forked from OSchip/llvm-project
36 lines
1.2 KiB
ArmAsm
36 lines
1.2 KiB
ArmAsm
// REQUIRES: arm, shell
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// RUN: llvm-mc --arm-add-build-attributes --triple=armv7a-linux-gnueabihf -filetype=obj %s -o %t.o
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// RUN: echo "SECTIONS { \
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// RUN: . = 0x80000000; \
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// RUN: .text : { *(.text) } \
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// RUN: .vectors 0xffff0000 : AT(0xffff0000) { *(.vectors) } \
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// RUN: } " > %t.script
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// RUN: ld.lld --script %t.script %t.o -o %t
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// RUN: llvm-readobj -x .ARM.exidx %t | FileCheck %s
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/// Adapted from Linux kernel linker script failing due to out of range
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/// relocation. The .vectors at 0xffff0000 is a common occurrence as the vector
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/// table can only be placed at either 0 or 0xffff0000 in older ARM CPUs.
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/// In the example the .vectors won't have an exception table so if LLD creates
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/// one then we'll get a relocation out of range error. Check that we don't
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/// synthesise a table entry or place a sentinel out of range.
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/// Expect only .ARM.exidx from _start and sentinel
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// CHECK: Hex dump of section '.ARM.exidx':
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// CHECK-NEXT: 0x80000000 10000000 01000000 0c000000 01000000
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// CHECK-NOT: 0x80000010
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.text
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.global _start
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.type _start, %function
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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 .vectors, "ax", %progbits
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.global vecs
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.type vecs, %function
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vecs:
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bx lr
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