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- added exact floating point comparison opcodes
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parent
167693f102
commit
740415246e
1 changed files with 112 additions and 12 deletions
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@ -226,8 +226,6 @@ template <typename Func>
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void emitComparisonOpcode(asmjit::X86Compiler& cc, const TArray<asmjit::Label>& labels, const VMOP* pc, int i, Func compFunc) {
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using namespace asmjit;
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Label elseLabel = cc.newLabel();
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auto tmp0 = cc.newInt32();
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auto tmp1 = cc.newInt32();
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@ -237,12 +235,9 @@ void emitComparisonOpcode(asmjit::X86Compiler& cc, const TArray<asmjit::Label>&
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cc.and_(tmp1, CMP_CHECK);
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cc.cmp(tmp0, tmp1);
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cc.jne(elseLabel);
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cc.jne(labels[i + 2]);
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cc.jmp(labels[i + 2 + JMPOFS(pc + 1)]);
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cc.bind(elseLabel);
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cc.jmp(labels[i + 2]);
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}
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JitFuncPtr JitCompile(VMScriptFunction *sfunc)
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@ -979,8 +974,8 @@ JitFuncPtr JitCompile(VMScriptFunction *sfunc)
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{
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auto compLambda = [&](X86Gp& result) {
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auto tmp = cc.newIntPtr();
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cc.mov(tmp, reinterpret_cast<ptrdiff_t>(&(konstd[C])));
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cc.cmp(x86::ptr(tmp), regD[B]);
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cc.mov(tmp, reinterpret_cast<ptrdiff_t>(&(konstd[B])));
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cc.cmp(x86::ptr(tmp), regD[C]);
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cc.setl(result);
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};
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emitComparisonOpcode(cc, labels, pc, i, compLambda);
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@ -1011,8 +1006,8 @@ JitFuncPtr JitCompile(VMScriptFunction *sfunc)
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{
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auto compLambda = [&](X86Gp& result) {
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auto tmp = cc.newIntPtr();
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cc.mov(tmp, reinterpret_cast<ptrdiff_t>(&(konstd[C])));
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cc.cmp(x86::ptr(tmp), regD[B]);
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cc.mov(tmp, reinterpret_cast<ptrdiff_t>(&(konstd[B])));
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cc.cmp(x86::ptr(tmp), regD[C]);
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cc.setle(result);
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};
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emitComparisonOpcode(cc, labels, pc, i, compLambda);
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@ -1043,8 +1038,8 @@ JitFuncPtr JitCompile(VMScriptFunction *sfunc)
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{
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auto compLambda = [&](X86Gp& result) {
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auto tmp = cc.newIntPtr();
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cc.mov(tmp, reinterpret_cast<ptrdiff_t>(&(konstd[C])));
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cc.cmp(x86::ptr(tmp), regD[B]);
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cc.mov(tmp, reinterpret_cast<ptrdiff_t>(&(konstd[B])));
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cc.cmp(x86::ptr(tmp), regD[C]);
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cc.setb(result);
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};
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emitComparisonOpcode(cc, labels, pc, i, compLambda);
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@ -1162,13 +1157,118 @@ JitFuncPtr JitCompile(VMScriptFunction *sfunc)
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case OP_ATAN2: // fA = atan2(fB,fC), result is in degrees
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case OP_FLOP: // fA = f(fB), where function is selected by C
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case OP_EQF_R: // if ((fB == fkC) != (A & 1)) then pc++
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{
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auto compLambda = [&](X86Gp& result) {
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auto tmp = cc.newInt32();
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cc.ucomisd(regF[B], regF[C]);
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cc.sete(result);
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cc.setnp(tmp);
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cc.and_(result, tmp);
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cc.and_(result, 1);
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};
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emitComparisonOpcode(cc, labels, pc, i, compLambda);
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break;
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}
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case OP_EQF_K:
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{
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auto compLambda = [&](X86Gp& result) {
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auto konstTmp = cc.newIntPtr();
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auto parityTmp = cc.newInt32();
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cc.mov(konstTmp, reinterpret_cast<ptrdiff_t>(&(konstf[C])));
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cc.ucomisd(regF[B], x86::qword_ptr(konstTmp));
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cc.sete(result);
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cc.setnp(parityTmp);
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cc.and_(result, parityTmp);
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cc.and_(result, 1);
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};
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emitComparisonOpcode(cc, labels, pc, i, compLambda);
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break;
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}
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case OP_LTF_RR: // if ((fkB < fkC) != (A & 1)) then pc++
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{
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auto compLambda = [&](X86Gp& result) {
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cc.ucomisd(regF[C], regF[B]);
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cc.seta(result);
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cc.and_(result, 1);
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};
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emitComparisonOpcode(cc, labels, pc, i, compLambda);
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break;
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}
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case OP_LTF_RK:
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{
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auto compLambda = [&](X86Gp& result) {
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auto constTmp = cc.newIntPtr();
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auto xmmTmp = cc.newXmmSd();
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cc.mov(constTmp, reinterpret_cast<ptrdiff_t>(&(konstf[C])));
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cc.movsd(xmmTmp, x86::qword_ptr(constTmp));
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cc.ucomisd(xmmTmp, regF[B]);
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cc.seta(result);
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cc.and_(result, 1);
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};
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emitComparisonOpcode(cc, labels, pc, i, compLambda);
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break;
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}
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case OP_LTF_KR:
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{
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auto compLambda = [&](X86Gp& result) {
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auto tmp = cc.newIntPtr();
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cc.mov(tmp, reinterpret_cast<ptrdiff_t>(&(konstf[B])));
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cc.ucomisd(regF[C], x86::qword_ptr(tmp));
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cc.seta(result);
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cc.and_(result, 1);
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};
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emitComparisonOpcode(cc, labels, pc, i, compLambda);
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break;
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}
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case OP_LEF_RR: // if ((fkb <= fkC) != (A & 1)) then pc++
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{
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auto compLambda = [&](X86Gp& result) {
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cc.ucomisd(regF[C], regF[B]);
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cc.setae(result);
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cc.and_(result, 1);
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};
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emitComparisonOpcode(cc, labels, pc, i, compLambda);
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break;
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}
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case OP_LEF_RK:
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{
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auto compLambda = [&](X86Gp& result) {
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auto constTmp = cc.newIntPtr();
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auto xmmTmp = cc.newXmmSd();
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cc.mov(constTmp, reinterpret_cast<ptrdiff_t>(&(konstf[C])));
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cc.movsd(xmmTmp, x86::qword_ptr(constTmp));
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cc.ucomisd(xmmTmp, regF[B]);
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cc.setae(result);
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cc.and_(result, 1);
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};
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emitComparisonOpcode(cc, labels, pc, i, compLambda);
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break;
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}
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case OP_LEF_KR:
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{
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auto compLambda = [&](X86Gp& result) {
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auto tmp = cc.newIntPtr();
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cc.mov(tmp, reinterpret_cast<ptrdiff_t>(&(konstf[B])));
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cc.ucomisd(regF[C], x86::qword_ptr(tmp));
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cc.setae(result);
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cc.and_(result, 1);
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};
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emitComparisonOpcode(cc, labels, pc, i, compLambda);
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break;
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}
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break;
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// Vector math. (2D)
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