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Mark RTI as "uses all registers" to avoid problems with the optimizer
removing register loads from an interrupt handler return. git-svn-id: svn://svn.cc65.org/cc65/trunk@2676 b7a2c559-68d2-44c3-8de9-860c34a00d81
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@ -449,11 +449,14 @@ const OPCDesc OPCTable[OPCODE_COUNT] = {
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REG_NONE, /* use */
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REG_NONE, /* use */
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REG_NONE, /* chg */
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REG_NONE, /* chg */
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OF_SETF /* flags */
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OF_SETF /* flags */
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},
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},
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/* Mark RTI as "uses all registers but doesn't change them", so the
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* optimizer won't remove preceeding loads.
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*/
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{ OP65_RTI, /* opcode */
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{ OP65_RTI, /* opcode */
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"rti", /* mnemonic */
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"rti", /* mnemonic */
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1, /* size */
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1, /* size */
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REG_NONE, /* use */
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REG_AXY, /* use */
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REG_NONE, /* chg */
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REG_NONE, /* chg */
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OF_RET /* flags */
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OF_RET /* flags */
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},
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},
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