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SystemZMCExpr: Migrate to MCSpecifierExpr

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This commit is contained in:
Fangrui Song
2025-06-08 00:10:15 -07:00
parent ce270b495d
commit 2f1c08215f
3 changed files with 9 additions and 29 deletions
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2
llvm/lib/Target/SystemZ/MCTargetDesc/SystemZInstPrinterCommon.cpp
View File

@@ -185,7 +185,7 @@ void SystemZInstPrinterCommon::printPCRelTLSOperand(const MCInst *MI,
if ((unsigned)OpNum + 1 < MI->getNumOperands()) {
const MCOperand &MO = MI->getOperand(OpNum + 1);
const MCSymbolRefExpr &refExp = cast<MCSymbolRefExpr>(*MO.getExpr());
switch (getSpecifier(&refExp)) {
switch (refExp.getSpecifier()) {
case SystemZMCExpr::VK_TLSGD:
O << ":tls_gdcall:";
break;

4
llvm/lib/Target/SystemZ/MCTargetDesc/SystemZMCExpr.cpp
View File

@@ -12,9 +12,9 @@ using namespace llvm;
#define DEBUG_TYPE "systemzmcexpr"
const SystemZMCExpr *SystemZMCExpr::create(SystemZMCExpr::Specifier Kind,
const SystemZMCExpr *SystemZMCExpr::create(MCSpecifierExpr::Spec S,
const MCExpr *Expr, MCContext &Ctx) {
return new (Ctx) SystemZMCExpr(Kind, Expr);
return new (Ctx) SystemZMCExpr(Expr, S);
}
StringRef SystemZMCExpr::getVariantKindName() const {

32
llvm/lib/Target/SystemZ/MCTargetDesc/SystemZMCExpr.h
View File

@@ -15,9 +15,10 @@
namespace llvm {
class SystemZMCExpr : public MCTargetExpr {
class SystemZMCExpr : public MCSpecifierExpr {
public:
enum Specifier : uint8_t {
using Specifier = Spec;
enum {
VK_None,
VK_DTPOFF = MCSymbolRefExpr::FirstTargetSpecifier,
@@ -37,40 +38,19 @@ public:
};
private:
const Specifier specifier;
const MCExpr *Expr;
explicit SystemZMCExpr(Specifier S, const MCExpr *Expr)
: specifier(S), Expr(Expr) {}
explicit SystemZMCExpr(const MCExpr *Expr, Spec S)
: MCSpecifierExpr(Expr, S) {}
public:
static const SystemZMCExpr *create(Specifier Kind, const MCExpr *Expr,
static const SystemZMCExpr *create(Spec Kind, const MCExpr *Expr,
MCContext &Ctx);
Specifier getSpecifier() const { return specifier; }
const MCExpr *getSubExpr() const { return Expr; }
StringRef getVariantKindName() const;
void printImpl(raw_ostream &OS, const MCAsmInfo *MAI) const override;
bool evaluateAsRelocatableImpl(MCValue &Res,
const MCAssembler *Asm) const override;
void visitUsedExpr(MCStreamer &Streamer) const override {
Streamer.visitUsedExpr(*getSubExpr());
}
MCFragment *findAssociatedFragment() const override {
return getSubExpr()->findAssociatedFragment();
}
static bool classof(const MCExpr *E) {
return E->getKind() == MCExpr::Target;
}
};
static inline SystemZMCExpr::Specifier
getSpecifier(const MCSymbolRefExpr *SRE) {
return SystemZMCExpr::Specifier(SRE->getKind());
}
} // end namespace llvm
#endif