derek.holloway
7502bf64a4
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126 lines
5.2 KiB
ArmAsm
126 lines
5.2 KiB
ArmAsm
# REQUIRES: loongarch
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# RUN: rm -rf %t && split-file %s %t
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## LoongArch psABI doesn't specify TLS relaxation. It can be handled the same way as gcc:
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## (a) code sequence can be converted from `pcalau12i+addi.[wd]` to `pcaddi`.
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## (b) dynamic relocations can be omitted for LD->LE relaxation.
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# RUN: llvm-mc --filetype=obj --triple=loongarch32 --position-independent -mattr=-32s %t/a.s -o %t/a.32.o
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# RUN: llvm-mc --filetype=obj --triple=loongarch32 --position-independent -mattr=+32s,+relax %t/a.s -o %t/a.32.relax.o
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# RUN: llvm-mc --filetype=obj --triple=loongarch32 -mattr=+32s %t/tga.s -o %t/tga.32.o
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# RUN: llvm-mc --filetype=obj --triple=loongarch64 --position-independent %t/a.s -o %t/a.64.o
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# RUN: llvm-mc --filetype=obj --triple=loongarch64 --position-independent -mattr=+relax %t/a.s -o %t/a.64.relax.o
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# RUN: llvm-mc --filetype=obj --triple=loongarch64 %t/tga.s -o %t/tga.64.o
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## LA32 LD
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# RUN: ld.lld -shared %t/a.32.o -o %t/ld.32.so
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# RUN: llvm-readobj -r %t/ld.32.so | FileCheck --check-prefix=LD32-REL %s
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# RUN: llvm-readelf -x .got %t/ld.32.so | FileCheck --check-prefix=LD32-GOT %s
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# RUN: llvm-objdump -d --no-show-raw-insn %t/ld.32.so | FileCheck --check-prefixes=LD32 %s
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# RUN: ld.lld -shared %t/a.32.relax.o -o %t/ld.32.relax.so
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# RUN: llvm-objdump -d --no-show-raw-insn %t/ld.32.relax.so | FileCheck --check-prefixes=LD32-RELAX %s
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## LA32 LD -> LE
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# RUN: ld.lld %t/a.32.o %t/tga.32.o -o %t/le.32
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# RUN: llvm-readelf -r %t/le.32 | FileCheck --check-prefix=NOREL %s
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# RUN: llvm-readelf -x .got %t/le.32 | FileCheck --check-prefix=LE32-GOT %s
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# RUN: llvm-objdump -d --no-show-raw-insn %t/le.32 | FileCheck --check-prefixes=LE32 %s
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# RUN: ld.lld %t/a.32.relax.o %t/tga.32.o -o %t/le.32.relax
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# RUN: llvm-readelf -x .got %t/le.32.relax | FileCheck --check-prefix=LE32-GOT-RELAX %s
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# RUN: llvm-objdump -d --no-show-raw-insn %t/le.32.relax | FileCheck --check-prefixes=LE32-RELAX %s
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## LA64 LD
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# RUN: ld.lld -shared %t/a.64.o -o %t/ld.64.so
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# RUN: llvm-readobj -r %t/ld.64.so | FileCheck --check-prefix=LD64-REL %s
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# RUN: llvm-readelf -x .got %t/ld.64.so | FileCheck --check-prefix=LD64-GOT %s
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# RUN: llvm-objdump -d --no-show-raw-insn %t/ld.64.so | FileCheck --check-prefixes=LD64 %s
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# RUN: ld.lld -shared %t/a.64.relax.o -o %t/ld.64.relax.so
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# RUN: llvm-objdump -d --no-show-raw-insn %t/ld.64.relax.so | FileCheck --check-prefixes=LD64-RELAX %s
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## LA64 LD -> LE
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# RUN: ld.lld %t/a.64.o %t/tga.64.o -o %t/le.64
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# RUN: llvm-readelf -r %t/le.64 | FileCheck --check-prefix=NOREL %s
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# RUN: llvm-readelf -x .got %t/le.64 | FileCheck --check-prefix=LE64-GOT %s
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# RUN: llvm-objdump -d --no-show-raw-insn %t/le.64 | FileCheck --check-prefixes=LE64 %s
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# RUN: ld.lld %t/a.64.relax.o %t/tga.64.o -o %t/le.64.relax
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# RUN: llvm-readelf -x .got %t/le.64.relax | FileCheck --check-prefix=LE64-GOT-RELAX %s
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# RUN: llvm-objdump -d --no-show-raw-insn %t/le.64.relax | FileCheck --check-prefixes=LE64-RELAX %s
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## a@dtprel = st_value(a) = 0 is a link-time constant.
