forked from OSchip/llvm-project
55 lines
2.0 KiB
ArmAsm
55 lines
2.0 KiB
ArmAsm
# REQUIRES: x86
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## Test that SHT_GROUP sections are retained in relocatable output. The content
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## may be rewritten because group members may change their indices. Additionally,
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## group member may be combined or discarded (e.g. /DISCARD/ or --gc-sections).
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# RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %s -o %t.o
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# RUN: ld.lld -r %t.o %t.o -o %t.ro
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# RUN: llvm-readelf -g -S %t.ro | FileCheck %s
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# CHECK: Name Type Address Off Size ES Flg Lk Inf Al
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# CHECK: .group GROUP 0000000000000000 {{.*}} 000014 04 {{[1-9]}} 1 4
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# CHECK: COMDAT group section [{{.*}}] `.group' [abc] contains 4 sections:
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# CHECK-NEXT: Name
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# CHECK-NEXT: .rodata.bar
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# CHECK-NEXT: .rodata.foo
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# CHECK-NEXT: .text.bar
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# CHECK-NEXT: .text.foo
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## Rewrite SHT_GROUP content if some members are combined.
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# RUN: echo 'SECTIONS { .rodata : {*(.rodata.*)} .text : {*(.text.*)} }' > %t1.lds
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# RUN: ld.lld -r -T %t1.lds %t.o %t.o -o %t1.ro
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# RUN: llvm-readelf -g -S %t1.ro | FileCheck %s --check-prefix=SCRIPT1
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# SCRIPT1: Name Type Address Off Size ES Flg Lk Inf Al
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# SCRIPT1: .group GROUP 0000000000000000 {{.*}} 00000c 04 {{[1-9]}} 1 4
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# SCRIPT1: COMDAT group section [{{.*}}] `.group' [abc] contains 2 sections:
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# SCRIPT1-NEXT: Name
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# SCRIPT1-NEXT: .rodata
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# SCRIPT1-NEXT: .text
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# RUN: echo 'SECTIONS { /DISCARD/ : {*(.rodata.*)} }' > %t2.lds
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# RUN: ld.lld -r -T %t2.lds %t.o %t.o -o %t2.ro
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# RUN: llvm-readelf -g -S %t2.ro | FileCheck %s --check-prefix=SCRIPT2
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## Handle discarded group members.
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# SCRIPT2: [Nr] Name Type Address Off Size ES Flg Lk Inf Al
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# SCRIPT2: [ 2] .group GROUP 0000000000000000 {{.*}} 00000c 04 {{[1-9]}} 1 4
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# SCRIPT2: COMDAT group section [{{.*}}] `.group' [abc] contains 2 sections:
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# SCRIPT2-NEXT: Name
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# SCRIPT2-NEXT: .text.bar
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# SCRIPT2-NEXT: .text.foo
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.section .rodata.bar,"aG",@progbits,abc,comdat
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.byte 42
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.section .rodata.foo,"aG",@progbits,abc,comdat
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.byte 42
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.section .text.bar,"axG",@progbits,abc,comdat
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.quad 42
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.section .text.foo,"axG",@progbits,abc,comdat
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.long 42
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