1 2002-06-18 Andrew Cagney <cagney@redhat.com>
3 * interp.c (sim_firmware_command): Initialize `address'.
5 2002-06-16 Andrew Cagney <ac131313@redhat.com>
7 * configure: Regenerated to track ../common/aclocal.m4 changes.
9 2002-06-14 Chris Demetriou <cgd@broadcom.com>
10 Ed Satterthwaite <ehs@broadcom.com>
12 * mips3d.igen: New file which contains MIPS-3D ASE instructions.
13 * Makefile.in (IGEN_INCLUDE): Add mips3d.igen.
14 * mips.igen: Include mips3d.igen.
15 (mips3d): New model name for MIPS-3D ASE instructions.
16 (CVT.W.fmt): Don't use this instruction for word (source) format
18 * cp1.c (fp_binary_r, fp_add_r, fp_mul_r, fpu_inv1, fpu_inv1_32)
19 (fpu_inv1_64, fp_recip1, fp_recip2, fpu_inv_sqrt1, fpu_inv_sqrt1_32)
20 (fpu_inv_sqrt1_64, fp_rsqrt1, fp_rsqrt2): New functions.
21 (NR_FRAC_GUARD, IMPLICIT_1): New macros.
22 * sim-main.h (fmt_pw, CompareAbs, AddR, MultiplyR, Recip1, Recip2)
23 (RSquareRoot1, RSquareRoot2): New macros.
24 (fp_add_r, fp_mul_r, fp_recip1, fp_recip2, fp_rsqrt1)
25 (fp_rsqrt2): New functions.
26 * configure.in: Add MIPS-3D support to mipsisa64 simulator.
27 * configure: Regenerate.
29 2002-06-13 Chris Demetriou <cgd@broadcom.com>
30 Ed Satterthwaite <ehs@broadcom.com>
32 * cp1.c (FP_PS_upper, FP_PS_lower, FP_PS_cat, FPQNaN_PS): New macros.
33 (value_fpr, store_fpr, fp_cmp, fp_unary, fp_binary, fp_mac)
34 (fp_inv_sqrt, fpu_format_name): Add paired-single support.
35 (convert): Note that this function is not used for paired-single
37 (ps_lower, ps_upper, pack_ps, convert_ps): New functions.
38 * mips.igen (FMT, MOVtf.fmt): Add paired-single support.
39 (check_fmt_p): Enable paired-single support.
40 (ALNV.PS, CVT.PS.S, CVT.S.PL, CVT.S.PU, PLL.PS, PLU.PS, PUL.PS)
41 (PUU.PS): New instructions.
42 (CVT.S.fmt): Don't use this instruction for paired-single format
44 * sim-main.h (FP_formats): New value 'fmt_ps.'
45 (ps_lower, ps_upper, pack_ps, convert_ps): New prototypes.
46 (PSLower, PSUpper, PackPS, ConvertPS): New macros.
48 2002-06-12 Chris Demetriou <cgd@broadcom.com>
50 * mips.igen: Fix formatting of function calls in
53 2002-06-12 Chris Demetriou <cgd@broadcom.com>
55 * mips.igen (MOVN, MOVZ): Trace result.
56 (TNEI): Print "tnei" as the opcode name in traces.
57 (CEIL.W): Add disassembly string for traces.
58 (RSQRT.fmt): Make location of disassembly string consistent
59 with other instructions.
61 2002-06-12 Chris Demetriou <cgd@broadcom.com>
63 * mips.igen (X): Delete unused function.
65 2002-06-08 Andrew Cagney <cagney@redhat.com>
67 * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
69 2002-06-07 Chris Demetriou <cgd@broadcom.com>
70 Ed Satterthwaite <ehs@broadcom.com>
72 * cp1.c (inner_mac, fp_mac, inner_rsqrt, fp_inv_sqrt)
73 (fp_rsqrt, fp_madd, fp_msub, fp_nmadd, fp_nmsub): New functions.
74 * sim-main.h (fp_rsqrt, fp_madd, fp_msub, fp_nmadd)
75 (fp_nmsub): New prototypes.
76 (RSquareRoot, MultiplyAdd, MultiplySub, NegMultiplyAdd)
77 (NegMultiplySub): New defines.
78 * mips.igen (RSQRT.fmt): Use RSquareRoot().
79 (MADD.D, MADD.S): Replace with...
80 (MADD.fmt): New instruction.
81 (MSUB.D, MSUB.S): Replace with...
82 (MSUB.fmt): New instruction.
83 (NMADD.D, NMADD.S): Replace with...
84 (NMADD.fmt): New instruction.
85 (NMSUB.D, MSUB.S): Replace with...
86 (NMSUB.fmt): New instruction.
88 2002-06-07 Chris Demetriou <cgd@broadcom.com>
89 Ed Satterthwaite <ehs@broadcom.com>
91 * cp1.c: Fix more comment spelling and formatting.
92 (value_fcr, store_fcr): Use fenr_FS rather than hard-coding value.
93 (denorm_mode): New function.
94 (fpu_unary, fpu_binary): Round results after operation, collect
95 status from rounding operations, and update the FCSR.
96 (convert): Collect status from integer conversions and rounding
97 operations, and update the FCSR. Adjust NaN values that result
98 from conversions. Convert to use sim_io_eprintf rather than
99 fprintf, and remove some debugging code.
100 * cp1.h (fenr_FS): New define.
102 2002-06-07 Chris Demetriou <cgd@broadcom.com>
104 * cp1.c (convert): Remove unusable debugging code, and move MIPS
105 rounding mode to sim FP rounding mode flag conversion code into...
106 (rounding_mode): New function.
108 2002-06-07 Chris Demetriou <cgd@broadcom.com>
110 * cp1.c: Clean up formatting of a few comments.
111 (value_fpr): Reformat switch statement.
113 2002-06-06 Chris Demetriou <cgd@broadcom.com>
114 Ed Satterthwaite <ehs@broadcom.com>
117 * sim-main.h: Include cp1.h.
118 (SETFCC, GETFCC, IR, UF, OF, DX, IO, UO, FP_FLAGS, FP_ENABLE)
119 (FP_CAUSE, GETFS, FP_RM_NEAREST, FP_RM_TOZERO, FP_RM_TOPINF)
120 (FP_RM_TOMINF, GETRM): Remove. Moved to cp1.h.
121 (FP_FS, FP_MASK_RM, FP_SH_RM, Nan, Less, Equal): Remove.
122 (value_fcr, store_fcr, test_fcsr, fp_cmp): New prototypes.
123 (ValueFCR, StoreFCR, TestFCSR, Compare): New macros.
124 * cp1.c: Don't include sim-fpu.h; already included by
125 sim-main.h. Clean up formatting of some comments.
126 (NaN, Equal, Less): Remove.
127 (test_fcsr, value_fcr, store_fcr, update_fcsr, fp_test)
128 (fp_cmp): New functions.
129 * mips.igen (do_c_cond_fmt): Remove.
130 (C.cond.fmta, C.cond.fmtb): Replace uses of do_c_cond_fmt_a with
131 Compare. Add result tracing.
132 (CxC1): Remove, replace with...
133 (CFC1a, CFC1b, CFC1c, CTC1a, CTC1b, CTC1c): New instructions.
134 (DMxC1): Remove, replace with...
135 (DMFC1a, DMFC1b, DMTC1a, DMTC1b): New instructions.
136 (MxC1): Remove, replace with...
137 (MFC1a, MFC1b, MTC1a, MTC1b): New instructions.
139 2002-06-04 Chris Demetriou <cgd@broadcom.com>
141 * sim-main.h (FGRIDX): Remove, replace all uses with...
142 (FGR_BASE): New macro.
143 (FP0_REGNUM, FCRCS_REGNUM, FCRIR_REGNUM): New macros.
144 (_sim_cpu): Move 'fgr' member to be right before 'fpr_state' member.
145 (NR_FGR, FGR): Likewise.
146 * interp.c: Replace all uses of FGRIDX with FGR_BASE.
147 * mips.igen: Likewise.
149 2002-06-04 Chris Demetriou <cgd@broadcom.com>
151 * cp1.c: Add an FSF Copyright notice to this file.
153 2002-06-04 Chris Demetriou <cgd@broadcom.com>
154 Ed Satterthwaite <ehs@broadcom.com>
156 * cp1.c (Infinity): Remove.
157 * sim-main.h (Infinity): Likewise.
159 * cp1.c (fp_unary, fp_binary): New functions.
160 (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div, fp_recip)
161 (fp_sqrt): New functions, implemented in terms of the above.
162 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
163 (Recip, SquareRoot): Remove (replaced by functions above).
164 * sim-main.h (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div)
165 (fp_recip, fp_sqrt): New prototypes.
166 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
167 (Recip, SquareRoot): Replace prototypes with #defines which
168 invoke the functions above.
170 2002-06-03 Chris Demetriou <cgd@broadcom.com>
172 * sim-main.h (Nan, Infinity, Less, Equal, AbsoluteValue, Negate)
173 (Add, Sub, Multiply, Divide, Recip, SquareRoot): Move lower in
174 file, remove PARAMS from prototypes.
175 (value_fpr, store_fpr, convert): Likewise. Use SIM_STATE to provide
176 simulator state arguments.
177 (ValueFPR, StoreFPR, Convert): Move lower in file. Use SIM_ARGS to
178 pass simulator state arguments.
179 * cp1.c (SD): Redefine as CPU_STATE(cpu).
180 (store_fpr, convert): Remove 'sd' argument.
181 (value_fpr): Likewise. Convert to use 'SD' instead.
183 2002-06-03 Chris Demetriou <cgd@broadcom.com>
185 * cp1.c (Min, Max): Remove #if 0'd functions.
186 * sim-main.h (Min, Max): Remove.
