llvm-project

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# REQUIRES: aarch64
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# RUN: rm -rf %t; split-file %s %t
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# RUN: llvm-mc -filetype=obj -triple=arm64-apple-darwin %t/main.s -o %t/main.o
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# RUN: llvm-mc -filetype=obj -triple=arm64-apple-darwin %t/foobar.s -o %t/foobar.o
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# RUN: %lld -lSystem -arch arm64 -o %t/static %t/main.o %t/foobar.o
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# RUN: llvm-objdump --no-print-imm-hex --macho -d --no-show-raw-insn --syms %t/static | FileCheck %s --check-prefix=STATIC
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# RUN: %lld -lSystem -arch arm64 -dylib -o %t/libfoo.dylib %t/foobar.o
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# RUN: %lld -lSystem -arch arm64 -o %t/main %t/main.o %t/libfoo.dylib
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# RUN: llvm-objdump --no-print-imm-hex --macho -d --no-show-raw-insn --section-headers %t/main | FileCheck %s --check-prefix=DYLIB
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# STATIC-LABEL: _main:
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# STATIC-NEXT:  adrp x8, [[#]] ; 0x[[#%x,PAGE:]]
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# STATIC-NEXT:  add  x8, x8, #[[#%u,FOO_OFF:]]
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# STATIC-NEXT:  adrp x8, [[#]] ; 0x[[#PAGE]]
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# STATIC-NEXT:  add  x8, x8, #[[#%u,BAR_OFF:]]
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# STATIC-NEXT:  ret
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# STATIC-LABEL: SYMBOL TABLE:
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# STATIC-DAG:   {{0*}}[[#%x,PAGE+FOO_OFF]] g     O __DATA,__thread_vars _foo
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# STATIC-DAG:   {{0*}}[[#%x,PAGE+BAR_OFF]] g     O __DATA,__thread_vars _bar
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# DYLIB-LABEL: _main:
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# DYLIB-NEXT:  adrp x8, [[#]] ; 0x[[#%x,TLV:]]
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# DYLIB-NEXT:  ldr  x8, [x8, #8] ; literal pool symbol address: _foo
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# DYLIB-NEXT:  adrp x8, [[#]] ; 0x[[#TLV]]
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# DYLIB-NEXT:  ldr  x8, [x8] ; literal pool symbol address: _bar
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# DYLIB-NEXT:  ret
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# DYLIB-EMPTY:
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# DYLIB-NEXT:  Sections:
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# DYLIB-NEXT:  Idx   Name          Size     VMA              Type
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# DYLIB:       [[#]] __thread_ptrs 00000010 {{0*}}[[#TLV]]   DATA
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#--- main.s
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.globl _main, _foo, _bar
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.p2align 2
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_main:
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  adrp x8, _foo@TLVPPAGE
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  ldr  x8, [x8, _foo@TLVPPAGEOFF]
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  adrp x8, _bar@TLVPPAGE
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  ldr  x8, [x8, _bar@TLVPPAGEOFF]
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  ret
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#--- foobar.s
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.globl _foo, _bar
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.section  __DATA,__thread_data,thread_local_regular
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_foo$tlv$init:
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  .long 123
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_bar$tlv$init:
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  .long 123
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.section  __DATA,__thread_vars,thread_local_variables
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_foo:
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  .quad __tlv_bootstrap
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  .quad 0
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  .quad _foo$tlv$init
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_bar:
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  .quad __tlv_bootstrap
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  .quad 0
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  .quad _bar$tlv$init
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