forked from OSchip/llvm-project
110 lines
4.3 KiB
ArmAsm
110 lines
4.3 KiB
ArmAsm
# RUN: llvm-mc -filetype=obj -triple=wasm32-unknown-unknown %s -o %t1.o
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## Check that %t1.o contains undefined symbol undef_func.
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# RUN: not wasm-ld %t1.o -o /dev/null 2>&1 | \
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# RUN: FileCheck -check-prefix=ERRUND %s
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# ERRUND: error: {{.*}}1.o: undefined symbol: undef_func
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## report-all is the default one. Check that we get the same error
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# RUN: not wasm-ld %t1.o -o /dev/null --unresolved-symbols=report-all 2>&1 | \
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# RUN: FileCheck -check-prefix=ERRUND %s
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## Error out if unknown option value was set.
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# RUN: not wasm-ld %t1.o -o /dev/null --unresolved-symbols=xxx 2>&1 | \
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# RUN: FileCheck -check-prefix=ERR1 %s
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# ERR1: unknown --unresolved-symbols value: xxx
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## Check alias.
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# RUN: not wasm-ld %t1.o -o /dev/null --unresolved-symbols xxx 2>&1 | \
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# RUN: FileCheck -check-prefix=ERR1 %s
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## Ignore all should not produce error and should not produce
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# any imports. It should create a stub function in the place of the missing
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# function symbol.
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# RUN: wasm-ld %t1.o -o %t2.wasm --unresolved-symbols=ignore-all
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# RUN: obj2yaml %t2.wasm | FileCheck -check-prefix=IGNORE %s
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# IGNORE-NOT: - Type: IMPORT
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# IGNORE-NOT: - Type: ELEM
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#
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# IGNORE: - Type: CODE
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# IGNORE-NEXT: Functions:
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# IGNORE-NEXT: - Index: 0
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# IGNORE-NEXT: Locals: []
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# IGNORE-NEXT: Body: 000B
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# IGNORE-NEXT: - Index: 1
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# IGNORE-NEXT: Locals: []
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# IGNORE-NEXT: Body: 1080808080001082808080001083808080001A1A0B
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# IGNORE-NEXT: - Index: 2
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# IGNORE-NEXT: Locals: []
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# IGNORE-NEXT: Body: 4180808080000F0B
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# IGNORE-NEXT: - Index: 3
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# IGNORE-NEXT: Locals: []
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# IGNORE-NEXT: Body: 4180808080000F0B
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#
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# IGNORE: - Type: CUSTOM
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# IGNORE-NEXT: Name: name
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# IGNORE-NEXT: FunctionNames:
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# IGNORE-NEXT: - Index: 0
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# IGNORE-NEXT: Name: undefined
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# IGNORE-NEXT: - Index: 1
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# IGNORE-NEXT: Name: _start
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# IGNORE-NEXT: - Index: 2
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# IGNORE-NEXT: Name: get_data_addr
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# IGNORE-NEXT: - Index: 3
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# IGNORE-NEXT: Name: get_func_addr
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## --import-undefined should handle unresolved funtions symbols
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# by importing them but still report errors/warning for missing data symbols.
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# `--allow-undefined` should behave like `--import-undefined` +
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# `--unresolve-symbols=ignore`
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# RUN: wasm-ld %t1.o -o %t3.wasm --import-undefined --unresolved-symbols=ignore-all
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# RUN: obj2yaml %t3.wasm | FileCheck -check-prefix=IMPORT %s
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# IMPORT: - Type: IMPORT
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# IMPORT-NEXT: Imports:
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# IMPORT-NEXT: - Module: env
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# IMPORT-NEXT: Field: undef_func
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# IMPORT-NEXT: Kind: FUNCTION
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# IMPORT-NEXT: SigIndex: 0
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# IMPORT-NEXT: - Type: FUNCTION
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## Check that --import-undefined reports unresolved data symbols.
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# RUN: not wasm-ld %t1.o -o %t3.wasm --import-undefined --unresolved-symbols=report-all 2>&1 | FileCheck -check-prefix=IMPORTUNDEFINED %s
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# IMPORTUNDEFINED-NOT: error: {{.*}}1.o: undefined symbol: undef_func
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# IMPORTUNDEFINED: error: {{.*}}1.o: undefined symbol: undef_data
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## Do not report undefines if linking relocatable.
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# RUN: wasm-ld -r %t1.o -o %t4.wasm --unresolved-symbols=report-all
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# RUN: llvm-readobj %t4.wasm > /dev/null 2>&1
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.functype undef_func () -> ()
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.functype get_data_addr () -> (i32)
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.functype get_func_addr () -> (i32)
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## import-dynamic should fail due to incompatible relocations.
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# RUN: not wasm-ld %t1.o -o %t5.wasm --unresolved-symbols=import-dynamic 2>&1 | FileCheck -check-prefix=ERRNOPIC %s
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# ERRNOPIC: relocation R_WASM_MEMORY_ADDR_SLEB cannot be used against symbol `undef_data`; recompile with -fPIC
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# ERRNOPIC: relocation R_WASM_TABLE_INDEX_SLEB cannot be used against symbol `undef_func`; recompile with -fPIC
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.globl _start
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_start:
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.functype _start () -> ()
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call undef_func
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call get_data_addr
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call get_func_addr
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drop
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drop
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end_function
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.globl get_data_addr
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get_data_addr:
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.functype get_data_addr () -> (i32)
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i32.const undef_data
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return
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end_function
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.globl get_func_addr
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get_func_addr:
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.functype get_func_addr () -> (i32)
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i32.const undef_func
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return
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end_function
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