[PATCH] [PowerPC] Replace foul hackery with real calls to __tls_get_addr

[hfinkel at anl.gov]

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Comment at: lib/Target/PowerPC/PPCISelLowering.cpp:782
@@ -781,3 +781,3 @@
   case PPCISD::CALL:            return "PPCISD::CALL";
   case PPCISD::CALL_NOP:        return "PPCISD::CALL_NOP";
   case PPCISD::MTCTR:           return "PPCISD::MTCTR";
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Please add CALL_TLS, CALL_NOP_TLS here.

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Comment at: lib/Target/PowerPC/PPCISelLowering.cpp:1767
@@ +1766,3 @@
+
+    std::pair<SDValue, SDValue> CallResult = LowerCallTo(CLI);
+    SDValue TLSAddr = CallResult.first;
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This block of code seems the same as the one added above. Can you please refactor this?

http://reviews.llvm.org/D6209