MC: Move target specific fixup info descriptors to TargetAsmBackend instead of
the MCCodeEmitter, which seems like a better organization.
- Also, cleaned up some magic constants while in the area.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121953 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/PPCAsmBackend.cpp b/lib/Target/PowerPC/PPCAsmBackend.cpp
index 29598ad..3ee8e8e 100644
--- a/lib/Target/PowerPC/PPCAsmBackend.cpp
+++ b/lib/Target/PowerPC/PPCAsmBackend.cpp
@@ -22,6 +22,26 @@
const Target &TheTarget;
public:
PPCAsmBackend(const Target &T) : TargetAsmBackend(), TheTarget(T) {}
+
+ unsigned getNumFixupKinds() const { return PPC::NumTargetFixupKinds; }
+
+ const MCFixupKindInfo &getFixupKindInfo(MCFixupKind Kind) const {
+ const static MCFixupKindInfo Infos[PPC::NumTargetFixupKinds] = {
+ // name offset bits flags
+ { "fixup_ppc_br24", 6, 24, MCFixupKindInfo::FKF_IsPCRel },
+ { "fixup_ppc_brcond14", 16, 14, MCFixupKindInfo::FKF_IsPCRel },
+ { "fixup_ppc_lo16", 16, 16, 0 },
+ { "fixup_ppc_ha16", 16, 16, 0 },
+ { "fixup_ppc_lo14", 16, 14, 0 }
+ };
+
+ if (Kind < FirstTargetFixupKind)
+ return TargetAsmBackend::getFixupKindInfo(Kind);
+
+ assert(unsigned(Kind - FirstTargetFixupKind) < getNumFixupKinds() &&
+ "Invalid kind!");
+ return Infos[Kind - FirstTargetFixupKind];
+ }
bool MayNeedRelaxation(const MCInst &Inst) const {
// FIXME.