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Sandra Loosemore c8c8175b62 Opcodes and assembler support for Nios II R2 
2015-07-01  Sandra Loosemore  <sandra@codesourcery.com>
	    Cesar Philippidis  <cesar@codesourcery.com>

	gas/
	* config/tc-nios2.c (nios2_min_align): New.
	(nop): Replace with....
	(nop_r1, nop_r2, nop_r2_cdx, nop32, nop16): New.
	(nios2_align): Handle alignment on 2-byte boundaries when CDX
	instructions may be present.
	(s_nios2_align): Adjust reference to nop.
	(CDXBRANCH, IS_CDXBRANCH): New.
	(CDX_UBRANCH_SUBTYPE, CDX_CBRANCH_SUBTYPE): New.
	(nios2_relax_subtype_size): Handle 2-byte CDX branches.
	(nios2_relax_frag): Likewise.
	(md_convert_frag): Handle R2 encodings.
	(nios2_check_overflow): Check that low-order bits are zero
	before applying rightshift from howto.
	(nios2_check_overflow): Correct negative overflow calculation.
	(nios2_diagnose_overflow): Handle signed_immed12_overflow.  Issue
	generic overflow messages for miscellaneous instruction formats.
	(md_apply_fix): Recognize new R2 relocations.  For pc_relative
	relocations, store fixup in *valP.
	(nios2_reglist_mask, nios2_reglist_dir): New.
	(nios2_parse_reglist): New.
	(nios2_parse_base_register): New.
	(nios2_assemble_expression): Handle constant expressions designated
	by BFD_RELOC_NONE.
	(nios2_assemble_reg3): New.
	(nios2_assemble_arg_c): Handle R2 instruction formats.
	(nios2_assemble_arg_d): Likewise.
	(nios2_assemble_arg_s): Likewise.
	(nios2_assemble_arg_t): Likewise.
	(nios2_assemble_arg_D): New.
	(nios2_assemble_arg_S): New.
	(nios2_assemble_arg_T): New.
	(nios2_assemble_arg_i): Handle R2 instruction formats.
	(nios2_assemble_arg_I): New.
	(nios2_assemble_arg_u): Handle R2 instruction formats.
	(nios2_assemble_arg_U): New.
	(nios2_assemble_arg_V): New.
	(nios2_assemble_arg_W): New.
	(nios2_assemble_arg_X): New.
	(nios2_assemble_arg_Y): New.
	(nios2_assemble_arg_o): Handle R2 instruction formats.
	(nios2_assemble_arg_O): New.
	(nios2_assemble_arg_P): New.
	(nios2_assemble_arg_j): Handle R2 instruction formats.
	(nios2_assemble_arg_k): New.
	(nios2_assemble_arg_l): Handle R2 instruction formats.
	(nios2_assemble_arg_m): Likewise.
	(nios2_assemble_arg_M): New.
	(nios2_assemble_arg_N): New.
	(nios2_assemble_arg_e): New.
	(nios2_assemble_arg_f): New.
	(nios2_assemble_arg_g): New.
	(nios2_assemble_arg_h): New.
	(nios2_assemble_arg_R): New.
	(nios2_assemble_arg_B): New.
	(nios2_assemble_args): Handle new argument letters.
	(nios2_consume_arg): Likewise.
	(nios2_translate_pseudo_insn): Avoid dereferencing null pointer
	in error message.
	(nios2_ps_insn_info_structs): Add nop.n.
	(output_ubranch): Handle CDX branches.
	(output_cbranch): Likewise.
	(output_call): Handle R2 encodings.
	(output_movia): Likewise.
	(md_begin): Initialize nios2_min_align.
	(md_assemble): Align to nios2_min_align.  Adjust nios2_min_align
	if a 16-bit instruction is seen.
	(nios2_cons_align): Use appropriate nop pattern.

	include/opcode/
	* nios2.h (enum iw_format_type): Add R2 formats.
	(enum overflow_type): Add signed_immed12_overflow and
	enumeration_overflow for R2.
	(struct nios2_opcode): Document new argument letters for R2.
	(REG_3BIT, REG_LDWM, REG_POP): Define.
	(includes): Include nios2r2.h.
	(nios2_r2_opcodes, nios2_num_r2_opcodes): Declare.
	(nios2_r2_asi_n_mappings, nios2_num_r2_asi_n_mappings): Declare.
	(nios2_r2_shi_n_mappings, nios2_num_r2_shi_n_mappings): Declare.
	(nios2_r2_andi_n_mappings, nios2_num_r2_andi_n_mappings): Declare.
	(nios2_r2_reg3_mappings, nios2_num_r2_reg3_mappings): Declare.
	(nios2_r2_reg_range_mappings, nios2_num_r2_reg_range_mappings):
	Declare.
	* nios2r2.h: New file.

