchSchedules.get(fire);
Iterator it = next.get(fire).iterator();
buf.append("route ");
while (it.hasNext()) {
ComputeNode dest = (ComputeNode) it.next();
buf.append("$csto->" + "$c" + rawChip.getDirection(fire, dest) + "o,");
}
// erase the trailing ,
buf.setCharAt(buf.length() - 1, '\n');
// generate all the other
Iterator<ComputeNode> tiles = next.keySet().iterator();
while (tiles.hasNext()) {
ComputeNode tile = tiles.next();
assert tile != null;
if (tile == fire) continue;
if (!switchSchedules.containsKey(tile)) switchSchedules.put(tile, new StringBuffer());
buf = switchSchedules.get(tile);
ComputeNode prevTile = previous.get(tile);
buf.append("route ");
Iterator nexts = next.get(tile).iterator();
while (nexts.hasNext()) {
ComputeNode nextTile = (ComputeNode) nexts.next();
if (!nextTile.equals(tile))
buf.append(
"$c"
+ rawChip.getDirection(tile, prevTile)
+ "i->$c"
+ rawChip.getDirection(tile, nextTile)
+ "o,");
else
buf.append(
"$c"
+ rawChip.getDirection(tile, prevTile)
+ "i->$c"
+ rawChip.getDirection(tile, nextTile)
+ "i,");
}
buf.setCharAt(buf.length() - 1, '\n');
}
}
public static void createMakefile(SpdStreamGraph sg) {
streamGraph = sg;
layout = sg.getLayout();
rawChip = sg.getRawChip();
try {
// create a set of all the tiles with code
HashSet<ComputeNode> computeTiles = new HashSet<ComputeNode>();
computeTiles.addAll(TileCode.realTiles);
computeTiles.addAll(TileCode.tiles);
// remove joiners from the hashset if we are in decoupled mode,
// we do not want to simulate joiners
if (KjcOptions.decoupled || IMEMEstimation.TESTING_IMEM) removeJoiners(computeTiles);
Iterator<ComputeNode> tilesIterator = computeTiles.iterator();
// generate the bC file
BCFile.generate(streamGraph, computeTiles);
FileWriter fw = new FileWriter(MAKEFILE_NAME);
fw.write("#-*-Makefile-*-\n\n");
/*
* if (KjcOptions.outputs < 0 && ! (KjcOptions.numbers > 0))
* fw.write("LIMIT = TRUE\n"); // need to define limit for SIMCYCLES
* to matter
*/
if (!IMEMEstimation.TESTING_IMEM && !KjcOptions.decoupled) {
// old settings
// fw.write("BTL-DEVICES += -dram_freq 100\n");
// turn off hardware icaching for now
// fw.write("ATTRIBUTES += HWIC\n");
// add some other stuff
// fw.write("MEMORY_LAYOUT=LEFT_RIGHT_SIDES\n");
// fw.write("BTL-DEVICES += -enable_all_sides_for_dram -dram
// lhs\n");
// fw.write("ATTRIBUTES = IMEM_EXTRA_LARGE\n");
// fw.write("MEMORY_LAYOUT=FOUR_SIDES\n");
// fw.write("BTL-DEVICES += -dram lhs -enable_all_sides_for_dram -dram ths -dram bhs \n");
}
if (KjcOptions.rawdcachesize != 32768) {
fw.write("EXTRA_BTL_ARGS += -dcache_size " + KjcOptions.rawdcachesize + "\n");
}
if (KjcOptions.rawicachesize != 32768) {
switch (KjcOptions.rawicachesize) {
case 262144:
fw.write("ATTRIBUTES = IMEM_EXTRA_LARGE\n");
break;
case 131072:
fw.write("ATTRIBUTES = IMEM_LARGE\n");
break;
case 65536:
fw.write("ATTRIBUTES = IMEM_MEDIUM\n");
break;
default:
assert KjcOptions.rawicachesize == 16384
|| KjcOptions.rawicachesize == 8192
|| KjcOptions.rawicachesize == 4096
|| KjcOptions.rawicachesize == 2048
|| KjcOptions.rawicachesize == 1024
|| KjcOptions.rawicachesize == 512
: "icache size not set correctly";
fw.write("ATTRIBUTES = IMEM_" + KjcOptions.rawicachesize + "\n");
break;
}
}
/*
