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PR gas/15914

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* config/tc-arm.c (T16_32_TAB): Add _udf.
	(do_t_udf): New function.
	(insns): Add "udf".

	* gas/arm/udf-bad.s: New file.
	* gas/arm/udf-bad.d: New file.
	* gas/arm/udf-bad.l: New file.
	* gas/arm/udf.s: New file.
	* gas/arm/udf.d: New file.
	* gas/arm/udf.l: New file.

	* arm-dis.c (arm_opcodes): Add udf.
	(thumb_opcodes): Use "udf" mnemonic rather than UNDEFINED_INSTRUCTION.
	(thumb32_opcodes): Add udf.w.
	(print_insn_thumb32): Handle %H as the thumb32_opcodes comment says.
This commit is contained in:
Nick Clifton
2013-09-04 07:59:33 +00:00
parent 41dc8db876
commit 74db7efbe3
11 changed files with 222 additions and 85 deletions
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19
opcodes/arm-dis.c
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@@ -1,7 +1,5 @@
/* Instruction printing code for the ARM
Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012
Free Software Foundation, Inc.
Copyright 1994-2013 Free Software Foundation, Inc.
Contributed by Richard Earnshaw (rwe@pegasus.esprit.ec.org)
Modification by James G. Smith (jsmith@cygnus.co.uk)
@@ -879,6 +877,8 @@ static const struct opcode32 arm_opcodes[] =
{
/* ARM instructions. */
{ARM_EXT_V1, 0xe1a00000, 0xffffffff, "nop\t\t\t; (mov r0, r0)"},
{ARM_EXT_V1, 0xe7f000f0, 0xfff000f0, "udf\t#%e"},
{ARM_EXT_V4T | ARM_EXT_V5, 0x012FFF10, 0x0ffffff0, "bx%c\t%0-3r"},
{ARM_EXT_V2, 0x00000090, 0x0fe000f0, "mul%20's%c\t%16-19R, %0-3R, %8-11R"},
{ARM_EXT_V2, 0x00200090, 0x0fe000f0, "mla%20's%c\t%16-19R, %0-3R, %8-11R, %12-15R"},
@@ -1414,6 +1414,7 @@ static const struct opcode16 thumb_opcodes[] =
/* format 17 */
{ARM_EXT_V4T, 0xDF00, 0xFF00, "svc%c\t%0-7d"},
/* format 16 */
{ARM_EXT_V4T, 0xDE00, 0xFF00, "udf%c\t#%0-7d"},
{ARM_EXT_V4T, 0xDE00, 0xFE00, UNDEFINED_INSTRUCTION},
{ARM_EXT_V4T, 0xD000, 0xF000, "b%8-11c.n\t%0-7B%X"},
/* format 18 */
@@ -1534,6 +1535,7 @@ static const struct opcode32 thumb32_opcodes[] =
{ARM_EXT_V6T2, 0xf3af8003, 0xffffffff, "wfi%c.w"},
{ARM_EXT_V6T2, 0xf3af8004, 0xffffffff, "sev%c.w"},
{ARM_EXT_V6T2, 0xf3af8000, 0xffffff00, "nop%c.w\t{%0-7d}"},
{ARM_EXT_V6T2, 0xf7f0a000, 0xfff0f000, "udf%c.w\t%H"},
{ARM_EXT_V6T2, 0xf3bf8f2f, 0xffffffff, "clrex%c"},
{ARM_EXT_V6T2, 0xf3af8400, 0xffffff1f, "cpsie.w\t%7'a%6'i%5'f%X"},
@@ -4057,6 +4059,17 @@ print_insn_thumb32 (bfd_vma pc, struct disassemble_info *info, long given)
}
break;
case 'H':
{
unsigned int imm = 0;
imm |= (given & 0x000f0000u) >> 4;
imm |= (given & 0x00000fffu) >> 0;
func (stream, "#%u", imm);
value_in_comment = imm;
}
break;
case 'V':
{
unsigned int imm = 0;