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authorRafael Espindola <rafael.espindola@gmail.com>2010-10-28 14:37:09 +0000
committerRafael Espindola <rafael.espindola@gmail.com>2010-10-28 14:37:09 +0000
commita264f72d3fb9dec1427480fcf17ef3c746ea723a (patch)
treeeb540f5b3c9ecb9be95e408e2a69a9e36bff759f
parenta0a2f8734cdfc19d44201b791a969bcdda96bb70 (diff)
Implement TLSLDM.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117544 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--include/llvm/MC/MCExpr.h1
-rw-r--r--lib/MC/ELFObjectWriter.cpp4
-rw-r--r--lib/MC/MCExpr.cpp2
-rw-r--r--test/MC/ELF/relocation-386.s7
4 files changed, 14 insertions, 0 deletions
diff --git a/include/llvm/MC/MCExpr.h b/include/llvm/MC/MCExpr.h
index 4fe1b37aea..e1f27f156c 100644
--- a/include/llvm/MC/MCExpr.h
+++ b/include/llvm/MC/MCExpr.h
@@ -137,6 +137,7 @@ public:
VK_GOTNTPOFF,
VK_PLT,
VK_TLSGD,
+ VK_TLSLDM,
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)
diff --git a/lib/MC/ELFObjectWriter.cpp b/lib/MC/ELFObjectWriter.cpp
index fda8ac47c3..2200502285 100644
--- a/lib/MC/ELFObjectWriter.cpp
+++ b/lib/MC/ELFObjectWriter.cpp
@@ -91,6 +91,7 @@ static bool RelocNeedsGOT(MCSymbolRefExpr::VariantKind Variant) {
case MCSymbolRefExpr::VK_INDNTPOFF:
case MCSymbolRefExpr::VK_NTPOFF:
case MCSymbolRefExpr::VK_GOTNTPOFF:
+ case MCSymbolRefExpr::VK_TLSLDM:
return true;
}
}
@@ -784,6 +785,9 @@ void ELFObjectWriterImpl::RecordRelocation(const MCAssembler &Asm,
case MCSymbolRefExpr::VK_GOTNTPOFF:
Type = ELF::R_386_TLS_GOTIE;
break;
+ case MCSymbolRefExpr::VK_TLSLDM:
+ Type = ELF::R_386_TLS_LDM;
+ break;
}
break;
case FK_Data_2: Type = ELF::R_386_16; break;
diff --git a/lib/MC/MCExpr.cpp b/lib/MC/MCExpr.cpp
index 39ac1ac772..6ee2520e69 100644
--- a/lib/MC/MCExpr.cpp
+++ b/lib/MC/MCExpr.cpp
@@ -178,6 +178,7 @@ StringRef MCSymbolRefExpr::getVariantKindName(VariantKind Kind) {
case VK_GOTNTPOFF: return "GOTNTPOFF";
case VK_PLT: return "PLT";
case VK_TLSGD: return "TLSGD";
+ case VK_TLSLDM: return "TLSLDM";
case VK_TPOFF: return "TPOFF";
case VK_ARM_HI16: return ":upper16:";
case VK_ARM_LO16: return ":lower16:";
@@ -198,6 +199,7 @@ MCSymbolRefExpr::getVariantKindForName(StringRef Name) {
.Case("GOTNTPOFF", VK_GOTNTPOFF)
.Case("PLT", VK_PLT)
.Case("TLSGD", VK_TLSGD)
+ .Case("TLSLDM", VK_TLSLDM)
.Case("TPOFF", VK_TPOFF)
.Case("TLVP", VK_TLVP)
.Default(VK_Invalid);
diff --git a/test/MC/ELF/relocation-386.s b/test/MC/ELF/relocation-386.s
index 8a1ff6e5c5..9fb0befb03 100644
--- a/test/MC/ELF/relocation-386.s
+++ b/test/MC/ELF/relocation-386.s
@@ -85,6 +85,12 @@
// CHECK-NEXT: ('r_type', 0x00000010)
// CHECK-NEXT: ),
+// Relocation 10 (foo@TLSLDM) is of type R_386_TLS_LDM
+// CHECK-NEXT: # Relocation 0x0000000a
+// CHECK-NEXT: (('r_offset', 0x0000003d)
+// CHECK-NEXT: ('r_sym', 0x0000000b)
+// CHECK-NEXT: ('r_type', 0x00000013)
+// CHECK-NEXT: ),
.text
bar:
leal .Lfoo@GOTOFF(%ebx), %eax
@@ -106,6 +112,7 @@ bar2:
movl foo@INDNTPOFF, %ecx
addl foo@NTPOFF(%eax), %eax
addl foo@GOTNTPOFF(%ebx), %ecx
+ leal foo@TLSLDM(%ebx), %eax
.section .rodata.str1.16,"aMS",@progbits,1
.Lfoo: