126 lines
3.9 KiB
ArmAsm
126 lines
3.9 KiB
ArmAsm
# REQUIRES: loongarch
|
|
|
|
# RUN: llvm-mc --filetype=obj --triple=loongarch32 --mattr=+relax %s -o %t.32.o
|
|
# RUN: llvm-mc --filetype=obj --triple=loongarch64 --mattr=+relax %s -o %t.64.o
|
|
# RUN: ld.lld --section-start=.text=0x10000 --section-start=.text2=0x20000 -e 0 %t.32.o -o %t.32
|
|
# RUN: ld.lld --section-start=.text=0x10000 --section-start=.text2=0x20000 -e 0 %t.64.o -o %t.64
|
|
# RUN: ld.lld --section-start=.text=0x10000 --section-start=.text2=0x20000 -e 0 %t.32.o --no-relax -o %t.32n
|
|
# RUN: ld.lld --section-start=.text=0x10000 --section-start=.text2=0x20000 -e 0 %t.64.o --no-relax -o %t.64n
|
|
# RUN: llvm-objdump -td --no-show-raw-insn %t.32 | FileCheck %s
|
|
# RUN: llvm-objdump -td --no-show-raw-insn %t.64 | FileCheck %s
|
|
# RUN: llvm-objdump -td --no-show-raw-insn %t.32n | FileCheck %s
|
|
# RUN: llvm-objdump -td --no-show-raw-insn %t.64n | FileCheck %s
|
|
|
|
## Test the R_LARCH_ALIGN without symbol index.
|
|
# RUN: llvm-mc --filetype=obj --triple=loongarch64 --mattr=+relax %s -o %t.o64.o --defsym=old=1
|
|
# RUN: ld.lld --section-start=.text=0x10000 --section-start=.text2=0x20000 -e 0 %t.o64.o -o %t.o64
|
|
# RUN: ld.lld --section-start=.text=0x10000 --section-start=.text2=0x20000 -e 0 %t.o64.o --no-relax -o %t.o64n
|
|
# RUN: llvm-objdump -td --no-show-raw-insn %t.o64 | FileCheck %s
|
|
# RUN: llvm-objdump -td --no-show-raw-insn %t.o64n | FileCheck %s
|
|
|
|
## -r keeps section contents unchanged.
|
|
# RUN: ld.lld -r %t.64.o -o %t.64.r
|
|
# RUN: llvm-objdump -dr --no-show-raw-insn %t.64.r | FileCheck %s --check-prefix=CHECKR
|
|
|
|
# CHECK-DAG: {{0*}}10000 l .text {{0*}}44 .Ltext_start
|
|
# CHECK-DAG: {{0*}}10038 l .text {{0*}}0c .L1
|
|
# CHECK-DAG: {{0*}}10040 l .text {{0*}}04 .L2
|
|
# CHECK-DAG: {{0*}}20000 l .text2 {{0*}}14 .Ltext2_start
|
|
|
|
# CHECK: <.Ltext_start>:
|
|
# CHECK-NEXT: break 1
|
|
# CHECK-NEXT: break 2
|
|
# CHECK-NEXT: nop
|
|
# CHECK-NEXT: nop
|
|
# CHECK-NEXT: break 3
|
|
# CHECK-NEXT: break 4
|
|
# CHECK-NEXT: nop
|
|
# CHECK-NEXT: nop
|
|
# CHECK-NEXT: pcalau12i $a0, 0
|
|
# CHECK-NEXT: addi.{{[dw]}} $a0, $a0, 0
|
|
# CHECK-NEXT: pcalau12i $a0, 0
|
|
# CHECK-NEXT: addi.{{[dw]}} $a0, $a0, 56
|
|
# CHECK-NEXT: pcalau12i $a0, 0
|
|
# CHECK-NEXT: addi.{{[dw]}} $a0, $a0, 64
|
|
# CHECK-EMPTY:
|
|
# CHECK-NEXT: <.L1>:
|
|
# CHECK-NEXT: nop
|
|
# CHECK-NEXT: nop
|
|
# CHECK-EMPTY:
|
|
# CHECK-NEXT: <.L2>:
|
|
# CHECK-NEXT: break 5
|
|
|
|
# CHECK: <.Ltext2_start>:
|
|
# CHECK-NEXT: pcalau12i $a0, 0
|
|
# CHECK-NEXT: addi.{{[dw]}} $a0, $a0, 0
|
|
# CHECK-NEXT: nop
|
|
# CHECK-NEXT: nop
|
|
# CHECK-NEXT: break 6
|
|
|
|
# CHECKR: <.Ltext2_start>:
|
|
# CHECKR-NEXT: pcalau12i $a0, 0
|
|
# CHECKR-NEXT: {{0*}}00: R_LARCH_PCALA_HI20 .Ltext2_start
|
|
# CHECKR-NEXT: {{0*}}00: R_LARCH_RELAX *ABS*
|
|
# CHECKR-NEXT: addi.d $a0, $a0, 0
|
|
# CHECKR-NEXT: {{0*}}04: R_LARCH_PCALA_LO12 .Ltext2_start
|
|
# CHECKR-NEXT: {{0*}}04: R_LARCH_RELAX *ABS*
|
|
# CHECKR-NEXT: nop
|
|
# CHECKR-NEXT: {{0*}}08: R_LARCH_ALIGN .Lalign_symbol+0x4
|
|
# CHECKR-NEXT: nop
|
|
# CHECKR-NEXT: nop
|
|
# CHECKR-NEXT: break 6
|
|
|
|
.macro .fake_p2align_4 max=0
|
|
.ifdef old
|
|
.if \max==0
|
|
.reloc ., R_LARCH_ALIGN, 0xc
|
|
nop; nop; nop
|
|
.endif
|
|
.else
|
|
.reloc ., R_LARCH_ALIGN, .Lalign_symbol + 0x4 + (\max << 8)
|
|
nop; nop; nop
|
|
.endif
|
|
.endm
|
|
|
|
.text
|
|
.Lalign_symbol:
|
|
.Ltext_start:
|
|
break 1
|
|
break 2
|
|
## +0x8: Emit 2 nops, delete 1 nop.
|
|
.fake_p2align_4
|
|
|
|
break 3
|
|
## +0x14: Emit 3 nops > 8 bytes, not emit.
|
|
.fake_p2align_4 8
|
|
|
|
break 4
|
|
.fake_p2align_4 8
|
|
## +0x18: Emit 2 nops <= 8 bytes.
|
|
|
|
## Compensate
|
|
.ifdef old
|
|
nop; nop
|
|
.endif
|
|
|
|
## +0x20: Test symbol value and symbol size can be handled.
|
|
la.pcrel $a0, .Ltext_start
|
|
la.pcrel $a0, .L1
|
|
la.pcrel $a0, .L2
|
|
|
|
## +0x38: Emit 2 nops, delete 1 nop.
|
|
.L1:
|
|
.fake_p2align_4
|
|
.L2:
|
|
break 5
|
|
.size .L1, . - .L1
|
|
.size .L2, . - .L2
|
|
.size .Ltext_start, . - .Ltext_start
|
|
|
|
## Test another text section.
|
|
.section .text2,"ax",@progbits
|
|
.Ltext2_start:
|
|
la.pcrel $a0, .Ltext2_start
|
|
.fake_p2align_4
|
|
break 6
|
|
.size .Ltext2_start, . - .Ltext2_start
|