[PATCH] ARM IAS: support .personalityindex

[Logan Chien]

================
Comment at: lib/Target/ARM/MCTargetDesc/ARMUnwindOpAsm.cpp:199
@@ +198,3 @@
+    if (PersonalityIndex == ARM::EHABI::NUM_PERSONALITY_INDEX)
+      PersonalityIndex = Ops.size() <= 3 ? ARM::EHABI::AEABI_UNWIND_CPP_PR0
+                                         : ARM::EHABI::AEABI_UNWIND_CPP_PR1;
----------------
Renato Golin wrote:
> Renato Golin wrote:
> > use of parenthesis here would be clearer.
> Here, too, the use of ARM::AEABI::NUM_PERSONALITY_INDEX.
The "3" in this line stands for the maximum unwind opcode that can be stored in compact mode pr0.  Currently, there is no named constant for this.


http://llvm-reviews.chandlerc.com/D2525