188 2002-06-03 Chris Demetriou <cgd@broadcom.com>
190 * cp1.c: fix formatting of switch case and default labels.
191 * interp.c: Likewise.
192 * sim-main.c: Likewise.
194 2002-06-03 Chris Demetriou <cgd@broadcom.com>
196 * cp1.c: Clean up comments which describe FP formats.
197 (FPQNaN_DOUBLE, FPQNaN_LONG): Generate using UNSIGNED64.
199 2002-06-03 Chris Demetriou <cgd@broadcom.com>
200 Ed Satterthwaite <ehs@broadcom.com>
202 * configure.in (mipsisa64sb1*-*-*): New target for supporting
203 Broadcom SiByte SB-1 processor configurations.
204 * configure: Regenerate.
205 * sb1.igen: New file.
206 * mips.igen: Include sb1.igen.
208 * Makefile.in (IGEN_INCLUDE): Add sb1.igen.
209 * mdmx.igen: Add "sb1" model to all appropriate functions and
211 * mdmx.c (AbsDiffOB, AvgOB, AccAbsDiffOB): New functions.
212 (ob_func, ob_acc): Reference the above.
213 (qh_acc): Adjust to keep the same size as ob_acc.
214 * sim-main.h (status_SBX, MX_VECT_ABSD, MX_VECT_AVG, MX_AbsDiff)
215 (MX_Avg, MX_VECT_ABSDA, MX_AbsDiffC): New macros.
217 2002-06-03 Chris Demetriou <cgd@broadcom.com>
219 * Makefile.in (IGEN_INCLUDE): Add mdmx.igen.
221 2002-06-02 Chris Demetriou <cgd@broadcom.com>
222 Ed Satterthwaite <ehs@broadcom.com>
224 * mips.igen (mdmx): New (pseudo-)model.
225 * mdmx.c, mdmx.igen: New files.
226 * Makefile.in (SIM_OBJS): Add mdmx.o.
227 * sim-main.h (MDMX_accumulator, MX_fmtsel, signed24, signed48):
229 (ACC, MX_Add, MX_AddA, MX_AddL, MX_And, MX_C_EQ, MX_C_LT, MX_Comp)
230 (MX_FMT_OB, MX_FMT_QH, MX_Max, MX_Min, MX_Msgn, MX_Mul, MX_MulA)
231 (MX_MulL, MX_MulS, MX_MulSL, MX_Nor, MX_Or, MX_Pick, MX_RAC)
232 (MX_RAC_H, MX_RAC_L, MX_RAC_M, MX_RNAS, MX_RNAU, MX_RND_AS)
233 (MX_RND_AU, MX_RND_ES, MX_RND_EU, MX_RND_ZS, MX_RND_ZU, MX_RNES)
234 (MX_RNEU, MX_RZS, MX_RZU, MX_SHFL, MX_ShiftLeftLogical)
235 (MX_ShiftRightArith, MX_ShiftRightLogical, MX_Sub, MX_SubA, MX_SubL)
236 (MX_VECT_ADD, MX_VECT_ADDA, MX_VECT_ADDL, MX_VECT_AND)
237 (MX_VECT_MAX, MX_VECT_MIN, MX_VECT_MSGN, MX_VECT_MUL, MX_VECT_MULA)
238 (MX_VECT_MULL, MX_VECT_MULS, MX_VECT_MULSL, MX_VECT_NOR)
239 (MX_VECT_OR, MX_VECT_SLL, MX_VECT_SRA, MX_VECT_SRL, MX_VECT_SUB)
240 (MX_VECT_SUBA, MX_VECT_SUBL, MX_VECT_XOR, MX_WACH, MX_WACL, MX_Xor)
241 (SIM_ARGS, SIM_STATE, UnpredictableResult, fmt_mdmx, ob_fmtsel)
242 (qh_fmtsel): New macros.
243 (_sim_cpu): New member "acc".
244 (mdmx_acc_op, mdmx_cc_op, mdmx_cpr_op, mdmx_pick_op, mdmx_rac_op)
245 (mdmx_round_op, mdmx_shuffle, mdmx_wach, mdmx_wacl): New functions.
247 2002-05-01 Chris Demetriou <cgd@broadcom.com>
249 * interp.c: Use 'deprecated' rather than 'depreciated.'
250 * sim-main.h: Likewise.
252 2002-05-01 Chris Demetriou <cgd@broadcom.com>
254 * cp1.c (store_fpr): Remove #ifdef'd out call to UndefinedResult
255 which wouldn't compile anyway.
256 * sim-main.h (unpredictable_action): New function prototype.
257 (Unpredictable): Define to call igen function unpredictable().
258 (NotWordValue): New macro to call igen function not_word_value().
259 (UndefinedResult): Remove.
260 * interp.c (undefined_result): Remove.
261 (unpredictable_action): New function.
262 * mips.igen (not_word_value, unpredictable): New functions.
263 (ADD, ADDI, do_addiu, do_addu, BGEZAL, BGEZALL, BLTZAL, BLTZALL)
264 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, do_mult, do_multu)
265 (do_sra, do_srav, do_srl, do_srlv, SUB, do_subu): Invoke
266 NotWordValue() to check for unpredictable inputs, then
267 Unpredictable() to handle them.
269 2002-02-24 Chris Demetriou <cgd@broadcom.com>
271 * mips.igen: Fix formatting of calls to Unpredictable().
273 2002-04-20 Andrew Cagney <ac131313@redhat.com>
275 * interp.c (sim_open): Revert previous change.
277 2002-04-18 Alexandre Oliva <aoliva@redhat.com>
279 * interp.c (sim_open): Disable chunk of code that wrote code in
280 vector table entries.
282 2002-03-19 Chris Demetriou <cgd@broadcom.com>
284 * cp1.c (FP_S_s, FP_D_s, FP_S_be, FP_D_be, FP_S_e, FP_D_e, FP_S_f)
285 (FP_D_f, FP_S_fb, FP_D_fb, FPINF_SINGLE, FPINF_DOUBLE): Remove
288 2002-03-19 Chris Demetriou <cgd@broadcom.com>
290 * cp1.c: Fix many formatting issues.
292 2002-03-19 Chris G. Demetriou <cgd@broadcom.com>
294 * cp1.c (fpu_format_name): New function to replace...
295 (DOFMT): This. Delete, and update all callers.
296 (fpu_rounding_mode_name): New function to replace...
297 (RMMODE): This. Delete, and update all callers.
299 2002-03-19 Chris G. Demetriou <cgd@broadcom.com>
301 * interp.c: Move FPU support routines from here to...
302 * cp1.c: Here. New file.
303 * Makefile.in (SIM_OBJS): Add cp1.o to object list.
306 2002-03-12 Chris Demetriou <cgd@broadcom.com>
308 * configure.in (mipsisa32*-*-*, mipsisa64*-*-*): New targets.
309 * mips.igen (mips32, mips64): New models, add to all instructions
310 and functions as appropriate.
311 (loadstore_ea, check_u64): New variant for model mips64.
312 (check_fmt_p): New variant for models mipsV and mips64, remove
313 mipsV model marking fro other variant.
316 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, SLLb): New instructions
317 for mips32 and mips64.
318 (DCLO, DCLZ): New instructions for mips64.
320 2002-03-07 Chris Demetriou <cgd@broadcom.com>
322 * mips.igen (BREAK, LUI, ORI, SYSCALL, XORI): Print
323 immediate or code as a hex value with the "%#lx" format.
324 (ANDI): Likewise, and fix printed instruction name.
326 2002-03-05 Chris Demetriou <cgd@broadcom.com>
328 * sim-main.h (UndefinedResult, Unpredictable): New macros
329 which currently do nothing.
331 2002-03-05 Chris Demetriou <cgd@broadcom.com>
333 * sim-main.h (status_UX, status_SX, status_KX, status_TS)
334 (status_PX, status_MX, status_CU0, status_CU1, status_CU2)
335 (status_CU3): New definitions.
337 * sim-main.h (ExceptionCause): Add new values for MIPS32
338 and MIPS64: MDMX, MCheck, CacheErr. Update comments
339 for DebugBreakPoint and NMIReset to note their status in
341 (SignalExceptionMDMX, SignalExceptionWatch, SignalExceptionMCheck)
342 (SignalExceptionCacheErr): New exception macros.
344 2002-03-05 Chris Demetriou <cgd@broadcom.com>
346 * mips.igen (check_fpu): Enable check for coprocessor 1 usability.
347 * sim-main.h (COP_Usable): Define, but for now coprocessor 1
349 (SignalExceptionCoProcessorUnusable): Take as argument the
350 unusable coprocessor number.
352 2002-03-05 Chris Demetriou <cgd@broadcom.com>
354 * mips.igen: Fix formatting of all SignalException calls.
356 2002-03-05 Chris Demetriou <cgd@broadcom.com>
358 * sim-main.h (SIGNEXTEND): Remove.
360 2002-03-04 Chris Demetriou <cgd@broadcom.com>
362 * mips.igen: Remove gencode comment from top of file, fix
363 spelling in another comment.
365 2002-03-04 Chris Demetriou <cgd@broadcom.com>
367 * mips.igen (check_fmt, check_fmt_p): New functions to check
368 whether specific floating point formats are usable.
369 (ABS.fmt, ADD.fmt, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
370 (FLOOR.W.fmt, MOV.fmt, MUL.fmt, NEG.fmt, RECIP.fmt, ROUND.L.fmt)
371 (ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt, TRUNC.L.fmt, TRUNC.W):
372 Use the new functions.
373 (do_c_cond_fmt): Remove format checks...
374 (C.cond.fmta, C.cond.fmtb): And move them into all callers.
376 2002-03-03 Chris Demetriou <cgd@broadcom.com>
378 * mips.igen: Fix formatting of check_fpu calls.
