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author | H.J. Lu <hjl.tools@gmail.com> | 2022-12-02 18:43:20 -0800 |
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committer | H.J. Lu <hjl.tools@gmail.com> | 2022-12-03 08:55:40 -0800 |
commit | 859aa2c86dc9721424d96584879385a18ccf76ed (patch) | |
tree | ac18e5d21dbd85c8ddf575ed9b698a2c3fbc6cb5 /opcodes/i386-tbl.h | |
parent | 8169d2a118c45f8a79cb3e00039ec1d01e994d9c (diff) | |
download | gdb-859aa2c86dc9721424d96584879385a18ccf76ed.zip gdb-859aa2c86dc9721424d96584879385a18ccf76ed.tar.gz gdb-859aa2c86dc9721424d96584879385a18ccf76ed.tar.bz2 |
x86: Allow 16-bit register source for LAR and LSL
Since LAR and LSL only access 16 bits of the source operand, regardless
of operand size, allow 16-bit register source for LAR and LSL, and always
disassemble LAR and LSL with 16-bit source operand.
gas/
PR gas/29844
* testsuite/gas/i386/i386.s: Add tests for LAR and LSL.
* testsuite/gas/i386/x86_64.s: Likewise.
* testsuite/gas/i386/intelbad.s: Remove "lar/lsl eax, ax".
* testsuite/gas/i386/i386-intel.d: Updated.
* testsuite/gas/i386/i386.d: Likewise.
* testsuite/gas/i386/intel-intel.d: Likewise.
* testsuite/gas/i386/intel.d: Likewise.
* testsuite/gas/i386/intelbad.l: Likewise.
* testsuite/gas/i386/x86_64-intel.d: Likewise.
* testsuite/gas/i386/x86_64.d: Likewise.
opcodes/
PR gas/29844
* i386-dis.c (MOD_0F02): Removed.
(MOD_0F03): Likewise.
(dis386_twobyte): Restore larS and lslS.
(mod_table): Remove MOD_0F02 and MOD_0F03.
* i386-opc.tbl: Allow 16-bit register source for LAR and LSL.
* i386-tbl.h: Regenerated.
Diffstat (limited to 'opcodes/i386-tbl.h')
-rw-r--r-- | opcodes/i386-tbl.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/opcodes/i386-tbl.h b/opcodes/i386-tbl.h index e77addf..8286145 100644 --- a/opcodes/i386-tbl.h +++ b/opcodes/i386-tbl.h @@ -5344,7 +5344,7 @@ const insn_template i386_optab[] = 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } }, - { { { 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 1, 0, 1, 0, 0, 0, 0, + { { { 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0 } }, { { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0 } } } }, @@ -5452,7 +5452,7 @@ const insn_template i386_optab[] = 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } }, - { { { 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 1, 0, 1, 0, 0, 0, 0, + { { { 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0 } }, { { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0 } } } }, |