xref: /llvm-project-15.0.7/llvm/test/tools/llvm-objcopy/ELF/binary-input.test (revision 671fb343)

# RUN: echo -n abcd > %t.x-txt
# Preserve input to verify it is not modified
# RUN: cp %t.x-txt %t-copy.txt
# RUN: llvm-objcopy -I binary -O elf64-x86-64 %t.x-txt %t.o
# RUN: llvm-readobj --sections --symbols %t.o | FileCheck %s
# RUN: cmp %t.x-txt %t-copy.txt

# CHECK:      Sections [
# CHECK-NEXT:   Section {
# CHECK-NEXT:     Index: 0
# CHECK-NEXT:     Name:  (0)
# CHECK-NEXT:     Type: SHT_NULL (0x0)
# CHECK-NEXT:     Flags [ (0x0)
# CHECK-NEXT:     ]
# CHECK-NEXT:     Address: 0x0
# CHECK-NEXT:     Offset:
# CHECK-NEXT:     Size:
# CHECK-NEXT:     Link: 0
# CHECK-NEXT:     Info: 0
# CHECK-NEXT:     AddressAlignment: 0
# CHECK-NEXT:     EntrySize: 0
# CHECK-NEXT:   }
# CHECK-NEXT:   Section {
# CHECK-NEXT:     Index: 1
# CHECK-NEXT:     Name: .strtab
# CHECK-NEXT:     Type: SHT_STRTAB (0x3)
# CHECK-NEXT:     Flags [ (0x0)
# CHECK-NEXT:     ]
# CHECK-NEXT:     Address: 0x0
# CHECK-NEXT:     Offset:
# CHECK-NEXT:     Size:
# CHECK-NEXT:     Link: 0
# CHECK-NEXT:     Info: 0
# CHECK-NEXT:     AddressAlignment: 1
# CHECK-NEXT:     EntrySize: 0
# CHECK-NEXT:   }
# CHECK-NEXT:   Section {
# CHECK-NEXT:     Index: 2
# CHECK-NEXT:     Name: .symtab
# CHECK-NEXT:     Type: SHT_SYMTAB (0x2)
# CHECK-NEXT:     Flags [ (0x0)
# CHECK-NEXT:     ]
# CHECK-NEXT:     Address: 0x0
# CHECK-NEXT:     Offset:
# CHECK-NEXT:     Size:
# CHECK-NEXT:     Link: 1
# CHECK-NEXT:     Info: 1
# CHECK-NEXT:     AddressAlignment: 8
# CHECK-NEXT:     EntrySize: 24
# CHECK-NEXT:   }
# CHECK-NEXT:   Section {
# CHECK-NEXT:     Index: 3
# CHECK-NEXT:     Name: .data
# CHECK-NEXT:     Type: SHT_PROGBITS (0x1)
# CHECK-NEXT:     Flags [ (0x3)
# CHECK-NEXT:       SHF_ALLOC (0x2)
# CHECK-NEXT:       SHF_WRITE (0x1)
# CHECK-NEXT:     ]
# CHECK-NEXT:     Address: 0x0
# CHECK-NEXT:     Offset:
# CHECK-NEXT:     Size: 4
# CHECK-NEXT:     Link: 0
# CHECK-NEXT:     Info: 0
# CHECK-NEXT:     AddressAlignment: 1
# CHECK-NEXT:     EntrySize: 0
# CHECK-NEXT:   }
# CHECK-NEXT: ]

# Note: the symbol names are derived from the full path (with non-alnum values
# replaced with "_"), e.g. "/tmp/a-b.c" should yield
# _binary__tmp_a_b_c_{start,end,size}.
# Just check for _binary_{{[_a-zA-Z0-9]*}}_x_txt_{start,end,size} to avoid
# making assumptions about how this test is run.

# CHECK:      Symbols [
# CHECK-NEXT:   Symbol {
# CHECK-NEXT:     Name:
# CHECK-NEXT:     Value: 0x0
# CHECK-NEXT:     Size: 0
# CHECK-NEXT:     Binding: Local (0x0)
# CHECK-NEXT:     Type: None (0x0)
# CHECK-NEXT:     Other: 0
# CHECK-NEXT:     Section: Undefined (0x0)
# CHECK-NEXT:   }
# CHECK-NEXT:   Symbol {
# CHECK-NEXT:     Name: _binary_{{[_a-zA-Z0-9]*}}_x_txt_start
# 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: .data
# CHECK-NEXT:   }
# CHECK-NEXT:   Symbol {
# CHECK-NEXT:     Name: _binary_{{[_a-zA-Z0-9]*}}_x_txt_end
# CHECK-NEXT:     Value: 0x4
# CHECK-NEXT:     Size: 0
# CHECK-NEXT:     Binding: Global (0x1)
# CHECK-NEXT:     Type: None (0x0)
# CHECK-NEXT:     Other: 0
# CHECK-NEXT:     Section: .data
# CHECK-NEXT:   }
# CHECK-NEXT:   Symbol {
# CHECK-NEXT:     Name: _binary_{{[_a-zA-Z0-9]*}}_x_txt_size
# CHECK-NEXT:     Value: 0x4
# CHECK-NEXT:     Size: 0
# CHECK-NEXT:     Binding: Global (0x1)
# CHECK-NEXT:     Type: None (0x0)
# CHECK-NEXT:     Other: 0
# CHECK-NEXT:     Section: Absolute
# CHECK-NEXT:   }
# CHECK-NEXT: ]

## The alignment can be changed by --set-section-alignment.
# RUN: llvm-objcopy -I binary -O elf64-x86-64 --set-section-alignment .data=8 %t.x-txt %t2.o
# RUN: llvm-readobj --sections %t2.o | FileCheck --check-prefix=ALIGN %s

# ALIGN:      Name: .data
# ALIGN:      AddressAlignment:
# ALIGN-SAME:                   8{{$}}