380 2002-03-03 Chris Demetriou <cgd@broadcom.com>
382 * mips.igen (FLOOR.L.fmt): Store correct destination register.
384 2002-03-03 Chris Demetriou <cgd@broadcom.com>
386 * mips.igen: Remove whitespace at end of lines.
388 2002-03-02 Chris Demetriou <cgd@broadcom.com>
390 * mips.igen (loadstore_ea): New function to do effective
391 address calculations.
392 (do_load, do_load_left, do_load_right, LL, LDD, PREF, do_store,
393 do_store_left, do_store_right, SC, SCD, PREFX, SWC1, SWXC1,
394 CACHE): Use loadstore_ea to do effective address computations.
396 2002-03-02 Chris Demetriou <cgd@broadcom.com>
398 * interp.c (load_word): Use EXTEND32 rather than SIGNEXTEND.
399 * mips.igen (LL, CxC1, MxC1): Likewise.
401 2002-03-02 Chris Demetriou <cgd@broadcom.com>
403 * mips.igen (LL, LLD, PREF, SC, SCD, ABS.fmt, ADD.fmt, CEIL.L.fmt,
404 CEIL.W, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt,
405 FLOOR.L.fmt, FLOOR.W.fmt, MADD.D, MADD.S, MOV.fmt, MOVtf.fmt,
406 MSUB.D, MSUB.S, MUL.fmt, NEG.fmt, NMADD.D, NMADD.S, NMSUB.D,
407 NMSUB.S, PREFX, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt,
408 SQRT.fmt, SUB.fmt, SWC1, SWXC1, TRUNC.L.fmt, TRUNC.W, CACHE):
409 Don't split opcode fields by hand, use the opcode field values
412 2002-03-01 Chris Demetriou <cgd@broadcom.com>
414 * mips.igen (do_divu): Fix spacing.
416 * mips.igen (do_dsllv): Move to be right before DSLLV,
417 to match the rest of the do_<shift> functions.
419 2002-03-01 Chris Demetriou <cgd@broadcom.com>
421 * mips.igen (do_dsll, do_dsllv, DSLL32, do_dsra, DSRA32, do_dsrl,
422 DSRL32, do_dsrlv): Trace inputs and results.
424 2002-03-01 Chris Demetriou <cgd@broadcom.com>
426 * mips.igen (CACHE): Provide instruction-printing string.
428 * interp.c (signal_exception): Comment tokens after #endif.
430 2002-02-28 Chris Demetriou <cgd@broadcom.com>
432 * mips.igen (LWXC1): Mark with filter "64,f", rather than just "32".
433 (MOVtf, MxC1, MxC1, DMxC1, DMxC1, CxC1, CxC1, SQRT.fmt, MOV.fmt,
434 NEG.fmt, ROUND.L.fmt, TRUNC.L.fmt, CEIL.L.fmt, FLOOR.L.fmt,
435 ROUND.W.fmt, TRUNC.W, CEIL.W, FLOOR.W.fmt, RECIP.fmt, RSQRT.fmt,
436 CVT.S.fmt, CVT.D.fmt, CVT.W.fmt, CVT.L.fmt, MOVtf.fmt, C.cond.fmta,
437 C.cond.fmtb, SUB.fmt, MUL.fmt, DIV.fmt, MOVZ.fmt, MOVN.fmt, LDXC1,
438 SWXC1, SDXC1, MSUB.D, MSUB.S, NMADD.S, NMADD.D, NMSUB.S, NMSUB.D,
439 LWC1, SWC1): Add "f" to filter, since these are FP instructions.
441 2002-02-28 Chris Demetriou <cgd@broadcom.com>
443 * mips.igen (DSRA32, DSRAV): Fix order of arguments in
444 instruction-printing string.
445 (LWU): Use '64' as the filter flag.
447 2002-02-28 Chris Demetriou <cgd@broadcom.com>
449 * mips.igen (SDXC1): Fix instruction-printing string.
451 2002-02-28 Chris Demetriou <cgd@broadcom.com>
453 * mips.igen (LDC1, SDC1): Remove mipsI model, and mark with
456 2002-02-27 Chris Demetriou <cgd@broadcom.com>
458 * mips.igen (PREFX): This is a 64-bit instruction, use '64'
461 2002-02-27 Chris Demetriou <cgd@broadcom.com>
463 * mips.igen (PREFX): Tweak instruction opcode fields (i.e.,
464 add a comma) so that it more closely match the MIPS ISA
465 documentation opcode partitioning.
466 (PREF): Put useful names on opcode fields, and include
467 instruction-printing string.
469 2002-02-27 Chris Demetriou <cgd@broadcom.com>
471 * mips.igen (check_u64): New function which in the future will
472 check whether 64-bit instructions are usable and signal an
473 exception if not. Currently a no-op.
474 (DADD, DADDI, DADDIU, DADDU, DDIV, DDIVU, DMULT, DMULTU, DSLL,
475 DSLL32, DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB,
476 DSUBU, LD, LDL, LDR, LLD, LWU, SCD, SD, SDL, SDR, DMxC1, LDXC1,
477 LWXC1, SDXC1, SWXC1, DMFC0, DMTC0): Use check_u64.
479 * mips.igen (check_fpu): New function which in the future will
480 check whether FPU instructions are usable and signal an exception
481 if not. Currently a no-op.
482 (ABS.fmt, ADD.fmt, BC1a, BC1b, C.cond.fmta, C.cond.fmtb,
483 CEIL.L.fmt, CEIL.W, CxC1, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt,
484 CVT.W.fmt, DIV.fmt, DMxC1, DMxC1, FLOOR.L.fmt, FLOOR.W.fmt, LDC1,
485 LDXC1, LWC1, LWXC1, MADD.D, MADD.S, MxC1, MOV.fmt, MOVtf,
486 MOVtf.fmt, MOVN.fmt, MOVZ.fmt, MSUB.D, MSUB.S, MUL.fmt, NEG.fmt,
487 NMADD.D, NMADD.S, NMSUB.D, NMSUB.S, RECIP.fmt, ROUND.L.fmt,
488 ROUND.W.fmt, RSQRT.fmt, SDC1, SDXC1, SQRT.fmt, SUB.fmt, SWC1,
489 SWXC1, TRUNC.L.fmt, TRUNC.W): Use check_fpu.
491 2002-02-27 Chris Demetriou <cgd@broadcom.com>
493 * mips.igen (do_load_left, do_load_right): Move to be immediately
495 (do_store_left, do_store_right): Move to be immediately following
498 2002-02-27 Chris Demetriou <cgd@broadcom.com>
500 * mips.igen (mipsV): New model name. Also, add it to
501 all instructions and functions where it is appropriate.
503 2002-02-18 Chris Demetriou <cgd@broadcom.com>
505 * mips.igen: For all functions and instructions, list model
506 names that support that instruction one per line.
508 2002-02-11 Chris Demetriou <cgd@broadcom.com>
510 * mips.igen: Add some additional comments about supported
511 models, and about which instructions go where.
512 (BC1b, MFC0, MTC0, RFE): Sort supported models in the same
513 order as is used in the rest of the file.
515 2002-02-11 Chris Demetriou <cgd@broadcom.com>
517 * mips.igen (ADD, ADDI, DADDI, DSUB, SUB): Add comment
518 indicating that ALU32_END or ALU64_END are there to check
520 (DADD): Likewise, but also remove previous comment about
523 2002-02-10 Chris Demetriou <cgd@broadcom.com>
525 * mips.igen (DDIV, DIV, DIVU, DMULT, DMULTU, DSLL, DSLL32,
526 DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB, DSUBU,
527 JALR, JR, MOVN, MOVZ, MTLO, MULT, MULTU, SLL, SLLV, SLT, SLTU,
528 SRAV, SRLV, SUB, SUBU, SYNC, XOR, MOVtf, DI, DMFC0, DMTC0, EI,
529 ERET, RFE, TLBP, TLBR, TLBWI, TLBWR): Tweak instruction opcode
530 fields (i.e., add and move commas) so that they more closely
531 match the MIPS ISA documentation opcode partitioning.
533 2002-02-10 Chris Demetriou <cgd@broadcom.com>
535 * mips.igen (ADDI): Print immediate value.
537 (DADDIU, DSRAV, DSRLV): Print correct instruction name.
538 (SLL): Print "nop" specially, and don't run the code
539 that does the shift for the "nop" case.
541 2001-11-17 Fred Fish <fnf@redhat.com>
543 * sim-main.h (float_operation): Move enum declaration outside
544 of _sim_cpu struct declaration.
546 2001-04-12 Jim Blandy <jimb@redhat.com>
548 * mips.igen (CFC1, CTC1): Pass the correct register numbers to
549 PENDING_FILL. Use PENDING_SCHED directly to handle the pending
551 * sim-main.h (COCIDX): Remove definition; this isn't supported by
552 PENDING_FILL, and you can get the intended effect gracefully by
553 calling PENDING_SCHED directly.
555 2001-02-23 Ben Elliston <bje@redhat.com>
557 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Only define if not
558 already defined elsewhere.
560 2001-02-19 Ben Elliston <bje@redhat.com>
562 * sim-main.h (sim_monitor): Return an int.
563 * interp.c (sim_monitor): Add return values.
564 (signal_exception): Handle error conditions from sim_monitor.
566 2001-02-08 Ben Elliston <bje@redhat.com>
568 * sim-main.c (load_memory): Pass cia to sim_core_read* functions.
569 (store_memory): Likewise, pass cia to sim_core_write*.
571 2000-10-19 Frank Ch. Eigler <fche@redhat.com>
573 On advice from Chris G. Demetriou <cgd@sibyte.com>:
574 * sim-main.h (GPR_CLEAR): Remove unused alternative macro.
