/
shared.s
295 lines (281 loc) · 8.95 KB
/
shared.s
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// RUN: llvm-mc -filetype=obj -triple=i686-unknown-linux %s -o %t.o
// RUN: llvm-mc -filetype=obj -triple=i686-unknown-linux %p/Inputs/shared.s -o %t2.o
// RUN: ld.lld -shared %t2.o -o %t2.so
// RUN: llvm-readobj -s %t2.so | FileCheck --check-prefix=SO %s
// RUN: ld.lld -dynamic-linker /lib64/ld-linux-x86-64.so.2 -rpath foo -rpath bar --export-dynamic %t.o %t2.so -o %t
// RUN: llvm-readobj --program-headers --dynamic-table -t -s -dyn-symbols -section-data -hash-table %t | FileCheck %s
// RUN: ld.lld %t.o %t2.so %t2.so -o %t2
// RUN: llvm-readobj -dyn-symbols %t2 | FileCheck --check-prefix=DONT_EXPORT %s
// REQUIRES: x86
// Make sure .symtab is properly aligned.
// SO: Name: .symtab
// SO-NEXT: Type: SHT_SYMTAB
// SO-NEXT: Flags [
// SO-NEXT: ]
// SO-NEXT: Address:
// SO-NEXT: Offset: 0x1030
// SO-NEXT: Size:
// SO-NEXT: Link:
// SO-NEXT: Info:
// SO-NEXT: AddressAlignment: 4
// CHECK: Name: .interp
// CHECK-NEXT: Type: SHT_PROGBITS
// CHECK-NEXT: Flags [
// CHECK-NEXT: SHF_ALLOC
// CHECK-NEXT: ]
// CHECK-NEXT: Address: [[INTERPADDR:.*]]
// CHECK-NEXT: Offset: [[INTERPOFFSET:.*]]
// CHECK-NEXT: Size: [[INTERPSIZE:.*]]
// CHECK-NEXT: Link: 0
// CHECK-NEXT: Info: 0
// CHECK-NEXT: AddressAlignment: 1
// CHECK-NEXT: EntrySize: 0
// CHECK-NEXT: SectionData (
// CHECK-NEXT: 0000: 2F6C6962 36342F6C 642D6C69 6E75782D |/lib64/ld-linux-|
// CHECK-NEXT: 0010: 7838362D 36342E73 6F2E3200 |x86-64.so.2.|
// CHECK-NEXT: )
// CHECK-NEXT: }
// test that .hash is linked to .dynsym
// CHECK: Index: 2
// CHECK-NEXT: Name: .dynsym
// CHECK-NEXT: Type: SHT_DYNSYM
// CHECK-NEXT: Flags [
// CHECK-NEXT: SHF_ALLOC
// CHECK-NEXT: ]
// CHECK-NEXT: Address: [[DYNSYMADDR:.*]]
// CHECK-NEXT: Offset: 0x150
// CHECK-NEXT: Size:
// CHECK-NEXT: Link: [[DYNSTR:.*]]
// CHECK-NEXT: Info: 1
// CHECK-NEXT: AddressAlignment: 4
// CHECK-NEXT: EntrySize: 16
// CHECK-NEXT: SectionData (
// CHECK-NEXT: 0000:
// CHECK-NEXT: 0010:
// CHECK-NEXT: 0020:
// CHECK-NEXT: 0030:
// CHECK-NEXT: )
// CHECK-NEXT: }
// CHECK-NEXT: Section {
// CHECK-NEXT: Index: 3
// CHECK-NEXT: Name: .hash
// CHECK-NEXT: Type: SHT_HASH
// CHECK-NEXT: Flags [
// CHECK-NEXT: SHF_ALLOC
// CHECK-NEXT: ]
// CHECK-NEXT: Address: [[HASHADDR:.*]]
// CHECK-NEXT: Offset:
// CHECK-NEXT: Size:
// CHECK-NEXT: Link: 2
// CHECK-NEXT: Info: 0
// CHECK-NEXT: AddressAlignment: 4
// CHECK-NEXT: EntrySize: 4
// CHECK: Index: [[DYNSTR]]
// CHECK-NEXT: Name: .dynstr
// CHECK-NEXT: Type: SHT_STRTAB
// CHECK-NEXT: Flags [
// CHECK-NEXT: SHF_ALLOC
// CHECK-NEXT: ]
// CHECK-NEXT: Address: [[DYNSTRADDR:.*]]
// CHECK-NEXT: Offset:
// CHECK-NEXT: Size:
// CHECK-NEXT: Link: 0
// CHECK-NEXT: Info: 0
// CHECK-NEXT: AddressAlignment: 1
