//
//===----------------------------------------------------------------------===//
-#define DEBUG_TYPE "sparcmcexpr"
#include "SparcMCExpr.h"
-#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCAssembler.h"
-#include "llvm/MC/MCELF.h"
+#include "llvm/MC/MCContext.h"
+#include "llvm/MC/MCObjectStreamer.h"
+#include "llvm/MC/MCSymbolELF.h"
#include "llvm/Object/ELF.h"
using namespace llvm;
+#define DEBUG_TYPE "sparcmcexpr"
+
const SparcMCExpr*
-SparcMCExpr::Create(VariantKind Kind, const MCExpr *Expr,
+SparcMCExpr::create(VariantKind Kind, const MCExpr *Expr,
MCContext &Ctx) {
return new (Ctx) SparcMCExpr(Kind, Expr);
}
+void SparcMCExpr::printImpl(raw_ostream &OS, const MCAsmInfo *MAI) const {
+
+ bool closeParen = printVariantKind(OS, Kind);
+
+ const MCExpr *Expr = getSubExpr();
+ Expr->print(OS, MAI);
+
+ if (closeParen)
+ OS << ')';
+}
-void SparcMCExpr::PrintImpl(raw_ostream &OS) const
+bool SparcMCExpr::printVariantKind(raw_ostream &OS, VariantKind Kind)
{
bool closeParen = true;
switch (Kind) {
case VK_Sparc_L44: OS << "%l44("; break;
case VK_Sparc_HH: OS << "%hh("; break;
case VK_Sparc_HM: OS << "%hm("; break;
+ // FIXME: use %pc22/%pc10, if system assembler supports them.
+ case VK_Sparc_PC22: OS << "%hi("; break;
+ case VK_Sparc_PC10: OS << "%lo("; break;
+ // FIXME: use %got22/%got10, if system assembler supports them.
+ case VK_Sparc_GOT22: OS << "%hi("; break;
+ case VK_Sparc_GOT10: OS << "%lo("; break;
+ case VK_Sparc_WPLT30: closeParen = false; break;
+ case VK_Sparc_R_DISP32: OS << "%r_disp32("; break;
case VK_Sparc_TLS_GD_HI22: OS << "%tgd_hi22("; break;
case VK_Sparc_TLS_GD_LO10: OS << "%tgd_lo10("; break;
case VK_Sparc_TLS_GD_ADD: OS << "%tgd_add("; break;
case VK_Sparc_TLS_LE_HIX22: OS << "%tle_hix22("; break;
case VK_Sparc_TLS_LE_LOX10: OS << "%tle_lox10("; break;
}
+ return closeParen;
+}
- const MCExpr *Expr = getSubExpr();
- Expr->print(OS);
- if (closeParen)
- OS << ')';
+SparcMCExpr::VariantKind SparcMCExpr::parseVariantKind(StringRef name)
+{
+ return StringSwitch<SparcMCExpr::VariantKind>(name)
+ .Case("lo", VK_Sparc_LO)
+ .Case("hi", VK_Sparc_HI)
+ .Case("h44", VK_Sparc_H44)
+ .Case("m44", VK_Sparc_M44)
+ .Case("l44", VK_Sparc_L44)
+ .Case("hh", VK_Sparc_HH)
+ .Case("hm", VK_Sparc_HM)
+ .Case("pc22", VK_Sparc_PC22)
+ .Case("pc10", VK_Sparc_PC10)
+ .Case("got22", VK_Sparc_GOT22)
+ .Case("got10", VK_Sparc_GOT10)
+ .Case("r_disp32", VK_Sparc_R_DISP32)
+ .Case("tgd_hi22", VK_Sparc_TLS_GD_HI22)
