mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2025-01-31 12:41:49 +01:00
[llvm-readobj/elf] - AArch64: Handle AARCH64_VARIANT_PCS for GNUStyle
It mimics the GNU readelf where it prints a [VARIANT_PCS] for symbols with st_other with STO_AARCH64_VARIANT_PCS. Reviewed By: grimar, MaskRay Differential Revision: https://reviews.llvm.org/D93044
This commit is contained in:
Adhemerval Zanella
parent
9a68275ddd
commit
f54cbc7c92
@ -120,6 +120,7 @@ DYNAMIC_TAG(VERNEEDNUM, 0X6FFFFFFF) // The number of entries in DT_VERNEED.
|
||||
// AArch64 specific dynamic table entries
|
||||
AARCH64_DYNAMIC_TAG(AARCH64_BTI_PLT, 0x70000001)
|
||||
AARCH64_DYNAMIC_TAG(AARCH64_PAC_PLT, 0x70000003)
|
||||
AARCH64_DYNAMIC_TAG(AARCH64_VARIANT_PCS, 0x70000005)
|
||||
|
||||
// Hexagon specific dynamic table entries
|
||||
HEXAGON_DYNAMIC_TAG(HEXAGON_SYMSZ, 0x70000000)
|
||||
|
||||
45
test/tools/llvm-readobj/ELF/aarch64-symbols-stother.test
Normal file
45
test/tools/llvm-readobj/ELF/aarch64-symbols-stother.test
Normal file
@ -0,0 +1,45 @@
|
||||
## Check that we are able to dump AArch64 STO_* flags correctly when dumping symbols.
|
||||
|
||||
# RUN: yaml2obj %s -o %t.o
|
||||
# RUN: llvm-readobj --symbols %t.o | FileCheck %s --check-prefix=LLVM
|
||||
# RUN: llvm-readelf --symbols %t.o | FileCheck %s --check-prefix=GNU
|
||||
|
||||
# LLVM: Name: foo1
|
||||
# LLVM: Other [ (0x80)
|
||||
# LLVM-NEXT: STO_AARCH64_VARIANT_PCS (0x80)
|
||||
# LLVM-NEXT: ]
|
||||
# LLVM: Name: foo2
|
||||
# LLVM: Other [ (0xC0)
|
||||
# LLVM-NEXT: STO_AARCH64_VARIANT_PCS (0x80)
|
||||
# LLVM-NEXT: ]
|
||||
# LLVM: Name: foo3
|
||||
# LLVM: Other [ (0x83)
|
||||
# LLVM-NEXT: STO_AARCH64_VARIANT_PCS (0x80)
|
||||
# LLVM-NEXT: STV_PROTECTED (0x3)
|
||||
# LLVM-NEXT: ]
|
||||
# LLVM: Name: foo4
|
||||
# LLVM: Other [ (0x3)
|
||||
# LLVM-NEXT: STV_PROTECTED (0x3)
|
||||
# LLVM-NEXT: ]
|
||||
|
||||
# GNU: Symbol table '.symtab' contains 5 entries:
|
||||
# GNU: 1: 0000000000000000 0 NOTYPE LOCAL DEFAULT [VARIANT_PCS] UND foo1
|
||||
# GNU-NEXT: 2: 0000000000000000 0 NOTYPE LOCAL DEFAULT [VARIANT_PCS | 40] UND foo2
|
||||
# GNU-NEXT: 3: 0000000000000000 0 NOTYPE LOCAL PROTECTED [VARIANT_PCS] UND foo3
|
||||
# GNU-NEXT: 4: 0000000000000000 0 NOTYPE LOCAL PROTECTED UND foo4
|
||||
|
||||
--- !ELF
|
||||
FileHeader:
|
||||
Class: ELFCLASS64
|
||||
Data: ELFDATA2LSB
|
||||
Type: ET_REL
|
||||
Machine: EM_AARCH64
|
||||
Symbols:
|
||||
- Name: foo1
|
||||
Other: [ STO_AARCH64_VARIANT_PCS ]
|
||||
- Name: foo2
|
||||
Other: [ STO_AARCH64_VARIANT_PCS, 0x40 ]
|
||||
- Name: foo3
|
||||
Other: [ STO_AARCH64_VARIANT_PCS, STV_PROTECTED ]
|
||||
- Name: foo4
|
||||
Other: [ STV_PROTECTED ]
|
||||
@ -351,18 +351,20 @@ ProgramHeaders:
|
||||
# RUN: llvm-readobj --dynamic-table %t.aarch64 | FileCheck %s --check-prefix=LLVM-AARCH64
|
||||
# RUN: llvm-readelf --dynamic-table %t.aarch64 | FileCheck %s --check-prefix=GNU-AARCH64
|
||||
|
||||
# LLVM-AARCH64: DynamicSection [ (3 entries)
|
||||
# LLVM-AARCH64-NEXT: Tag Type Name/Value
|
||||
# LLVM-AARCH64-NEXT: 0x0000000070000001 AARCH64_BTI_PLT 1
|
||||
# LLVM-AARCH64-NEXT: 0x0000000070000003 AARCH64_PAC_PLT 2
|
||||
# LLVM-AARCH64-NEXT: 0x0000000000000000 NULL 0x0
|
||||
# LLVM-AARCH64: DynamicSection [ (4 entries)
|
||||
# LLVM-AARCH64-NEXT: Tag Type Name/Value
|
||||
# LLVM-AARCH64-NEXT: 0x0000000070000001 AARCH64_BTI_PLT 1
|
||||
# LLVM-AARCH64-NEXT: 0x0000000070000003 AARCH64_PAC_PLT 2
|
||||
# LLVM-AARCH64-NEXT: 0x0000000070000005 AARCH64_VARIANT_PCS 3
|