576 Thu Jul 27 22:02:05 2000 Andrew Cagney <cagney@b1.cygnus.com>
578 From Maciej W. Rozycki <macro@ds2.pg.gda.pl>:
579 * Makefile.in: Don't delete *.igen when cleaning directory.
581 Wed Jul 19 18:50:51 2000 Andrew Cagney <cagney@b1.cygnus.com>
583 * m16.igen (break): Call SignalException not sim_engine_halt.
585 Mon Jul 3 11:13:20 2000 Andrew Cagney <cagney@b1.cygnus.com>
588 * mips.igen (MOVZ.fmt, MOVN.fmt): Move conditional on GPR[RT].
590 Tue Jun 13 20:52:07 2000 Andrew Cagney <cagney@b1.cygnus.com>
592 * mips.igen (MxC1, DMxC1): Fix printf formatting.
594 2000-05-24 Michael Hayes <mhayes@cygnus.com>
596 * mips.igen (do_dmultx): Fix typo.
598 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
600 * configure: Regenerated to track ../common/aclocal.m4 changes.
602 Fri Apr 28 20:48:36 2000 Andrew Cagney <cagney@b1.cygnus.com>
604 * mips.igen (DMxC1): Fix format arguments for sim_io_eprintf call.
606 2000-04-12 Frank Ch. Eigler <fche@redhat.com>
608 * sim-main.h (GPR_CLEAR): Define macro.
610 Mon Apr 10 00:07:09 2000 Andrew Cagney <cagney@b1.cygnus.com>
612 * interp.c (decode_coproc): Output long using %lx and not %s.
614 2000-03-21 Frank Ch. Eigler <fche@redhat.com>
616 * interp.c (sim_open): Sort & extend dummy memory regions for
617 --board=jmr3904 for eCos.
619 2000-03-02 Frank Ch. Eigler <fche@redhat.com>
621 * configure: Regenerated.
623 Tue Feb 8 18:35:01 2000 Donald Lindsay <dlindsay@hound.cygnus.com>
625 * interp.c, mips.igen: all 5 DEADC0DE situations now have sim_io_eprintf
626 calls, conditional on the simulator being in verbose mode.
628 Fri Feb 4 09:45:15 2000 Donald Lindsay <dlindsay@cygnus.com>
630 * sim-main.c (cache_op): Added case arm so that CACHE ops to a secondary
631 cache don't get ReservedInstruction traps.
633 1999-11-29 Mark Salter <msalter@cygnus.com>
635 * dv-tx3904sio.c (tx3904sio_io_write_buffer): Use write value as a mask
636 to clear status bits in sdisr register. This is how the hardware works.
638 * interp.c (sim_open): Added more memory aliases for jmr3904 hardware
639 being used by cygmon.
641 1999-11-11 Andrew Haley <aph@cygnus.com>
643 * interp.c (decode_coproc): Correctly handle DMFC0 and DMTC0
646 Thu Sep 9 15:12:08 1999 Geoffrey Keating <geoffk@cygnus.com>
648 * mips.igen (MULT): Correct previous mis-applied patch.
650 Tue Sep 7 13:34:54 1999 Geoffrey Keating <geoffk@cygnus.com>
652 * mips.igen (delayslot32): Handle sequence like
653 mtc1 $at,$f12 ; jal fp_add ; mov.s $f13,$f12
654 correctly by calling ENGINE_ISSUE_PREFIX_HOOK() before issue.
655 (MULT): Actually pass the third register...
657 1999-09-03 Mark Salter <msalter@cygnus.com>
659 * interp.c (sim_open): Added more memory aliases for additional
660 hardware being touched by cygmon on jmr3904 board.
662 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
664 * configure: Regenerated to track ../common/aclocal.m4 changes.
666 Tue Jul 27 16:36:51 1999 Andrew Cagney <cagney@amy.cygnus.com>
668 * interp.c (sim_store_register): Handle case where client - GDB -
669 specifies that a 4 byte register is 8 bytes in size.
670 (sim_fetch_register): Ditto.
672 1999-07-14 Frank Ch. Eigler <fche@cygnus.com>
674 Implement "sim firmware" option, inspired by jimb's version of 1998-01.
675 * interp.c (firmware_option_p): New global flag: "sim firmware" given.
676 (idt_monitor_base): Base address for IDT monitor traps.
677 (pmon_monitor_base): Ditto for PMON.
678 (lsipmon_monitor_base): Ditto for LSI PMON.
679 (MONITOR_BASE, MONITOR_SIZE): Removed macros.
680 (mips_option): Add "firmware" option with new OPTION_FIRMWARE key.
681 (sim_firmware_command): New function.
682 (mips_option_handler): Call it for OPTION_FIRMWARE.
683 (sim_open): Allocate memory for idt_monitor region. If "--board"
684 option was given, add no monitor by default. Add BREAK hooks only if
685 monitors are also there.
687 Mon Jul 12 00:02:27 1999 Andrew Cagney <cagney@amy.cygnus.com>
689 * interp.c (sim_monitor): Flush output before reading input.
691 Sun Jul 11 19:28:11 1999 Andrew Cagney <cagney@b1.cygnus.com>
693 * tconfig.in (SIM_HANDLES_LMA): Always define.
695 Thu Jul 8 16:06:59 1999 Andrew Cagney <cagney@b1.cygnus.com>
697 From Mark Salter <msalter@cygnus.com>:
698 * interp.c (BOARD_BSP): Define. Add to list of possible boards.
699 (sim_open): Add setup for BSP board.
701 Wed Jul 7 12:45:58 1999 Andrew Cagney <cagney@b1.cygnus.com>
703 * mips.igen (MULT, MULTU): Add syntax for two operand version.
704 (DMFC0, DMTC0): Recognize. Call DecodeCoproc which will report
705 them as unimplemented.
707 1999-05-08 Felix Lee <flee@cygnus.com>
709 * configure: Regenerated to track ../common/aclocal.m4 changes.
711 1999-04-21 Frank Ch. Eigler <fche@cygnus.com>
713 * mips.igen (bc0f): For the TX39 only, decode this as a no-op stub.
715 Thu Apr 15 14:15:17 1999 Andrew Cagney <cagney@amy.cygnus.com>
717 * configure.in: Any mips64vr5*-*-* target should have
718 -DTARGET_ENABLE_FR=1.
719 (default_endian): Any mips64vr*el-*-* target should default to
721 * configure: Re-generate.
723 1999-02-19 Gavin Romig-Koch <gavin@cygnus.com>
725 * mips.igen (ldl): Extend from _16_, not 32.
727 Wed Jan 27 18:51:38 1999 Andrew Cagney <cagney@chook.cygnus.com>
729 * interp.c (sim_store_register): Force registers written to by GDB
730 into an un-interpreted state.
732 1999-02-05 Frank Ch. Eigler <fche@cygnus.com>
734 * dv-tx3904sio.c (tx3904sio_tickle): After a polled I/O from the
735 CPU, start periodic background I/O polls.
736 (tx3904sio_poll): New function: periodic I/O poller.
738 1998-12-30 Frank Ch. Eigler <fche@cygnus.com>
740 * mips.igen (BREAK): Call signal_exception instead of sim_engine_halt.
742 Tue Dec 29 16:03:53 1998 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
744 * configure.in, configure (mips64vr5*-*-*): Added missing ;; in
747 1998-12-29 Frank Ch. Eigler <fche@cygnus.com>
749 * interp.c (sim_open): Allocate jm3904 memory in smaller chunks.
750 (load_word): Call SIM_CORE_SIGNAL hook on error.
751 (signal_exception): Call SIM_CPU_EXCEPTION_TRIGGER hook before
752 starting. For exception dispatching, pass PC instead of NULL_CIA.
753 (decode_coproc): Use COP0_BADVADDR to store faulting address.
754 * sim-main.h (COP0_BADVADDR): Define.
755 (SIM_CORE_SIGNAL): Define hook to call mips_core_signal.
756 (SIM_CPU_EXCEPTION*): Define hooks to call mips_cpu_exception*().
757 (_sim_cpu): Add exc_* fields to store register value snapshots.
758 * mips.igen (*): Replace memory-related SignalException* calls
759 with references to SIM_CORE_SIGNAL hook.
761 * dv-tx3904irc.c (tx3904irc_port_event): printf format warning
763 * sim-main.c (*): Minor warning cleanups.
765 1998-12-24 Gavin Romig-Koch <gavin@cygnus.com>
767 * m16.igen (DADDIU5): Correct type-o.
769 Mon Dec 21 10:34:48 1998 Andrew Cagney <cagney@chook>
771 * mips.igen (do_ddiv, do_ddivu): Pacify GCC. Update hi/lo via tmp
774 Wed Dec 16 18:20:28 1998 Andrew Cagney <cagney@chook>
776 * Makefile.in (SIM_EXTRA_CFLAGS): No longer need to add .../newlib
778 (interp.o): Add dependency on itable.h
779 (oengine.c, gencode): Delete remaining references.
780 (BUILT_SRC_FROM_GEN): Clean up.
782 1998-12-16 Gavin Romig-Koch <gavin@cygnus.com>
785 * Makefile.in (SIM_HACK_OBJ,HACK_OBJS,HACK_GEN_SRCS,libhack.a,
786 tmp-hack,tmp-m32-hack,tmp-m16-hack,tmp-itable-hack,
788 * m16.igen (LD,DADDIU,DADDUI5,DADJSP,DADDIUSP,DADDI,DADDU,DSUBU,
789 DSLL,DSRL,DSRA,DSLLV,DSRAV,DMULT,DMULTU,DDIV,DDIVU,JALX32,JALX):
790 Drop the "64" qualifier to get the HACK generator working.
791 Use IMMEDIATE rather than IMMED. Use SHAMT rather than SHIFT.
792 * mips.igen (do_daddiu,do_ddiv,do_divu): Remove the 64-only
793 qualifier to get the hack generator working.
