| # REQUIRES: ppc |
| |
| # RUN: llvm-mc -filetype=obj -triple=powerpc64le %s -o %t.o |
| # RUN: echo '.globl ifunc; .type ifunc, %gnu_indirect_function; ifunc:' | \ |
| # RUN: llvm-mc -filetype=obj -triple=powerpc64le - -o %t1.o |
| # RUN: ld.lld %t.o %t1.o -o %t |
| # RUN: llvm-readelf -S -s %t | FileCheck --check-prefix=SEC %s |
| # RUN: llvm-readelf -x .toc %t | FileCheck --check-prefix=HEX %s |
| # RUN: llvm-objdump -d %t | FileCheck --check-prefix=DIS %s |
| |
| ## ifunc is a non-preemptable STT_GNU_IFUNC. The R_PPC64_ADDR64 in .toc |
| ## creates a canonical PLT for it and changes its type to STT_FUNC. We can thus |
| ## still perform toc-indirect to toc-relative relaxation because the distance |
| ## to the address of the canonical PLT is fixed. |
| |
| # SEC: .text PROGBITS 00000000100101e0 |
| # SEC: .plt NOBITS 0000000010030200 |
| # SEC: 00000000100101e8 0 FUNC GLOBAL DEFAULT 3 ifunc |
| |
| ## .toc[0] stores the address of the canonical PLT. |
| # HEX: section '.toc': |
| # HEX-NEXT: 0x100201f8 e8010110 00000000 |
| |
| # REL: .rela.dyn { |
| # REL-NEXT: 0x100301f8 R_PPC64_IRELATIVE - 0x100101e8 |
| # REL-NEXT: } |
| |
| # DIS: addi 3, 3, |
| |
| addis 3, 2, .toc@toc@ha |
| ld 3, .toc@toc@l(3) |
| |
| .section .toc,"aw",@progbits |
| .quad ifunc |
