1# REQUIRES: riscv 2# RUN: echo '.tbss; .globl b, c; b: .zero 4; c:' > %t.s 3# RUN: echo '.globl __tls_get_addr; __tls_get_addr:' > %tga.s 4 5## RISC-V psABI doesn't specify TLS relaxation. Though the code sequences are not 6## relaxed, dynamic relocations can be omitted for GD->LE relaxation. 7 8# RUN: llvm-mc -filetype=obj -triple=riscv32 %s -o %t.32.o 9# RUN: llvm-mc -filetype=obj -triple=riscv32 %t.s -o %t1.32.o 10# RUN: ld.lld -shared -soname=t1.so %t1.32.o -o %t1.32.so 11# RUN: llvm-mc -filetype=obj -triple=riscv32 %tga.s -o %tga.32.o 12## rv32 GD 13# RUN: ld.lld -shared %t.32.o %t1.32.o -o %t.32.so 14# RUN: llvm-readobj -r %t.32.so | FileCheck --check-prefix=GD32-REL %s 15# RUN: llvm-objdump -d --no-show-raw-insn %t.32.so | FileCheck --check-prefix=GD32 %s 16## rv32 GD -> LE 17# RUN: ld.lld %t.32.o %t1.32.o %tga.32.o -o %t.32 18# RUN: llvm-readelf -r %t.32 | FileCheck --check-prefix=NOREL %s 19# RUN: llvm-readelf -x .got %t.32 | FileCheck --check-prefix=LE32-GOT %s 20# RUN: ld.lld -pie %t.32.o %t1.32.o %tga.32.o -o %t.32 21# RUN: llvm-readelf -r %t.32 | FileCheck --check-prefix=NOREL %s 22# RUN: llvm-readelf -x .got %t.32 | FileCheck --check-prefix=LE32-GOT %s 23## rv32 GD -> IE 24# RUN: ld.lld %t.32.o %t1.32.so %tga.32.o -o %t.32 25# RUN: llvm-readobj -r %t.32 | FileCheck --check-prefix=IE32-REL %s 26# RUN: llvm-readelf -x .got %t.32 | FileCheck --check-prefix=IE32-GOT %s 27 28# RUN: llvm-mc -filetype=obj -triple=riscv64 %s -o %t.64.o 29# RUN: llvm-mc -filetype=obj -triple=riscv64 %t.s -o %t1.64.o 30# RUN: ld.lld -shared -soname=t1.so %t1.64.o -o %t1.64.so 31# RUN: llvm-mc -filetype=obj -triple=riscv64 %tga.s -o %tga.64.o 32## rv64 GD 33# RUN: ld.lld -shared %t.64.o %t1.64.o -o %t.64.so 34# RUN: llvm-readobj -r %t.64.so | FileCheck --check-prefix=GD64-REL %s 35# RUN: llvm-objdump -d --no-show-raw-insn %t.64.so | FileCheck --check-prefix=GD64 %s 36## rv64 GD -> LE 37# RUN: ld.lld %t.64.o %t1.64.o %tga.64.o -o %t.64 38# RUN: llvm-readelf -r %t.64 | FileCheck --check-prefix=NOREL %s 39# RUN: llvm-readelf -x .got %t.64 | FileCheck --check-prefix=LE64-GOT %s 40# RUN: ld.lld -pie %t.64.o %t1.64.o %tga.64.o -o %t.64 41# RUN: llvm-readelf -r %t.64 | FileCheck --check-prefix=NOREL %s 42# RUN: llvm-readelf -x .got %t.64 | FileCheck --check-prefix=LE64-GOT %s 43## rv64 GD -> IE 44# RUN: ld.lld %t.64.o %t1.64.so %tga.64.o -o %t.64 45# RUN: llvm-readobj -r %t.64 | FileCheck --check-prefix=IE64-REL %s 46# RUN: llvm-readelf -x .got %t.64 | FileCheck --check-prefix=IE64-GOT %s 47 48# GD32-REL: .rela.dyn { 49# GD32-REL-NEXT: 0x2314 R_RISCV_TLS_DTPMOD32 a 0x0 50# GD32-REL-NEXT: 0x2318 R_RISCV_TLS_DTPREL32 a 0x0 