derek.holloway
7502bf64a4
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164 lines
5.4 KiB
ArmAsm
164 lines
5.4 KiB
ArmAsm
# REQUIRES: loongarch
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# RUN: rm -rf %t && split-file %s %t && cd %t
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# RUN: llvm-mc -filetype=obj -triple=loongarch64 a.s -o a.64.o
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# RUN: llvm-mc -filetype=obj -triple=loongarch64 c.s -o c.64.o
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# RUN: ld.lld -shared -soname=c.64.so c.64.o -o c.64.so
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# RUN: llvm-mc -filetype=obj -triple=loongarch32 --defsym ELF32=1 a.s -o a.32.o
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# RUN: llvm-mc -filetype=obj -triple=loongarch32 --defsym ELF32=1 c.s -o c.32.o
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# RUN: ld.lld -shared -soname=c.32.so c.32.o -o c.32.so
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# RUN: ld.lld -shared -z now a.64.o c.64.o -o a.64.so
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# RUN: llvm-readobj -r -x .got a.64.so | FileCheck --check-prefix=GD64-RELA %s
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# RUN: llvm-objdump --no-show-raw-insn -h -d a.64.so | FileCheck %s --check-prefix=GD64
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# RUN: ld.lld -shared -z now a.64.o c.64.o -o rel.64.so -z rel
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# RUN: llvm-readobj -r -x .got rel.64.so | FileCheck --check-prefix=GD64-REL %s
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## Transition from TLSDESC to IE/LE.
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# RUN: ld.lld -e 0 -z now a.64.o c.64.o -o a.64.le
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# RUN: llvm-readobj -r -x .got a.64.le 2>&1 | FileCheck --check-prefix=LE64-RELA %s
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# RUN: llvm-objdump --no-show-raw-insn -d a.64.le | FileCheck --check-prefix=LE64 %s
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# RUN: ld.lld -e 0 -z now a.64.o c.64.so -o a.64.ie
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# RUN: llvm-readobj -r -x .got a.64.ie | FileCheck --check-prefix=IE64-RELA %s
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# RUN: llvm-objdump --no-show-raw-insn -d a.64.ie | FileCheck --check-prefix=IE64 %s
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## 32-bit code is mostly the same. We only test a few variants.
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# RUN: ld.lld -shared -z now a.32.o c.32.o -o rel.32.so -z rel
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# RUN: llvm-readobj -r -x .got rel.32.so | FileCheck --check-prefix=GD32-REL %s
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# GD64-RELA: .rela.dyn {
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# GD64-RELA-NEXT: 0x203F0 R_LARCH_TLS_DESC64 - 0x7FF
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# GD64-RELA-NEXT: 0x203D0 R_LARCH_TLS_DESC64 a 0x0
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# GD64-RELA-NEXT: 0x203E0 R_LARCH_TLS_DESC64 c 0x0
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# GD64-RELA-NEXT: }
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# GD64-RELA: Hex dump of section '.got':
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# GD64-RELA-NEXT: 0x000203d0 00000000 00000000 00000000 00000000 .
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# GD64-RELA-NEXT: 0x000203e0 00000000 00000000 00000000 00000000 .
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# GD64-RELA-NEXT: 0x000203f0 00000000 00000000 00000000 00000000 .
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# GD64-REL: .rel.dyn {
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# GD64-REL-NEXT: 0x203D8 R_LARCH_TLS_DESC64 -
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# GD64-REL-NEXT: 0x203B8 R_LARCH_TLS_DESC64 a
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# GD64-REL-NEXT: 0x203C8 R_LARCH_TLS_DESC64 c
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# GD64-REL-NEXT: }
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# GD64-REL: Hex dump of section '.got':
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# GD64-REL-NEXT: 0x000203b8 00000000 00000000 00000000 00000000 .
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# GD64-REL-NEXT: 0x000203c8 00000000 00000000 00000000 00000000 .
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# GD64-REL-NEXT: 0x000203d8 00000000 00000000 ff070000 00000000 .
