[llvm-objdump][test] Improve elf-aarch64-mapping-symbols.test

Author: MaskRay

llvm/test/tools/llvm-objdump/ELF/AArch64/elf-aarch64-mapping-symbols.test

@@ -1,5 +1,29 @@
 # RUN: llvm-mc -filetype=obj -triple=aarch64-unknown-freebsd %s -o %t
 # RUN: llvm-objdump --no-print-imm-hex -d %t | FileCheck %s
+# RUN: llvm-objdump --no-print-imm-hex -d --show-all-symbols %t | FileCheck %s --check-prefixes=CHECK,ALL
+
+# CHECK:       Disassembly of section .mysection:
+# CHECK-EMPTY:
+# ALL-NEXT:    <$x.0>:
+# CHECK-NEXT:  <_start>:
+# CHECK-NEXT:         0:       10000021        adr     x1, 0x4
+# CHECK-EMPTY:
+# ALL-NEXT:    <$d.1>:
+# CHECK-NEXT:  <msg>:
+# CHECK-NEXT:         4:       48 65 6c 6c     .word
+# CHECK-NEXT:         8:       6f 2c 20 77     .word
+# CHECK-NEXT:         c:       6f 72 6c 64     .word
+# CHECK-NEXT:        10:       0a 00           .short  0x000a
+# CHECK-EMPTY:
+# CHECK-NEXT:  Disassembly of section .myothersection:
+# CHECK-EMPTY:
+# CHECK-NEXT:  <$x.2>:
+# CHECK-NEXT:         0:       90000001        adrp    x1, 0x0
+# CHECK-EMPTY:
+# ALL-NEXT:    <$d.3>:
+# CHECK-NEXT:  <mystr>:
+# CHECK-NEXT:         4:       62 6c 61 68     .word
+# CHECK-NEXT:         8:       9a              .byte   0x9a
 
 .section .mysection,"ax",@progbits
 .globl _start
@@ -14,18 +38,3 @@ mystr:
   .ascii "blah"
   .size mystr, 4
   .byte 0x9a
-
-# CHECK: Disassembly of section .mysection:
-# CHECK: <_start>:
-# CHECK:        0:       10000021        adr     x1, 0x4
-# CHECK: <msg>:
-# CHECK:        4:       48 65 6c 6c     .word
-# CHECK:        8:       6f 2c 20 77     .word
-# CHECK:        c:       6f 72 6c 64     .word
-# CHECK:       10:       0a 00           .short  0x000a
-# CHECK: Disassembly of section .myothersection:
-# CHECK: <$x.2>:
-# CHECK:        0:       90000001        adrp    x1, 0x0
-# CHECK: <mystr>:
-# CHECK:        4:       62 6c 61 68     .word
-# CHECK:        8:       9a              .byte   0x9a