794 (do_dsll,do_dsllv,do_dsra,do_dsrl,do_dsrlv): New.
796 (DSLLV): Use do_dsllv.
799 (DSRLV): Use do_dsrlv.
800 (BC1): Move *vr4100 to get the HACK generator working.
801 (CxC1, DMxC1, MxC1,MACCU,MACCHI,MACCHIU): Rename to
802 get the HACK generator working.
803 (MACC) Rename to get the HACK generator working.
804 (DMACC,MACCS,DMACCS): Add the 64.
806 1998-12-12 Gavin Romig-Koch <gavin@cygnus.com>
808 * mips.igen (BC1): Renamed to BC1a and BC1b to avoid conflicts.
809 * sim-main.h (SizeFGR): Handle TARGET_ENABLE_FR.
811 1998-12-11 Gavin Romig-Koch <gavin@cygnus.com>
813 * mips/interp.c (DEBUG): Cleanups.
815 1998-12-10 Frank Ch. Eigler <fche@cygnus.com>
817 * dv-tx3904sio.c (tx3904sio_io_read_buffer): Endianness fixes.
818 (tx3904sio_tickle): fflush after a stdout character output.
820 1998-12-03 Frank Ch. Eigler <fche@cygnus.com>
822 * interp.c (sim_close): Uninstall modules.
824 Wed Nov 25 13:41:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
826 * sim-main.h, interp.c (sim_monitor): Change to global
829 Wed Nov 25 17:33:24 1998 Andrew Cagney <cagney@b1.cygnus.com>
831 * configure.in (vr4100): Only include vr4100 instructions in
833 * configure: Re-generate.
834 * m16.igen (*): Tag all mips16 instructions as also being vr4100.
836 Mon Nov 23 18:20:36 1998 Andrew Cagney <cagney@b1.cygnus.com>
838 * Makefile.in (SIM_CFLAGS): Do not define WITH_IGEN.
839 * sim-main.h, sim-main.c, interp.c: Delete #if WITH_IGEN keeping
842 * configure.in (sim_default_gen, sim_use_gen): Replace with
844 (--enable-sim-igen): Delete config option. Always using IGEN.
845 * configure: Re-generate.
847 * Makefile.in (gencode): Kill, kill, kill.
850 Mon Nov 23 18:07:36 1998 Andrew Cagney <cagney@b1.cygnus.com>
852 * configure.in: Configure mips64vr4100-elf nee mips64vr41* as a 64
853 bit mips16 igen simulator.
854 * configure: Re-generate.
856 * mips.igen (check_div_hilo, check_mult_hilo, check_mf_hilo): Mark
857 as part of vr4100 ISA.
858 * vr.igen: Mark all instructions as 64 bit only.
860 Mon Nov 23 17:07:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
862 * interp.c (get_cell, sim_monitor, fetch_str, CoProcPresent):
865 Mon Nov 23 13:23:40 1998 Andrew Cagney <cagney@b1.cygnus.com>
867 * configure.in: Configure mips-lsi-elf nee mips*lsi* as a
868 mipsIII/mips16 igen simulator. Fix sim_gen VS sim_igen typos.
869 * configure: Re-generate.
871 * m16.igen (BREAK): Define breakpoint instruction.
872 (JALX32): Mark instruction as mips16 and not r3900.
873 * mips.igen (C.cond.fmt): Fix typo in instruction format.
875 * sim-main.h (PENDING_FILL): Wrap C statements in do/while.
877 Sat Nov 7 09:54:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
879 * gencode.c (build_instruction - BREAK): For MIPS16, handle BREAK
880 insn as a debug breakpoint.
882 * sim-main.h (PENDING_SLOT_BIT): Fix, was incorrectly defined as
884 (PENDING_SCHED): Clean up trace statement.
885 (PENDING_SCHED): Increment PENDING_IN and PENDING_TOTAL.
886 (PENDING_FILL): Delay write by only one cycle.
887 (PENDING_FILL): For FSRs, write fmt_uninterpreted to FPR_STATE.
889 * sim-main.c (pending_tick): Clean up trace statements. Add trace
891 (pending_tick): Fix sizes in switch statements, 4 & 8 instead of
893 (pending_tick): Move incrementing of index to FOR statement.
894 (pending_tick): Only update PENDING_OUT after a write has occured.
896 * configure.in: Add explicit mips-lsi-* target. Use gencode to
898 * configure: Re-generate.
900 * interp.c (sim_engine_run OLD): Delete explicit call to
901 PENDING_TICK. Now called via ENGINE_ISSUE_PREFIX_HOOK.
903 Sat Oct 30 09:49:10 1998 Frank Ch. Eigler <fche@cygnus.com>
905 * dv-tx3904cpu.c (deliver_tx3904cpu_interrupt): Add dummy
906 interrupt level number to match changed SignalExceptionInterrupt
909 Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
911 * interp.c: #include "itable.h" if WITH_IGEN.
912 (get_insn_name): New function.
913 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
914 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
916 Mon Sep 14 12:36:44 1998 Frank Ch. Eigler <fche@cygnus.com>
918 * configure: Rebuilt to inhale new common/aclocal.m4.
920 Tue Sep 1 15:39:18 1998 Frank Ch. Eigler <fche@cygnus.com>
922 * dv-tx3904sio.c: Include sim-assert.h.
924 Tue Aug 25 12:49:46 1998 Frank Ch. Eigler <fche@cygnus.com>
926 * dv-tx3904sio.c: New file: tx3904 serial I/O module.
927 * configure.in: Add dv-tx3904sio, dv-sockser for tx39 target.
928 Reorganize target-specific sim-hardware checks.
929 * configure: rebuilt.
930 * interp.c (sim_open): For tx39 target boards, set
931 OPERATING_ENVIRONMENT, add tx3904sio devices.
932 * tconfig.in: For tx39 target, set SIM_HANDLES_LMA for loading
933 ROM executables. Install dv-sockser into sim-modules list.
935 * dv-tx3904irc.c: Compiler warning clean-up.
936 * dv-tx3904tmr.c: Compiler warning clean-up. Remove particularly
937 frequent hw-trace messages.
939 Fri Jul 31 18:14:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
941 * vr.igen (MulAcc): Identify as a vr4100 specific function.
943 Sat Jul 25 16:03:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
945 * Makefile.in (IGEN_INCLUDE): Add vr.igen.
948 (MAC/MADD16, DMAC/DMADD16): Implement using code from gencode.c.
949 * mips.igen: Define vr4100 model. Include vr.igen.
950 Mon Jun 29 09:21:07 1998 Gavin Koch <gavin@cygnus.com>
952 * mips.igen (check_mf_hilo): Correct check.
954 Wed Jun 17 12:20:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
956 * sim-main.h (interrupt_event): Add prototype.
958 * dv-tx3904tmr.c (tx3904tmr_io_write_buffer): Delete unused
959 register_ptr, register_value.
960 (deliver_tx3904tmr_tick): Fix types passed to printf fmt.
962 * sim-main.h (tracefh): Make extern.
964 Tue Jun 16 14:39:00 1998 Frank Ch. Eigler <fche@cygnus.com>
966 * dv-tx3904tmr.c: Deschedule timer event after dispatching.
967 Reduce unnecessarily high timer event frequency.
968 * dv-tx3904cpu.c: Ditto for interrupt event.
970 Wed Jun 10 13:22:32 1998 Frank Ch. Eigler <fche@cygnus.com>
972 * interp.c (decode_coproc): For TX39, add stub COP0 register #7,
974 (interrupt_event): Made non-static.
976 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Correct accidental
977 interchange of configuration values for external vs. internal
980 Tue Jun 9 12:46:24 1998 Ian Carmichael <iancarm@cygnus.com>
982 * mips.igen (BREAK): Moved code to here for
983 simulator-reserved break instructions.
984 * gencode.c (build_instruction): Ditto.
985 * interp.c (signal_exception): Code moved from here. Non-
986 reserved instructions now use exception vector, rather
988 * sim-main.h: Moved magic constants to here.
990 Tue Jun 9 12:29:50 1998 Frank Ch. Eigler <fche@cygnus.com>
992 * dv-tx3904cpu.c (deliver_*_interrupt,*_port_event): Set the CAUSE
993 register upon non-zero interrupt event level, clear upon zero
995 * dv-tx3904irc.c (*_port_event): Handle deactivated interrupt signal
996 by passing zero event value.
997 (*_io_{read,write}_buffer): Endianness fixes.
998 * dv-tx3904tmr.c (*_io_{read,write}_buffer): Endianness fixes.
999 (deliver_*_tick): Reduce sim event interval to 75% of count interval.
1001 * interp.c (sim_open): Added jmr3904pal board type that adds PAL-based
1002 serial I/O and timer module at base address 0xFFFF0000.
1004 Tue Jun 9 11:52:29 1998 Gavin Koch <gavin@cygnus.com>
1006 * mips.igen (SWC1) : Correct the handling of ReverseEndian
1009 Tue Jun 9 11:40:57 1998 Gavin Koch <gavin@cygnus.com>
1011 * configure.in (mips_fpu_bitsize) : Set this correctly for 32-bit mips
1013 * configure: Update.
1015 Thu Jun 4 15:37:33 1998 Frank Ch. Eigler <fche@cygnus.com>
1017 * dv-tx3904tmr.c: New file - implements tx3904 timer.
1018 * dv-tx3904{irc,cpu}.c: Mild reformatting.
1019 * configure.in: Include tx3904tmr in hw_device list.
1020 * configure: Rebuilt.
1021 * interp.c (sim_open): Instantiate three timer instances.
1022 Fix address typo of tx3904irc instance.
1024 Tue Jun 2 15:48:02 1998 Ian Carmichael <iancarm@cygnus.com>
1026 * interp.c (signal_exception): SystemCall exception now uses
1027 the exception vector.
