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authorBill Wendling <isanbard@gmail.com>2010-03-31 18:47:10 +0000
committerBill Wendling <isanbard@gmail.com>2010-03-31 18:47:10 +0000
commitdfd093fd107d0f6047fe646d1ac90ee29c9ea52a (patch)
tree0bd188f1c9e853b128cf289f172693c7094f4c9d
parent12d8dbbebc84a437a4156d1850c5f56fb60883b3 (diff)
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Comment the changes for r98218 and friends inside the source code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100031 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp5
-rw-r--r--lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp5
2 files changed, 10 insertions, 0 deletions
diff --git a/lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp b/lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp
index bf685c19ae..ba736e3c07 100644
--- a/lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp
+++ b/lib/Target/ARM/AsmPrinter/ARMAsmPrinter.cpp
@@ -1132,6 +1132,11 @@ void ARMAsmPrinter::EmitEndOfAsmFile(Module &M) {
OutStreamer.EmitIntValue(0, 4/*size*/, 0/*addrspace*/);
else
// Internal to current translation unit.
+ //
+ // When we place the LSDA into the TEXT section, the type info pointers
+ // need to be indirect and pc-rel. We accomplish this by using NLPs.
+ // However, sometimes the types are local to the file. So we need to
+ // fill in the value for the NLP in those cases.
OutStreamer.EmitValue(MCSymbolRefExpr::Create(MCSym.getPointer(),
OutContext),
4/*size*/, 0/*addrspace*/);
diff --git a/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp b/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
index 715ddd10f6..5adefd39c5 100644
--- a/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
+++ b/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
@@ -811,6 +811,11 @@ bool PPCDarwinAsmPrinter::doFinalization(Module &M) {
OutStreamer.EmitIntValue(0, isPPC64 ? 8 : 4/*size*/, 0/*addrspace*/);
else
// Internal to current translation unit.
+ //
+ // When we place the LSDA into the TEXT section, the type info pointers
+ // need to be indirect and pc-rel. We accomplish this by using NLPs.
+ // However, sometimes the types are local to the file. So we need to
+ // fill in the value for the NLP in those cases.
OutStreamer.EmitValue(MCSymbolRefExpr::Create(MCSym.getPointer(),
OutContext),
isPPC64 ? 8 : 4/*size*/, 0/*addrspace*/);