Allow VL=1 on AVX scalar instructions.

Allow VL=1 on AVX scalar instructions.

gas/

2010-01-27  H.J. Lu  <hongjiu.lu@intel.com>

	* config/tc-i386.c (avxscalar): New.
	(OPTION_MAVXSCALAR): Likewise.
	(build_vex_prefix): Select vector_length for scalar instructions
	based on avxscalar.
	(md_longopts): Add OPTION_MAVXSCALAR.
	(md_parse_option): Handle OPTION_MAVXSCALAR.
	(md_show_usage): Add -mavxscalar=.

	* doc/c-i386.texi: Document -mavxscalar=.

gas/testsuite/

2010-01-27  H.J. Lu  <hongjiu.lu@intel.com>

	* gas/i386/avx-scalar-intel.d: New.
	* gas/i386/avx-scalar.d: Likewise.
	* gas/i386/avx-scalar.s: Likewise.
	* gas/i386/x86-64-avx-scalar-intel.d: Likewise.
	* gas/i386/x86-64-avx-scalar.d: Likewise.
	* gas/i386/x86-64-avx-scalar.s: Likewise.

	* gas/i386/i386.exp: Run avx-scalar, avx-scalar-intel,
	x86-64-avx-scalar and x86-64-avx-scalar-intel.

opcodes/

2010-01-27  H.J. Lu  <hongjiu.lu@intel.com>

	* i386-dis.c (XMScalar): New.
	(EXdScalar): Likewise.
	(EXqScalar): Likewise.
	(EXqScalarS): Likewise.
	(VexScalar): Likewise.
	(EXdVexScalarS): Likewise.
	(EXqVexScalarS): Likewise.
	(XMVexScalar): Likewise.
	(scalar_mode): Likewise.
	(d_scalar_mode): Likewise.
	(d_scalar_swap_mode): Likewise.
	(q_scalar_mode): Likewise.
	(q_scalar_swap_mode): Likewise.
	(vex_scalar_mode): Likewise.
	(vex_len_table): Duplcate entries for VEX_LEN_10_P_1,
	VEX_LEN_10_P_3, VEX_LEN_11_P_1, VEX_LEN_11_P_3, VEX_LEN_2A_P_1,
	VEX_LEN_2A_P_3, VEX_LEN_2C_P_3, VEX_LEN_2D_P_1, VEX_LEN_2E_P_0,
	VEX_LEN_2E_P_2, VEX_LEN_2F_P_2, VEX_LEN_51_P_1, VEX_LEN_51_P_3,
	VEX_LEN_52_P_1, VEX_LEN_53_P_1, VEX_LEN_58_P_1, VEX_LEN_58_P_3,
	VEX_LEN_59_P_1, VEX_LEN_5A_P_1, VEX_LEN_5A_P_3, VEX_LEN_5C_P_1,
	VEX_LEN_5C_P_3, VEX_LEN_5D_P_1, VEX_LEN_5D_P_3, VEX_LEN_5E_P_1,
	VEX_LEN_5E_P_3, VEX_LEN_5F_P_1, VEX_LEN_5F_P_3, VEX_LEN_6E_P_2,
	VEX_LEN_7E_P_1, VEX_LEN_7E_P_2, VEX_LEN_D6_P_2, VEX_LEN_C2_P_1,
	VEX_LEN_C2_P_3, VEX_LEN_3A0A_P_2 and VEX_LEN_3A0B_P_2.
	(vex_w_table): Update entries for VEX_W_10_P_1, VEX_W_10_P_3,
	VEX_W_11_P_1, VEX_W_11_P_3, VEX_W_2E_P_0, VEX_W_2E_P_2,
	VEX_W_2F_P_0, VEX_W_2F_P_2, VEX_W_51_P_1, VEX_W_51_P_3,
	VEX_W_52_P_1, VEX_W_53_P_1, VEX_W_58_P_1, VEX_W_58_P_3,
	VEX_W_59_P_1, VEX_W_59_P_3, VEX_W_5A_P_1, VEX_W_5A_P_3,
	VEX_W_5C_P_1, VEX_W_5C_P_3, VEX_W_5D_P_1, VEX_W_5D_P_3,
	VEX_W_5E_P_1, VEX_W_5E_P_3, VEX_W_5F_P_1, VEX_W_5F_P_3,
	VEX_W_7E_P_1, VEX_W_D6_P_2  VEX_W_C2_P_1, VEX_W_C2_P_3,
	VEX_W_3A0A_P_2 and VEX_W_3A0B_P_2.
	(intel_operand_size): Handle d_scalar_mode, d_scalar_swap_mode,
	q_scalar_mode, q_scalar_swap_mode.
	(OP_XMM): Handle scalar_mode.
	(OP_EX): Handle d_scalar_mode, d_scalar_swap_mode, q_scalar_mode
	and q_scalar_swap_mode.
	(OP_VEX): Handle vex_scalar_mode.