||||
# LLVM-AARCH64-NEXT: 0x0000000000000000 NULL 0x0
|
||||
# LLVM-AARCH64-NEXT:]
|
||||
|
||||
# GNU-AARCH64: Dynamic section at offset {{.*}} contains 3 entries:
|
||||
# GNU-AARCH64-NEXT: Tag Type Name/Value
|
||||
# GNU-AARCH64-NEXT: 0x0000000070000001 (AARCH64_BTI_PLT) 1
|
||||
# GNU-AARCH64-NEXT: 0x0000000070000003 (AARCH64_PAC_PLT) 2
|
||||
# GNU-AARCH64-NEXT: 0x0000000000000000 (NULL) 0x0
|
||||
# GNU-AARCH64: Dynamic section at offset {{.*}} contains 4 entries:
|
||||
# GNU-AARCH64-NEXT: Tag Type Name/Value
|
||||
# GNU-AARCH64-NEXT: 0x0000000070000001 (AARCH64_BTI_PLT) 1
|
||||
# GNU-AARCH64-NEXT: 0x0000000070000003 (AARCH64_PAC_PLT) 2
|
||||
# GNU-AARCH64-NEXT: 0x0000000070000005 (AARCH64_VARIANT_PCS) 3
|
||||
# GNU-AARCH64-NEXT: 0x0000000000000000 (NULL) 0x0
|
||||
|
||||
--- !ELF
|
||||
FileHeader:
|
||||
@ -378,6 +380,8 @@ Sections:
|
||||
Value: 1
|
||||
- Tag: DT_AARCH64_PAC_PLT
|
||||
Value: 2
|
||||
- Tag: DT_AARCH64_VARIANT_PCS
|
||||
Value: 3
|
||||
- Tag: DT_NULL
|
||||
Value: 0
|
||||
ProgramHeaders:
|
||||
|
||||
@ -1844,6 +1844,10 @@ static const EnumEntry<unsigned> ElfMipsSymOtherFlags[] = {
|
||||
LLVM_READOBJ_ENUM_ENT(ELF, STO_MIPS_MICROMIPS)
|
||||
};
|
||||
|
||||
static const EnumEntry<unsigned> ElfAArch64SymOtherFlags[] = {
|
||||
LLVM_READOBJ_ENUM_ENT(ELF, STO_AARCH64_VARIANT_PCS)
|
||||
};
|
||||
|
||||
static const EnumEntry<unsigned> ElfMips16SymOtherFlags[] = {
|
||||
LLVM_READOBJ_ENUM_ENT(ELF, STO_MIPS_OPTIONAL),
|
||||
LLVM_READOBJ_ENUM_ENT(ELF, STO_MIPS_PLT),
|
||||
@ -2474,6 +2478,7 @@ std::string ELFDumper<ELFT>::getDynamicEntry(uint64_t Type,
|
||||
switch (Type) {
|
||||
case DT_AARCH64_BTI_PLT:
|
||||
case DT_AARCH64_PAC_PLT:
|
||||
case DT_AARCH64_VARIANT_PCS:
|
||||
return std::to_string(Value);
|
||||
default:
|
||||
break;
|
||||
@ -4049,9 +4054,22 @@ void GNUStyle<ELFT>::printSymbol(const Elf_Sym &Symbol, unsigned SymIndex,
|
||||
printEnum(Symbol.getBinding(), makeArrayRef(ElfSymbolBindings));
|
||||
Fields[5].Str =
|
||||
printEnum(Symbol.getVisibility(), makeArrayRef(ElfSymbolVisibilities));
|
||||
if (Symbol.st_other & ~0x3)
|
||||
Fields[5].Str +=
|
||||
" [<other: " + to_string(format_hex(Symbol.st_other, 2)) + ">]";
|
||||
|
||||
if (Symbol.st_other & ~0x3) {
|
||||
if (this->Obj.getHeader().e_machine == ELF::EM_AARCH64) {
|
||||
uint8_t Other = Symbol.st_other & ~0x3;
|
||||
if (Other & STO_AARCH64_VARIANT_PCS) {
|
||||
Other &= ~STO_AARCH64_VARIANT_PCS;
|
||||
Fields[5].Str += " [VARIANT_PCS";
|
||||
if (Other != 0)
|
||||
Fields[5].Str.append(" | " + to_hexString(Other, false));
|
||||
Fields[5].Str.append("]");
|
||||
}
|
||||
} else {
|
||||
Fields[5].Str +=
|
||||
" [<other: " + to_string(format_hex(Symbol.st_other, 2)) + ">]";
|
||||
}
|
||||
}
|
||||
|
||||
Fields[6].Column += NonVisibilityBitsUsed ? 13 : 0;
|
||||
Fields[6].Str = getSymbolSectionNdx(Symbol, SymIndex);
|
||||
@ -6583,6 +6601,10 @@ void LLVMStyle<ELFT>::printSymbol(const Elf_Sym &Symbol, unsigned SymIndex,
|
||||
SymOtherFlags.insert(SymOtherFlags.end(),
|
||||
std::begin(ElfMipsSymOtherFlags),
|
||||
std::end(ElfMipsSymOtherFlags));
|
||||
} else if (this->Obj.getHeader().e_machine == EM_AARCH64) {
|
||||
SymOtherFlags.insert(SymOtherFlags.end(),
|
||||
std::begin(ElfAArch64SymOtherFlags),
|
||||
std::end(ElfAArch64SymOtherFlags));
|
||||
}
|
||||
W.printFlags("Other", Symbol.st_other, makeArrayRef(SymOtherFlags), 0x3u);
|
||||
}
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user