1029 Mon Jun 1 18:18:26 1998 Frank Ch. Eigler <fche@cygnus.com>
1031 * interp.c (decode_coproc): For TX39, add stub COP0 register #3,
1034 Fri May 29 11:40:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
1036 * configure.in (sim_igen_filter): Match mips*tx39 not mipst*tx39.
1038 Mon May 25 20:47:45 1998 Andrew Cagney <cagney@b1.cygnus.com>
1040 * dv-tx3904cpu.c, dv-tx3904irc.c: Rename *_callback to *_method.
1042 * dv-tx3904cpu.c, dv-tx3904irc.c: Include hw-main.h and
1043 sim-main.h. Declare a struct hw_descriptor instead of struct
1044 hw_device_descriptor.
1046 Mon May 25 12:41:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
1048 * mips.igen (do_store_left, do_load_left): Compute nr of left and
1049 right bits and then re-align left hand bytes to correct byte
1050 lanes. Fix incorrect computation in do_store_left when loading
1051 bytes from second word.
1053 Fri May 22 13:34:20 1998 Andrew Cagney <cagney@b1.cygnus.com>
1055 * configure.in (SIM_AC_OPTION_HARDWARE): Only enable when tx3904.
1056 * interp.c (sim_open): Only create a device tree when HW is
1059 * dv-tx3904irc.c (tx3904irc_finish): Pacify GCC.
1060 * interp.c (signal_exception): Ditto.
1062 Thu May 21 14:24:11 1998 Gavin Koch <gavin@cygnus.com>
1064 * gencode.c: Mark BEGEZALL as LIKELY.
1066 Thu May 21 18:57:19 1998 Andrew Cagney <cagney@b1.cygnus.com>
1068 * sim-main.h (ALU32_END): Sign extend 32 bit results.
1069 * mips.igen (ADD, SUB, ADDI, DADD, DSUB): Trace.
1071 Mon May 18 18:22:42 1998 Frank Ch. Eigler <fche@cygnus.com>
1073 * configure.in (SIM_AC_OPTION_HARDWARE): Added common hardware
1074 modules. Recognize TX39 target with "mips*tx39" pattern.
1075 * configure: Rebuilt.
1076 * sim-main.h (*): Added many macros defining bits in
1077 TX39 control registers.
1078 (SignalInterrupt): Send actual PC instead of NULL.
1079 (SignalNMIReset): New exception type.
1080 * interp.c (board): New variable for future use to identify
1081 a particular board being simulated.
1082 (mips_option_handler,mips_options): Added "--board" option.
1083 (interrupt_event): Send actual PC.
1084 (sim_open): Make memory layout conditional on board setting.
1085 (signal_exception): Initial implementation of hardware interrupt
1086 handling. Accept another break instruction variant for simulator
1088 (decode_coproc): Implement RFE instruction for TX39.
1089 (mips.igen): Decode RFE instruction as such.
1090 * configure.in (tx3904cpu,tx3904irc): Added devices for tx3904.
1091 * interp.c: Define "jmr3904" and "jmr3904debug" board types and
1092 bbegin to implement memory map.
1093 * dv-tx3904cpu.c: New file.
1094 * dv-tx3904irc.c: New file.
1096 Wed May 13 14:40:11 1998 Gavin Koch <gavin@cygnus.com>
1098 * mips.igen (check_mt_hilo): Create a separate r3900 version.
1100 Wed May 13 14:11:46 1998 Gavin Koch <gavin@cygnus.com>
1102 * tx.igen (madd,maddu): Replace calls to check_op_hilo
1103 with calls to check_div_hilo.
1105 Wed May 13 09:59:27 1998 Gavin Koch <gavin@cygnus.com>
1107 * mips/mips.igen (check_op_hilo,check_mult_hilo,check_div_hilo):
1108 Replace check_op_hilo with check_mult_hilo and check_div_hilo.
1109 Add special r3900 version of do_mult_hilo.
1110 (do_dmultx,do_mult,do_multu): Replace calls to check_op_hilo
1111 with calls to check_mult_hilo.
1112 (do_ddiv,do_ddivu,do_div,do_divu): Replace calls to check_op_hilo
1113 with calls to check_div_hilo.
1115 Tue May 12 15:22:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
1117 * configure.in (SUBTARGET_R3900): Define for mipstx39 target.
1118 Document a replacement.
1120 Fri May 8 17:48:19 1998 Ian Carmichael <iancarm@cygnus.com>
1122 * interp.c (sim_monitor): Make mon_printf work.
1124 Wed May 6 19:42:19 1998 Doug Evans <devans@canuck.cygnus.com>
1126 * sim-main.h (INSN_NAME): New arg `cpu'.
1128 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
1130 * configure: Regenerated to track ../common/aclocal.m4 changes.
1132 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
1134 * configure: Regenerated to track ../common/aclocal.m4 changes.
1137 Sun Apr 26 15:20:01 1998 Tom Tromey <tromey@cygnus.com>
1139 * acconfig.h: New file.
1140 * configure.in: Reverted change of Apr 24; use sinclude again.
1142 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
1144 * configure: Regenerated to track ../common/aclocal.m4 changes.
1147 Fri Apr 24 11:19:20 1998 Tom Tromey <tromey@cygnus.com>
1149 * configure.in: Don't call sinclude.
1151 Fri Apr 24 11:35:01 1998 Andrew Cagney <cagney@chook.cygnus.com>
1153 * mips.igen (do_store_left): Pass 0 not NULL to store_memory.
1155 Tue Apr 21 11:59:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1157 * mips.igen (ERET): Implement.
1159 * interp.c (decode_coproc): Return sign-extended EPC.
1161 * mips.igen (ANDI, LUI, MFC0): Add tracing code.
1163 * interp.c (signal_exception): Do not ignore Trap.
1164 (signal_exception): On TRAP, restart at exception address.
1165 (HALT_INSTRUCTION, HALT_INSTRUCTION_MASK): Define.
1166 (signal_exception): Update.
1167 (sim_open): Patch V_COMMON interrupt vector with an abort sequence
1168 so that TRAP instructions are caught.
1170 Mon Apr 20 11:26:55 1998 Andrew Cagney <cagney@b1.cygnus.com>
1172 * sim-main.h (struct hilo_access, struct hilo_history): Define,
1173 contains HI/LO access history.
1174 (struct _sim_cpu): Make hiaccess and loaccess of type hilo_access.
1175 (HIACCESS, LOACCESS): Delete, replace with
1176 (HIHISTORY, LOHISTORY): New macros.
1177 (CHECKHILO): Delete all, moved to mips.igen
1179 * gencode.c (build_instruction): Do not generate checks for
1180 correct HI/LO register usage.
1182 * interp.c (old_engine_run): Delete checks for correct HI/LO
1185 * mips.igen (check_mt_hilo, check_mf_hilo, check_op_hilo,
1186 check_mf_cycles): New functions.
1187 (do_mfhi, do_mflo, "mthi", "mtlo", do_ddiv, do_ddivu, do_div,
1188 do_divu, domultx, do_mult, do_multu): Use.
1190 * tx.igen ("madd", "maddu"): Use.
1192 Wed Apr 15 18:31:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
1194 * mips.igen (DSRAV): Use function do_dsrav.
1195 (SRAV): Use new function do_srav.
1197 * m16.igen (BEQZ, BNEZ): Compare GPR[TRX] not GPR[RX].
1198 (B): Sign extend 11 bit immediate.
1199 (EXT-B*): Shift 16 bit immediate left by 1.
1200 (ADDIU*): Don't sign extend immediate value.
1202 Wed Apr 15 10:32:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
1204 * m16run.c (sim_engine_run): Restore CIA after handling an event.
1206 * sim-main.h (DELAY_SLOT, NULLIFY_NEXT_INSTRUCTION): For IGEN, use
1209 * mips.igen (delayslot32, nullify_next_insn): New functions.
1210 (m16.igen): Always include.
1211 (do_*): Add more tracing.
1213 * m16.igen (delayslot16): Add NIA argument, could be called by a
1214 32 bit MIPS16 instruction.
1216 * interp.c (ifetch16): Move function from here.
1217 * sim-main.c (ifetch16): To here.
1219 * sim-main.c (ifetch16, ifetch32): Update to match current
1220 implementations of LH, LW.
1221 (signal_exception): Don't print out incorrect hex value of illegal
1224 Wed Apr 15 00:17:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
1226 * m16run.c (sim_engine_run): Use IMEM16 and IMEM32 to fetch an
1229 * m16.igen: Implement MIPS16 instructions.
1231 * mips.igen (do_addiu, do_addu, do_and, do_daddiu, do_daddu,
1232 do_ddiv, do_ddivu, do_div, do_divu, do_dmultx, do_dmultu, do_srav,
1233 do_dsubu, do_mfhi, do_mflo, do_mult, do_multu, do_nor, do_or,
1234 do_sll, do_sllv, do_slt, do_slti, do_sltiu, do_sltu, do_sra,
1235 do_srl, do_srlv, do_subu, do_xor, do_xori): New functions. Move
1236 bodies of corresponding code from 32 bit insn to these. Also used
1237 by MIPS16 versions of functions.
1239 * sim-main.h (RAIDX, T8IDX, T8, SPIDX): Define.
1240 (IMEM16): Drop NR argument from macro.
1242 Sat Apr 4 22:39:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1244 * Makefile.in (SIM_OBJS): Add sim-main.o.
1246 * sim-main.h (address_translation, load_memory, store_memory,
1247 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Mark
1249 (pr_addr, pr_uword64): Declare.
1250 (sim-main.c): Include when H_REVEALS_MODULE_P.
1252 * interp.c (address_translation, load_memory, store_memory,
1253 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Move
1255 * sim-main.c: To here. Fix compilation problems.
