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| author | Roman Divacky <rdivacky@freebsd.org> | 2013-12-20 18:08:54 +0000 |
|---|---|---|
| committer | Roman Divacky <rdivacky@freebsd.org> | 2013-12-20 18:08:54 +0000 |
| commit | 32143e2bda60ee03492aebdd0bbab3ac85b994e7 (patch) | |
| tree | 77e7188408035931305b22cba221b74525164492 /llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp | |
| parent | f827c2ece28cf3999d289aab5d4e6a532bded93c (diff) | |
| download | bcm5719-llvm-32143e2bda60ee03492aebdd0bbab3ac85b994e7.tar.gz bcm5719-llvm-32143e2bda60ee03492aebdd0bbab3ac85b994e7.zip | |
Implement initial-exec TLS for PPC32.
llvm-svn: 197824
Diffstat (limited to 'llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp')
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp b/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp index 06beb8d7d0d..d79a34d308b 100644 --- a/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp +++ b/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp @@ -301,6 +301,7 @@ MCSymbol *PPCAsmPrinter::lookUpOrCreateTOCEntry(MCSymbol *Sym) { /// void PPCAsmPrinter::EmitInstruction(const MachineInstr *MI) { MCInst TmpInst; + bool isPPC64 = Subtarget.isPPC64(); // Lower multi-instruction pseudo operations. switch (MI->getOpcode()) { @@ -494,12 +495,13 @@ void PPCAsmPrinter::EmitInstruction(const MachineInstr *MI) { .addExpr(SymGotTprel)); return; } - case PPC::LDgotTprelL: { + case PPC::LDgotTprelL: + case PPC::LDgotTprelL32: { // Transform %Xd = LDgotTprelL <ga:@sym>, %Xs LowerPPCMachineInstrToMCInst(MI, TmpInst, *this, Subtarget.isDarwin()); // Change the opcode to LD. - TmpInst.setOpcode(PPC::LD); + TmpInst.setOpcode(isPPC64 ? PPC::LD : PPC::LWZ); const MachineOperand &MO = MI->getOperand(1); const GlobalValue *GValue = MO.getGlobal(); MCSymbol *MOSymbol = getSymbol(GValue); @@ -510,6 +512,24 @@ void PPCAsmPrinter::EmitInstruction(const MachineInstr *MI) { OutStreamer.EmitInstruction(TmpInst); return; } + + case PPC::PPC32GOT: { + MCSymbol *GOTSymbol = OutContext.GetOrCreateSymbol(StringRef("_GLOBAL_OFFSET_TABLE_")); + const MCExpr *SymGotTlsL = + MCSymbolRefExpr::Create(GOTSymbol, MCSymbolRefExpr::VK_PPC_LO, + OutContext); + const MCExpr *SymGotTlsHA = + MCSymbolRefExpr::Create(GOTSymbol, MCSymbolRefExpr::VK_PPC_HA, + OutContext); + OutStreamer.EmitInstruction(MCInstBuilder(PPC::LI) + .addReg(MI->getOperand(0).getReg()) + .addExpr(SymGotTlsL)); + OutStreamer.EmitInstruction(MCInstBuilder(PPC::ADDIS) + .addReg(MI->getOperand(0).getReg()) + .addReg(MI->getOperand(0).getReg()) + .addExpr(SymGotTlsHA)); + return; + } case PPC::ADDIStlsgdHA: { // Transform: %Xd = ADDIStlsgdHA %X2, <ga:@sym> // Into: %Xd = ADDIS8 %X2, sym@got@tlsgd@ha |
