[llvm-commits] patch: copy sret argument into %rax on return with x86-64 abi in fastisel
Anton Korobeynikov
anton at korobeynikov.info
Wed Oct 3 21:57:16 PDT 2012
> The x86-64 ABI requires that we copy the value in our sret argument into
> %rax when returning. The normal X86 ISel has code to do this at
> X86ISelLowering.cpp:1583. This patch adds it to fast-isel, fixing PR13563.
Interesting - have anyone run x86-64 ABI testsuite at O0 ? :)
--
With best regards, Anton Korobeynikov
Faculty of Mathematics and Mechanics, Saint Petersburg State University
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