1257 * configure.in: Enable inlining.
1258 * configure: Re-config.
1260 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
1262 * configure: Regenerated to track ../common/aclocal.m4 changes.
1264 Fri Apr 3 04:32:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
1266 * mips.igen: Include tx.igen.
1267 * Makefile.in (IGEN_INCLUDE): Add tx.igen.
1268 * tx.igen: New file, contains MADD and MADDU.
1270 * interp.c (load_memory): When shifting bytes, use LOADDRMASK not
1271 the hardwired constant `7'.
1272 (store_memory): Ditto.
1273 (LOADDRMASK): Move definition to sim-main.h.
1275 mips.igen (MTC0): Enable for r3900.
1278 mips.igen (do_load_byte): Delete.
1279 (do_load, do_store, do_load_left, do_load_write, do_store_left,
1280 do_store_right): New functions.
1281 (SW*, LW*, SD*, LD*, SH, LH, SB, LB): Use.
1283 configure.in: Let the tx39 use igen again.
1286 Thu Apr 2 10:59:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
1288 * interp.c (sim_monitor): get_mem_info returns a 4 byte quantity,
1289 not an address sized quantity. Return zero for cache sizes.
1291 Wed Apr 1 23:47:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
1293 * mips.igen (r3900): r3900 does not support 64 bit integer
1296 Mon Mar 30 14:46:05 1998 Gavin Koch <gavin@cygnus.com>
1298 * configure.in (mipstx39*-*-*): Use gencode simulator rather
1300 * configure : Rebuild.
1302 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
1304 * configure: Regenerated to track ../common/aclocal.m4 changes.
1306 Fri Mar 27 15:01:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1308 * interp.c (mips_option_handler): Iterate over MAX_NR_PROCESSORS.
1310 Wed Mar 25 16:44:27 1998 Ian Carmichael <iancarm@cygnus.com>
1312 * configure: Regenerated to track ../common/aclocal.m4 changes.
1313 * config.in: Regenerated to track ../common/aclocal.m4 changes.
1315 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
1317 * configure: Regenerated to track ../common/aclocal.m4 changes.
1319 Wed Mar 25 10:05:46 1998 Andrew Cagney <cagney@b1.cygnus.com>
1321 * interp.c (Max, Min): Comment out functions. Not yet used.
1323 Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
1325 * configure: Regenerated to track ../common/aclocal.m4 changes.
1327 Tue Mar 17 19:05:20 1998 Frank Ch. Eigler <fche@cygnus.com>
1329 * Makefile.in (MIPS_EXTRA_LIBS, SIM_EXTRA_LIBS): Added
1330 configurable settings for stand-alone simulator.
1332 * configure.in: Added X11 search, just in case.
1334 * configure: Regenerated.
1336 Wed Mar 11 14:09:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
1338 * interp.c (sim_write, sim_read, load_memory, store_memory):
1339 Replace sim_core_*_map with read_map, write_map, exec_map resp.
1341 Tue Mar 3 13:58:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
1343 * sim-main.h (GETFCC): Return an unsigned value.
1345 Tue Mar 3 13:21:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
1347 * mips.igen (DIV): Fix check for -1 / MIN_INT.
1348 (DADD): Result destination is RD not RT.
1350 Fri Feb 27 13:49:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
1352 * sim-main.h (HIACCESS, LOACCESS): Always define.
1354 * mdmx.igen (Maxi, Mini): Rename Max, Min.
1356 * interp.c (sim_info): Delete.
1358 Fri Feb 27 18:41:01 1998 Doug Evans <devans@canuck.cygnus.com>
1360 * interp.c (DECLARE_OPTION_HANDLER): Use it.
1361 (mips_option_handler): New argument `cpu'.
1362 (sim_open): Update call to sim_add_option_table.
1364 Wed Feb 25 18:56:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
1366 * mips.igen (CxC1): Add tracing.
1368 Fri Feb 20 17:43:21 1998 Andrew Cagney <cagney@b1.cygnus.com>
1370 * sim-main.h (Max, Min): Declare.
1372 * interp.c (Max, Min): New functions.
1374 * mips.igen (BC1): Add tracing.
1376 Thu Feb 19 14:50:00 1998 John Metzler <jmetzler@cygnus.com>
1378 * interp.c Added memory map for stack in vr4100
1380 Thu Feb 19 10:21:21 1998 Gavin Koch <gavin@cygnus.com>
1382 * interp.c (load_memory): Add missing "break"'s.
1384 Tue Feb 17 12:45:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
1386 * interp.c (sim_store_register, sim_fetch_register): Pass in
1387 length parameter. Return -1.
1389 Tue Feb 10 11:57:40 1998 Ian Carmichael <iancarm@cygnus.com>
1391 * interp.c: Added hardware init hook, fixed warnings.
1393 Sat Feb 7 17:16:20 1998 Andrew Cagney <cagney@b1.cygnus.com>
1395 * Makefile.in (itable.h itable.c): Depend on SIM_@sim_gen@_ALL.
1397 Tue Feb 3 11:36:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
1399 * interp.c (ifetch16): New function.
1401 * sim-main.h (IMEM32): Rename IMEM.
1402 (IMEM16_IMMED): Define.
1404 (DELAY_SLOT): Update.
1406 * m16run.c (sim_engine_run): New file.
1408 * m16.igen: All instructions except LB.
1409 (LB): Call do_load_byte.
1410 * mips.igen (do_load_byte): New function.
1411 (LB): Call do_load_byte.
1413 * mips.igen: Move spec for insn bit size and high bit from here.
1414 * Makefile.in (tmp-igen, tmp-m16): To here.
1416 * m16.dc: New file, decode mips16 instructions.
1418 * Makefile.in (SIM_NO_ALL): Define.
1419 (tmp-m16): Generate both 16 bit and 32 bit simulator engines.
1421 Tue Feb 3 11:28:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
1423 * configure.in (mips_fpu_bitsize): For tx39, restrict floating
1424 point unit to 32 bit registers.
1425 * configure: Re-generate.
1427 Sun Feb 1 15:47:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
1429 * configure.in (sim_use_gen): Make IGEN the default simulator
1430 generator for generic 32 and 64 bit mips targets.
1431 * configure: Re-generate.
1433 Sun Feb 1 16:52:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
1435 * sim-main.h (SizeFGR): Determine from floating-point and not gpr
1438 * interp.c (sim_fetch_register, sim_store_register): Read/write
1439 FGR from correct location.
1440 (sim_open): Set size of FGR's according to
1441 WITH_TARGET_FLOATING_POINT_BITSIZE.
1443 * sim-main.h (FGR): Store floating point registers in a separate
1446 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
1448 * configure: Regenerated to track ../common/aclocal.m4 changes.
1450 Tue Feb 3 00:10:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1452 * interp.c (ColdReset): Call PENDING_INVALIDATE.
1454 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Call PENDING_TICK.
1456 * interp.c (pending_tick): New function. Deliver pending writes.
1458 * sim-main.h (PENDING_FILL, PENDING_TICK, PENDING_SCHED,
1459 PENDING_BIT, PENDING_INVALIDATE): Re-write pipeline code so that
1460 it can handle mixed sized quantites and single bits.
1462 Mon Feb 2 17:43:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
1464 * interp.c (oengine.h): Do not include when building with IGEN.
1465 (sim_open): Replace GPRLEN by WITH_TARGET_WORD_BITSIZE.
1466 (sim_info): Ditto for PROCESSOR_64BIT.
1467 (sim_monitor): Replace ut_reg with unsigned_word.
1468 (*): Ditto for t_reg.
1469 (LOADDRMASK): Define.
1470 (sim_open): Remove defunct check that host FP is IEEE compliant,
1471 using software to emulate floating point.
1472 (value_fpr, ...): Always compile, was conditional on HASFPU.
1474 Sun Feb 1 11:15:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
1476 * sim-main.h (sim_state): Make the cpu array MAX_NR_PROCESSORS in
1479 * interp.c (SD, CPU): Define.
1480 (mips_option_handler): Set flags in each CPU.
1481 (interrupt_event): Assume CPU 0 is the one being iterrupted.
1482 (sim_close): Do not clear STATE, deleted anyway.
1483 (sim_write, sim_read): Assume CPU zero's vm should be used for
1485 (sim_create_inferior): Set the PC for all processors.
1486 (sim_monitor, store_word, load_word, mips16_entry): Add cpu
1488 (mips16_entry): Pass correct nr of args to store_word, load_word.
1489 (ColdReset): Cold reset all cpu's.
1490 (signal_exception): Pass cpu to sim_monitor & mips16_entry.
1491 (sim_monitor, load_memory, store_memory, signal_exception): Use
1492 `CPU' instead of STATE_CPU.
1495 * sim-main.h: Replace uses of STATE_CPU with CPU. Replace sd with
1498 * sim-main.h (signal_exception): Add sim_cpu arg.
1499 (SignalException*): Pass both SD and CPU to signal_exception.
1500 * interp.c (signal_exception): Update.
1502 * sim-main.h (value_fpr, store_fpr, dotrace, ifetch32), interp.c:
1504 (sync_operation, prefetch, cache_op, store_memory, load_memory,
1505 address_translation): Ditto
1506 (decode_coproc, cop_lw, cop_ld, cop_sw, cop_sd): Ditto.
1508 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
1510 * configure: Regenerated to track ../common/aclocal.m4 changes.
1512 Sat Jan 31 14:49:24 1998 Andrew Cagney <cagney@b1.cygnus.com>
1514 * interp.c (sim_engine_run): Add `nr_cpus' argument.
1516 * mips.igen (model): Map processor names onto BFD name.
1518 * sim-main.h (CPU_CIA): Delete.
