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82 lines
2.6 KiB
ArmAsm
82 lines
2.6 KiB
ArmAsm
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@ RUN: llvm-mc %s -triple=armv7-unknown-linux-gnueabi -filetype=obj -o - \
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@ RUN: | llvm-readobj -s -sd -sr -r -t | FileCheck %s
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@ Check whether the section is switched back or not.
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@ The assembler should emit the machine code of "func2" in .text section.
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@ It is incorrect if the machine code is emitted in .ARM.exidx or .ARM.extab.
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@ Besides, there should be two entries in .ARM.exidx section.
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.syntax unified
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.text
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.globl func1
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.align 2
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.type func1,%function
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.fnstart
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func1:
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bx lr
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.fnend
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.globl func2
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.align 2
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.type func2,%function
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.fnstart
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func2:
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bx lr
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.fnend
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@-------------------------------------------------------------------------------
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@ Check the .text section. There should be two "bx lr" instructions.
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@-------------------------------------------------------------------------------
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@ CHECK: Sections [
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@ CHECK: Section {
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@ CHECK: Name: .text
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@ CHECK: SectionData (
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@ CHECK: 0000: 1EFF2FE1 1EFF2FE1 |../.../.|
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@ CHECK: )
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@ CHECK: }
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@-------------------------------------------------------------------------------
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@ Check the .ARM.exidx section.
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@ There should be two entries (two words per entry.)
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@-------------------------------------------------------------------------------
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@ CHECK: Section {
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@ CHECK: Name: .ARM.exidx
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@-------------------------------------------------------------------------------
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@ The first word of each entry should be relocated to .text section.
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@-------------------------------------------------------------------------------
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@ CHECK: Relocations [
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@ CHECK: 0x0 R_ARM_PREL31 .text 0x0
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@ CHECK: 0x0 R_ARM_NONE __aeabi_unwind_cpp_pr0 0x0
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@ CHECK: 0x8 R_ARM_PREL31 .text 0x0
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@ CHECK: ]
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@ CHECK: SectionData (
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@-------------------------------------------------------------------------------
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@ The first word should be the offset to .text. The second word should be
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@ 0xB0B0B080, which means compact model 0 is used (0x80) and the rest of the
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@ word is filled with FINISH opcode (0xB0).
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@-------------------------------------------------------------------------------
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@ CHECK: 0000: 00000000 B0B0B080 04000000 B0B0B080 |................|
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@ CHECK: )
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@ CHECK: }
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@ CHECK: ]
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@-------------------------------------------------------------------------------
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@ Check the symbols "func1" and "func2". They should belong to .text section.
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@-------------------------------------------------------------------------------
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@ CHECK: Symbols [
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@ CHECK: Symbol {
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@ CHECK: Name: func1
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@ CHECK: Section: .text (0x1)
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@ CHECK: }
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@ CHECK: Symbol {
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@ CHECK: Name: func2
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@ CHECK: Section: .text (0x1)
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@ CHECK: }
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@ CHECK: ]
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