llvm-mirror/thumb-cb-thumbfunc.s at 11aa71a71de8d0a3264087484e30d91498e5b4ec - llvm-mirror - Git.je (Gitea)

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Igor Kudrin ddd200c2a0 [ARMInstPrinter] Print the target address of a branch instruction

This follows other patches that changed printing immediate values of
branch instructions to target addresses, see D76580 (x86), D76591 (PPC),
D77853 (AArch64).

As observing immediate values might sometimes be useful, they are
printed as comments for branch instructions.

// llvm-objdump -d output (before)
000200b4 <_start>:
   200b4: ff ff ff fa   blx     #-4 <thumb>
000200b8 <thumb>:
   200b8: ff f7 fc ef   blx     #-8 <_start>

// llvm-objdump -d output (after)
000200b4 <_start>:
   200b4: ff ff ff fa   blx     0x200b8 <thumb>         @ imm = #-4
000200b8 <thumb>:
   200b8: ff f7 fc ef   blx     0x200b4 <_start>        @ imm = #-8

// GNU objdump -d.
000200b4 <_start>:
   200b4:       faffffff        blx     200b8 <thumb>
000200b8 <thumb>:
   200b8:       f7ff effc       blx     200b4 <_start>

Differential Revision: https://reviews.llvm.org/D104701

2021-06-30 16:35:28 +07:00

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 @ RUN: llvm-mc -triple thumbv7-apple-macho -filetype=obj -o %t %s
 @ RUN: llvm-objdump -d --triple=thumbv7 %t | FileCheck %s
 @ CHECK: cbnz r0, 0x4 <label4> @ imm = #0
   .thumb_func label4
   cbnz r0, label4
   .space 2
 label4: