llvm-6502/nop-armv4-padding.s at f2a1c83c86ceefb9a241aa728d1d1239a64b894e - llvm-6502 - Applefritter: Git

6502/llvm-6502

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David Sehr f2a1c83c86 Correct ARM NOP encoding

The encoding of NOP in ARMAsmBackend.cpp is missing a trailing zero, which
causes the emission of a coprocessor instruction rather than "mov r0, r0"
as indicated in the comment.  The test also checks for the wrong encoding.

http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20121203/157919.html



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169420 91177308-0d34-0410-b5e6-96231b3b80d8

2012-12-05 21:01:27 +00:00

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ArmAsm

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 @ RUN: llvm-mc -triple armv4-apple-darwin %s -filetype=obj -o %t.obj
 @ RUN: macho-dump --dump-section-data < %t.obj > %t.dump
 @ RUN: FileCheck %s < %t.dump
 x:
       add r0, r1, r2
       .align 4
       add r0, r1, r2
 @ CHECK: ('_section_data', '020081e0 0000a0e1 0000a0e1 0000a0e1 020081e0')