derek.holloway
7502bf64a4
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129 lines
4.3 KiB
ArmAsm
129 lines
4.3 KiB
ArmAsm
# REQUIRES: aarch64
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# RUN: rm -rf %t && split-file %s %t && cd %t
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# RUN: llvm-mc -filetype=obj -triple=aarch64 1.s -o 1.o
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# RUN: ld.lld 1.o --shared -o 1.so
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# RUN: llvm-readelf -d -s 1.so | FileCheck --check-prefix=CHECK1 %s
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# CHECK1: Symbol table '.dynsym'
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# CHECK1: 0 NOTYPE GLOBAL DEFAULT [VARIANT_PCS] [[#]] func_global_def
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# CHECK1: Symbol table '.symtab'
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# CHECK1: 0 NOTYPE GLOBAL DEFAULT [VARIANT_PCS] [[#]] func_global_def
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# RUN: llvm-mc -filetype=obj -triple=aarch64 2.s -o 2.o
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# RUN: ld.lld 2.o --shared -o 2.so
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# RUN: llvm-readelf -d -s 2.so | FileCheck --check-prefix=CHECK2 %s
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# CHECK2: 0x0000000070000005 (AARCH64_VARIANT_PCS) 0
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# CHECK2: Symbol table '.dynsym'
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# CHECK2: 0 NOTYPE GLOBAL DEFAULT [VARIANT_PCS] [[#]] func_global_def
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# CHECK2: Symbol table '.symtab'
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# CHECK2: 0 NOTYPE GLOBAL DEFAULT [VARIANT_PCS] [[#]] func_global_def
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# RUN: llvm-mc -filetype=obj -triple=aarch64 3.s -o 3.o
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# RUN: ld.lld 3.o --shared -o 3.so
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# RUN: llvm-readelf -d -s 3.so | FileCheck --check-prefix=CHECK3 %s
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# CHECK3: 0x0000000070000005 (AARCH64_VARIANT_PCS) 0
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# CHECK3: Symbol table '.dynsym'
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# CHECK3: 0 IFUNC GLOBAL DEFAULT [VARIANT_PCS] UND ifunc_global_def
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# CHECK3: 0 NOTYPE GLOBAL DEFAULT [[#]] func_global_def
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# RUN: llvm-mc -filetype=obj -triple=aarch64 4.s -o 4.o
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# RUN: ld.lld 4.o --shared -o 4.so
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# RUN: llvm-readelf -d -s 4.so | FileCheck --check-prefix=CHECK4 %s
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# CHECK4-NOT: 0x0000000070000005 (AARCH64_VARIANT_PCS) 0
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# CHECK4: Symbol table '.dynsym'
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# CHECK4: 0 IFUNC GLOBAL DEFAULT [VARIANT_PCS] [[#]] ifunc_global_def
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# RUN: llvm-mc -filetype=obj -triple=aarch64 5.s -o 5.o
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# RUN: ld.lld 5.o --shared -o 5.so
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# RUN: llvm-readelf -d -s 5.so | FileCheck --check-prefix=CHECK5 %s
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# CHECK5: Symbol table '.dynsym' contains 4 entries:
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# CHECK5: 0 NOTYPE GLOBAL DEFAULT [VARIANT_PCS] UND func_global_undef
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# CHECK5-NEXT: 0 NOTYPE GLOBAL DEFAULT [VARIANT_PCS] [[#]] func_global_def
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# CHECK5-NEXT: 0 IFUNC GLOBAL DEFAULT [VARIANT_PCS] [[#]] ifunc_global_def
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# CHECK5: Symbol table '.symtab' contains 10 entries:
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# CHECK5: 0 NOTYPE LOCAL DEFAULT [VARIANT_PCS] [[#]] func_local
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# CHECK5-NEXT: 0 IFUNC LOCAL DEFAULT [VARIANT_PCS] [[#]] ifunc_local
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# CHECK5: 0 NOTYPE LOCAL HIDDEN [VARIANT_PCS] [[#]] func_global_hidden
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# CHECK5-NEXT: 0 IFUNC LOCAL HIDDEN [VARIANT_PCS] [[#]] ifunc_global_hidden
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# CHECK5: 0 NOTYPE GLOBAL DEFAULT [VARIANT_PCS] [[#]] func_global_def
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# CHECK5-NEXT: 0 NOTYPE GLOBAL DEFAULT [VARIANT_PCS] UND func_global_undef
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# CHECK5-NEXT: 0 IFUNC GLOBAL DEFAULT [VARIANT_PCS] [[#]] ifunc_global_def
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#--- 1.s
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## An object with a variant_pcs symbol but without a R_AARCH64_JMP_SLOT
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## should not generate a DT_AARCH64_VARIANT_PCS.
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.text
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.global func_global_def
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.variant_pcs func_global_def
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func_global_def:
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ret
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#--- 2.s
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## An object with a variant_pcs symbol and with a R_AARCH64_JMP_SLOT
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## should generate a DT_AARCH64_VARIANT_PCS.
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.text
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.global func_global_def
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.variant_pcs func_global_def
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func_global_def:
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bl func_global_def
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#--- 3.s
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## Same as before, but targeting a GNU IFUNC.
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.text
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.global ifunc_global_def
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.global func_global_def
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.variant_pcs ifunc_global_def
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.type ifunc_global_def, %gnu_indirect_function
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func_global_def:
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bl ifunc_global_def
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#--- 4.s
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## An object with a variant_pcs symbol and with a R_AARCH64_IRELATIVE
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## should not generate a DT_AARCH64_VARIANT_PCS.
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.text
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.global ifunc_global_def
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.global func_global_def
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.variant_pcs ifunc_global_def
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.type ifunc_global_def, %gnu_indirect_function
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ifunc_global_def:
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bl func_global_def
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#--- 5.s
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## Check if STO_AARCH64_VARIANT_PCS is kept on symbol st_other for both undef,
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## local, and hidden visibility.
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.text
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.global func_global_def, func_global_undef, func_global_hidden
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.global ifunc_global_def, ifunc_global_hidden
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.local func_local
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.hidden func_global_hidden, ifunc_global_hidden
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.type ifunc_global_def, %gnu_indirect_function
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.type ifunc_global_hidden, %gnu_indirect_function
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.type ifunc_local, %gnu_indirect_function
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.variant_pcs func_global_def
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.variant_pcs func_global_undef
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.variant_pcs func_global_hidden
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.variant_pcs func_local
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.variant_pcs ifunc_global_def
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.variant_pcs ifunc_global_hidden
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.variant_pcs ifunc_local
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func_global_def:
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func_global_hidden:
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func_local:
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ifunc_global_def:
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ifunc_global_hidden:
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ifunc_local:
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ret
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