Thread (3 messages) flat view 3 messages, 3 authors, 2016-06-15

Re: [PATCH] Makefile: set USE_PIC on Linux x86_64 for linking with Git.pm

From: Josef Weidendorfer <hidden>
Date: 2016-06-15 22:42:31

On Thursday 29 June 2006 11:04, Sergey Vlasov wrote:
And the effect of -fPIC on x86_64 is smaller than on i386, because
x86_64 has 2x more registers than i386, therefore loss of one register
is less noticeable.
According to the x86_64 ABI, x86_64 has no explicit GOT pointer.
Meaning: no additional register needed at all, as x86_64 has IP-relative
addressing. Thus, compiling with -fPIC on x86_64 probably has no
negative implications at all (?).

Josef
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