bolt/test/RISCV/internal-func-reloc.s

   1 /// Check that functions with internal relocations are considered "simple" and
   2 /// get transformed by BOLT. The tests rely on the "remove-nops" optimization:
   3 /// if nops got removed from the function, it got transformed by BOLT.
   4
   5 // RUN: llvm-mc -triple riscv64 -filetype=obj -o %t.o %s
   6 // RUN: ld.lld --emit-relocs -o %t %t.o
   7 // RUN: llvm-bolt -o %t.bolt %t
   8 // RUN: llvm-objdump -d %t.bolt | FileCheck %s
   9
  10   .text
  11   .globl _start
  12   .p2align 2
  13 // CHECK: <_start>:
  14 // CHECK-NEXT: j 0x{{.*}} <_start>
  15 _start:
  16   nop
  17 1:
  18   j 1b
  19   .size _start, .-_start
  20
  21   .globl f
  22   .p2align 2
  23 // CHECK: <f>:
  24 // CHECK-NEXT: auipc a0, [[#]]
  25 // CHECK-NEXT: addi a0, a0, [[#]]
  26 f:
  27   nop
  28 1:
  29   /// Same as "la a0, g" but more explicit
  30   auipc a0, %pcrel_hi(g)
  31   addi  a0, a0, %pcrel_lo(1b)
  32   ret
  33   .size f, .-f
  34
  35   .globl g
  36   .p2align 2
  37 g:
  38   ret
  39   .size g, .-g