using namespace lld;
using namespace lld::elf;
+// Construct a message in the following format.
+//
+// >>> defined in /home/alice/src/foo.o
+// >>> referenced by bar.c:12 (/home/alice/src/bar.c:12)
+// >>> /home/alice/src/bar.o:(.text+0x1)
+template <class ELFT>
+static std::string getLocation(InputSectionBase &S, const SymbolBody &Sym,
+ uint64_t Off) {
+ std::string Msg =
+ "\n>>> defined in " + toString(Sym.File) + "\n>>> referenced by ";
+ std::string Src = S.getSrcMsg<ELFT>(Off);
+ if (!Src.empty())
+ Msg += Src + "\n>>> ";
+ return Msg + S.getObjMsg<ELFT>(Off);
+}
+
static bool refersToGotEntry(RelExpr Expr) {
return isRelExprOneOf<R_GOT, R_GOT_OFF, R_MIPS_GOT_LOCAL_PAGE, R_MIPS_GOT_OFF,
R_MIPS_GOT_OFF32, R_MIPS_TLSGD, R_MIPS_TLSLD,
if (Body.isUndefined() && !Body.isLocal() && Body.symbol()->isWeak())
return true;
- error(S.getLocation<ELFT>(RelOff) + ": relocation " + toString(Type) +
- " cannot refer to absolute symbol '" + toString(Body) +
- "' defined in " + toString(Body.File));
+ error("relocation " + toString(Type) + " cannot refer to absolute symbol: " +
+ toString(Body) + getLocation<ELFT>(S, Body, RelOff));
return true;
}
// only memory. We can hack around it if we are producing an executable and
// the refered symbol can be preemepted to refer to the executable.
if (Config->Shared || (Config->Pic && !isRelExpr(Expr))) {
- error(S.getLocation<ELFT>(RelOff) + ": can't create dynamic relocation " +
- toString(Type) + " against " +
+ error("can't create dynamic relocation " + toString(Type) + " against " +
(Body.getName().empty() ? "local symbol in readonly segment"
- : "symbol '" + toString(Body) + "'") +
- " defined in " + toString(Body.File));
+ : "symbol: " + toString(Body)) +
+ getLocation<ELFT>(S, Body, RelOff));
return Expr;
}
if (Body.getVisibility() != STV_DEFAULT) {
- error(S.getLocation<ELFT>(RelOff) + ": cannot preempt symbol '" +
- toString(Body) + "' defined in " + toString(Body.File));
+ error("cannot preempt symbol: " + toString(Body) +
+ getLocation<ELFT>(S, Body, RelOff));
return Expr;
}
auto *B = cast<SharedSymbol>(&Body);
if (!B->NeedsCopy) {
if (Config->ZNocopyreloc)
- error(S.getLocation<ELFT>(RelOff) + ": unresolvable relocation " +
- toString(Type) + " against symbol '" + toString(*B) +
- "'; recompile with -fPIC or remove '-z nocopyreloc'");
+ error("unresolvable relocation " + toString(Type) +
+ " against symbol '" + toString(*B) +
+ "'; recompile with -fPIC or remove '-z nocopyreloc'" +
+ getLocation<ELFT>(S, Body, RelOff));
addCopyRelSymbol<ELFT>(B);
}
}
error("symbol '" + toString(Body) + "' defined in " + toString(Body.File) +
- " is missing type");
+ " has no type");
return Expr;
}
// We don't know anything about the finaly symbol. Just ask the dynamic
// linker to handle the relocation for us.
if (!Target->isPicRel(Type))
- error(Sec.getLocation<ELFT>(Offset) + ": relocation " + toString(Type) +
- " cannot be used against shared object; recompile with -fPIC.");
+ error("relocation " + toString(Type) +
+ " cannot be used against shared object; recompile with -fPIC" +
+ getLocation<ELFT>(Sec, Body, Offset));
+
In<ELFT>::RelaDyn->addReloc(
{Target->getDynRel(Type), &Sec, Offset, false, &Body, Addend});
// REQUIRES: aarch64
// RUN: llvm-mc -filetype=obj -triple=aarch64-none-freebsd %s -o %t.o
// RUN: not ld.lld -shared %t.o -o %t.so 2>&1 | FileCheck %s
-// CHECK: {{.*}}:(.data+0x0): relocation R_AARCH64_ABS16 cannot be used against shared object; recompile with -fPIC.
