I simply mean that the same constant is not emitted more than once to memory. I.e. If a constant string is used twice, there is only one value in .rodata for it. <br><br><div class="gmail_quote"><div dir="ltr">On Fri, Sep 21, 2018, 01:20 Carter Schonwald &lt;<a href="mailto:carter.schonwald@gmail.com">carter.schonwald@gmail.com</a>&gt; wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">what precisely do you mean by constant pooling? i can guess several meanings, but what do you mean specifically?</div><br><div class="gmail_quote"></div><div class="gmail_quote"><div dir="ltr">On Sat, Sep 15, 2018 at 10:33 AM Phyx &lt;<a href="mailto:lonetiger@gmail.com" target="_blank">lonetiger@gmail.com</a>&gt; wrote:<br></div></div><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"></blockquote></div><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><font color="#000">Hi All,</font></div><div><font color="#000"><br></font></div><div><font color="#000">I&#39;m hoping someone here can save me some time.  I&#39;m working on something that relies on constants in the same translation unit being pooled before assembly.</font></div><div><font color="#000"><br></font></div><div><font color="#000">I&#39;ve noticed GHC does some const pooling at -O1 , but this doesn&#39;t seem to be very consistent, which leads me to believe this is a byproduct of another optimization rather than an explicit thing.</font></div><div><font color="#000"><br></font></div><div><font color="#000">I couldn&#39;t find anything obvious in the sources, so does GHC intentionally do constant pooling already? Or do I need a new pass to guarantee it.</font></div><div><font color="#000"><br></font></div><div><font color="#000">Thanks,</font></div><div><font color="#000">Tamar</font></div></div></blockquote></div><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
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