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[binutils-gdb] x86: Add {rex} pseudo prefix
- From: sergiodj+buildbot at sergiodj dot net
- To: gdb-testers at sourceware dot org
- Date: Thu, 22 Feb 2018 09:40:27 -0500
- Subject: [binutils-gdb] x86: Add {rex} pseudo prefix
- Authentication-results: sourceware.org; auth=none
*** TEST RESULTS FOR COMMIT 6b6b680700699c15e22b6c36975729035676eef1 ***
Author: H.J. Lu <hjl.tools@gmail.com>
Branch: master
Commit: 6b6b680700699c15e22b6c36975729035676eef1
x86: Add {rex} pseudo prefix
Add {rex} pseudo prefix to generate a REX byte for integer and legacy
vector instructions if possible. Note that this differs from the rex
prefix which generates REX prefix unconditionally.
gas/
* config/tc-i386.c (_i386_insn): Add rex_encoding.
(md_assemble): When i.rex_encoding is true, generate a REX byte
if possible.
(parse_insn): Set i.rex_encoding for {rex}.
* doc/c-i386.texi: Document {rex}.
* testsuite/gas/i386/x86-64-pseudos.s: Add {rex} tests.
* testsuite/gas/i386/x86-64-pseudos.d: Updated.
opcodes/
* i386-opc.tbl: Add {rex},
* i386-tbl.h: Regenerated.