+// CHECK: relocation R_AARCH64_ABS16 cannot be used against shared object; recompile with -fPIC
+// CHECK-NEXT: >>> defined in {{.*}}.o
+// CHECK-NEXT: >>> referenced by {{.*}}.o:(.data+0x0)
.data
.hword foo
// REQUIRES: aarch64
// RUN: llvm-mc -filetype=obj -triple=aarch64-none-freebsd %s -o %t.o
// RUN: not ld.lld -shared %t.o -o %t.so 2>&1 | FileCheck %s
-// CHECK: {{.*}}.o:(.text+0x0): can't create dynamic relocation R_AARCH64_ADD_ABS_LO12_NC against symbol 'dat' defined in {{.*}}.o
+// CHECK: can't create dynamic relocation R_AARCH64_ADD_ABS_LO12_NC against symbol: dat
+// CHECK: >>> defined in {{.*}}.o
+// CHECK: >>> referenced by {{.*}}.o:(.text+0x0)
add x0, x0, :lo12:dat
.data
// REQUIRES: aarch64
// RUN: llvm-mc -filetype=obj -triple=aarch64-none-freebsd %s -o %t.o
// RUN: not ld.lld -shared %t.o -o %t.so 2>&1 | FileCheck %s
-// CHECK: {{.*}}.o:(.text+0x0): can't create dynamic relocation R_AARCH64_ADR_PREL_LO21 against symbol 'dat' defined in {{.*}}.o
+// CHECK: can't create dynamic relocation R_AARCH64_ADR_PREL_LO21 against symbol: dat
+// CHECK: >>> defined in {{.*}}.o
+// CHECK: >>> referenced by {{.*}}.o:(.text+0x0)
adr x0, dat
.data
// REQUIRES: aarch64
// RUN: llvm-mc -filetype=obj -triple=aarch64-none-freebsd %s -o %t.o
// RUN: not ld.lld -shared %t.o -o %t.so 2>&1 | FileCheck %s
-// CHECK: {{.*}}.o:(.text+0x0): can't create dynamic relocation R_AARCH64_ADR_PREL_PG_HI21 against symbol 'dat' defined in {{.*}}.o
+// CHECK: can't create dynamic relocation R_AARCH64_ADR_PREL_PG_HI21 against symbol: dat
+// CHECK: >>> defined in {{.*}}.o
+// CHECK: >>> referenced by {{.*}}.o:(.text+0x0)
adrp x0, dat
.data
// REQUIRES: aarch64
// RUN: llvm-mc -filetype=obj -triple=aarch64-none-freebsd %s -o %t.o
// RUN: not ld.lld -shared %t.o -o %t.so 2>&1 | FileCheck %s
-// CHECK: {{.*}}.o:(.text+0x0): can't create dynamic relocation R_AARCH64_LDST32_ABS_LO12_NC against symbol 'dat' defined in {{.*}}.o
+// CHECK: can't create dynamic relocation R_AARCH64_LDST32_ABS_LO12_NC against symbol: dat
+// CHECK: >>> defined in {{.*}}.o
+// CHECK: >>> referenced by {{.*}}.o:(.text+0x0)
ldr s4, [x0, :lo12:dat]
.data
// REQUIRES: aarch64
// RUN: llvm-mc -filetype=obj -triple=aarch64-none-freebsd %s -o %t.o
// RUN: not ld.lld -shared %t.o -o %t.so 2>&1 | FileCheck %s
-// CHECK: {{.*}}.o:(.text+0x0): can't create dynamic relocation R_AARCH64_LDST64_ABS_LO12_NC against symbol 'dat' defined in {{.*}}.o
+// CHECK: can't create dynamic relocation R_AARCH64_LDST64_ABS_LO12_NC against symbol: dat
+// CHECK: >>> defined in {{.*}}.o
+// CHECK: >>> referenced by {{.*}}.o:(.text+0x0)
ldr x0, [x0, :lo12:dat]
.data
// REQUIRES: aarch64
// RUN: llvm-mc -filetype=obj -triple=aarch64-none-freebsd %s -o %t.o
// RUN: not ld.lld -shared %t.o -o %t.so 2>&1 | FileCheck %s
-// CHECK: {{.*}}.o:(.text+0x0): can't create dynamic relocation R_AARCH64_LDST8_ABS_LO12_NC against symbol 'dat' defined in {{.*}}.o
+// CHECK: can't create dynamic relocation R_AARCH64_LDST8_ABS_LO12_NC against symbol: dat
+// CHECK: >>> defined in {{.*}}.o
+// CHECK: >>> referenced by {{.*}}.o:(.text+0x0)
ldrsb x0, [x1, :lo12:dat]
.data
// REQUIRES: aarch64
// RUN: llvm-mc -filetype=obj -triple=aarch64-none-freebsd %s -o %t.o
// RUN: not ld.lld -shared %t.o -o %t.so 2>&1 | FileCheck %s
-// CHECK: {{.*}}:(.data+0x0): relocation R_AARCH64_PREL16 cannot be used against shared object; recompile with -fPIC.
