//
//===----------------------------------------------------------------------===//
+#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCStreamer.h"
#include "llvm/MC/MCExpr.h"
return nulls();
}
+void MCStreamer::EmitDwarfSetLineAddr(int64_t LineDelta,
+ const MCSymbol *Label, int PointerSize) {
+ // emit the sequence to set the address
+ EmitIntValue(dwarf::DW_LNS_extended_op, 1);
+ EmitULEB128IntValue(PointerSize + 1);
+ EmitIntValue(dwarf::DW_LNE_set_address, 1);
+ EmitSymbolValue(Label, PointerSize);
+
+ // emit the sequence for the LineDelta (from 1) and a zero address delta.
+ MCDwarfLineAddr::Emit(this, LineDelta, 0);
+}
/// EmitIntValue - Special case of EmitValue that avoids the client having to
/// pass in a MCExpr for constant integers.
void MCStreamer::EmitIntValue(uint64_t Value, unsigned Size,
unsigned AddrSpace) {
- EmitValue(MCConstantExpr::Create(Value, getContext()), Size, AddrSpace);
+ assert(Size <= 8 && "Invalid size");
+ assert(!(Size == 1 && (signed)Value > 255) && "Invalid size");
+ char buf[8];
+ // FIXME: Endianness assumption.
+ for (unsigned i = 0; i != Size; ++i)
+ buf[i] = uint8_t(Value >> (i * 8));
+ EmitBytes(StringRef(buf, Size), AddrSpace);
}
/// EmitULEB128Value - Special case of EmitULEB128Value that avoids the
/// client having to pass in a MCExpr for constant integers.
void MCStreamer::EmitULEB128IntValue(uint64_t Value, unsigned AddrSpace) {
- EmitULEB128Value(MCConstantExpr::Create(Value, getContext()), AddrSpace);
+ SmallString<32> Tmp;
+ raw_svector_ostream OSE(Tmp);
+ MCObjectWriter::EncodeULEB128(Value, OSE);
+ EmitBytes(OSE.str(), AddrSpace);
}
/// EmitSLEB128Value - Special case of EmitSLEB128Value that avoids the
/// client having to pass in a MCExpr for constant integers.
void MCStreamer::EmitSLEB128IntValue(int64_t Value, unsigned AddrSpace) {
- EmitSLEB128Value(MCConstantExpr::Create(Value, getContext()), AddrSpace);
+ SmallString<32> Tmp;
+ raw_svector_ostream OSE(Tmp);
+ MCObjectWriter::EncodeSLEB128(Value, OSE);
+ EmitBytes(OSE.str(), AddrSpace);
+}
+
+void MCStreamer::EmitAbsValue(const MCExpr *Value, unsigned Size,
+ unsigned AddrSpace) {
+ if (!getContext().getAsmInfo().needsSetToChangeDiffSize()) {
+ EmitValue(Value, Size, AddrSpace);
+ return;
+ }
+ MCSymbol *ABS = getContext().CreateTempSymbol();
+ EmitAssignment(ABS, Value);
+ EmitSymbolValue(ABS, Size, AddrSpace);
}
void MCStreamer::EmitSymbolValue(const MCSymbol *Sym, unsigned Size,
EmitValue(MCSymbolRefExpr::Create(Sym, getContext()), Size, AddrSpace);
}
+void MCStreamer::EmitGPRel32Value(const MCExpr *Value) {
+ report_fatal_error("unsupported directive in streamer");
+}
+
/// EmitFill - Emit NumBytes bytes worth of the value specified by
/// FillValue. This implements directives such as '.space'.
void MCStreamer::EmitFill(uint64_t NumBytes, uint8_t FillValue,