From 0e909c5f9cee866b65e5789bc7a937dbbe92f3f5 Mon Sep 17 00:00:00 2001 From: Jason W Kim Date: Mon, 13 Dec 2010 23:16:07 +0000 Subject: First cut of ARM/MC/ELF PIC relocations. Test has fixme, to move to .s -> .o test when AsmParser works better. llvm-svn: 121732 --- llvm/lib/MC/ELFObjectWriter.cpp | 32 +++++++++++++++++++++++++------- 1 file changed, 25 insertions(+), 7 deletions(-) (limited to 'llvm/lib/MC/ELFObjectWriter.cpp') diff --git a/llvm/lib/MC/ELFObjectWriter.cpp b/llvm/lib/MC/ELFObjectWriter.cpp index a193d165e96..206570b13aa 100644 --- a/llvm/lib/MC/ELFObjectWriter.cpp +++ b/llvm/lib/MC/ELFObjectWriter.cpp @@ -1535,22 +1535,40 @@ unsigned ARMELFObjectWriter::GetRelocType(const MCValue &Target, unsigned Type = 0; if (IsPCRel) { - switch (Modifier) { - default: assert(0 && "Unimplemented Modifier"); - case MCSymbolRefExpr::VK_None: break; - } switch ((unsigned)Fixup.getKind()) { default: assert(0 && "Unimplemented"); - case ARM::fixup_arm_branch: Type = ELF::R_ARM_CALL; break; + case FK_Data_4: + switch (Modifier) { + default: llvm_unreachable("Unsupported Modifier"); + case MCSymbolRefExpr::VK_None: + Type = ELF::R_ARM_BASE_PREL; break; + case MCSymbolRefExpr::VK_ARM_TLSGD: + assert(0 && "unimplemented"); break; + case MCSymbolRefExpr::VK_ARM_GOTTPOFF: + Type = ELF::R_ARM_TLS_IE32; + } break; + case ARM::fixup_arm_branch: + switch (Modifier) { + case MCSymbolRefExpr::VK_ARM_PLT: + Type = ELF::R_ARM_PLT32; break; + default: + Type = ELF::R_ARM_CALL; break; + } break; } } else { switch ((unsigned)Fixup.getKind()) { default: llvm_unreachable("invalid fixup kind!"); case FK_Data_4: switch (Modifier) { - default: llvm_unreachable("Unsupported Modifier"); + default: llvm_unreachable("Unsupported Modifier"); break; + case MCSymbolRefExpr::VK_ARM_GOT: + Type = ELF::R_ARM_GOT_BREL; break; + case MCSymbolRefExpr::VK_ARM_TLSGD: + Type = ELF::R_ARM_TLS_GD32; break; case MCSymbolRefExpr::VK_ARM_GOTTPOFF: - Type = ELF::R_ARM_TLS_IE32; + Type = ELF::R_ARM_TLS_IE32; break; + case MCSymbolRefExpr::VK_ARM_GOTOFF: + Type = ELF::R_ARM_GOTOFF32; break; } break; case ARM::fixup_arm_ldst_pcrel_12: case ARM::fixup_arm_pcrel_10: -- cgit v1.2.3