114 lines
2.8 KiB
ArmAsm
114 lines
2.8 KiB
ArmAsm
# REQUIRES: systemz
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# RUN: llvm-mc -filetype=obj -triple=s390x-unknown-linux %s -o %t.o
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# RUN: ld.lld -shared %t.o -o %t.so
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# RUN: llvm-readelf -r %t.so | FileCheck --check-prefix=LD-REL %s
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# RUN: llvm-objdump -d --no-show-raw-insn %t.so | FileCheck --check-prefix=LD %s
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# RUN: llvm-objdump --section .data.rel.ro --full-contents %t.so | FileCheck --check-prefix=LD-DATA %s
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# RUN: ld.lld %t.o -o %t
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# RUN: llvm-readelf -r %t | FileCheck --check-prefix=NOREL %s
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# RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck --check-prefix=LE %s
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# RUN: llvm-objdump --section .data.rel.ro --full-contents %t | FileCheck --check-prefix=LE-DATA %s
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# LD-REL: Relocation section '.rela.dyn' at offset {{.*}} contains 1 entries:
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# LD-REL: 00000000000024f8 0000000000000036 R_390_TLS_DTPMOD 0
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## _GLOBAL_OFFSET_TABLE is at 0x24e0
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# LD: larl %r12, 0x24e0
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## GOT offset of the LDM TLS module ID is at 0x23e0
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# LD-NEXT: lgrl %r2, 0x23e0
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# LD-NEXT: brasl %r14, 0x13c0
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# LD-NEXT: la %r2, 0(%r2,%r7)
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## DTP offset for a is at 0x23e8
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# LD-NEXT: lgrl %r1, 0x23e8
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# LD-NEXT: lgf %r1, 0(%r1,%r2)
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## DTP offset for b is at 0x23f0
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# LD-NEXT: lgrl %r1, 0x23f0
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# LD-NEXT: lgf %r1, 0(%r1,%r2)
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## DTP offset for c is at 0x23f8
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# LD-NEXT: lgrl %r1, 0x23f8
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# LD-NEXT: lgf %r1, 0(%r1,%r2)
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## Constant pool holding GOT offsets of TLS module ID and DTP offsets:
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# TLS module ID: 0x24f8 / 0x18
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# a: 8
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# b: 12
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# c: 16
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# LD-DATA: 23e0 00000000 00000018 00000000 00000008
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# LD-DATA: 23f0 00000000 0000000c 00000000 00000010
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# NOREL: no relocations
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## _GLOBAL_OFFSET_TABLE is at 0x1002230
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# LE: larl %r12, 0x1002230
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## GOT offset of the LDM TLS module ID is at 0x1002210
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# LE-NEXT: lgrl %r2, 0x1002210
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# LE-NEXT: brcl 0,
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# LE-NEXT: la %r2, 0(%r2,%r7)
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## TP offset for a is at 0x1002218
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# LE-NEXT: lgrl %r1, 0x1002218
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# LE-NEXT: lgf %r1, 0(%r1,%r2)
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## TP offset for b is at 0x1002220
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# LE-NEXT: lgrl %r1, 0x1002220
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# LE-NEXT: lgf %r1, 0(%r1,%r2)
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## TP offset for c is at 0x1002228
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# LE-NEXT: lgrl %r1, 0x1002228
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# LE-NEXT: lgf %r1, 0(%r1,%r2)
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## zeroed LDM / TP offsets:
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# LDM TLS: 0
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# a: -8
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# b: -4
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# c: 0
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# LE-DATA: 1002210 00000000 00000000 ffffffff fffffff8
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# LE-DATA: 1002220 ffffffff fffffffc 00000000 00000000
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ear %r7,%a0
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sllg %r7,%r1,32
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ear %r7,%a1
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larl %r12,_GLOBAL_OFFSET_TABLE_
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lgrl %r2,.LC0
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brasl %r14,__tls_get_offset@PLT:tls_ldcall:a
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la %r2,0(%r2,%r7)
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lgrl %r1, .LC1
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lgf %r1,0(%r1,%r2)
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lgrl %r1, .LC2
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lgf %r1,0(%r1,%r2)
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lgrl %r1, .LC3
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lgf %r1,0(%r1,%r2)
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.section .data.rel.ro,"aw"
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.align 8
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.LC0:
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.quad a@TLSLDM
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.LC1:
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.quad a@DTPOFF
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.LC2:
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.quad b@DTPOFF
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.LC3:
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.quad c@DTPOFF
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.section .tbss
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.globl a
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.globl b
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.globl c
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.zero 8
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a:
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.zero 4
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b:
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.zero 4
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c:
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