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# GD64: .got 00000030 00000000000203d0
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## &.got[a]-. = 0x203d0 - 0x102e0 = 16444<<2
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# GD64: 102e0: pcaddi $a0, 16444
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# GD64-NEXT: ld.d $ra, $a0, 0
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# GD64-NEXT: jirl $ra, $ra, 0
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# GD64-NEXT: add.d $a1, $a0, $tp
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## &.got[b]-. = 0x203d0+32 - 0x102f0 = 16448<<2
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# GD64: 102f0: pcaddi $a0, 16448
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# GD64-NEXT: ld.d $ra, $a0, 0
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# GD64-NEXT: jirl $ra, $ra, 0
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# GD64-NEXT: add.d $a2, $a0, $tp
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## &.got[c]-. = 0x203d0+16 - 0x10300 = 16440<<2
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# GD64: 10300: pcaddi $a0, 16440
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# GD64-NEXT: ld.d $ra, $a0, 0
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# GD64-NEXT: jirl $ra, $ra, 0
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# GD64-NEXT: add.d $a3, $a0, $tp
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# LE64-RELA: could not find section '.got'
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# LE64-LABEL: <.text>:
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## st_value(a) = 8
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# LE64-NEXT: nop
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# LE64-NEXT: nop
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# LE64-NEXT: ori $a0, $zero, 8
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# LE64-NEXT: add.d $a1, $a0, $tp
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## st_value(b) = 2047
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# LE64-NEXT: nop
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# LE64-NEXT: nop
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# LE64-NEXT: ori $a0, $zero, 2047
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# LE64-NEXT: add.d $a2, $a0, $tp
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## st_value(c) = 2048
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# LE64-NEXT: nop
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# LE64-NEXT: nop
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# LE64-NEXT: ori $a0, $zero, 2048
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# LE64-NEXT: add.d $a3, $a0, $tp
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# IE64-RELA: .rela.dyn {
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# IE64-RELA-NEXT: 0x30398 R_LARCH_TLS_TPREL64 c 0x0
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# IE64-RELA-NEXT: }
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# IE64-RELA: Hex dump of section '.got':
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# IE64-RELA-NEXT: 0x00030398 00000000 00000000 .
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## a and b are optimized to use LE. c is optimized to IE.
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# IE64-LABEL: <.text>:
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# IE64-NEXT: nop
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# IE64-NEXT: nop
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# IE64-NEXT: ori $a0, $zero, 8
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# IE64-NEXT: add.d $a1, $a0, $tp
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# IE64-NEXT: nop
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# IE64-NEXT: nop
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# IE64-NEXT: ori $a0, $zero, 2047
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# IE64-NEXT: add.d $a2, $a0, $tp
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## &.got[c]-. = 0x30398 - 0x202ac: 0x10 pages, page offset 0x398
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# IE64-NEXT: nop
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# IE64-NEXT: 202ac: pcalau12i $a0, 16
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# IE64-NEXT: ld.d $a0, $a0, 920
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# IE64-NEXT: add.d $a3, $a0, $tp
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# GD32-REL: .rel.dyn {
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# GD32-REL-NEXT: 0x20264 R_LARCH_TLS_DESC32 -
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# GD32-REL-NEXT: 0x20254 R_LARCH_TLS_DESC32 a
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# GD32-REL-NEXT: 0x2025C R_LARCH_TLS_DESC32 c
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# GD32-REL-NEXT: }
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# GD32-REL: Hex dump of section '.got':
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# GD32-REL-NEXT: 0x00020254 00000000 00000000 00000000 00000000 .
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# GD32-REL-NEXT: 0x00020264 00000000 ff070000 .
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#--- a.s
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.macro add dst, src1, src2
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.ifdef ELF32
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add.w \dst, \src1, \src2
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.else
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add.d \dst, \src1, \src2
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.endif
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.endm
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.macro load dst, src1, src2
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.ifdef ELF32
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ld.w \dst, \src1, \src2
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.else
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ld.d \dst, \src1, \src2
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.endif
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.endm
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pcaddi $a0, %desc_pcrel_20(a)
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load $ra, $a0, %desc_ld(a)
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jirl $ra, $ra, %desc_call(a)
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add $a1, $a0, $tp
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pcaddi $a0, %desc_pcrel_20(b)
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load $ra, $a0, %desc_ld(b)
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jirl $ra, $ra, %desc_call(b)
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add $a2, $a0, $tp
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pcaddi $a0, %desc_pcrel_20(c)
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load $ra, $a0, %desc_ld(c)
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jirl $ra, $ra, %desc_call(c)
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add $a3, $a0, $tp
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.section .tbss,"awT",@nobits
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.globl a
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.zero 8
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a:
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.zero 2039 ## Place b at 0x7ff
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b:
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.zero 1
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#--- c.s
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.section .tbss,"awT",@nobits
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.globl c
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c: .zero 4
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