[Hexagon] Adding basic ELF relocation generation and testing advanced relaxation...
[oota-llvm.git] / lib / Target / Hexagon / MCTargetDesc / HexagonELFObjectWriter.cpp
index fde935b2758bd3ecf035b93335c5c7d1d82a5751..843072302b21f5fb3c3b4eb5936f29b61d07c3b2 100644 (file)
@@ -8,6 +8,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "Hexagon.h"
+#include "MCTargetDesc/HexagonFixupKinds.h"
 #include "llvm/MC/MCAssembler.h"
 #include "llvm/MC/MCELFObjectWriter.h"
 #include "llvm/Support/Debug.h"
@@ -40,17 +41,306 @@ HexagonELFObjectWriter::HexagonELFObjectWriter(uint8_t OSABI, StringRef C)
 unsigned HexagonELFObjectWriter::GetRelocType(MCValue const &/*Target*/,
                                               MCFixup const &Fixup,
                                               bool IsPCRel) const {
+  // determine the type of the relocation
   unsigned Type = (unsigned)ELF::R_HEX_NONE;
-  llvm::MCFixupKind Kind = Fixup.getKind();
+  unsigned Kind = (unsigned)Fixup.getKind();
 
   switch (Kind) {
-  default:
-    DEBUG(dbgs() << "unrecognized relocation " << Fixup.getKind() << "\n");
-    llvm_unreachable("Unimplemented Fixup kind!");
-    break;
-  case FK_Data_4:
-    Type = (IsPCRel) ? ELF::R_HEX_32_PCREL : ELF::R_HEX_32;
-    break;
+    default:
+      DEBUG(dbgs() << "unrecognized relocation " << Fixup.getKind() << "\n");
+      llvm_unreachable("Unimplemented Fixup kind!");
+      break;
+    case FK_Data_4:
+      Type = (IsPCRel) ? ELF::R_HEX_32_PCREL : ELF::R_HEX_32;
+      break;
+    case FK_PCRel_4:
+      Type = ELF::R_HEX_32_PCREL;
+      break;
+    case FK_Data_2:
+      Type = ELF::R_HEX_16;
+      break;
+   case FK_Data_1:
+      Type = ELF::R_HEX_8;
+      break;
+    case fixup_Hexagon_B22_PCREL:
+      Type = ELF::R_HEX_B22_PCREL;
+      break;
+    case fixup_Hexagon_B15_PCREL:
+      Type = ELF::R_HEX_B15_PCREL;
+      break;
+    case fixup_Hexagon_B7_PCREL:
+      Type = ELF::R_HEX_B7_PCREL;
+      break;
+    case fixup_Hexagon_LO16:
+      Type = ELF::R_HEX_LO16;
+      break;
+    case fixup_Hexagon_HI16:
+      Type = ELF::R_HEX_HI16;
+      break;
+    case fixup_Hexagon_32:
+      Type = ELF::R_HEX_32;
+      break;
+    case fixup_Hexagon_16:
+      Type = ELF::R_HEX_16;
+      break;
+    case fixup_Hexagon_8:
+      Type = ELF::R_HEX_8;
+      break;
+    case fixup_Hexagon_GPREL16_0:
+      Type = ELF::R_HEX_GPREL16_0;
+      break;
+    case fixup_Hexagon_GPREL16_1:
+      Type = ELF::R_HEX_GPREL16_1;
+      break;
+    case fixup_Hexagon_GPREL16_2:
+      Type = ELF::R_HEX_GPREL16_2;
+      break;
+    case fixup_Hexagon_GPREL16_3:
+      Type = ELF::R_HEX_GPREL16_3;
+      break;
+    case fixup_Hexagon_HL16:
+      Type = ELF::R_HEX_HL16;
+      break;
+    case fixup_Hexagon_B13_PCREL:
+      Type = ELF::R_HEX_B13_PCREL;
+      break;
+    case fixup_Hexagon_B9_PCREL:
+      Type = ELF::R_HEX_B9_PCREL;
+      break;
+    case fixup_Hexagon_B32_PCREL_X:
+      Type = ELF::R_HEX_B32_PCREL_X;
+      break;
+    case fixup_Hexagon_32_6_X:
+      Type = ELF::R_HEX_32_6_X;
+      break;
+    case fixup_Hexagon_B22_PCREL_X:
+      Type = ELF::R_HEX_B22_PCREL_X;
+      break;
+    case fixup_Hexagon_B15_PCREL_X:
+      Type = ELF::R_HEX_B15_PCREL_X;
+      break;
+    case fixup_Hexagon_B13_PCREL_X:
+      Type = ELF::R_HEX_B13_PCREL_X;
+      break;
+    case fixup_Hexagon_B9_PCREL_X:
+      Type = ELF::R_HEX_B9_PCREL_X;
+      break;
+    case fixup_Hexagon_B7_PCREL_X:
+      Type = ELF::R_HEX_B7_PCREL_X;
+      break;
+    case fixup_Hexagon_16_X:
+      Type = ELF::R_HEX_16_X;
+      break;
+    case fixup_Hexagon_12_X:
+      Type = ELF::R_HEX_12_X;
+      break;
+    case fixup_Hexagon_11_X:
+      Type = ELF::R_HEX_11_X;
+      break;
+    case fixup_Hexagon_10_X:
+      Type = ELF::R_HEX_10_X;
+      break;
+    case fixup_Hexagon_9_X:
+      Type = ELF::R_HEX_9_X;
+      break;
+    case fixup_Hexagon_8_X:
+      Type = ELF::R_HEX_8_X;
+      break;
+    case fixup_Hexagon_7_X:
+      Type = ELF::R_HEX_7_X;
+      break;
+    case fixup_Hexagon_6_X:
+      Type = ELF::R_HEX_6_X;
+      break;
+    case fixup_Hexagon_32_PCREL:
+      Type = ELF::R_HEX_32_PCREL;
+      break;
+    case fixup_Hexagon_COPY:
+      Type = ELF::R_HEX_COPY;
+      break;
+    case fixup_Hexagon_GLOB_DAT:
+      Type = ELF::R_HEX_GLOB_DAT;
+      break;
+    case fixup_Hexagon_JMP_SLOT:
+      Type = ELF::R_HEX_JMP_SLOT;
+      break;
+    case fixup_Hexagon_RELATIVE:
+      Type = ELF::R_HEX_RELATIVE;
+      break;
+    case fixup_Hexagon_PLT_B22_PCREL:
+      Type = ELF::R_HEX_PLT_B22_PCREL;
+      break;
+    case fixup_Hexagon_GOTREL_LO16:
+      Type = ELF::R_HEX_GOTREL_LO16;
+      break;
+    case fixup_Hexagon_GOTREL_HI16:
+      Type = ELF::R_HEX_GOTREL_HI16;
+      break;
+    case fixup_Hexagon_GOTREL_32:
+      Type = ELF::R_HEX_GOTREL_32;
+      break;
+    case fixup_Hexagon_GOT_LO16:
+      Type = ELF::R_HEX_GOT_LO16;
+      break;
+    case fixup_Hexagon_GOT_HI16:
+      Type = ELF::R_HEX_GOT_HI16;
+      break;
+    case fixup_Hexagon_GOT_32:
+      Type = ELF::R_HEX_GOT_32;
+      break;
+    case fixup_Hexagon_GOT_16:
+      Type = ELF::R_HEX_GOT_16;
+      break;
+    case fixup_Hexagon_DTPMOD_32:
+      Type = ELF::R_HEX_DTPMOD_32;
+      break;
+    case fixup_Hexagon_DTPREL_LO16:
+      Type = ELF::R_HEX_DTPREL_LO16;
+      break;
+    case fixup_Hexagon_DTPREL_HI16:
+      Type = ELF::R_HEX_DTPREL_HI16;
+      break;
+    case fixup_Hexagon_DTPREL_32:
+      Type = ELF::R_HEX_DTPREL_32;
+      break;
+    case fixup_Hexagon_DTPREL_16:
+      Type = ELF::R_HEX_DTPREL_16;
+      break;
+    case fixup_Hexagon_GD_PLT_B22_PCREL:
+      Type = ELF::R_HEX_GD_PLT_B22_PCREL;
+      break;
+    case fixup_Hexagon_LD_PLT_B22_PCREL:
+      Type = ELF::R_HEX_LD_PLT_B22_PCREL;
+      break;
+    case fixup_Hexagon_GD_GOT_LO16:
+      Type = ELF::R_HEX_GD_GOT_LO16;
+      break;
+    case fixup_Hexagon_GD_GOT_HI16:
+      Type = ELF::R_HEX_GD_GOT_HI16;
+      break;
+    case fixup_Hexagon_GD_GOT_32:
+      Type = ELF::R_HEX_GD_GOT_32;
+      break;
+    case fixup_Hexagon_GD_GOT_16:
+      Type = ELF::R_HEX_GD_GOT_16;
+      break;
+    case fixup_Hexagon_LD_GOT_LO16:
+      Type = ELF::R_HEX_LD_GOT_LO16;
+      break;
+    case fixup_Hexagon_LD_GOT_HI16:
+      Type = ELF::R_HEX_LD_GOT_HI16;
+      break;
+    case fixup_Hexagon_LD_GOT_32:
+      Type = ELF::R_HEX_LD_GOT_32;
+      break;
+    case fixup_Hexagon_LD_GOT_16:
+      Type = ELF::R_HEX_LD_GOT_16;
+      break;
+    case fixup_Hexagon_IE_LO16:
+      Type = ELF::R_HEX_IE_LO16;
+      break;
+    case fixup_Hexagon_IE_HI16:
+      Type = ELF::R_HEX_IE_HI16;
+      break;
+    case fixup_Hexagon_IE_32:
+      Type = ELF::R_HEX_IE_32;
+      break;
+    case fixup_Hexagon_IE_GOT_LO16:
+      Type = ELF::R_HEX_IE_GOT_LO16;
+      break;
+    case fixup_Hexagon_IE_GOT_HI16:
+      Type = ELF::R_HEX_IE_GOT_HI16;
+      break;
+    case fixup_Hexagon_IE_GOT_32:
+      Type = ELF::R_HEX_IE_GOT_32;
+      break;
+    case fixup_Hexagon_IE_GOT_16:
+      Type = ELF::R_HEX_IE_GOT_16;
+      break;
+    case fixup_Hexagon_TPREL_LO16:
+      Type = ELF::R_HEX_TPREL_LO16;
+      break;
+    case fixup_Hexagon_TPREL_HI16:
+      Type = ELF::R_HEX_TPREL_HI16;
+      break;
+    case fixup_Hexagon_TPREL_32:
+      Type = ELF::R_HEX_TPREL_32;
+      break;
+    case fixup_Hexagon_TPREL_16:
+      Type = ELF::R_HEX_TPREL_16;
+      break;
+    case fixup_Hexagon_6_PCREL_X:
+      Type = ELF::R_HEX_6_PCREL_X;
+      break;
+    case fixup_Hexagon_GOTREL_32_6_X:
+      Type = ELF::R_HEX_GOTREL_32_6_X;
+      break;
+    case fixup_Hexagon_GOTREL_16_X:
+      Type = ELF::R_HEX_GOTREL_16_X;
+      break;
+    case fixup_Hexagon_GOTREL_11_X:
+      Type = ELF::R_HEX_GOTREL_11_X;
+      break;
+    case fixup_Hexagon_GOT_32_6_X:
+      Type = ELF::R_HEX_GOT_32_6_X;
+      break;
+    case fixup_Hexagon_GOT_16_X:
+      Type = ELF::R_HEX_GOT_16_X;
+      break;
+    case fixup_Hexagon_GOT_11_X:
+      Type = ELF::R_HEX_GOT_11_X;
+      break;
+    case fixup_Hexagon_DTPREL_32_6_X:
+      Type = ELF::R_HEX_DTPREL_32_6_X;
+      break;
+    case fixup_Hexagon_DTPREL_16_X:
+      Type = ELF::R_HEX_DTPREL_16_X;
+      break;
+    case fixup_Hexagon_DTPREL_11_X:
+      Type = ELF::R_HEX_DTPREL_11_X;
+      break;
+    case fixup_Hexagon_GD_GOT_32_6_X:
+      Type = ELF::R_HEX_GD_GOT_32_6_X;
+      break;
+    case fixup_Hexagon_GD_GOT_16_X:
+      Type = ELF::R_HEX_GD_GOT_16_X;
+      break;
+    case fixup_Hexagon_GD_GOT_11_X:
+      Type = ELF::R_HEX_GD_GOT_11_X;
+      break;
+    case fixup_Hexagon_LD_GOT_32_6_X:
+      Type = ELF::R_HEX_LD_GOT_32_6_X;
+      break;
+    case fixup_Hexagon_LD_GOT_16_X:
+      Type = ELF::R_HEX_LD_GOT_16_X;
+      break;
+    case fixup_Hexagon_LD_GOT_11_X:
+      Type = ELF::R_HEX_LD_GOT_11_X;
+      break;
+    case fixup_Hexagon_IE_32_6_X:
+      Type = ELF::R_HEX_IE_32_6_X;
+      break;
+    case fixup_Hexagon_IE_16_X:
+      Type = ELF::R_HEX_IE_16_X;
+      break;
+    case fixup_Hexagon_IE_GOT_32_6_X:
+      Type = ELF::R_HEX_IE_GOT_32_6_X;
+      break;
+    case fixup_Hexagon_IE_GOT_16_X:
+      Type = ELF::R_HEX_IE_GOT_16_X;
+      break;
+    case fixup_Hexagon_IE_GOT_11_X:
+      Type = ELF::R_HEX_IE_GOT_11_X;
+      break;
+    case fixup_Hexagon_TPREL_32_6_X:
+      Type = ELF::R_HEX_TPREL_32_6_X;
+      break;
+    case fixup_Hexagon_TPREL_16_X:
+      Type = ELF::R_HEX_TPREL_16_X;
+      break;
+    case fixup_Hexagon_TPREL_11_X:
+      Type = ELF::R_HEX_TPREL_11_X;
+      break;
   }
   return Type;
 }