+ .Case("tgd_lo10", VK_Sparc_TLS_GD_LO10)
+ .Case("tgd_add", VK_Sparc_TLS_GD_ADD)
+ .Case("tgd_call", VK_Sparc_TLS_GD_CALL)
+ .Case("tldm_hi22", VK_Sparc_TLS_LDM_HI22)
+ .Case("tldm_lo10", VK_Sparc_TLS_LDM_LO10)
+ .Case("tldm_add", VK_Sparc_TLS_LDM_ADD)
+ .Case("tldm_call", VK_Sparc_TLS_LDM_CALL)
+ .Case("tldo_hix22", VK_Sparc_TLS_LDO_HIX22)
+ .Case("tldo_lox10", VK_Sparc_TLS_LDO_LOX10)
+ .Case("tldo_add", VK_Sparc_TLS_LDO_ADD)
+ .Case("tie_hi22", VK_Sparc_TLS_IE_HI22)
+ .Case("tie_lo10", VK_Sparc_TLS_IE_LO10)
+ .Case("tie_ld", VK_Sparc_TLS_IE_LD)
+ .Case("tie_ldx", VK_Sparc_TLS_IE_LDX)
+ .Case("tie_add", VK_Sparc_TLS_IE_ADD)
+ .Case("tle_hix22", VK_Sparc_TLS_LE_HIX22)
+ .Case("tle_lox10", VK_Sparc_TLS_LE_LOX10)
+ .Default(VK_Sparc_None);
+}
+
+Sparc::Fixups SparcMCExpr::getFixupKind(SparcMCExpr::VariantKind Kind) {
+ switch (Kind) {
+ default: llvm_unreachable("Unhandled SparcMCExpr::VariantKind");
+ case VK_Sparc_LO: return Sparc::fixup_sparc_lo10;
+ case VK_Sparc_HI: return Sparc::fixup_sparc_hi22;
+ case VK_Sparc_H44: return Sparc::fixup_sparc_h44;
+ case VK_Sparc_M44: return Sparc::fixup_sparc_m44;
+ case VK_Sparc_L44: return Sparc::fixup_sparc_l44;
+ case VK_Sparc_HH: return Sparc::fixup_sparc_hh;
+ case VK_Sparc_HM: return Sparc::fixup_sparc_hm;
+ case VK_Sparc_PC22: return Sparc::fixup_sparc_pc22;
+ case VK_Sparc_PC10: return Sparc::fixup_sparc_pc10;
+ case VK_Sparc_GOT22: return Sparc::fixup_sparc_got22;
+ case VK_Sparc_GOT10: return Sparc::fixup_sparc_got10;
+ case VK_Sparc_WPLT30: return Sparc::fixup_sparc_wplt30;
+ case VK_Sparc_TLS_GD_HI22: return Sparc::fixup_sparc_tls_gd_hi22;
+ case VK_Sparc_TLS_GD_LO10: return Sparc::fixup_sparc_tls_gd_lo10;
+ case VK_Sparc_TLS_GD_ADD: return Sparc::fixup_sparc_tls_gd_add;
+ case VK_Sparc_TLS_GD_CALL: return Sparc::fixup_sparc_tls_gd_call;
+ case VK_Sparc_TLS_LDM_HI22: return Sparc::fixup_sparc_tls_ldm_hi22;
+ case VK_Sparc_TLS_LDM_LO10: return Sparc::fixup_sparc_tls_ldm_lo10;
+ case VK_Sparc_TLS_LDM_ADD: return Sparc::fixup_sparc_tls_ldm_add;
+ case VK_Sparc_TLS_LDM_CALL: return Sparc::fixup_sparc_tls_ldm_call;
+ case VK_Sparc_TLS_LDO_HIX22: return Sparc::fixup_sparc_tls_ldo_hix22;
+ case VK_Sparc_TLS_LDO_LOX10: return Sparc::fixup_sparc_tls_ldo_lox10;
+ case VK_Sparc_TLS_LDO_ADD: return Sparc::fixup_sparc_tls_ldo_add;
+ case VK_Sparc_TLS_IE_HI22: return Sparc::fixup_sparc_tls_ie_hi22;
+ case VK_Sparc_TLS_IE_LO10: return Sparc::fixup_sparc_tls_ie_lo10;
+ case VK_Sparc_TLS_IE_LD: return Sparc::fixup_sparc_tls_ie_ld;
