[PATCH] D79252: [PowerPC][AIX] Spill CSRs to the ABI specified stack offsets.

[Chris Bowler via Phabricator via llvm-commits]

cebowleratibm added inline comments.


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Comment at: llvm/lib/Target/PowerPC/PPCFrameLowering.cpp:230
+    // Add AIX's extra CSR.
+    {PPC::R13, -76},
 
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ZarkoCA wrote:
> Is the extra CSR only applicable to 32BIT AIX? Eg. is X13 not a CSR in 64BIT AIX? 
https://www.ibm.com/support/knowledgecenter/en/ssw_aix_72/assembler/idalangref_reg_use_conv.html


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  https://reviews.llvm.org/D79252/new/

https://reviews.llvm.org/D79252