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| author | H.J. Lu <hjl.tools@gmail.com> | 2008-12-20 17:40:51 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2008-12-20 17:40:51 +0000 |
| commit | b6169b206a513cc5be8027dd7eb4b26039d76a4f (patch) | |
| tree | 522b7197c9f8eb452599f481dca2140384b01360 /gas/doc | |
| parent | 257385246e4e7790890d2d2927f1ca2efb780a37 (diff) | |
| download | gdb-b6169b206a513cc5be8027dd7eb4b26039d76a4f.zip gdb-b6169b206a513cc5be8027dd7eb4b26039d76a4f.tar.gz gdb-b6169b206a513cc5be8027dd7eb4b26039d76a4f.tar.bz2 | |
gas/
2008-12-20 H.J. Lu <hongjiu.lu@intel.com>
* config/tc-i386.c (_i386_insn): Add swap_operand.
(parse_insn): Handle ".s".
(match_template): Handle swap_operand.
* doc/c-i386.texi: Document .s suffix.
gas/testsuite/
2008-12-20 H.J. Lu <hongjiu.lu@intel.com>
* gas/i386/i386.exp: Run opts, opts-intel, sse2avx-opts,
sse2avx-opts-intel, x86-64-opts, x86-64-opts-intel,
x86-64-sse2avx-opts and x86-64-sse2avx-opts-intel.
* gas/i386/opts.d: New.
* gas/i386/opts-intel.d: Likewise.
* gas/i386/opts.s: Likewise.
* gas/i386/sse2avx-opts.d: Likewise.
* gas/i386/sse2avx-opts-intel.d: Likewise.
* gas/i386/x86-64-opts.d: Likewise.
* gas/i386/x86-64-opts-intel.d: Likewise.
* gas/i386/x86-64-opts.s: Likewise.
* gas/i386/x86-64-sse2avx-opts.d: Likewise.
* gas/i386/x86-64-sse2avx-opts-intel.d: Likewise.
opcodes/
2008-12-20 H.J. Lu <hongjiu.lu@intel.com>
* i386-dis.c (EbS): New.
(EvS): Likewise.
(EMS): Likewise.
(EXqS): Likewise.
(EXxS): Likewise.
(b_swap_mode): Likewise.
(v_swap_mode): Likewise.
(q_swap_mode): Likewise.
(x_swap_mode): Likewise.
(v_mode): Updated.
(w_mode): Likewise.
(t_mode): Likewise.
(xmm_mode): Likewise.
(swap_operand): Likewise.
(dis386): Use EbS on movB. Use EvS on moveS.
(dis386_twobyte): Use EXxS on movapX.
(prefix_table): Use EXxS on movups, movupd, movdqu, movdqa,
vmovups, vmovdqu, vmovdqa. Use EMS and EXqS on movq.
(vex_table): Use EXxS on vmovapX.
(vex_len_table): Use EXqS on vmovq.
(intel_operand_size): Handle b_swap_mode, v_swap_mode,
q_swap_mode and x_swap_mode.
(OP_E_register): Handle b_swap_mode and v_swap_mode.
(OP_EM): Handle v_swap_mode.
(OP_EX): x_swap_mode and q_swap_mode.
* i386-gen.c (opcode_modifiers): Add S.
* i386-opc.h (S): New.
(Modrm): Updated.
(i386_opcode_modifier): Add s.
* i386-opc.tbl: Add S to movapd, movaps, movdqa, movdqu, movq,
movupd, movups, vmovapd, vmovaps, vmovdqa, vmovdqu and vmovq.
* i386-tbl.h: Regenerated.
Diffstat (limited to 'gas/doc')
| -rw-r--r-- | gas/doc/c-i386.texi | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/gas/doc/c-i386.texi b/gas/doc/c-i386.texi index 98c97e4..29f764d 100644 --- a/gas/doc/c-i386.texi +++ b/gas/doc/c-i386.texi @@ -14,7 +14,7 @@ @end ifclear @cindex i386 support -@cindex i80306 support +@cindex i80386 support @cindex x86-64 support The i386 version @code{@value{AS}} supports both the original Intel 386 @@ -353,6 +353,13 @@ thus, are @samp{bl} (from byte to long), @samp{bw} (from byte to word), @samp{wq} (from word to quadruple word), and @samp{lq} (from long to quadruple word). +@cindex encoding options, i386 +@cindex encoding options, x86-64 + +Different encoding options can be specified via optional mnemonic +suffix. @samp{.s} suffix swaps 2 register operands in encoding when +moving from one register to another. + @cindex conversion instructions, i386 @cindex i386 conversion instructions @cindex conversion instructions, x86-64 |