[PATCH] D47137: [Sparc] Add floating-point register names

James Clarke via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Wed May 23 09:35:11 PDT 2018

jrtc27 added inline comments.

Comment at: lib/Basic/Targets/Sparc.cpp:52
+    // Double precision floating-point register
+    {{"d0"}, "f0"},   {{"d1"}, "f2"},   {{"d2"}, "f4"},   {{"d3"}, "f6"},
jyknight wrote:
> AFAICT, gcc doesn't actually accept "d" and "q" aliases in its inline asm, so probably no point in LLVM doing so either.
Ah you're right; trying to use it gives "invalid register name". Having said that, maybe it's a nice thing to support anyway?


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