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# LD32-REL: .rela.dyn {
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# LD32-REL-NEXT: 0x20280 R_LARCH_TLS_DTPMOD32 - 0x0
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# LD32-REL-NEXT: }
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# LD32-GOT: section '.got':
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# LD32-GOT-NEXT: 0x00020280 00000000 00000000
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# LD64-REL: .rela.dyn {
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# LD64-REL-NEXT: 0x20400 R_LARCH_TLS_DTPMOD64 - 0x0
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# LD64-REL-NEXT: }
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# LD64-GOT: section '.got':
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# LD64-GOT-NEXT: 0x00020400 00000000 00000000 00000000 00000000
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## LA32: &DTPMOD(a) - . = 0x20280 - 0x101cc: 0x10 pages, page offset 0x280
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# LD32: 101cc: pcaddu12i $a0, 16
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# LD32-NEXT: addi.w $a0, $a0, 180
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# LD32-NEXT: bl 44
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## LA64: &DTPMOD(a) - . = 0x20400 - 0x102e0: 0x10 pages, page offset 0x400
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# LD64: 102e0: pcalau12i $a0, 16
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# LD64-NEXT: addi.d $a0, $a0, 1024
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# LD64-NEXT: bl 40
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## LA32: &DTPMOD(a) - . = 0x20280 - 0x101cc = 16429<<2
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# LD32-RELAX: 101cc: pcaddi $a0, 16429
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# LD32-RELAX-NEXT: bl 48
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## LA64: &DTPMOD(a) - . = 0x20400 - 0x102e0 = 16456<<2
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# LD64-RELAX: 102e0: pcaddi $a0, 16456
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# LD64-RELAX-NEXT: bl 44
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# NOREL: no relocations
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## a is local - its DTPMOD/DTPREL slots are link-time constants.
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## a@dtpmod = 1 (main module)
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# LE32-GOT: section '.got':
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# LE32-GOT-NEXT: 0x00030120 01000000 00000000
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# LE64-GOT: section '.got':
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# LE64-GOT-NEXT: 0x000301d8 01000000 00000000 00000000 00000000
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# LE32-GOT-RELAX: section '.got':
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# LE32-GOT-RELAX-NEXT: 0x0003011c 01000000 00000000
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# LE64-GOT-RELAX: section '.got':
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# LE64-GOT-RELAX-NEXT: 0x000301d0 01000000 00000000 00000000 00000000
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## LA32: DTPMOD(.LANCHOR0) - . = 0x30120 - 0x20114: 0x10 pages, page offset 0x120
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# LE32: 20114: pcaddu12i $a0, 16
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# LE32-NEXT: addi.w $a0, $a0, 12
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# LE32-NEXT: bl 4
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## LA64: DTPMOD(.LANCHOR0) - . = 0x301d8 - 0x201c8: 0x10 pages, page offset 0x1d8
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# LE64: 201c8: pcalau12i $a0, 16
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# LE64-NEXT: addi.d $a0, $a0, 472
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# LE64-NEXT: bl 4
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## LA32: DTPMOD(.LANCHOR0) - . = 0x3011c - 0x20114 = 16386<<2
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# LE32-RELAX: 20114: pcaddi $a0, 16386
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# LE32-RELAX-NEXT: bl 4
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## LA64: DTPMOD(.LANCHOR0) - . = 0x301d0 - 0x201c8 = 16386<<2
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# LE64-RELAX: 201c8: pcaddi $a0, 16386
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# LE64-RELAX-NEXT: bl 4
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#--- a.s
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la.tls.ld $a0, .LANCHOR0
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bl %plt(__tls_get_addr)
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.section .tbss,"awT",@nobits
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.set .LANCHOR0, . + 0
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.zero 8
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#--- tga.s
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.globl __tls_get_addr
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__tls_get_addr:
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