51# GD32-REL-NEXT: 0x231C R_RISCV_TLS_DTPMOD32 b 0x0 52# GD32-REL-NEXT: 0x2320 R_RISCV_TLS_DTPREL32 b 0x0 53# GD32-REL-NEXT: } 54 55## &DTPMOD(a) - . = 0x2314 - 0x1250 = 4096*1+196 56# GD32: 1250: auipc a0, 0x1 57# GD32-NEXT: addi a0, a0, 0xc4 58# GD32-NEXT: auipc ra, 0x0 59# GD32-NEXT: jalr 0x38(ra) 60 61## &DTPMOD(b) - . = 0x231C - 0x1260 = 4096*1+188 62# GD32: 1260: auipc a0, 0x1 63# GD32-NEXT: addi a0, a0, 0xbc 64# GD32-NEXT: auipc ra, 0x0 65# GD32-NEXT: jalr 0x28(ra) 66 67# GD64-REL: .rela.dyn { 68# GD64-REL-NEXT: 0x24D8 R_RISCV_TLS_DTPMOD64 a 0x0 69# GD64-REL-NEXT: 0x24E0 R_RISCV_TLS_DTPREL64 a 0x0 70# GD64-REL-NEXT: 0x24E8 R_RISCV_TLS_DTPMOD64 b 0x0 71# GD64-REL-NEXT: 0x24F0 R_RISCV_TLS_DTPREL64 b 0x0 72# GD64-REL-NEXT: } 73 74## &DTPMOD(a) - . = 0x24d8 - 0x1398 = 4096*1+320 75# GD64: 1398: auipc a0, 0x1 76# GD64-NEXT: addi a0, a0, 0x140 77# GD64-NEXT: auipc ra, 0x0 78# GD64-NEXT: jalr 0x40(ra) 79 80## &DTPMOD(b) - . = 0x24e8 - 0x13a8 = 4096*1+320 81# GD64: 13a8: auipc a0, 0x1 82# GD64-NEXT: addi a0, a0, 0x140 83# GD64-NEXT: auipc ra, 0x0 84# GD64-NEXT: jalr 0x30(ra) 85 86# NOREL: no relocations 87 88## .got contains pre-populated values: [a@dtpmod, a@dtprel, b@dtpmod, b@dtprel] 89## a@dtprel = st_value(a)-0x800 = 0xfffff808 90## b@dtprel = st_value(b)-0x800 = 0xfffff80c 91# LE32-GOT: section '.got': 92# LE32-GOT-NEXT: 0x[[#%x,A:]] [[#%x,GOT:]] 01000000 08f8ffff 01000000 93# LE32-GOT-NEXT: 0x[[#%x,A:]] 0cf8ffff 94# LE64-GOT: section '.got': 95# LE64-GOT-NEXT: 0x[[#%x,A:]] [[#%x,GOT:]] [[#%x,GOT:]] 01000000 00000000 96# LE64-GOT-NEXT: 0x[[#%x,A:]] 08f8ffff ffffffff 01000000 00000000 97# LE64-GOT-NEXT: 0x[[#%x,A:]] 0cf8ffff ffffffff 98 99## a is local - relaxed to LE - its DTPMOD/DTPREL slots are link-time constants. 100## b is external - DTPMOD/DTPREL dynamic relocations are required. 101# IE32-REL: .rela.dyn { 102# IE32-REL-NEXT: 0x12234 R_RISCV_TLS_DTPMOD32 b 0x0 103# IE32-REL-NEXT: 0x12238 R_RISCV_TLS_DTPREL32 b 0x0 104# IE32-REL-NEXT: } 105# IE32-GOT: section '.got': 106# IE32-GOT-NEXT: 0x00012228 c8210100 01000000 08f8ffff 00000000 107# IE32-GOT-NEXT: 0x00012238 00000000 108 109# IE64-REL: .rela.dyn { 110# IE64-REL-NEXT: 0x12398 R_RISCV_TLS_DTPMOD64 b 0x0 111# IE64-REL-NEXT: 0x123A0 R_RISCV_TLS_DTPREL64 b 0x0 112# IE64-REL-NEXT: } 113# IE64-GOT: section '.got': 114# IE64-GOT-NEXT: 0x00012380 c0220100 00000000 01000000 00000000 115# IE64-GOT-NEXT: 0x00012390 08f8ffff ffffffff 00000000 00000000 116# IE64-GOT-NEXT: 0x000123a0 00000000 00000000 117 118la.tls.gd a0,a 119call __tls_get_addr@plt 120 121la.tls.gd a0,b 122call __tls_get_addr@plt 123 124.section .tbss 125.globl a 126.zero 8 127a: 128.zero 4 129