lld/test/ELF/basic-avr.s

   1 # REQUIRES: avr
   2 # RUN: llvm-mc -filetype=obj -triple=avr-unknown-linux -mcpu=atmega328p %s -o %t.o
   3 # RUN: ld.lld %t.o -o %t.exe -Ttext=0
   4 # RUN: llvm-objdump -d %t.exe --mcpu=atmega328 | FileCheck %s --check-prefix=ASM
   5 # RUN: llvm-readelf --file-headers --sections -l --symbols %t.exe \
   6 # RUN:     | FileCheck %s --check-prefix=ELF
   7
   8 main:
   9   call  foo
  10 foo:
  11   jmp   foo
  12   rcall foo
  13   rjmp  foo
  14
  15 # ASM:      <main>:
  16 # ASM-NEXT:   0: 0e 94 02 00  call  0x4
  17 # ASM:      <foo>:
  18 # ASM-NEXT:   4: 0c 94 02 00  jmp   0x4
  19 # ASM-NEXT:   8: fd df        rcall .-6
  20 # ASM-NEXT:   a: fc cf        rjmp  .-8
  21
  22 # ELF:      ELF Header:
  23 # ELF-NEXT:   Magic:   7f 45 4c 46 01 01 01 00 00 00 00 00 00 00 00 00
  24 # ELF-NEXT:   Class:                             ELF32
  25 # ELF-NEXT:   Data:                              2's complement, little endian
  26 # ELF-NEXT:   Version:                           1 (current)
  27 # ELF-NEXT:   OS/ABI:                            UNIX - System V
  28 # ELF-NEXT:   ABI Version:                       0
  29 # ELF-NEXT:   Type:                              EXEC (Executable file)
  30 # ELF-NEXT:   Machine:                           Atmel AVR 8-bit microcontroller
  31 # ELF-NEXT:   Version:                           0x1
  32 # ELF-NEXT:   Entry point address:               0x0
  33 # ELF-NEXT:   Start of program headers:          52 (bytes into file)
  34 # ELF-NEXT:   Start of section headers:          4216 (bytes into file)
  35 # ELF-NEXT:   Flags:                             0x85, EF_AVR_ARCH_AVR5, relaxable
  36 # ELF-NEXT:   Size of this header:               52 (bytes)
  37 # ELF-NEXT:   Size of program headers:           32 (bytes)
  38 # ELF-NEXT:   Number of program headers:         4
  39 # ELF-NEXT:   Size of section headers:           40 (bytes)
  40 # ELF-NEXT:   Number of section headers:         6
  41 # ELF-NEXT:   Section header string table index: 4
  42 # ELF-NEXT: There are 6 section headers, starting at offset 0x1078:
  43
  44 # ELF:      Section Headers:
  45 # ELF-NEXT:   [Nr] Name              Type            Address  Off    Size   ES Flg Lk Inf Al
  46 # ELF-NEXT:   [ 0]                   NULL            00000000 000000 000000 00      0   0  0
  47 # ELF-NEXT:   [ 1] .text             PROGBITS        00000000 001000 00000c 00  AX  0   0  4
  48 # ELF-NEXT:   [ 2] .comment          PROGBITS        00000000 00100c 000008 01  MS  0   0  1
  49 # ELF-NEXT:   [ 3] .symtab           SYMTAB          00000000 001014 000030 10      5   3  4
  50 # ELF-NEXT:   [ 4] .shstrtab         STRTAB          00000000 001044 00002a 00      0   0  1
  51 # ELF-NEXT:   [ 5] .strtab           STRTAB          00000000 00106e 00000a 00      0   0  1
  52 # ELF-NEXT: Key to Flags:
  53 # ELF-NEXT:   W (write), A (alloc), X (execute), M (merge), S (strings), I (info),
  54 # ELF-NEXT:   L (link order), O (extra OS processing required), G (group), T (TLS),
  55 # ELF-NEXT:   C (compressed), x (unknown), o (OS specific), E (exclude),
  56 # ELF-NEXT:   R (retain), p (processor specific)
  57
  58 # ELF:      Elf file type is EXEC (Executable file)
  59 # ELF-NEXT: Entry point 0x0
  60 # ELF-NEXT: There are 4 program headers, starting at offset 52
  61
  62 # ELF:      Program Headers:
  63 # ELF-NEXT:   Type           Offset   VirtAddr   PhysAddr   FileSiz MemSiz  Flg Align
  64 # ELF-NEXT:   PHDR           0x000034 0x00010034 0x00010034 0x00080 0x00080 R   0x4
  65 # ELF-NEXT:   LOAD           0x000000 0x00010000 0x00010000 0x000b4 0x000b4 R   0x1000
  66 # ELF-NEXT:   LOAD           0x001000 0x00000000 0x00000000 0x0000c 0x0000c R E 0x1000
  67 # ELF-NEXT:   GNU_STACK      0x000000 0x00000000 0x00000000 0x00000 0x00000 RW  0x0
  68
  69 # ELF:      Section to Segment mapping:
  70 # ELF-NEXT:   Segment Sections...
  71 # ELF-NEXT:    00
  72 # ELF-NEXT:    01
  73 # ELF-NEXT:    02     .text
  74 # ELF-NEXT:    03
  75 # ELF-NEXT:    None   .comment .symtab .shstrtab .strtab
  76
  77 # ELF:      Symbol table '.symtab' contains 3 entries:
  78 # ELF-NEXT:    Num:    Value  Size Type    Bind   Vis       Ndx Name
  79 # ELF-NEXT:      0: 00000000     0 NOTYPE  LOCAL  DEFAULT   UND
  80 # ELF-NEXT:      1: 00000000     0 NOTYPE  LOCAL  DEFAULT     1 main
  81 # ELF-NEXT:      2: 00000004     0 NOTYPE  LOCAL  DEFAULT     1 foo