forked from OSchip/llvm-project
133 lines
3.3 KiB
ArmAsm
133 lines
3.3 KiB
ArmAsm
// REQUIRES: arm
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// RUN: llvm-mc -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t
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// RUN: llvm-mc -filetype=obj -triple=armv7a-none-linux-gnueabi %S/Inputs/arm-exidx-cantunwind.s -o %tcantunwind
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// Check that relocatable link maintains SHF_LINK_ORDER
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// RUN: ld.lld -r %t %tcantunwind -o %t4 2>&1
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// RUN: llvm-readobj -s %t4 | FileCheck %s
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// Each assembler created .ARM.exidx section has the SHF_LINK_ORDER flag set
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// with the sh_link containing the section index of the executable section
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// containing the function it describes. To maintain this property in
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// relocatable links we pass through the .ARM.exidx section, the section it
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// it has a sh_link to, and the associated relocation sections uncombined.
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.syntax unified
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.section .text, "ax",%progbits
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.globl _start
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_start:
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.fnstart
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bx lr
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.cantunwind
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.fnend
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.section .text.f1, "ax", %progbits
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.globl f1
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f1:
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.fnstart
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bx lr
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.cantunwind
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.fnend
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.section .text.f2, "ax", %progbits
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.globl f2
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f2:
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.fnstart
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bx lr
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.cantunwind
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.fnend
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.globl f3
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f3:
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.fnstart
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bx lr
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.cantunwind
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.fnend
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// CHECK: Index: 1
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// CHECK-NEXT: Name: .text
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// CHECK: Name: .ARM.exidx
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// CHECK-NEXT: Type: SHT_ARM_EXIDX (0x70000001)
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// CHECK-NEXT: Flags [ (0x82)
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// CHECK-NEXT: SHF_ALLOC (0x2)
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// CHECK-NEXT: SHF_LINK_ORDER (0x80)
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// CHECK-NEXT: ]
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// CHECK-NEXT: Address
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// CHECK-NEXT: Offset:
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// CHECK-NEXT: Size: 24
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// CHECK-NEXT: Link: 1
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// CHECK: Index: 4
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// CHECK-NEXT: Name: .text.f1
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// CHECK: Name: .ARM.exidx.text.f1
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// CHECK-NEXT: Type: SHT_ARM_EXIDX (0x70000001)
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// CHECK-NEXT: Flags [ (0x82)
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// CHECK-NEXT: SHF_ALLOC (0x2)
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// CHECK-NEXT: SHF_LINK_ORDER (0x80)
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// CHECK-NEXT: ]
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// CHECK-NEXT: Address
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// CHECK-NEXT: Offset:
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// CHECK-NEXT: Size: 8
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// CHECK-NEXT: Link: 4
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// CHECK: Index: 7
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// CHECK-NEXT: Name: .text.f2
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// CHECK: Name: .ARM.exidx.text.f2
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// CHECK-NEXT: Type: SHT_ARM_EXIDX (0x70000001)
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// CHECK-NEXT: Flags [ (0x82)
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// CHECK-NEXT: SHF_ALLOC (0x2)
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// CHECK-NEXT: SHF_LINK_ORDER (0x80)
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// CHECK-NEXT: ]
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// CHECK-NEXT: Address
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// CHECK-NEXT: Offset:
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// CHECK-NEXT: Size: 16
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// CHECK-NEXT: Link: 7
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// CHECK: Index: 10
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// CHECK-NEXT: Name: .func1
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// CHECK: Name: .ARM.exidx.func1
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// CHECK-NEXT: Type: SHT_ARM_EXIDX (0x70000001)
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// CHECK-NEXT: Flags [ (0x82)
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// CHECK-NEXT: SHF_ALLOC (0x2)
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// CHECK-NEXT: SHF_LINK_ORDER (0x80)
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// CHECK-NEXT: ]
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// CHECK-NEXT: Address
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// CHECK-NEXT: Offset:
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// CHECK-NEXT: Size: 8
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// CHECK-NEXT: Link: 10
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// CHECK: Index: 13
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// CHECK-NEXT: Name: .func2
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// CHECK: Name: .ARM.exidx.func2
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// CHECK-NEXT: Type: SHT_ARM_EXIDX (0x70000001)
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// CHECK-NEXT: Flags [ (0x82)
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// CHECK-NEXT: SHF_ALLOC (0x2)
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// CHECK-NEXT: SHF_LINK_ORDER (0x80)
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// CHECK-NEXT: ]
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// CHECK-NEXT: Address
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// CHECK-NEXT: Offset:
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// CHECK-NEXT: Size: 8
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// CHECK-NEXT: Link: 13
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// CHECK: Index: 16
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// CHECK-NEXT: Name: .func3
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// CHECK: Name: .ARM.exidx.func3
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// CHECK-NEXT: Type: SHT_ARM_EXIDX (0x70000001)
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// CHECK-NEXT: Flags [ (0x82)
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// CHECK-NEXT: SHF_ALLOC (0x2)
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// CHECK-NEXT: SHF_LINK_ORDER (0x80)
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// CHECK-NEXT: ]
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// CHECK-NEXT: Address
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// CHECK-NEXT: Offset:
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// CHECK-NEXT: Size: 8
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// CHECK-NEXT: Link: 16
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