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authorH.J. Lu <hjl.tools@gmail.com>2008-12-20 17:40:51 +0000
committerH.J. Lu <hjl.tools@gmail.com>2008-12-20 17:40:51 +0000
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parent257385246e4e7790890d2d2927f1ca2efb780a37 (diff)
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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.texi9
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