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Re: RFC [Patch, arm] arm_reload_out_hi with strh instruction


On 04/12/12 13:53, Dinar Temirbulatov wrote:
Hi,
During investigation of some defect, I found that for HImode reload
pass generated three instruction with QImode but for modern arm
machines that could be done with just one instruction. Attached patch
adds that capability.
                                               thanks, Dinar.=


reload_out_hi.patch



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The expectation was that a secondary output reload shouldn't be needed when you have STRH. Can you supply a testcase?

R.


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