derek.holloway
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85 lines
2.8 KiB
Plaintext
85 lines
2.8 KiB
Plaintext
# REQUIRES: loongarch
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# RUN: rm -rf %t && split-file %s %t
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# RUN: yaml2obj %t/blob.yaml -o %t/blob.o
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# RUN: yaml2obj %t/v0-lp64d.yaml -o %t/v0-lp64d.o
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# RUN: llvm-mc --filetype=obj --triple=loongarch64-unknown-gnu %t/start.s -o %t/v1-lp64d.o
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# RUN: llvm-mc --filetype=obj --triple=loongarch64-unknown-gnusf %t/start.s -o %t/v1-lp64s.o
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# RUN: llvm-mc --filetype=obj --triple=loongarch64-unknown-gnu %t/bar.s -o %t/v1-b-lp64d.o
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## Check that binary input results in e_flags=0 output.
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# RUN: ld.lld -m elf64loongarch -b binary %t/blob.bin -o %t/blob.out
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# RUN: llvm-readobj -h %t/blob.out | FileCheck --check-prefix=EMPTY %s
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# EMPTY: Flags [
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# EMPTY-NEXT: ]
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## Check that interlink between e_flags=0 and normal input (that contain code)
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## is allowed.
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## Also check that the e_flags logic work as intended regardless of input file
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## order.
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# RUN: ld.lld %t/blob.o %t/v1-lp64d.o -o %t/v1-lp64d.out
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# RUN: ld.lld %t/v1-lp64s.o %t/blob.o -o %t/v1-lp64s.out
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# RUN: llvm-readobj -h %t/v1-lp64d.out | FileCheck --check-prefix=V1-LP64D %s
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# RUN: llvm-readobj -h %t/v1-lp64s.out | FileCheck --check-prefix=V1-LP64S %s
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# V1-LP64D: Flags [ (0x43)
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# V1-LP64S: Flags [ (0x41)
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## Check that interlink between different ABIs is disallowed.
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# RUN: not ld.lld %t/v1-lp64s.o %t/v1-b-lp64d.o -o /dev/null 2>&1 | FileCheck -DFILE1=%t/v1-b-lp64d.o -DFILE2=%t/v1-lp64s.o --check-prefix=INTERLINK-ERR %s
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# INTERLINK-ERR: error: [[FILE1]]: cannot link object files with different ABI from [[FILE2]]
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## Check that interlink between different object ABI versions is disallowed.
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# RUN: not ld.lld %t/v0-lp64d.o %t/v1-b-lp64d.o %t/blob.o -o /dev/null 2>&1 | FileCheck -DFILE=%t/v0-lp64d.o --check-prefix=VERSION-ERR %s
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# VERSION-ERR: error: [[FILE]]: unsupported object file ABI version
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#--- blob.bin
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BLOB
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#--- blob.yaml
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_REL
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Machine: EM_LOONGARCH
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SectionHeaderStringTable: .strtab
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Sections:
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- Name: .data
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Type: SHT_PROGBITS
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Flags: [ SHF_WRITE, SHF_ALLOC ]
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AddressAlign: 0x1
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Content: 424C4F42
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Symbols:
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- Name: blob
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Section: .data
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Binding: STB_GLOBAL
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#--- v0-lp64d.yaml
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_REL
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Machine: EM_LOONGARCH
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Flags: [ EF_LOONGARCH_ABI_DOUBLE_FLOAT ]
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SectionHeaderStringTable: .strtab
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Sections:
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- Name: .text
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Type: SHT_PROGBITS
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Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
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AddressAlign: 0x4
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Content: 0000a002
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#--- start.s
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.global _start
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_start:
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la $a0, blob
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ld.b $a0, $a0, 0
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li.w $a7, 94
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syscall 0
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#--- bar.s
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bar:
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move $a0, $zero
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ret
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