[llvm-commits] [llvm] r104651 - in /llvm/trunk: include/llvm/MC/MCExpr.h lib/MC/MCExpr.cpp lib/MC/MachObjectWriter.cpp
Eric Christopher
echristo at apple.com
Tue May 25 17:02:13 PDT 2010
Author: echristo
Date: Tue May 25 19:02:12 2010
New Revision: 104651
URL: http://llvm.org/viewvc/llvm-project?rev=104651&view=rev
Log:
Start adding mach-o tls reloc support.
Modified:
llvm/trunk/include/llvm/MC/MCExpr.h
llvm/trunk/lib/MC/MCExpr.cpp
llvm/trunk/lib/MC/MachObjectWriter.cpp
Modified: llvm/trunk/include/llvm/MC/MCExpr.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/MC/MCExpr.h?rev=104651&r1=104650&r2=104651&view=diff
==============================================================================
--- llvm/trunk/include/llvm/MC/MCExpr.h (original)
+++ llvm/trunk/include/llvm/MC/MCExpr.h Tue May 25 19:02:12 2010
@@ -136,7 +136,8 @@
VK_TLSGD,
VK_TPOFF,
VK_ARM_HI16, // The R_ARM_MOVT_ABS relocation (:upper16: in the asm file)
- VK_ARM_LO16 // The R_ARM_MOVW_ABS_NC relocation (:lower16: in the asm file)
+ VK_ARM_LO16, // The R_ARM_MOVW_ABS_NC relocation (:lower16: in the asm file)
+ VK_TLVP // Mach-O thread local variable relocation
};
private:
Modified: llvm/trunk/lib/MC/MCExpr.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/MC/MCExpr.cpp?rev=104651&r1=104650&r2=104651&view=diff
==============================================================================
--- llvm/trunk/lib/MC/MCExpr.cpp (original)
+++ llvm/trunk/lib/MC/MCExpr.cpp Tue May 25 19:02:12 2010
@@ -177,6 +177,7 @@
case VK_TPOFF: return "TPOFF";
case VK_ARM_HI16: return ":upper16:";
case VK_ARM_LO16: return ":lower16:";
+ case VK_TLVP: return "TLVP";
}
}
@@ -192,6 +193,7 @@
.Case("PLT", VK_PLT)
.Case("TLSGD", VK_TLSGD)
.Case("TPOFF", VK_TPOFF)
+ .Case("TLVP", VK_TLVP)
.Default(VK_Invalid);
}
Modified: llvm/trunk/lib/MC/MachObjectWriter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/MC/MachObjectWriter.cpp?rev=104651&r1=104650&r2=104651&view=diff
==============================================================================
--- llvm/trunk/lib/MC/MachObjectWriter.cpp (original)
+++ llvm/trunk/lib/MC/MachObjectWriter.cpp Tue May 25 19:02:12 2010
@@ -145,7 +145,8 @@
RIT_Pair = 1,
RIT_Difference = 2,
RIT_PreboundLazyPointer = 3,
- RIT_LocalDifference = 4
+ RIT_LocalDifference = 4,
+ RIT_TLV = 5
};
/// X86_64 uses its own relocation types.
@@ -158,7 +159,8 @@
RIT_X86_64_Subtractor = 5,
RIT_X86_64_Signed1 = 6,
RIT_X86_64_Signed2 = 7,
- RIT_X86_64_Signed4 = 8
+ RIT_X86_64_Signed4 = 8,
+ RIT_X86_64_TLV = 9
};
/// MachSymbolData - Helper struct for containing some precomputed information
@@ -610,6 +612,8 @@
Type = RIT_X86_64_GOT;
} else if (Modifier != MCSymbolRefExpr::VK_None) {
report_fatal_error("unsupported symbol modifier in relocation");
+ } else if (Modifier == MCSymbolRefExpr::VK_TLVP) {
+ Type = RIT_X86_64_TLV;
} else {
Type = RIT_X86_64_Signed;
@@ -650,6 +654,8 @@
// required to include any necessary offset directly.
Type = RIT_X86_64_GOT;
IsPCRel = 1;
+ } else if (Modifier == MCSymbolRefExpr::VK_TLVP) {
+ report_fatal_error("TLVP symbol modifier should have been rip-rel");
} else if (Modifier != MCSymbolRefExpr::VK_None)
report_fatal_error("unsupported symbol modifier in relocation");
else
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