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- adds OP_EQ_R, the first instruction using jumps

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Jonathan Russell 2018-08-14 13:02:56 +01:00 committed by drfrag
parent 5c3ef8ac15
commit 166ce87a86
1 changed files with 30 additions and 0 deletions
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30
src/scripting/vm/jit.cpp
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@ -309,6 +309,11 @@ JitFuncPtr JitCompile(VMScriptFunction *sfunc)
*/ */
int size = sfunc->CodeSize; int size = sfunc->CodeSize;
TArray<Label> labels(size, true);
for (int i = 0; i < size; i++) labels[i] = cc.newLabel();
for (int i = 0; i < size; i++) for (int i = 0; i < size; i++)
{ {
const VMOP *pc = sfunc->Code + i; const VMOP *pc = sfunc->Code + i;
@ -316,6 +321,8 @@ JitFuncPtr JitCompile(VMScriptFunction *sfunc)
int a = pc->a; int a = pc->a;
int b;// , c; int b;// , c;
cc.bind(labels[i]);
switch (op) switch (op)
{ {
default: default:
@ -905,6 +912,29 @@ JitFuncPtr JitCompile(VMScriptFunction *sfunc)
cc.not_(regD[a]); cc.not_(regD[a]);
break; break;
case OP_EQ_R: // if ((dB == dkC) != A) then pc++ case OP_EQ_R: // if ((dB == dkC) != A) then pc++
{
Label elseLabel = cc.newLabel();
auto tmp0 = cc.newInt32();
auto tmp1 = cc.newInt32();
cc.cmp(regD[B], regD[C]);
cc.sete(tmp0);
cc.mov(tmp1, A);
cc.and_(tmp1, CMP_CHECK);
cc.setz(tmp1);
cc.cmp(tmp0, tmp1);
cc.je(elseLabel);
cc.jmp(labels[i + 2 + JMPOFS(pc + 1)]);
cc.bind(elseLabel);
cc.jmp(labels[i + 2]);
break;
}
case OP_EQ_K: case OP_EQ_K:
case OP_LT_RR: // if ((dkB < dkC) != A) then pc++ case OP_LT_RR: // if ((dkB < dkC) != A) then pc++
case OP_LT_RK: case OP_LT_RK: