# REQUIRES: loongarch # RUN: rm -rf %t && split-file %s %t ## LoongArch psABI doesn't specify TLS relaxation. Though the code sequences are not ## relaxed, dynamic relocations can be omitted for GD->LE relaxation. # RUN: llvm-mc --filetype=obj --triple=loongarch32 %t/a.s -o %t/a.32.o # RUN: llvm-mc --filetype=obj --triple=loongarch32 %t/bc.s -o %t/bc.32.o # RUN: ld.lld -shared -soname=bc.so %t/bc.32.o -o %t/bc.32.so # RUN: llvm-mc --filetype=obj --triple=loongarch32 %t/tga.s -o %t/tga.32.o # RUN: llvm-mc --filetype=obj --triple=loongarch64 %t/a.s -o %t/a.64.o # RUN: llvm-mc --filetype=obj --triple=loongarch64 %t/bc.s -o %t/bc.64.o # RUN: ld.lld -shared -soname=bc.so %t/bc.64.o -o %t/bc.64.so # RUN: llvm-mc --filetype=obj --triple=loongarch64 %t/tga.s -o %t/tga.64.o ## LA32 GD # RUN: ld.lld -shared %t/a.32.o %t/bc.32.o -o %t/gd.32.so # RUN: llvm-readobj -r %t/gd.32.so | FileCheck --check-prefix=GD32-REL %s # RUN: llvm-objdump -d --no-show-raw-insn %t/gd.32.so | FileCheck --check-prefix=GD32 %s ## LA32 GD -> LE # RUN: ld.lld %t/a.32.o %t/bc.32.o %t/tga.32.o -o %t/le.32 # RUN: llvm-readelf -r %t/le.32 | FileCheck --check-prefix=NOREL %s # RUN: llvm-readelf -x .got %t/le.32 | FileCheck --check-prefix=LE32-GOT %s # RUN: ld.lld -pie %t/a.32.o %t/bc.32.o %t/tga.32.o -o %t/le-pie.32 # RUN: llvm-readelf -r %t/le-pie.32 | FileCheck --check-prefix=NOREL %s # RUN: llvm-readelf -x .got %t/le-pie.32 | FileCheck --check-prefix=LE32-GOT %s ## LA32 GD -> IE # RUN: ld.lld %t/a.32.o %t/bc.32.so %t/tga.32.o -o %t/ie.32 # RUN: llvm-readobj -r %t/ie.32 | FileCheck --check-prefix=IE32-REL %s # RUN: llvm-readelf -x .got %t/ie.32 | FileCheck --check-prefix=IE32-GOT %s ## LA64 GD # RUN: ld.lld -shared %t/a.64.o %t/bc.64.o -o %t/gd.64.so # RUN: llvm-readobj -r %t/gd.64.so | FileCheck --check-prefix=GD64-REL %s # RUN: llvm-objdump -d --no-show-raw-insn %t/gd.64.so | FileCheck --check-prefix=GD64 %s ## LA64 GD -> LE # RUN: ld.lld %t/a.64.o %t/bc.64.o %t/tga.64.o -o %t/le.64 # RUN: llvm-readelf -r %t/le.64 | FileCheck --check-prefix=NOREL %s # RUN: llvm-readelf -x .got %t/le.64 | FileCheck --check-prefix=LE64-GOT %s # RUN: ld.lld -pie %t/a.64.o %t/bc.64.o %t/tga.64.o -o %t/le-pie.64 # RUN: llvm-readelf -r %t/le-pie.64 | FileCheck --check-prefix=NOREL %s # RUN: llvm-readelf -x .got %t/le-pie.64 | FileCheck --check-prefix=LE64-GOT %s ## LA64 GD -> IE # RUN: ld.lld %t/a.64.o %t/bc.64.so %t/tga.64.o -o %t/ie.64 # RUN: llvm-readobj -r %t/ie.64 | FileCheck --check-prefix=IE64-REL %s # RUN: llvm-readelf -x .got %t/ie.64 | FileCheck --check-prefix=IE64-GOT %s # GD32-REL: .rela.dyn { # GD32-REL-NEXT: 0x20310 R_LARCH_TLS_DTPMOD32 a 0x0 # GD32-REL-NEXT: 0x20314 R_LARCH_TLS_DTPREL32 a 0x0 # GD32-REL-NEXT: 0x20318 R_LARCH_TLS_DTPMOD32 b 0x0 # GD32-REL-NEXT: 0x2031C R_LARCH_TLS_DTPREL32 b 0x0 # GD32-REL-NEXT: } ## &DTPMOD(a) - . = 0x20310 - 0x10250: 0x10 pages, page offset 0x310 # GD32: 10250: pcalau12i $a0, 16 # GD32-NEXT: addi.w $a0, $a0, 784 # GD32-NEXT: bl 56 ## &DTPMOD(b) - . = 0x20318 - 0x1025c: 0x10 pages, page offset 0x318 # GD32: 1025c: pcalau12i $a0, 16 # GD32-NEXT: addi.w $a0, $a0, 792 # GD32-NEXT: bl 44 # GD64-REL: .rela.dyn { # GD64-REL-NEXT: 0x204C0 R_LARCH_TLS_DTPMOD64 a 0x0 # GD64-REL-NEXT: 0x204C8 R_LARCH_TLS_DTPREL64 a 0x0 # GD64-REL-NEXT: 0x204D0 R_LARCH_TLS_DTPMOD64 b 0x0 # GD64-REL-NEXT: 0x204D8 R_LARCH_TLS_DTPREL64 b 0x0 # GD64-REL-NEXT: } ## &DTPMOD(a) - . = 0x204c0 - 0x10398: 0x10 pages, page offset 0x4c0 # GD64: 10398: pcalau12i $a0, 16 # GD64-NEXT: addi.d $a0, $a0, 1216 # GD64-NEXT: bl 48 ## &DTPMOD(b) - . = 0x204d0 - 0x103a4: 0x10 pages, page offset 0x4d0 # GD64: 103a4: pcalau12i $a0, 16 # GD64-NEXT: addi.d $a0, $a0, 1232 # GD64-NEXT: bl 36 # NOREL: no relocations ## .got contains pre-populated values: [a@dtpmod, a@dtprel, b@dtpmod, b@dtprel] ## a@dtprel = st_value(a) = 0x8 ## b@dtprel = st_value(b) = 0xc # LE32-GOT: section '.got': # LE32-GOT-NEXT: 0x[[#%x,A:]] 01000000 08000000 01000000 0c000000 # LE64-GOT: section '.got': # LE64-GOT-NEXT: 0x[[#%x,A:]] 01000000 00000000 08000000 00000000 # LE64-GOT-NEXT: 0x[[#%x,A:]] 01000000 00000000 0c000000 00000000 ## a is local - relaxed to LE - its DTPMOD/DTPREL slots are link-time constants. ## b is external - DTPMOD/DTPREL dynamic relocations are required. # IE32-REL: .rela.dyn { # IE32-REL-NEXT: 0x30228 R_LARCH_TLS_DTPMOD32 b 0x0 # IE32-REL-NEXT: 0x3022C R_LARCH_TLS_DTPREL32 b 0x0 # IE32-REL-NEXT: } # IE32-GOT: section '.got': # IE32-GOT-NEXT: 0x00030220 01000000 08000000 00000000 00000000 # IE64-REL: .rela.dyn { # IE64-REL-NEXT: 0x30388 R_LARCH_TLS_DTPMOD64 b 0x0 # IE64-REL-NEXT: 0x30390 R_LARCH_TLS_DTPREL64 b 0x0 # IE64-REL-NEXT: } # IE64-GOT: section '.got': # IE64-GOT-NEXT: 0x00030378 01000000 00000000 08000000 00000000 # IE64-GOT-NEXT: 0x00030388 00000000 00000000 00000000 00000000 #--- a.s la.tls.gd $a0, a bl %plt(__tls_get_addr) la.tls.gd $a0, b bl %plt(__tls_get_addr) .section .tbss,"awT",@nobits .globl a .zero 8 a: .zero 4 #--- bc.s .section .tbss,"awT",@nobits .globl b, c b: .zero 4 c: #--- tga.s .globl __tls_get_addr __tls_get_addr: