| # REQUIRES: mips |
| |
| # MIPS TLS variables that are marked as local by a version script were |
| # previously writing values to the GOT that caused runtime crashes. This |
| # was happending when linking jemalloc_tsd.c in FreeBSD libc. Check that |
| # we do the right thing now: |
| |
| # RUN: llvm-mc -filetype=obj -triple=mips64-unknown-freebsd %s -o %t.o |
| # RUN: echo "{ global: foo; local: *; };" > %t.script |
| # RUN: echo "SECTIONS { \ |
| # RUN: . = 0x10000; .text : { *(.text) } \ |
| # RUN: . = 0x20000; .got : { *(.got) } \ |
| # RUN: }" > %t.script1 |
| # RUN: ld.lld --version-script %t.script -script %t.script1 -shared %t.o -o %t.so |
| # RUN: llvm-objdump --section=.got -s %t.so | FileCheck %s --check-prefix GOT |
| # RUN: llvm-readobj -r %t.so | FileCheck %s -check-prefix RELOCS |
| |
| # GOT: Contents of section .got: |
| # GOT-NEXT: 20000 00000000 00000000 80000000 00000000 |
| # GOT-NEXT: 20010 00000000 00000000 00000000 00000000 |
| # GOT-NEXT: 20020 ffffffff ffff8000 |
| |
| # RELOCS: Section ({{.+}}) .rel.dyn { |
| # RELOCS-NEXT: 0x20018 R_MIPS_TLS_DTPMOD64/R_MIPS_NONE/R_MIPS_NONE |
| # RELOCS-NEXT: } |
| |
| # Test case generated using: |
| # clang -mcpu=mips4 -target mips64-unknown-freebsd12.0 \ |
| # -fpic -O -G0 -EB -mabi=n64 -msoft-float -std=gnu99 -S %s -o %t.s |
| # from the following source: |
| # |
| # _Thread_local int x; |
| # int foo() { return x; } |
| # |
| .text |
| .globl foo |
| .p2align 3 |
| .type foo,@function |
| .ent foo |
| foo: |
| lui $1, %hi(%neg(%gp_rel(foo))) |
| daddu $1, $1, $25 |
| daddiu $gp, $1, %lo(%neg(%gp_rel(foo))) |
| ld $25, %call16(__tls_get_addr)($gp) |
| jalr $25 |
| daddiu $4, $gp, %tlsgd(x) |
| .end foo |
| |
| .type x,@object |
| .section .tbss,"awT",@nobits |
| .globl x |
| .p2align 2 |
| x: |
| .4byte 0 |
| .size x, 4 |