+// CHECK: R_AARCH64_PREL16 cannot be used against shared object; recompile with -fPIC
+// CHECK: >>> defined in {{.*}}
+// CHECK: >>> referenced by {{.*}}:(.data+0x0)
.data
.hword foo - .
// REQUIRES: aarch64
// RUN: llvm-mc -filetype=obj -triple=aarch64-none-freebsd %s -o %t.o
// RUN: not ld.lld -shared %t.o -o %t.so 2>&1 | FileCheck %s
-// CHECK: {{.*}}:(.data+0x0): relocation R_AARCH64_PREL32 cannot be used against shared object; recompile with -fPIC.
+// CHECK: relocation R_AARCH64_PREL32 cannot be used against shared object; recompile with -fPIC
+// CHECK: >>> defined in {{.*}}
+// CHECK: >>> referenced by {{.*}}:(.data+0x0)
.data
.word foo - .
// REQUIRES: aarch64
// RUN: llvm-mc -filetype=obj -triple=aarch64-none-freebsd %s -o %t.o
// RUN: not ld.lld -shared %t.o -o %t.so 2>&1 | FileCheck %s
-// CHECK: {{.*}}:(.data+0x0): relocation R_AARCH64_PREL64 cannot be used against shared object; recompile with -fPIC.
+// CHECK: relocation R_AARCH64_PREL64 cannot be used against shared object; recompile with -fPIC
+// CHECK: >>> defined in {{.*}}
+// CHECK: >>> referenced by {{.*}}:(.data+0x0)
.data
.xword foo - .
// RELATIVE: SYMBOL TABLE:
// RELATIVE: 00001004 .text 00000000 patatino
-// ABS: {{.*}}.o:(.text+0x0): can't create dynamic relocation R_ARM_TARGET1 against symbol 'patatino' defined in {{.*}}.o
+// ABS: can't create dynamic relocation R_ARM_TARGET1 against symbol: patatino
+// ABS: >>> defined in {{.*}}.o
+// ABS: >>> referenced by {{.*}}.o:(.text+0x0)
// RUN: ld.lld %t2.o -o %t2.so -shared
// RUN: not ld.lld %t.o %t2.so -o %t 2>&1 | FileCheck %s
+// CHECK: cannot preempt symbol: bar
+// CHECK: >>> defined in {{.*}}.so
+// CHECK: >>> referenced by {{.*}}.o:(.text+0x1)
+// CHECK: symbol 'zed' defined in {{.*}}.so has no type
+
.global _start
_start:
-
-
call bar
-// CHECK: {{.*}}.o:(.text+0x1): cannot preempt symbol 'bar' defined in {{.*}}.so
-
call zed
-// CHECK: symbol 'zed' defined in {{.*}}.so is missing type
// RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %s -o %t2.o
// RUN: not ld.lld %t2.o %t1.so -o %t2.so -shared 2>&1 | FileCheck %s
+// CHECK: can't create dynamic relocation R_X86_64_64 against symbol: foo
+// CHECK: >>> defined in {{.*}}.so
+// CHECK: >>> referenced by {{.*}}.o:(.text+0x0)
.quad foo
-
-// CHECK: {{.*}}.o:(.text+0x0): can't create dynamic relocation R_X86_64_64 against symbol 'foo' defined in {{.*}}.so
// RUN: ld.lld %t2.o -o %t2.so -shared
// RUN: not ld.lld %t.o %t2.so -o %t.exe -pie 2>&1 | FileCheck %s
-// CHECK: {{.*}}.o:(.text+0x0): can't create dynamic relocation R_X86_64_64 against symbol 'bar' defined in {{.*}}.so
-// CHECK: {{.*}}.o:(.text+0x8): can't create dynamic relocation R_X86_64_64 against symbol 'foo' defined in {{.*}}.so
+// CHECK: can't create dynamic relocation R_X86_64_64 against symbol: bar
+// CHECK: >>> defined in {{.*}}.so
+// CHECK: >>> referenced by {{.*}}.o:(.text+0x0)
+
+// CHECK: can't create dynamic relocation R_X86_64_64 against symbol: foo
+// CHECK: >>> defined in {{.*}}.so
+// CHECK: >>> referenced by {{.*}}.o:(.text+0x8)
.global _start
_start:
// RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %s -o %t.o
// RUN: not ld.lld %t.o -o %t.so -shared 2>&1 | FileCheck %s
+// CHECK: can't create dynamic relocation R_X86_64_64 against local symbol in readonly segment
+// CHECK: >>> defined in {{.*}}.o
+// CHECK: >>> referenced by {{.*}}.o:(.text+0x0)
+
foo:
.quad foo
-
-// CHECK: {{.*}}.o:(.text+0x0): can't create dynamic relocation R_X86_64_64 against local symbol in readonly segment defined in {{.*}}.o
// RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %s -o %t.o
// RUN: not ld.lld %t.o %t.o -o %t -shared 2>&1 | FileCheck %s
- .section bar,"axG",@progbits,foo,comdat
- .cfi_startproc
- .cfi_personality 0x8c, foo
- .cfi_endproc
+// CHECK: can't create dynamic relocation R_X86_64_64 against symbol: foo
+// CHECK: >>> defined in {{.*}}.o
+// CHECK: >>> referenced by {{.*}}.o:(.eh_frame+0x12)
-// CHECK: {{.*}}.o:(.eh_frame+0x12): can't create dynamic relocation R_X86_64_64 against symbol 'foo' defined in {{.*}}.o
+.section bar,"axG",@progbits,foo,comdat
+.cfi_startproc
+.cfi_personality 0x8c, foo
+.cfi_endproc
.globl _start
_start:
-# CHECK: {{.*}}input1.o:(.text+0x1): relocation R_X86_64_PLT32 cannot refer to absolute symbol 'answer' defined in {{.*}}input2.o
+# CHECK: error: relocation R_X86_64_PLT32 cannot refer to absolute symbol: answer
+# CHECK-NEXT: >>> defined in {{.*}}input2.o
+# CHECK-NEXT: >>> referenced by {{.*}}o:(.text+0x1)
call answer@PLT
.data
.long bar
-// CHECK: {{.*}}:(.data+0x0): relocation R_X86_64_32 cannot be used against shared object; recompile with -fPIC.
+// CHECK: relocation R_X86_64_32 cannot be used against shared object; recompile with -fPIC
// RUN: ld.lld %t2.o -shared -o %t2.so
// RUN: not ld.lld %t.o %t2.so -o %t 2>&1 | FileCheck %s
+// CHECK: relocation R_X86_64_PC32 cannot be used against shared object; recompile with -fPIC
+// CHECK: >>> defined in {{.*}}.so
+// CHECK: >>> referenced by {{.*}}.o:(.data+0x0)
+
.global _start
_start:
.data
.long bar - .
-
-// CHECK: {{.*}}:(.data+0x0): relocation R_X86_64_PC32 cannot be used against shared object; recompile with -fPIC.
# REQUIRES: x86
# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t.o
# RUN: not ld.lld -shared %t.o -o %t.so 2>&1 | FileCheck %s
-# CHECK: {{.*}}:(.data+0x0): relocation R_X86_64_32 cannot be used against shared object; recompile with -fPIC.
+
+# CHECK: relocation R_X86_64_32 cannot be used against shared object; recompile with -fPIC
+# CHECK: >>> defined in {{.*}}
+# CHECK: >>> referenced by {{.*}}:(.data+0x0)
.data
.long _shared
# REQUIRES: x86
# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t.o
# RUN: not ld.lld -shared %t.o -o %t.so 2>&1 | FileCheck %s
-# CHECK: {{.*}}:(.data+0x1): relocation R_X86_64_PC32 cannot be used against shared object; recompile with -fPIC.
+
+# CHECK: relocation R_X86_64_PC32 cannot be used against shared object; recompile with -fPIC
+# CHECK: >>> defined in {{.*}}
+# CHECK: >>> referenced by {{.*}}:(.data+0x1)
.data
call _shared