Support Intel USER_MSR

This patches aims to support Intel USER_MSR. In addition to the usual
support, this patch includes encoding and decoding support for MAP7 and
immediate numbers as the last operand (ATT style).

gas/ChangeLog:

	* NEWS: Support Intel USER_MSR.
	* config/tc-i386.c (smallest_imm_type): Reject imm32 in 64bit
	mode.
	(build_vex_prefix): Add VEXMAP7.
	(md_assemble): Handling the imm32 of USER_MSR.
	(match_template): Handling the unusual immediate.
	* doc/c-i386.texi: Document .user_msr.
	* testsuite/gas/i386/i386.exp: Run USER_MSR tests.
	* testsuite/gas/i386/x86-64.exp: Ditto.
	* testsuite/gas/i386/user_msr-inval.l: New test.
	* testsuite/gas/i386/user_msr-inval.s: Ditto.
	* testsuite/gas/i386/x86-64-user_msr-intel.d: Ditto.
	* testsuite/gas/i386/x86-64-user_msr-inval.l: Ditto.
	* testsuite/gas/i386/x86-64-user_msr-inval.s: Ditto.
	* testsuite/gas/i386/x86-64-user_msr.d: Ditto.
	* testsuite/gas/i386/x86-64-user_msr.s: Ditto.

opcodes/ChangeLog:
	* i386-dis.c (struct instr_info): Add a new attribute
	has_skipped_modrm.
	(Gq): New.
	(Rq): Ditto.
	(q_mm_mode): Ditto.
	(Nq): Change mode from q_mode to q_mm_mode.
	(VEX_LEN_TABLE):
	(get_valid_dis386): Add VEX_MAP7 in VEX prefix.
	and handle the map7_f8 for save space.
	(OP_Skip_MODRM): Set has_skipped_modrm.
	(OP_E): Skip codep++ when has skipped modrm byte.
	(OP_R): Support q_mode and q_mm_mode.
	(REG_VEX_MAP7_F8_L_0_W_0): New.
	(PREFIX_VEX_MAP7_F8_L_0_W_0_R_0_X86_64): Ditto.
	(X86_64_VEX_MAP7_F8_L_0_W_0_R_0): Ditto.
	(VEX_LEN_MAP7_F8): Ditto.
	(VEX_W_MAP7_F8_L_0): Ditto.
	(MOD_0F38F8): Ditto.
	(PREFIX_0F38F8_M_0): Ditto.
	(PREFIX_0F38F8_M_1_X86_64): Ditto.
	(X86_64_0F38F8_M_1): Ditto.
	(PREFIX_0F38F8): Remove.
	(prefix_table): Add PREFIX_0F38F8_M_1_X86_64.
	Remove PREFIX_0F38F8.
	(reg_table): Add REG_VEX_MAP7_F8_L_0_W_0,
	PREFIX_VEX_MAP7_F8_L_0_W_0_R_0_X86_64.
	(x86_64_table): Add X86_64_0F38F8_PREFIX_3_M_1,
	X86_64_VEX_MAP7_F8_L_0_W_0_R_0 and X86_64_0F38F8_M_1.
	(vex_table): Add VEX_MAP7.
	(vex_len_table): Add VEX_LEN_MAP7_F8,
	VEX_W_MAP7_F8_L_0.
	(mod_table): New entry for USER_MSR and
	add MOD_0F38F8.
	* i386-gen.c (cpu_flag_init): Add CPU_USER_MSR_FLAGS and
	CPU_ANY_USER_MSR_FLAGS. Add add VEXMAP7.
	* i386-init.h: Regenerated.
	* i386-mnem.h: Ditto.
	* i386-opc.h (SPACE_VEXMAP7): New.
	(CPU_USER_MSR_FLAGS): Ditoo.
	(CPU_ANY_USER_MSR_FLAGS): Ditto.
	(i386_cpu_flags): Add cpuuser_msr.
	* i386-opc.tbl: Add USER_MSR instructions.
	* i386-tbl.h: Regenerated.

1 files changed, 5 insertions, 0 deletions

diff --git a/opcodes/i386-opc.h b/opcodes/i386-opc.h
index 149ae0e..529eb7c 100644
--- a/opcodes/i386-opc.h
+++ b/opcodes/i386-opc.h
@@ -223,6 +223,8 @@ enum i386_cpu
   CpuFRED,
   /* lkgs instruction required */
   CpuLKGS,
+  /* Intel USER_MSR Instruction support required.  */
+  CpuUSER_MSR,
   /* mwaitx instruction required */
   CpuMWAITX,
   /* Clzero instruction required */
@@ -471,6 +473,7 @@ typedef union i386_cpu_flags
       unsigned int cpurao_int:1;
       unsigned int cpufred:1;
       unsigned int cpulkgs:1;
+      unsigned int cpuuser_msr:1;
       unsigned int cpumwaitx:1;
       unsigned int cpuclzero:1;
       unsigned int cpuospke:1;
@@ -966,6 +969,7 @@ typedef struct insn_template
      3: 0F3A opcode prefix / space.
      5: EVEXMAP5 opcode prefix / space.
      6: EVEXMAP6 opcode prefix / space.
+     7: VEXMAP7 opcode prefix / space.
      8: XOP 08 opcode space.
      9: XOP 09 opcode space.
      A: XOP 0A opcode space.
@@ -976,6 +980,7 @@ typedef struct insn_template
 #define SPACE_0F3A	3
 #define SPACE_EVEXMAP5	5
 #define SPACE_EVEXMAP6	6
+#define SPACE_VEXMAP7	7
 #define SPACE_XOP08	8
 #define SPACE_XOP09	9
 #define SPACE_XOP0A	0xA