Remove update for PPC::MoveGOTtoLR pseudo

Author: lei137

llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp

@@ -955,9 +955,8 @@ void PPCAsmPrinter::emitInstruction(const MachineInstr *MI) {
             OutContext),
         MCConstantExpr::create(4, OutContext), OutContext);
 
-    // Emit 'bcl 20,31,.+4' so the link stack is not corrupted.
-    EmitToStreamer(*OutStreamer,
-                   MCInstBuilder(PPC::BCLalways).addExpr(OffsExpr));
+    // Emit the 'bl'.
+    EmitToStreamer(*OutStreamer, MCInstBuilder(PPC::BL).addExpr(OffsExpr));
     return;
   }
   case PPC::MovePCtoLR:

llvm/test/CodeGen/PowerPC/ppc32-pic.ll

@@ -18,8 +18,8 @@ entry:
 ; SMALL-LABEL: foo:
 ; SMALL:         stwu 1, -32(1)
 ; SMALL:         stw 30, 24(1)
-; SMALL-BSS:     bcl 20, 31, _GLOBAL_OFFSET_TABLE_@local-4
-; SMALL-SECURE:  bcl 20, 31, .L0$pb
+; SMALL-BSS:     bl _GLOBAL_OFFSET_TABLE_@local-4
+; SMALL-SECURE:  bl .L0$pb
 ; SMALL:         mflr 30
 ; SMALL-SECURE:  addis 30, 30, _GLOBAL_OFFSET_TABLE_-.L0$pb@ha
 ; SMALL-SECURE:  addi 30, 30, _GLOBAL_OFFSET_TABLE_-.L0$pb@l