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@@ -118,6 +118,22 @@ unit aoptcpu;
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asml.remove(hp2);
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asml.remove(hp2);
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hp2.free;
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hp2.free;
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result:=true;
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result:=true;
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+ end
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+ else if MatchInstruction(p,A_MOV,[S_W]) and
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+ MatchOpType(taicpu(p),top_reg,top_reg) and
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+ GetNextInstruction(p, hp1) and
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+ MatchInstruction(hp1,A_PUSH,[S_W]) and
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+ MatchOperand(taicpu(p).oper[1]^,taicpu(hp1).oper[0]^) and
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+ assigned(FindRegDealloc(taicpu(hp1).oper[0]^.reg,tai(hp1.Next))) then
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+ begin
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+ DebugMsg('Peephole optimizer MovPush2Push',p);
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+ taicpu(hp1).loadreg(0,taicpu(p).oper[0]^.reg);
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+ { take care of the register (de)allocs following p }
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+ UpdateUsedRegs(tai(p.next));
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+ asml.remove(p);
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+ p.free;
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+ p:=hp1;
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+ result:=true;
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end;
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end;
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end;
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end;
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A_SUB:
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A_SUB:
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florian