1# REQUIRES: ppc 2# RUN: llvm-mc -filetype=obj -triple=powerpc %s -o %t.o 3# RUN: echo '.globl __tls_get_addr; __tls_get_addr:' | llvm-mc -filetype=obj -triple=powerpc - -o %tga.o 4 5# RUN: ld.lld -shared %t.o -o %t.so 6# RUN: llvm-readobj -r %t.so | FileCheck --check-prefix=LD-REL %s 7# RUN: llvm-objdump -d --no-show-raw-insn %t.so | FileCheck --check-prefix=LD %s 8 9# RUN: ld.lld %t.o %tga.o -o %t 10# RUN: llvm-readelf -r %t | FileCheck --check-prefix=NOREL %s 11# RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck --check-prefix=LE %s 12 13# LD-REL: .rela.dyn { 14# LD-REL-NEXT: 0x202C4 R_PPC_DTPMOD32 - 0x0 15# LD-REL-NEXT: } 16 17## .got - _GLOBAL_OFFSET_TABLE_ = 0 18# LD: addi 3, 30, 0 19# LD-NEXT: bl 0x101f8 20## a@dtprel = st_value(a)-0x8000 = 65540-0x8000 = 65536*1-32764 21## b@dtprel = st_value(a)-0x8000 = 131080-0x8000 = 65536*2-32760 22# LD-NEXT: addis 9, 3, 1 23# LD-NEXT: addis 10, 3, 2 24# LD-NEXT: addi 9, 9, -32764 25# LD-NEXT: addi 10, 10, -32760 26## small@dtprel = st_value(small)-0x8000 = 4-0x8000 = -32764 27# LD-NEXT: addi 9, 3, -32764 28 29## Check that b@got@tlsld does not allocate another GOT entry. 30## It shares In.Got->TlsIndexOff allocated when processing a@got@tlsld. 31## .got - _GLOBAL_OFFSET_TABLE_ = 0 32# LD-NEXT: addi 3, 9, 0 33# LD-NEXT: bl 0x101f8 34## b@dtprel = st_value(a)-0x8000 = 131080-0x8000 = 65536*2-32760 35# LD-NEXT: addis 29, 3, 2 36# LD-NEXT: addi 29, 29, -32760 37 38## When producing an executable, the LD code sequence can be relaxed to LE. 39## It is the same as GD->LE. 40## tpoff(_TLS_MODULE_BASE_) = 0, tpoff(a) = -8, tpoff(b) = -4 41 42# NOREL: no relocations 43 44## Set r3 to r2+4096 45# LE: addis 3, 2, 0 46# LE-NEXT: addi 3, 3, 4096 47## a@tprel = 65540-0x7000 = 65536*1-32764 48## b@tprel = 131080-0x7000 = 65536*2-32760 49# LE-NEXT: addis 9, 3, 1 50# LE-NEXT: addis 10, 3, 2 51# LE-NEXT: addi 9, 9, -32764 52# LE-NEXT: addi 10, 10, -32760 53## small@tprel = 4-0x7000 = -32764 54# LE-NEXT: addi 9, 3, -32764 55 56## Set r3 to r2+4096 57# LE-NEXT: addis 3, 2, 0 58# LE-NEXT: addi 3, 3, 4096 59## b@tprel = 131080-0x7000 = 65536*2-32760 60# LE-NEXT: addis 29, 3, 2 61# LE-NEXT: addi 29, 29, -32760 62 63addi 3, 30, a@got@tlsld 64bl __tls_get_addr(a@tlsld) 65addis 9, 3, a@dtprel@ha 66addis 10, 3, b@dtprel@ha 67addi 9, 9, a@dtprel@l 68addi 10, 10, b@dtprel@l 69addi 9, 3, small@dtprel 70 71addi 3, 9, b@got@tlsld 72bl __tls_get_addr(b@tlsld) 73addis 29, 3, b@dtprel@ha 74addi 29, 29, b@dtprel@l 75 76.section .tbss 77.zero 4 78small: 79.zero 65536 80a: 81.zero 65540 82b: 83