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Pointer addition opcodes must leave NULL pointers as they are.
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1 changed files with 20 additions and 0 deletions
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@ -1461,18 +1461,38 @@ JitFuncPtr JitCompile(VMScriptFunction *sfunc)
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case OP_ADDA_RR: // pA = pB + dkC
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{
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auto tmp = cc.newIntPtr();
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Label label = cc.newLabel();
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cc.mov(tmp, regA[B]);
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// Check if zero, the first operand is zero, if it is, don't add.
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cc.cmp(tmp, 0);
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cc.je(label);
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cc.add(tmp, regD[C]);
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cc.bind(label);
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cc.mov(regA[a], tmp);
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break;
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}
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case OP_ADDA_RK:
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{
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auto tmp = cc.newIntPtr();
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Label label = cc.newLabel();
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cc.mov(tmp, regA[B]);
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// Check if zero, the first operand is zero, if it is, don't add.
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cc.cmp(tmp, 0);
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cc.je(label);
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cc.add(tmp, konstd[C]);
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cc.bind(label);
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cc.mov(regA[a], tmp);
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break;
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}
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