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37 lines
874 B
ArmAsm
37 lines
874 B
ArmAsm
@ RUN: llvm-mc -triple thumbv7-apple-ios -filetype=obj %s -o %t
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@ RUN: llvm-objdump -macho -d %t | FileCheck %s
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@ Size: 2 bytes
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.thumb_func _f1
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.thumb
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.globl _f1
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_f1:
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bx lr
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@ A properly aligned ARM function
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.globl _aligned
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.p2align 2
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.arm
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_aligned:
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bx lr
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@ Align this Thumb function so we can predict the outcome of
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@ "Align(PC, 4)" during blx operation.
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.thumb_func _test
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.thumb
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.p2align 2
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.globl _test
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_test:
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blx _elsewhere
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blx _aligned @ PC=0 (mod 4)
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blx _aligned @ PC=0 (mod 4)
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movs r0, r0
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blx _aligned @ PC=2 (mod 4)
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blx _f1
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@ CHECK: blx _elsewhere
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@ CHECK: ff f7 fa ef blx _aligned
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@ CHECK: ff f7 f8 ef blx _aligned
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@ CHECK: ff f7 f6 ef blx _aligned
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@ CHECK: ff f7 f2 ef blx _f1
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