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4 scratchpad segments

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This commit is contained in:
tevador
2019-01-20 00:44:01 +01:00
parent 16db607025
commit bd0dba88a8
10 changed files with 75 additions and 82 deletions
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src/JitCompilerX86.cpp
+14 -14
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@@ -182,17 +182,17 @@ namespace RandomX {
emitByte(0xe8); //xor rbp, rax
}
emitByte(0x25); //and eax,
if (instr.loca & 15) {
//if (instr.loca & 15) {
if (instr.loca & 3) {
emit(ScratchpadL1 - 1); //first 16 KiB of scratchpad
}
else {
emit(ScratchpadL2 - 1); //first 256 KiB of scratchpad
}
}
/*}
else {
emit(ScratchpadL3 - 1); //whole scratchpad
}
}*/
}
void JitCompilerX86::genar(Instruction& instr) {
@@ -271,7 +271,7 @@ namespace RandomX {
}
void JitCompilerX86::gencr(Instruction& instr, bool rax = true) {
if (instr.locc & 16) { //write to register
if (instr.locc & 8) { //write to register
emit(uint16_t(0x8b4c)); //mov
if (rax) {
emitByte(0xc0 + 8 * (instr.regc % RegistersCount)); //regc, rax
@@ -281,17 +281,17 @@ namespace RandomX {
}
}
else {
if (instr.locc & 15) {
if (instr.locc & 3) {
//if (instr.locc & 7) {
if (instr.locc & 1) {
scratchpadStoreR(instr, ScratchpadL1, rax);
}
else {
scratchpadStoreR(instr, ScratchpadL2, rax);
}
}
/*}
else {
scratchpadStoreR(instr, ScratchpadL3, rax);
}
}*/
}
}
@@ -319,18 +319,18 @@ namespace RandomX {
}
emit(uint16_t(0x280f)); //movaps
emitByte(0xc0 + 8 * regc); // regc, xmm0
if (instr.locc & 16) { //write to scratchpad
if (instr.locc & 15) {
if (instr.locc & 3) { //C.LOC.W
if (instr.locc & 8) { //write to scratchpad
//if (instr.locc & 7) {
if (instr.locc & 1) { //C.LOC.W
scratchpadStoreF(instr, regc, ScratchpadL1, (instr.locc & 128)); //first 16 KiB of scratchpad
}
else {
scratchpadStoreF(instr, regc, ScratchpadL2, (instr.locc & 128)); //first 256 KiB of scratchpad
}
}
else {
//}
/*else {
scratchpadStoreF(instr, regc, ScratchpadL3, (instr.locc & 128)); //whole scratchpad
}
}*/
}
}