From: Roman Divacky <rdivacky@freebsd.org>
Date: Tue, 18 Sep 2012 16:55:29 +0000 (+0000)
Subject: On PPC64 emit the environment pointer. Patch by Adhemerval Zanella.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=4cd56014ae05a6ccc92cdcc66d457ce37558fc31;p=oota-llvm.git

On PPC64 emit the environment pointer. Patch by Adhemerval Zanella.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164139 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/PowerPC/PPCAsmPrinter.cpp b/lib/Target/PowerPC/PPCAsmPrinter.cpp
index 6e0e8bb8bc9..ee35ee5a5bc 100644
--- a/lib/Target/PowerPC/PPCAsmPrinter.cpp
+++ b/lib/Target/PowerPC/PPCAsmPrinter.cpp
@@ -420,6 +420,8 @@ void PPCLinuxAsmPrinter::EmitFunctionEntryLabel() {
                         8/*size*/, 0/*addrspace*/);
   OutStreamer.EmitValue(MCSymbolRefExpr::Create(Symbol2, OutContext),
                         8/*size*/, 0/*addrspace*/);
+  // Emit a null environment pointer.
+  OutStreamer.EmitIntValue(0, 8 /* size */, 0 /* addrspace */);
   OutStreamer.SwitchSection(Current);
 
   MCSymbol *RealFnSym = OutContext.GetOrCreateSymbol(
diff --git a/test/CodeGen/PowerPC/ppc64-linux-func-size.ll b/test/CodeGen/PowerPC/ppc64-linux-func-size.ll
index e5aa1f169f6..e1d50bac51a 100644
--- a/test/CodeGen/PowerPC/ppc64-linux-func-size.ll
+++ b/test/CodeGen/PowerPC/ppc64-linux-func-size.ll
@@ -5,6 +5,7 @@
 ; CHECK-NEXT:	.align 3
 ; CHECK-NEXT:	.quad .L.test1
 ; CHECK-NEXT:	.quad .TOC.@tocbase
+; CHECK-NEXT:   .quad 0
 ; CHECK-NEXT:	.text
 ; CHECK-NEXT: .L.test1:
 
diff --git a/test/CodeGen/PowerPC/ppc64-toc.ll b/test/CodeGen/PowerPC/ppc64-toc.ll
index f1326ba992f..b992ab1ad33 100644
--- a/test/CodeGen/PowerPC/ppc64-toc.ll
+++ b/test/CodeGen/PowerPC/ppc64-toc.ll
@@ -12,6 +12,7 @@ entry:
 ; CHECK-NEXT: .align  3
 ; CHECK-NEXT: .quad   .L.access_int64
 ; CHECK-NEXT: .quad   .TOC.@tocbase
+; CHECK-NEXT: .quad   0
 ; CHECK-NEXT: .text
   %0 = load i64* @number64, align 8
 ; CHECK: ld {{[0-9]+}}, .LC{{[0-9]+}}@toc(2)