forked from OSchip/llvm-project
71 lines
1.9 KiB
ArmAsm
71 lines
1.9 KiB
ArmAsm
# REQUIRES: aarch64
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# RUN: llvm-mc -filetype=obj -triple=arm64-apple-darwin %s -o %t.o
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# RUN: %lld -dylib -arch arm64 -lSystem -o %t %t.o
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# RUN: llvm-objdump --syms %t > %t.objdump
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# RUN: llvm-objdump --macho -d --section=__const %t >> %t.objdump
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# RUN: FileCheck %s < %t.objdump
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# CHECK-LABEL: SYMBOL TABLE:
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# CHECK-DAG: [[#%x,PTR_1:]] l O __DATA_CONST,__const _ptr_1
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# CHECK-DAG: [[#%x,PTR_2:]] l O __DATA_CONST,__const _ptr_2
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# CHECK-DAG: [[#%x,BAR:]] g F __TEXT,__text _bar
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# CHECK-DAG: [[#%x,BAZ:]] g O __DATA,__data _baz
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# CHECK-LABEL: _foo:
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## BRANCH26 relocations are 4-byte aligned, so 123 is truncated to 120
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# CHECK-NEXT: bl 0x[[#BAR+120]]
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## PAGE21 relocations are aligned to 4096 bytes
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# CHECK-NEXT: adrp x2, [[#]] ; 0x[[#BAZ+4096-128]]
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# CHECK-NEXT: ldr x2, [x2, #128]
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# CHECK-NEXT: adrp x3, 8 ; 0x8000
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# CHECK-NEXT: ldr q0, [x3, #144]
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# CHECK-NEXT: ret
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# CHECK-LABEL: Contents of (__DATA_CONST,__const) section
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# CHECK: [[#PTR_1]] {{0*}}[[#BAZ]] 00000000 00000000 00000000
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# CHECK: [[#PTR_2]] {{0*}}[[#BAZ+123]] 00000000 00000000 00000000
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.text
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.globl _foo, _bar, _baz, _quux
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.p2align 2
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_foo:
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## Generates ARM64_RELOC_BRANCH26 and ARM64_RELOC_ADDEND
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bl _bar + 123
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## Generates ARM64_RELOC_PAGE21 and ADDEND
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adrp x2, _baz@PAGE + 4097
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## Generates ARM64_RELOC_PAGEOFF12
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ldr x2, [x2, _baz@PAGEOFF]
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## Generates ARM64_RELOC_PAGE21
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adrp x3, _quux@PAGE
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## Generates ARM64_RELOC_PAGEOFF12 with internal slide 4
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ldr q0, [x3, _quux@PAGEOFF]
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ret
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.p2align 2
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_bar:
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ret
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.data
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.space 128
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_baz:
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.space 1
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.p2align 4
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_quux:
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.quad 0
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.quad 80
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.section __DATA_CONST,__const
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## These generate ARM64_RELOC_UNSIGNED symbol relocations. llvm-mc seems to
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## generate UNSIGNED section relocations only for compact unwind sections, so
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## those relocations are being tested in compact-unwind.s.
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_ptr_1:
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.quad _baz
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.space 8
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_ptr_2:
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.quad _baz + 123
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.space 8
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.subsections_via_symbols
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