+ case VK_Sparc_TLS_IE_LDX: return Sparc::fixup_sparc_tls_ie_ldx;
+ case VK_Sparc_TLS_IE_ADD: return Sparc::fixup_sparc_tls_ie_add;
+ case VK_Sparc_TLS_LE_HIX22: return Sparc::fixup_sparc_tls_le_hix22;
+ case VK_Sparc_TLS_LE_LOX10: return Sparc::fixup_sparc_tls_le_lox10;
+ }
}
bool
-SparcMCExpr::EvaluateAsRelocatableImpl(MCValue &Res,
- const MCAsmLayout *Layout) const {
- assert(0 && "FIXME: Implement SparcMCExpr::EvaluateAsRelocatableImpl");
- return getSubExpr()->EvaluateAsRelocatable(Res, *Layout);
+SparcMCExpr::evaluateAsRelocatableImpl(MCValue &Res,
+ const MCAsmLayout *Layout,
+ const MCFixup *Fixup) const {
+ return getSubExpr()->evaluateAsRelocatable(Res, Layout, Fixup);
}
+static void fixELFSymbolsInTLSFixupsImpl(const MCExpr *Expr, MCAssembler &Asm) {
+ switch (Expr->getKind()) {
+ case MCExpr::Target:
+ llvm_unreachable("Can't handle nested target expr!");
+ break;
+
+ case MCExpr::Constant:
+ break;
+
+ case MCExpr::Binary: {
+ const MCBinaryExpr *BE = cast<MCBinaryExpr>(Expr);
+ fixELFSymbolsInTLSFixupsImpl(BE->getLHS(), Asm);
+ fixELFSymbolsInTLSFixupsImpl(BE->getRHS(), Asm);
+ break;
+ }
+
+ case MCExpr::SymbolRef: {
+ const MCSymbolRefExpr &SymRef = *cast<MCSymbolRefExpr>(Expr);
+ cast<MCSymbolELF>(SymRef.getSymbol()).setType(ELF::STT_TLS);
+ break;
+ }
+
+ case MCExpr::Unary:
+ fixELFSymbolsInTLSFixupsImpl(cast<MCUnaryExpr>(Expr)->getSubExpr(), Asm);
+ break;
+ }
+
+}
void SparcMCExpr::fixELFSymbolsInTLSFixups(MCAssembler &Asm) const {
- assert(0 && "FIXME: Implement SparcMCExpr::fixELFSymbolsInTLSFixups");
+ switch(getKind()) {
+ default: return;
+ case VK_Sparc_TLS_GD_HI22:
+ case VK_Sparc_TLS_GD_LO10:
+ case VK_Sparc_TLS_GD_ADD:
+ case VK_Sparc_TLS_GD_CALL:
+ case VK_Sparc_TLS_LDM_HI22:
+ case VK_Sparc_TLS_LDM_LO10:
+ case VK_Sparc_TLS_LDM_ADD:
+ case VK_Sparc_TLS_LDM_CALL:
+ case VK_Sparc_TLS_LDO_HIX22:
+ case VK_Sparc_TLS_LDO_LOX10:
+ case VK_Sparc_TLS_LDO_ADD:
+ case VK_Sparc_TLS_IE_HI22:
+ case VK_Sparc_TLS_IE_LO10:
+ case VK_Sparc_TLS_IE_LD:
+ case VK_Sparc_TLS_IE_LDX:
+ case VK_Sparc_TLS_IE_ADD:
+ case VK_Sparc_TLS_LE_HIX22:
+ case VK_Sparc_TLS_LE_LOX10: break;
+ }
+ fixELFSymbolsInTLSFixupsImpl(getSubExpr(), Asm);
}
-void SparcMCExpr::AddValueSymbols(MCAssembler *Asm) const {
- assert(0 && "FIXME: Implement SparcMCExpr::AddValueSymbols");
+void SparcMCExpr::visitUsedExpr(MCStreamer &Streamer) const {
+ Streamer.visitUsedExpr(*getSubExpr());
}
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