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| author | H.J. Lu <hjl.tools@gmail.com> | 2016-11-03 09:55:01 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2016-11-03 09:55:01 -0700 |
| commit | d039fef395c1b5fd781acaf1c611f96f654f5f91 (patch) | |
| tree | 93a69106d849d978533acc2d9d60c3c55aeb4743 /opcodes | |
| parent | 8b89fe14b522cd6e5d160ff17defa8ecec243b11 (diff) | |
| download | gdb-d039fef395c1b5fd781acaf1c611f96f654f5f91.zip gdb-d039fef395c1b5fd781acaf1c611f96f654f5f91.tar.gz gdb-d039fef395c1b5fd781acaf1c611f96f654f5f91.tar.bz2 | |
X86: Reuse opcode 0x80 decoder for opcode 0x82
Since opcode 0x82 is an alias of opcode 0x80, we can reuse opcode 0x80
decoder.
* i386-dis.c (REG_82): Removed.
(X86_64_82_REG_0): Likewise.
(X86_64_82_REG_1): Likewise.
(X86_64_82_REG_2): Likewise.
(X86_64_82_REG_3): Likewise.
(X86_64_82_REG_4): Likewise.
(X86_64_82_REG_5): Likewise.
(X86_64_82_REG_6): Likewise.
(X86_64_82_REG_7): Likewise.
(X86_64_82): New.
(dis386): Use X86_64_82 instead of REG_82.
(reg_table): Remove REG_82.
(x86_64_table): Add X86_64_82. Remove X86_64_82_REG_0,
X86_64_82_REG_1, X86_64_82_REG_2, X86_64_82_REG_3,
X86_64_82_REG_4, X86_64_82_REG_5, X86_64_82_REG_6 and
X86_64_82_REG_7.
Diffstat (limited to 'opcodes')
| -rw-r--r-- | opcodes/ChangeLog | 19 | ||||
| -rw-r--r-- | opcodes/i386-dis.c | 63 |
2 files changed, 24 insertions, 58 deletions
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog index d0f8846..4c7ba8d 100644 --- a/opcodes/ChangeLog +++ b/opcodes/ChangeLog @@ -1,5 +1,24 @@ 2016-11-03 H.J. Lu <hongjiu.lu@intel.com> + * i386-dis.c (REG_82): Removed. + (X86_64_82_REG_0): Likewise. + (X86_64_82_REG_1): Likewise. + (X86_64_82_REG_2): Likewise. + (X86_64_82_REG_3): Likewise. + (X86_64_82_REG_4): Likewise. + (X86_64_82_REG_5): Likewise. + (X86_64_82_REG_6): Likewise. + (X86_64_82_REG_7): Likewise. + (X86_64_82): New. + (dis386): Use X86_64_82 instead of REG_82. + (reg_table): Remove REG_82. + (x86_64_table): Add X86_64_82. Remove X86_64_82_REG_0, + X86_64_82_REG_1, X86_64_82_REG_2, X86_64_82_REG_3, + X86_64_82_REG_4, X86_64_82_REG_5, X86_64_82_REG_6 and + X86_64_82_REG_7. + +2016-11-03 H.J. Lu <hongjiu.lu@intel.com> + PR binutils/20754 * i386-dis.c (REG_82): New. (X86_64_82_REG_0): Likewise. diff --git a/opcodes/i386-dis.c b/opcodes/i386-dis.c index b0bb5e8..22f77aa 100644 --- a/opcodes/i386-dis.c +++ b/opcodes/i386-dis.c @@ -706,7 +706,6 @@ enum { REG_80 = 0, REG_81, - REG_82, REG_83, REG_8F, REG_C0, @@ -1695,14 +1694,7 @@ enum X86_64_63, X86_64_6D, X86_64_6F, - X86_64_82_REG_0, - X86_64_82_REG_1, - X86_64_82_REG_2, - X86_64_82_REG_3, - X86_64_82_REG_4, - X86_64_82_REG_5, - X86_64_82_REG_6, - X86_64_82_REG_7, + X86_64_82, X86_64_9A, X86_64_C4, X86_64_C5, @@ -2671,7 +2663,7 @@ static const struct dis386 dis386[] = { /* 80 */ { REG_TABLE (REG_80) }, { REG_TABLE (REG_81) }, - { REG_TABLE (REG_82) }, + { X86_64_TABLE (X86_64_82) }, { REG_TABLE (REG_83) }, { "testB", { Eb, Gb }, 0 }, { "testS", { Ev, Gv }, 0 }, @@ -3409,17 +3401,6 @@ static const struct dis386 reg_table[][8] = { { "xorQ", { Evh1, Iv }, 0 }, { "cmpQ", { Ev, Iv }, 0 }, }, - /* REG_82 */ - { - { X86_64_TABLE (X86_64_82_REG_0) }, - { X86_64_TABLE (X86_64_82_REG_1) }, - { X86_64_TABLE (X86_64_82_REG_2) }, - { X86_64_TABLE (X86_64_82_REG_3) }, - { X86_64_TABLE (X86_64_82_REG_4) }, - { X86_64_TABLE (X86_64_82_REG_5) }, - { X86_64_TABLE (X86_64_82_REG_6) }, - { X86_64_TABLE (X86_64_82_REG_7) }, - }, /* REG_83 */ { { "addQ", { Evh1, sIb }, 0 }, @@ -6907,44 +6888,10 @@ static const struct dis386 x86_64_table[][2] = { { "outs{G|}", { indirDXr, Xz }, 0 }, }, - /* X86_64_82_REG_0 */ - { - { "addA", { Ebh1, Ib }, 0 }, - }, - - /* X86_64_82_REG_1 */ - { - { "orA", { Ebh1, Ib }, 0 }, - }, - - /* X86_64_82_REG_2 */ - { - { "adcA", { Ebh1, Ib }, 0 }, - }, - - /* X86_64_82_REG_3 */ + /* X86_64_82 */ { - { "sbbA", { Ebh1, Ib }, 0 }, - }, - - /* X86_64_82_REG_4 */ - { - { "andA", { Ebh1, Ib }, 0 }, - }, - - /* X86_64_82_REG_5 */ - { - { "subA", { Ebh1, Ib }, 0 }, - }, - - /* X86_64_82_REG_6 */ - { - { "xorA", { Ebh1, Ib }, 0 }, - }, - - /* X86_64_82_REG_7 */ - { - { "cmpA", { Eb, Ib }, 0 }, + /* Opcode 0x82 is an alias of of opcode 0x80 in 32-bit mode. */ + { REG_TABLE (REG_80) }, }, /* X86_64_9A */ |