// CHECK-NEXT: EntrySize: 0
// CHECK-NEXT: SectionData (
// CHECK: )
// CHECK-NEXT: }
// CHECK: Name: .rel.dyn
// CHECK-NEXT: Type: SHT_REL
// CHECK-NEXT: Flags [
// CHECK-NEXT: SHF_ALLOC
// CHECK-NEXT: ]
// CHECK-NEXT: Address: [[RELADDR:.*]]
// CHECK-NEXT: Offset:
// CHECK-NEXT: Size: [[RELSIZE:.*]]
// CHECK-NEXT: Link:
// CHECK-NEXT: Info:
// CHECK-NEXT: AddressAlignment:
// CHECK-NEXT: EntrySize: [[RELENT:.*]]
// CHECK: Name: .dynamic
// CHECK-NEXT: Type: SHT_DYNAMIC
// CHECK-NEXT: Flags [
// CHECK-NEXT: SHF_ALLOC
// CHECK-NEXT: SHF_WRITE
// CHECK-NEXT: ]
// CHECK-NEXT: Address: [[ADDR:.*]]
// CHECK-NEXT: Offset: [[OFFSET:.*]]
// CHECK-NEXT: Size: [[SIZE:.*]]
// CHECK-NEXT: Link: [[DYNSTR]]
// CHECK-NEXT: Info: 0
// CHECK-NEXT: AddressAlignment: [[ALIGN:.*]]
// CHECK-NEXT: EntrySize: 8
// CHECK-NEXT: SectionData (
// CHECK: )
// CHECK-NEXT: }
// CHECK: Name: .symtab
// CHECK-NEXT: Type: SHT_SYMTAB
// CHECK-NEXT: Flags [
// CHECK-NEXT: ]
// CHECK-NEXT: Address:
// CHECK-NEXT: Offset:
// CHECK-NEXT: Size:
// CHECK-NEXT: Link:
// CHECK-NEXT: Info:
// CHECK-NEXT: AddressAlignment:
// CHECK-NEXT: EntrySize: [[SYMENT:.*]]
// CHECK: Symbols [
// CHECK-NEXT: Symbol {
// CHECK-NEXT: Name:
// CHECK-NEXT: Value: 0x0
// CHECK-NEXT: Size: 0
// CHECK-NEXT: Binding: Local
// CHECK-NEXT: Type: None
// CHECK-NEXT: Other: 0
// CHECK-NEXT: Section: Undefined
// CHECK-NEXT: }
// CHECK-NEXT: Symbol {
// CHECK-NEXT: Name: _start
// CHECK-NEXT: Value: 0x11000
// CHECK-NEXT: Size: 0
// CHECK-NEXT: Binding: Global
// CHECK-NEXT: Type: None
// CHECK-NEXT: Other: 0
// CHECK-NEXT: Section: .text
// CHECK-NEXT: }
// CHECK-NEXT: Symbol {
// CHECK-NEXT: Name: bar
// CHECK-NEXT: Value: 0x0
// CHECK-NEXT: Size: 0
// CHECK-NEXT: Binding: Global
// CHECK-NEXT: Type: Function
// CHECK-NEXT: Other: 0
// CHECK-NEXT: Section: Undefined
// CHECK-NEXT: }
// CHECK-NEXT: Symbol {
// CHECK-NEXT: Name: zed
// CHECK-NEXT: Value: 0x0
// CHECK-NEXT: Size: 0
// CHECK-NEXT: Binding: Global (0x1)
// CHECK-NEXT: Type: None (0x0)
// CHECK-NEXT: Other: 0
// CHECK-NEXT: Section: Undefined (0x0)
// CHECK-NEXT: }
// CHECK-NEXT: ]
// CHECK: DynamicSymbols [
// CHECK-NEXT: Symbol {
// CHECK-NEXT: Name: @ (0)
// CHECK-NEXT: Value: 0x0
// CHECK-NEXT: Size: 0
// CHECK-NEXT: Binding: Local
// CHECK-NEXT: Type: None
// CHECK-NEXT: Other: 0
// CHECK-NEXT: Section: Undefined
// CHECK-NEXT: }
// CHECK-NEXT: Symbol {
// CHECK-NEXT: Name: _start@
// CHECK-NEXT: Value: 0x11000
// CHECK-NEXT: Size: 0
// CHECK-NEXT: Binding: Global
// CHECK-NEXT: Type: Non
// CHECK-NEXT: Other: 0
// CHECK-NEXT: Section: .text
// CHECK-NEXT: }
// CHECK-NEXT: Symbol {
// CHECK-NEXT: Name: bar@
// CHECK-NEXT: Value: 0x0
// CHECK-NEXT: Size: 0
// CHECK-NEXT: Binding: Global
// CHECK-NEXT: Type: Function
// CHECK-NEXT: Other: 0
