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-rw-r--r--lib/CodeGen/AsmPrinter/AsmPrinter.cpp23
1 files changed, 23 insertions, 0 deletions
diff --git a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
index 2571341..9078f28 100644
--- a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
+++ b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
@@ -1218,6 +1218,29 @@ void AsmPrinter::EmitLabelOffsetDifference(const MCSymbol *Hi, uint64_t Offset,
OutStreamer.EmitSymbolValue(SetLabel, 4, 0/*AddrSpace*/);
}
}
+
+/// EmitLabelPlusOffset - Emit something like ".long Label+Offset"
+/// where the size in bytes of the directive is specified by Size and Label
+/// specifies the label. This implicitly uses .set if it is available.
+void AsmPrinter::EmitLabelPlusOffset(const MCSymbol *Label, uint64_t Offset,
+ unsigned Size)
+ const {
+
+ // Emit Label+Offset
+ const MCExpr *Plus =
+ MCBinaryExpr::CreateAdd(MCSymbolRefExpr::Create(Label, OutContext),
+ MCConstantExpr::Create(Offset, OutContext),
+ OutContext);
+
+ if (!MAI->hasSetDirective())
+ OutStreamer.EmitValue(Plus, 4, 0/*AddrSpace*/);
+ else {
+ // Otherwise, emit with .set (aka assignment).
+ MCSymbol *SetLabel = GetTempSymbol("set", SetCounter++);
+ OutStreamer.EmitAssignment(SetLabel, Plus);
+ OutStreamer.EmitSymbolValue(SetLabel, 4, 0/*AddrSpace*/);
+ }
+}
//===----------------------------------------------------------------------===//