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llvm-mirror/test/MC/X86/encoder-fail.s
Douglas Katzman f853537965 Visibly fail if attempting to encode register AH,BH,CH,DH in a REX-prefixed instruction. 
Differential Revision: http://reviews.llvm.org/D13316
Fixes PR25003

llvm-svn: 252743
2015-11-11 15:51:16 +00:00

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// RUN: not llvm-mc -triple x86_64-unknown-unknown --show-encoding %s 2>&1 | FileCheck %s
// CHECK: LLVM ERROR: Cannot encode high byte register in REX-prefixed instruction
movzx %dh, %rsi
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