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binutils-gdb/sim/igen/ChangeLog
Andrew Cagney 0bdfae1167 Clean up formatting of instruction traces.
1997-06-06 00:31:08 +00:00

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Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
* igen.c (print_itrace_prefix): Move printing of insn prefix to
here.
(print_itrace_format): Drop printing of MY_NAME in instruction
trace. Printing of insn prefix moved.
(print_itrace): Ditto.
Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
* gen-icache.c (print_icache_function_header): Pass
table_line_entry instead of separate file and line.
* table.c (table_entry_read): Set assembler source file/line-nr to
the current not initial file.
(table_entry_read): Fix line numbering of source files.
table.h (table_line_entry): New structure. Exactly specifies a
source file/line-nr.
(table_*_entry): Add this to all.
table.c (table_entry_print_cpp_line_nr): Change to use values from
a table_line_entry struct.
(table_entry_read): Save table_line_entry in all structures read.
gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
gen-model.c: Update all references.
Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
* igen.c (print_my_defines): Define MY_NAME - a string. For
MY_PREFIX, undefine the name of the function incase some dumb
header defined it. it.
(print_itrace): Use MY_NAME not MY_PREFIX.
* lf.c (lf_write): New function write an N character buffer to the
file.
* igen.c (print_itrace): When available, use the assembler to
print the insn-trace.
(print_itrace_prefix): New function, print first part of call to
print_one_insn.
(print_itrace_format): New function, print fmt argument for
print_one_insn.
* table.c (table_entry_read): Save any assembler lines instead of
discarding them.
Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
* gen-icache.c (print_icache_body): Process immeds.
* gen-semantics.c (print_semantic_body): When computing NIA, skip
any immed words that follow the instruction word.
* ld-insn.c (parse_insn_format): Parse immeds appended to an
instruction.
* igen.c (main): Allow any register to be specified as the zero
register.
(semantic_zero_reg): Global, index to zero register.
* gen-semantics.c (print_semantic_body): Zero selected register.
Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
* igen.h: Stop options and code gen type bit masks overlaping.
Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
* gen-semantics.c (print_semantic_body): Incorrect test for
zero-r0 code.
Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
* gen-semantics.c (print_semantic_body): Use common sim-engine
interface.
Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
* gen-semantics.c (print_semantic_body): Add code to clear r0.
* igen.c (main): Add new option zero-r0, which adds code to clear
GPR(0) each cycle.
Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
* igen.c (print_itrace): Fix so line-nr is passed to trace
function.
* gen-idecode.c (print_idecode_validate): Correct FP code.
* gen-support.c (gen_support_h): Always pass MY_INDEX to support
functions.
(print_support_function_name): Ditto.
Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
* igen.c (print_itrace): Call trace_one_insn to trace
instructions, rather than doing it directly.
Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
* gen-engine.c (engine_switch_leaf): Remove extra %s.
(print_engine_floating_point_unavailable): Wrap in #ifdef
UNUSED/#endif, until somebody uses it.
* gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
variable.
(print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
somebody uses it.
(print_idecode_validate): Use long formats to print long values.
* gen-semantics.c (print_idecode_invalid): Set name to "unknown"
if we get an unexpected type.
Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
* igen.c (print_itrace): Pass SD as well as CPU to calls to
trace_printf.
* gen-support.c (gen_support_h): Always pass sim_cia cia to
support functions.
(print_support_function_name): Ditto.
Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
* gen-support.c (support_c_function): Remove unnecessary memset of
cia.
* gen-semantics.c (print_semantic_body): Wasn't closing
generated comment.
Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
* ld-insn.c (load_insn_table): Report instructions that do not
have at least a format and name.
(insn_table_find_opcode_field): Check progress is being made.
* gen-support.c (support_c_function): Report empty function body.
Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
* ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
be broken up.
(insn_table_expand_insns): Allow special rules to apply to groups
of instructions when all members of the group match the special
mask/value.
* gen-semantics.c (print_c_semantic): Ditto.
* igen.c (print_semantic_function_formal): Ditto.
(print_semantic_function_type): Ditto.
* igen.c (print_icache_function_formal): Ditto.
* gen-idecode.c (print_idecode_issue_function_body): Ditto.
* gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
instruction_address type.
* gen-semantics.c (print_semantic_body): Call cpu_error when an
unimplemented instruction is encountered - gives the interpreter
the chance to stop correctly.
Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
* igen.c (print_function_name): Allow dot's in instruction names.
Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
* igen.c (main), igen.h: Support new option - delayed-branch -
generate code to drive a delayed branch processor.
* gen-idecode.c (gen_idecode_h): Define instruction_address type.
* igen.c (print_icache_function_formal): Replace address_word with
instruction_address.
(print_semantic_function_formal): Ditto.
(print_semantic_function_type): Ditto.
* gen-idecode.c (print_idecode_issue_function_body): Ditto.
* gen-semantics.c (print_semantic_body): Ditto.
(print_c_semantic): Ditto.
* gen-support.c (support_c_function): Return a zeroed CIA instead
of just zero - works with any cia type.
* igen.c (print_itrace): For delayed branch case, print just the
current instruction.
Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
* igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
* Makefile.in (INSTALL): Set to @INSTALL@.
(INSTALL_XFORM, INSTALL_XFORM1): Remove.
Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
* Makefile.in (INSTALL): Change install.sh to install-sh.
Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
* gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
* gen-idecode.c (gen_idecode_c): Likewise.
* igen.c (gen_semantics_c): Likewise.
Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
* gen-icache.c (print_icache_body): No longer define cpu/sd,
support.h now defines CPU/SD globally.
* gen-model.c (gen_model_h): Ditto.
* gen-idecode.c (print_idecode_issue_function_body): Ditto.
(print_jump): Ditto.
(print_jump_until_stop_body): Ditto.
(print_idecode_validate): Ditto.
* gen-icache.c (print_icache_body): Ditto.
* gen-semantics.c (print_semantic_body): Ditto.
* igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
processor to cpu.
(print_icache_function_formal): Ditto.
* gen-support.c (print_support_function_name): Include sd/cpu arg
in support function argument list.
(support_c_function): Generate code to cpu/sd from sd/cpu.
(gen_support_h): Define _SD the argument prefix for all support
functions. Define SD/CPU to determine sd/cpu from value of _SD
macro.
Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
* gen-support.c (gen_support_c): Update for renaming of engine to
sim-state.
* igen.c: Ditto.
* gen-idecode.c (gen_idecode_c): Ditto.
Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
* ld-decode.c (load_decode_table): Rename slash to reserved.
(dump_decode_rule): Ditto.
* ld-insn.c (parse_insn_format): Differentiate between a `/' -
reserved bit - and a `*' - wild card.
(parse_insn_format): Change is_slash to more informative reserved.
(dump_insn_field): Ditto.
(insn_field_is_constant): Ditto.
(insn_table_expand_opcode): Ditto.
* gen-idecode.c (print_idecode_validate): Make check_mask and
check_val the correct integer size.
(print_idecode_validate): Fix reserved bit check for 64 bit
targets.
Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
* ld-insn.c (parse_insn_format): Accept '*' as an alternative of
`/' in bit fields. `/' denotes a wild bit.
Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
* igen.h, igen.c (main): New options. Control generation of
conditional issue and slot verification code.
Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
* gen-support.c (print_support_function_name): Prepend the global
name prefix when applicable. Provide #define to map the user
specified name the generated globaly unique one.
Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
* gen-idecode.c (print_idecode_validate): Wrap each of the checks
- reserved bits, floating point and slot validation - with a
#ifdef so that they are optional.
Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
* gen-idecode.c (error_leaf_contains_multiple_insn): New function
- report the error of a leaf node in the decision tree containing
several instructions.
(print_idecode_table_leaf): Detect a leaf with multiple instructions.
(print_idecode_switch_leaf): Ditto.
* gen-semantics.h, gen-semantics.c (print_idecode_illegal,
print_idecode_invalid): Rename former to latter. Add argument so
that one function can generate all invalid instruction cases -
illegal, fp-unavailable, wrong-slot.
* gen-engine.c: Update.
* gen-idecode.c: Use print_idecode_invalid to generate a function
call for cases when fp-unavailable and the slot is wrong.
* gen-idecode.c (print_idecode_validate): New check, generate code
to verify that the instruction slot is correct.
* igen.c (main): Simplify options.
Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
* igen.c (print_itrace): Remove source line reference for trace
code - let the user see the generated file.
(print_itrace): Print the trace code rather than reference a
macro.
Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
* igen.c (print_semantic_function_actual): Pass either the
processor - smp - or the engine - mono - into semantic functions.