// CHECK-NEXT: Section: Undefined
// CHECK-NEXT: }
// CHECK-NEXT: Symbol {
// CHECK-NEXT: Name: zed@
// CHECK-NEXT: Value: 0x0
// CHECK-NEXT: Size: 0
// CHECK-NEXT: Binding: Global
// CHECK-NEXT: Type: None
// CHECK-NEXT: Other: 0
// CHECK-NEXT: Section: Undefined
// CHECK-NEXT: }
// CHECK-NEXT: ]
// DONT_EXPORT: DynamicSymbols [
// DONT_EXPORT-NEXT: Symbol {
// DONT_EXPORT-NEXT: Name: @ (0)
// DONT_EXPORT-NEXT: Value: 0x0
// DONT_EXPORT-NEXT: Size: 0
// DONT_EXPORT-NEXT: Binding: Local (0x0)
// DONT_EXPORT-NEXT: Type: None (0x0)
// DONT_EXPORT-NEXT: Other: 0
// DONT_EXPORT-NEXT: Section: Undefined (0x0)
// DONT_EXPORT-NEXT: }
// DONT_EXPORT-NEXT: Symbol {
// DONT_EXPORT-NEXT: Name: bar@
// DONT_EXPORT-NEXT: Value: 0x0
// DONT_EXPORT-NEXT: Size: 0
// DONT_EXPORT-NEXT: Binding: Global
// DONT_EXPORT-NEXT: Type: Function
// DONT_EXPORT-NEXT: Other: 0
// DONT_EXPORT-NEXT: Section: Undefined
// DONT_EXPORT-NEXT: }
// DONT_EXPORT-NEXT: Symbol {
// DONT_EXPORT-NEXT: Name: zed@
// DONT_EXPORT-NEXT: Value: 0x0
// DONT_EXPORT-NEXT: Size: 0
// DONT_EXPORT-NEXT: Binding: Global
// DONT_EXPORT-NEXT: Type: None
// DONT_EXPORT-NEXT: Other: 0
// DONT_EXPORT-NEXT: Section: Undefined
// DONT_EXPORT-NEXT: }
// DONT_EXPORT-NEXT: ]
// CHECK: DynamicSection [
// CHECK-NEXT: Tag Type Name/Value
// CHECK-NEXT: 0x00000011 REL [[RELADDR]]
// CHECK-NEXT: 0x00000012 RELSZ [[RELSIZE]] (bytes)
// CHECK-NEXT: 0x00000013 RELENT [[RELENT]] (bytes)
// CHECK-NEXT: 0x00000006 SYMTAB [[DYNSYMADDR]]
// CHECK-NEXT: 0x0000000B SYMENT [[SYMENT]] (bytes)
// CHECK-NEXT: 0x00000005 STRTAB [[DYNSTRADDR]]
// CHECK-NEXT: 0x0000000A STRSZ
// CHECK-NEXT: 0x00000004 HASH [[HASHADDR]]
// CHECK-NEXT: 0x0000001D RUNPATH foo:bar
// CHECK-NEXT: 0x00000001 NEEDED SharedLibrary ({{.*}}2.so)
// CHECK-NEXT: 0x00000015 DEBUG 0x0
// CHECK-NEXT: 0x00000000 NULL 0x0
// CHECK-NEXT: ]
// CHECK: ProgramHeaders [
// CHECK: Type: PT_INTERP
// CHECK-NEXT: Offset: [[INTERPOFFSET]]
// CHECK-NEXT: VirtualAddress: [[INTERPADDR]]
// CHECK-NEXT: PhysicalAddress: [[INTERPADDR]]
// CHECK-NEXT: FileSize: [[INTERPSIZE]]
// CHECK-NEXT: MemSize: [[INTERPSIZE]]
// CHECK-NEXT: Flags [
// CHECK-NEXT: PF_R
// CHECK-NEXT: ]
// CHECK-NEXT: Alignment: 1
// CHECK-NEXT: }
// CHECK: Type: PT_DYNAMIC
// CHECK-NEXT: Offset: [[OFFSET]]
// CHECK-NEXT: VirtualAddress: [[ADDR]]
// CHECK-NEXT: PhysicalAddress: [[ADDR]]
// CHECK-NEXT: FileSize: [[SIZE]]
// CHECK-NEXT: MemSize: [[SIZE]]
// CHECK-NEXT: Flags [
// CHECK-NEXT: PF_R
// CHECK-NEXT: PF_W
// CHECK-NEXT: ]
// CHECK-NEXT: Alignment: [[ALIGN]]
// CHECK-NEXT: }
// CHECK: HashTable {
// CHECK-NEXT: Num Buckets: 4
// CHECK-NEXT: Num Chains: 4
// CHECK-NEXT: Buckets: [3, 0, 2, 0]
// CHECK-NEXT: Chains: [0, 0, 0, 1]
// CHECK-NEXT: }
.global _start
_start:
.long bar
.long zed