//restrict memory sizes for larger tile configurations
switch (rawChip.getSimulatedXSize()) {
case 1:
//fw.write("ATTRIBUTES = IMEM_EXTRA_LARGE\n");
fw.write("EXTRA_BTL_ARGS += -dcache_size 262144\n");
break;
case 2:
//fw.write("ATTRIBUTES = IMEM_MEDIUM\n");
//fw.write("EXTRA_BTL_ARGS += -dcache_size 65536\n");
break;
//case 3 is normal so don't do anything
case 4:
//fw.write("ATTRIBUTES = IMEM_16384\n");
fw.write("EXTRA_BTL_ARGS += -dcache_size 8192\n");
break;
case 5:
//fw.write("ATTRIBUTES = IMEM_8192\n");
fw.write("EXTRA_BTL_ARGS += -dcache_size 8192\n");
break;
case 6:
//fw.write("ATTRIBUTES = IMEM_4096\n");
fw.write("EXTRA_BTL_ARGS += -dcache_size 4096\n");
break;
case 7:
//fw.write("ATTRIBUTES = IMEM_2048\n");
fw.write("EXTRA_BTL_ARGS += -dcache_size 2048\n");
break;
case 8:
//fw.write("ATTRIBUTES = IMEM_1024\n");
fw.write("EXTRA_BTL_ARGS += -dcache_size 2048\n");
break;
}
*/
if (KjcOptions.hwic) {
fw.write("ATTRIBUTES += HWIC\n");
}
// if we are data-parallelizing then for comparision to spacetime,
// enable drams on all sides
if (KjcOptions.dup == 1) {
// fw.write("MEMORY_LAYOUT=FOUR_SIDES\n");
// fw.write("BTL-DEVICES += -dram lhs -enable_all_sides_for_dram -dram ths -dram bhs\n");
}
// magic instruction support for printing...
fw.write("EXTRA_BTL_ARGS += -magic_instruction\n ");
// fw.write("SIM-CYCLES = 500000\n\n");
fw.write("\n");
// if we are using the magic network, tell btl
if (KjcOptions.magic_net) fw.write("EXTRA_BTL_ARGS += " + "-magic_crossbar C1H1\n");
fw.write("include $(TOPDIR)/Makefile.include\n\n");
fw.write("RGCCFLAGS += -O3\n\n");
fw.write("BTL-MACHINE-FILE = fileio.bc\n\n");
if (rawChip.getYSize() > 4) {
fw.write("TILE_PATTERN = 8x8\n\n");
}
// fix for snake boot race condition
fw.write("MULTI_SNAKEBOOT = 0\n\n");
fw.write("TILES = ");
while (tilesIterator.hasNext()) {
int tile = ((RawTile) tilesIterator.next()).getTileNumber();
if (tile < 10) fw.write("0" + tile + " ");
else fw.write(tile + " ");
}
fw.write("\n\n");
tilesIterator = computeTiles.iterator();
while (tilesIterator.hasNext()) {
int tile = ((RawTile) tilesIterator.next()).getTileNumber();
if (tile < 10) fw.write("OBJECT_FILES_0");
else fw.write("OBJECT_FILES_");
fw.write(tile + " = " + "tile" + tile + ".o ");
// make sure that there is some
if (!(KjcOptions.magic_net || KjcOptions.decoupled)) fw.write("sw" + tile + ".o");
fw.write("\n");
}
// use sam's gcc and set the parameters of the tile
// if (KjcOptions.altcodegen) {
// fw.write
// ("\nRGCC=/home/pkg/brave_new_linux/0225.btl.rawlib.starbuild/install/slgcc/bin/raw-gcc\n");
fw.write(
"\nRGCC=/home/pkg/brave_new_linux/0277.newlib.rgdb.starbuild/install/slgcc/bin/raw-gcc\n");
fw.write("\nDMEM_PORTS = 1\n");
fw.write("ISSUE_WIDTH = 1\n\n");
fw.write("EXTRA_BTL_ARGS += -issue_width $(ISSUE_WIDTH) -dmem_ports $(DMEM_PORTS)\n");
fw.write("RGCCFLAGS += -missue_width=$(ISSUE_WIDTH) -mdmem_ports=$(DMEM_PORTS)\n");
// }
fw.write("\ninclude $(COMMONDIR)/Makefile.all\n\n");
fw.write("clean:\n");
fw.write("\trm -f *.o\n");
fw.write("\trm -f tile*.s\n\n");
fw.close();
} catch (Exception e) {
System.err.println("Error writing Makefile");
e.printStackTrace();
}
}
private static int getIOPort(RawTile tile) {
return rawChip.getXSize() + +tile.getY();
}