Don't pass in both.
* gen-icache.c (print_icache_body): Dependant on smp, derive
processor from engine or engine from processor, and hence ensuring
that both are defined in all semantic functions.
Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
* ld-insn.c (parse_insn_format): Make the width field optional.
If missing assume that the number of characters in the value
determines the number of bits in the field.
Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
* ld-insn.c (insn_table_expand_opcode): Replace assertion with
more useful error message.
Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
* misc.c (error): Output errors on stderr.
* ld-insn.c (parse_insn_format): Skip any leading spaces.
Verify the width of instructions being parsed.
* table.c (table_entry_read): Parse CPP's convention for
specifying original file name/line-nr.
Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
* ld-insn.c (parse_insn_format): Allow trailing spaces in
instruction fields.
* Makefile.in: Create using ../ppc/Makefile.in as a starting
point.
* configure.in: Ditto vis ../ppc/configure.in
Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
* gen-support.c (gen_support_c): Always include engine.h instead
of cpu.h
* gen-idecode.c (gen_idecode_c): Ditto.
* words.h (instruction_word): Remove instruction_word - now
generated by igen.
(address_word): New. Used by igen.
* lf.c (lf_print_function_type_function): New, pass a function to
print out the type instead of a constant string.
* igen.h, igen.c (print_semantic_function_formal,
SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
(print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
(print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
(print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
(print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
(print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
* gen-idecode.c (print_idecode_table): Update.
(idecode_switch_leaf): Update.
(print_idecode_switch_function_header): Ditto.
(print_idecode_floating_point_unavailable): Ditto.
(print_idecode_issue_function_header): Ditto.
* igen.c (gen_icache_h): Ditto.
* gen-engine.c (print_engine_table): Ditto.
(engine_switch_leaf): Ditto.
* gen-support.c (print_support_function_name): Ditto.
* gen-semantics.c (print_semantic_function_header): Update.
Update.
* gen-icache.c (print_icache_function_header): Update.
(print_icache_function): Update.
(print_icache_internal_function_declaration): Update.
(print_icache_internal_function_definition): Update.
* gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
files, will at some stage need to move it into support.
* igen.h, igen.c (main): New option -e <engine> - generate a full
simulation engine. Previously this was the -d <idecode-file>
option.
* gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
to clean these up so that that call upon the updated gen-idecode
code.
* gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
generating a decode table.
* Makefile.in (igen): Add dependencies for new gen-engine.* files.
* igen.h, igen.c (main): New option -M - Control what is returned
by semantic functions - -1/NIA vs CIA+N/NIA. Add
generate_semantic_returning_modified_nia_only to igen_code enum.
* gen-semantics.c (print_semantic_body): As an alternative, make
NIA == -1 instead of CIA+insn_size by default.
* igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
New option -P <prefix> - Prepend all generated functions with the
specified prefix.
(gen_idecode_c): Adjust.
* gen-icache.c (print_icache_struct): Ditto.
* gen-support.c (gen_support_c): Ditto.
Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
* igen.c (main): Correct usage. Missleading message about ucase
options dumping internal tables. -F now includes rather then
excludes instructions.
* misc.h, misc.c (a2i): Make 64bit.
* ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
max to 64bits, expect trouble. Make the default 32 bits.
* gen-idecode.c (print_idecode_table): Change EXTRACTED*
et.al. macro's to use the insn_bit_size instead of assuming 32
bits.
* gen-icache.c (print_icache_extraction): Ditto.
* gen-idecode.c (idecode_switch_start): Ditto.
* gen-idecode.c (gen_idecode_c): Ditto
* igen.h (insn_specifying_widths), igen.c (main): New option -W.
Indicates that the instruction field of the table is specifying
bit widths instead of bit offsets.
* ld-insn.c (parse_insn_format): Parse instruction fields
specifying widths.
* misc.c (a2i): Allow binary numbers to be specified using the
syntax 0bNNNN.
* ld-insn.c: Allow such numbers to appear in the instruction
format.
* table.c (table_entry_read): Make // a valid comment character.
(table_entry_read): Skip lines containing a leading " - these may
eventually be used in a disasembler.
Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
* filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
from the ../ppc directory.
* filter_host.c, filter_host.h: Copy in from the ../ppc directory
renaming from filter_filename.[hc]
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