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Diffstat (limited to 'lib/Target/PowerPC/MCTargetDesc/PPCAsmBackend.cpp')
-rw-r--r--lib/Target/PowerPC/MCTargetDesc/PPCAsmBackend.cpp36
1 files changed, 17 insertions, 19 deletions
diff --git a/lib/Target/PowerPC/MCTargetDesc/PPCAsmBackend.cpp b/lib/Target/PowerPC/MCTargetDesc/PPCAsmBackend.cpp
index 87ecb13a4c..187c6b35af 100644
--- a/lib/Target/PowerPC/MCTargetDesc/PPCAsmBackend.cpp
+++ b/lib/Target/PowerPC/MCTargetDesc/PPCAsmBackend.cpp
@@ -61,7 +61,9 @@ public:
void RecordRelocation(MachObjectWriter *Writer,
const MCAssembler &Asm, const MCAsmLayout &Layout,
const MCFragment *Fragment, const MCFixup &Fixup,
- MCValue Target, uint64_t &FixedValue) {}
+ MCValue Target, uint64_t &FixedValue) {
+ llvm_unreachable("Relocation emission for MachO/PPC unimplemented!");
+ }
};
class PPCAsmBackend : public MCAsmBackend {
@@ -92,6 +94,20 @@ public:
return Infos[Kind - FirstTargetFixupKind];
}
+ void applyFixup(const MCFixup &Fixup, char *Data, unsigned DataSize,
+ uint64_t Value) const {
+ Value = adjustFixupValue(Fixup.getKind(), Value);
+ if (!Value) return; // Doesn't change encoding.
+
+ unsigned Offset = Fixup.getOffset();
+
+ // For each byte of the fragment that the fixup touches, mask in the bits
+ // from the fixup value. The Value has been "split up" into the appropriate
+ // bitfields above.
+ for (unsigned i = 0; i != 4; ++i)
+ Data[Offset + i] |= uint8_t((Value >> ((4 - i - 1)*8)) & 0xff);
+ }
+
bool mayNeedRelaxation(const MCInst &Inst) const {
// FIXME.
return false;
@@ -135,11 +151,6 @@ namespace {
public:
DarwinPPCAsmBackend(const Target &T) : PPCAsmBackend(T) { }
- void applyFixup(const MCFixup &Fixup, char *Data, unsigned DataSize,
- uint64_t Value) const {
- llvm_unreachable("UNIMP");
- }
-
MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
bool is64 = getPointerSize() == 8;
return createMachObjectWriter(new PPCMachObjectWriter(
@@ -161,19 +172,6 @@ namespace {
ELFPPCAsmBackend(const Target &T, uint8_t OSABI) :
PPCAsmBackend(T), OSABI(OSABI) { }
- void applyFixup(const MCFixup &Fixup, char *Data, unsigned DataSize,
- uint64_t Value) const {
- Value = adjustFixupValue(Fixup.getKind(), Value);
- if (!Value) return; // Doesn't change encoding.
-
- unsigned Offset = Fixup.getOffset();
-
- // For each byte of the fragment that the fixup touches, mask in the bits from
- // the fixup value. The Value has been "split up" into the appropriate
- // bitfields above.
- for (unsigned i = 0; i != 4; ++i)
- Data[Offset + i] |= uint8_t((Value >> ((4 - i - 1)*8)) & 0xff);
- }
MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
bool is64 = getPointerSize() == 8;