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Random accesses - JIT compiler

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This commit is contained in:
tevador
2019-01-10 22:04:55 +01:00
parent b71e0eec65
commit d1a808643d
24 changed files with 341 additions and 341 deletions
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19
src/AssemblyGeneratorX86.cpp
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@@ -169,11 +169,12 @@ namespace RandomX {
asmCode << "\t" << instrx86 << " xmm0, " << regF[instr.regb % RegistersCount] << std::endl;
}
void AssemblyGeneratorX86::gencr(Instruction& instr) {
void AssemblyGeneratorX86::gencr(Instruction& instr, bool rax = true) {
switch (instr.locc & 7)
{
case 0:
asmCode << "\tmov rcx, rax" << std::endl;
if(rax)
asmCode << "\tmov rcx, rax" << std::endl;
asmCode << "\tmov eax, " << regR32[instr.regc % RegistersCount] << std::endl;
asmCode << "\txor eax, 0" << std::hex << instr.addrc << "h" << std::dec << std::endl;
asmCode << "\tand eax, " << (ScratchpadL2 - 1) << std::endl;
@@ -186,7 +187,8 @@ namespace RandomX {
case 1:
case 2:
case 3:
asmCode << "\tmov rcx, rax" << std::endl;
if (rax)
asmCode << "\tmov rcx, rax" << std::endl;
asmCode << "\tmov eax, " << regR32[instr.regc % RegistersCount] << std::endl;
asmCode << "\txor eax, 0" << std::hex << instr.addrc << "h" << std::dec << std::endl;
asmCode << "\tand eax, " << (ScratchpadL1 - 1) << std::endl;
@@ -197,9 +199,9 @@ namespace RandomX {
return;
default:
asmCode << "\tmov " << regR[instr.regc % RegistersCount] << ", rax" << std::endl;
asmCode << "\tmov " << regR[instr.regc % RegistersCount] << ", " << (rax ? "rax" : "rcx") << std::endl;
if (trace) {
asmCode << "\tmov qword ptr [" << regScratchpadAddr << " + " << regIc << " * 8 + 262136], rax" << std::endl;
asmCode << "\tmov qword ptr [" << regScratchpadAddr << " + " << regIc << " * 8 + 262136], " << (rax ? "rax" : "rcx") << std::endl;
}
return;
}
@@ -208,7 +210,7 @@ namespace RandomX {
void AssemblyGeneratorX86::gencf(Instruction& instr, bool move = true) {
if(move)
asmCode << "\tmovaps " << regF[instr.regc % RegistersCount] << ", xmm0" << std::endl;
const char* store = (instr.locc & 8) ? "movhpd" : "movlpd";
const char* store = (instr.locc & 128) ? "movhpd" : "movlpd";
switch (instr.locc & 7)
{
case 4:
@@ -463,14 +465,13 @@ namespace RandomX {
void AssemblyGeneratorX86::h_FPROUND(Instruction& instr, int i) {
genar(instr, i);
//asmCode << "\tmov rcx, rax" << std::endl;
asmCode << "\tmov rcx, rax" << std::endl;
asmCode << "\tshl eax, 13" << std::endl;
//asmCode << "\tand rcx, -2048" << std::endl;
asmCode << "\tand eax, 24576" << std::endl;
//asmCode << "\tmovaps " << regF[instr.regc % RegistersCount] << ", xmm0" << std::endl;
asmCode << "\tor eax, 40896" << std::endl;
asmCode << "\tmov dword ptr [rsp - 8], eax" << std::endl;
asmCode << "\tldmxcsr dword ptr [rsp - 8]" << std::endl;
gencr(instr, false);
}
static inline const char* jumpCondition(Instruction& instr, bool invert = false) {