	opcodes/
	* nios2-dis.c (nios2_extract_opcode): New.
	(nios2_disassembler_state): New.
	(nios2_find_opcode_hash): Use mach parameter to select correct
	disassembler state.
	(nios2_print_insn_arg): Extend to support new R2 argument letters
	and formats.
	(print_insn_nios2): Check for 16-bit instruction at end of memory.
	* nios2-opc.c (nios2_builtin_regs): Add R2 register attributes.
	(NIOS2_NUM_OPCODES): Rename to...
	(NIOS2_NUM_R1_OPCODES): This.
	(nios2_r2_opcodes): New.
	(NIOS2_NUM_R2_OPCODES): New.
	(nios2_num_r2_opcodes): New.
	(nios2_r2_asi_n_mappings, nios2_num_r2_asi_n_mappings): New.
	(nios2_r2_shi_n_mappings, nios2_num_r2_shi_n_mappings): New.
	(nios2_r2_andi_n_mappings, nios2_num_r2_andi_n_mappings): New.
	(nios2_r2_reg3_mappings, nios2_num_r2_reg3_mappings): New.
	(nios2_r2_reg_range_mappings, nios2_num_r2_reg_range_mappings):	New.
 		2015-07-01 16:08:03 -07:00
..
aout ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
cgen ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
coff Fixes a buffer overflow when compiling assembler for the MinGW targets. 2015-01-06 16:46:40 +00:00
elf Relocations for Nios II R2 2015-07-01 16:02:09 -07:00
gdb sim: callback: add human readable strings for debugging to maps 2015-06-17 13:19:51 -04:00
mach-o ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
nlm ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
opcode Opcodes and assembler support for Nios II R2 2015-07-01 16:08:03 -07:00
som ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
vms ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
COPYING
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COPYING3
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ChangeLog Add support for DT_MIPS_RLD_MAP_REL. 2015-06-26 11:53:33 +01:00
ChangeLog-9103 Add copyright notices 2012-12-10 12:48:03 +00:00
MAINTAINERS ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
alloca-conf.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
ansidecl.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
bfdlink.h Compact EH Support 2015-05-28 15:21:17 -07:00
binary-io.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
bout.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
demangle.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
dis-asm.h Stop "objdump -d" from disassembling past a symbolic address. 2015-06-22 16:53:27 +01:00
dwarf2.def GCC5/DWARFv5 Handle DW_TAG_atomic_type for C11 _Atomic type qualifier. 2015-02-09 15:09:22 +01:00
dwarf2.h Recognize new DWARF5/GCC5 DW_LANG constants for Fortran 03 and Fortran 08. 2015-02-10 09:07:25 +01:00
dyn-string.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
fibheap.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
filenames.h Sync filenames.h with gcc 2015-05-01 09:11:15 -07:00
floatformat.h floatformat.h: Wrap in extern "C" 2015-02-19 22:44:44 +00:00
fnmatch.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
fopen-bin.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
fopen-same.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
fopen-vms.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
gcc-c-fe.def ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
gcc-c-interface.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
gcc-interface.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
getopt.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
hashtab.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
hp-symtab.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
ieee.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
leb128.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
libiberty.h Sync libiberty from GCC, replaying updates to configure scripts 2015-06-24 21:43:02 +02:00
longlong.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
lto-symtab.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
md5.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
oasys.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
objalloc.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
obstack.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
os9k.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
partition.h Merge include/partition.h from GCC. 2015-04-17 16:13:43 +01:00
plugin-api.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
progress.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
safe-ctype.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
sha1.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
simple-object.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
sort.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
splay-tree.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
symcat.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
timeval-utils.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
vtv-change-permission.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
xregex.h
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xregex2.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
xtensa-config.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
xtensa-isa-internal.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30
xtensa-isa.h ChangeLog rotatation and copyright year update 2015-01-02 00:53:45 +10:30