1519 (SET_CIA, GET_CIA): Define
1521 Wed Jan 21 16:16:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
1523 * sim-main.h (GPR_SET): Define, used by igen when zeroing a
1526 * configure.in (default_endian): Configure a big-endian simulator
1528 * configure: Re-generate.
1530 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
1532 * configure: Regenerated to track ../common/aclocal.m4 changes.
1534 Mon Jan 5 20:38:54 1998 Mark Alexander <marka@cygnus.com>
1536 * interp.c (sim_monitor): Handle Densan monitor outbyte
1537 and inbyte functions.
1539 1997-12-29 Felix Lee <flee@cygnus.com>
1541 * interp.c (sim_engine_run): msvc cpp barfs on #if (a==b!=c).
1543 Wed Dec 17 14:48:20 1997 Jeffrey A Law (law@cygnus.com)
1545 * Makefile.in (tmp-igen): Arrange for $zero to always be
1546 reset to zero after every instruction.
1548 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
1550 * configure: Regenerated to track ../common/aclocal.m4 changes.
1553 Wed Dec 10 17:10:45 1997 Jeffrey A Law (law@cygnus.com)
1555 * mips.igen (MSUB): Fix to work like MADD.
1556 * gencode.c (MSUB): Similarly.
1558 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
1560 * configure: Regenerated to track ../common/aclocal.m4 changes.
1562 Wed Nov 26 11:00:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
1564 * mips.igen (LWC1): Correct assembler - lwc1 not swc1.
1566 Sun Nov 23 01:45:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
1568 * sim-main.h (sim-fpu.h): Include.
1570 * interp.c (convert, SquareRoot, Recip, Divide, Multiply, Sub,
1571 Add, Negate, AbsoluteValue, Equal, Less, Infinity, NaN): Rewrite
1572 using host independant sim_fpu module.
1574 Thu Nov 20 19:56:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
1576 * interp.c (signal_exception): Report internal errors with SIGABRT
1579 * sim-main.h (C0_CONFIG): New register.
1580 (signal.h): No longer include.
1582 * interp.c (decode_coproc): Allow access C0_CONFIG to register.
1584 Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
1586 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
1588 Fri Nov 14 11:56:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
1590 * mips.igen: Tag vr5000 instructions.
1591 (ANDI): Was missing mipsIV model, fix assembler syntax.
1592 (do_c_cond_fmt): New function.
1593 (C.cond.fmt): Handle mips I-III which do not support CC field
1595 (bc1): Handle mips IV which do not have a delaed FCC separatly.
1596 (SDR): Mask paddr when BigEndianMem, not the converse as specified
1598 (DMULT, DMULTU): Force use of hosts 64bit multiplication. Handle
1599 vr5000 which saves LO in a GPR separatly.
1601 * configure.in (enable-sim-igen): For vr5000, select vr5000
1602 specific instructions.
1603 * configure: Re-generate.
1605 Wed Nov 12 14:42:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
1607 * Makefile.in (SIM_OBJS): Add sim-fpu module.
1609 * interp.c (store_fpr), sim-main.h: Add separate fmt_uninterpreted_32 and
1610 fmt_uninterpreted_64 bit cases to switch. Convert to
1613 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Define,
1615 * mips.igen (SWR): Mask paddr when BigEndianMem, not the converse
1616 as specified in IV3.2 spec.
1617 (MTC1, DMTC1): Call StoreFPR to store the GPR in the FPR.
1619 Tue Nov 11 12:38:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
1621 * mips.igen: Delay slot branches add OFFSET to NIA not CIA.
1622 (MFC0, MTC0, SWC1, LWC1, SDC1, LDC1): Implement.
1623 (MTC1, MFC1, DMTC1, DMFC1, CFC1, CTC1): Implement separate non
1624 PENDING_FILL versions of instructions. Simplify.
1626 (MULT, MULTU): Implement separate RD==0 and RD!=0 versions of
1628 (BEQZ, ..., SLT, SLTI, TLT, TLE, TLI, ...): Explicitly cast GPR to
1630 (MTHI, MFHI): Disable code checking HI-LO.
1632 * sim-main.h (dotrace,tracefh), interp.c: Make dotrace & tracefh
1634 (NULLIFY_NEXT_INSTRUCTION): Call dotrace.
1636 Thu Nov 6 16:36:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
1638 * gencode.c (build_mips16_operands): Replace IPC with cia.
1640 * interp.c (sim_monitor, signal_exception, cache_op, store_fpr,
1641 value_fpr, cop_ld, cop_lw, cop_sw, cop_sd, decode_coproc): Replace
1643 (UndefinedResult): Replace function with macro/function
1645 (sim_engine_run): Don't save PC in IPC.
1647 * sim-main.h (IPC): Delete.
1650 * interp.c (signal_exception, store_word, load_word,
1651 address_translation, load_memory, store_memory, cache_op,
1652 prefetch, sync_operation, ifetch, value_fpr, store_fpr, convert,
1653 cop_lw, cop_ld, cop_sw, cop_sd, decode_coproc, sim_monitor): Add
1654 current instruction address - cia - argument.
1655 (sim_read, sim_write): Call address_translation directly.
1656 (sim_engine_run): Rename variable vaddr to cia.
1657 (signal_exception): Pass cia to sim_monitor
1659 * sim-main.h (SignalException, LoadWord, StoreWord, CacheOp,
1660 Prefetch, SyncOperation, ValueFPR, StoreFPR, Convert, COP_LW,
1661 COP_LD, COP_SW, COP_SD, DecodeCoproc): Update.
1663 * sim-main.h (SignalExceptionSimulatorFault): Delete definition.
1664 * interp.c (sim_open): Replace SignalExceptionSimulatorFault with
1667 * interp.c (signal_exception): Pass restart address to
1670 * Makefile.in (semantics.o, engine.o, support.o, itable.o,
1671 idecode.o): Add dependency.
1673 * sim-main.h (SIM_ENGINE_HALT_HOOK, SIM_ENGINE_RESUME_HOOK):
1675 (DELAY_SLOT): Update NIA not PC with branch address.
1676 (NULLIFY_NEXT_INSTRUCTION): Set NIA to instruction after next.
1678 * mips.igen: Use CIA not PC in branch calculations.
1679 (illegal): Call SignalException.
1680 (BEQ, ADDIU): Fix assembler.
1682 Wed Nov 5 12:19:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
1684 * m16.igen (JALX): Was missing.
1686 * configure.in (enable-sim-igen): New configuration option.
1687 * configure: Re-generate.
1689 * sim-main.h (MAX_INSNS, INSN_NAME): Define.
1691 * interp.c (load_memory, store_memory): Delete parameter RAW.
1692 (sim_read, sim_write): Use sim_core_{read,write}_buffer directly
1693 bypassing {load,store}_memory.
1695 * sim-main.h (ByteSwapMem): Delete definition.
1697 * Makefile.in (SIM_OBJS): Add sim-memopt module.
1699 * interp.c (sim_do_command, sim_commands): Delete mips specific
1700 commands. Handled by module sim-options.
1702 * sim-main.h (SIM_HAVE_FLATMEM): Undefine, use sim-core.o module.
1703 (WITH_MODULO_MEMORY): Define.
1705 * interp.c (sim_info): Delete code printing memory size.
1707 * interp.c (mips_size): Nee sim_size, delete function.
1709 (monitor, monitor_base, monitor_size): Delete global variables.
1710 (sim_open, sim_close): Delete code creating monitor and other
1711 memory regions. Use sim-memopts module, via sim_do_commandf, to
1712 manage memory regions.
1713 (load_memory, store_memory): Use sim-core for memory model.
1715 * interp.c (address_translation): Delete all memory map code
1716 except line forcing 32 bit addresses.
1718 Wed Nov 5 11:21:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
1720 * sim-main.h (WITH_TRACE): Delete definition. Enables common
1723 * interp.c (logfh, logfile): Delete globals.
1724 (sim_open, sim_close): Delete code opening & closing log file.
1725 (mips_option_handler): Delete -l and -n options.
1726 (OPTION mips_options): Ditto.
1728 * interp.c (OPTION mips_options): Rename option trace to dinero.
1729 (mips_option_handler): Update.
1731 Wed Nov 5 09:35:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
1733 * interp.c (fetch_str): New function.
1734 (sim_monitor): Rewrite using sim_read & sim_write.
1735 (sim_open): Check magic number.
1736 (sim_open): Write monitor vectors into memory using sim_write.
1737 (MONITOR_BASE, MONITOR_SIZE, MEM_SIZE): Define.
1738 (sim_read, sim_write): Simplify - transfer data one byte at a
1740 (load_memory, store_memory): Clarify meaning of parameter RAW.
1742 * sim-main.h (isHOST): Defete definition.
1743 (isTARGET): Mark as depreciated.
1744 (address_translation): Delete parameter HOST.
1746 * interp.c (address_translation): Delete parameter HOST.
1748 Wed Oct 29 11:13:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
1752 * Makefile.in (IGEN_INCLUDE): Files included by mips.igen.
1753 (tmp-igen, tmp-m16): Depend on IGEN_INCLUDE.
1755 Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
1757 * mips.igen: Add model filter field to records.
1759 Mon Oct 27 17:53:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
1761 * Makefile.in (SIM_NO_CFLAGS): Define. Define WITH_IGEN=0.
1763 interp.c (sim_engine_run): Do not compile function sim_engine_run
1764 when WITH_IGEN == 1.
1766 * configure.in (sim_igen_flags, sim_m16_flags): Set according to
1767 target architecture.
1769 Makefile.in (tmp-igen, tmp-m16): Drop -F and -M options to
1770 igen. Replace with configuration variables sim_igen_flags /
1773 * m16.igen: New file. Copy mips16 insns here.
1774 * mips.igen: From here.
1776 Mon Oct 27 13:53:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
1778 * Makefile.in (SIM_NO_OBJ): Define, move SIM_M16_OBJ, SIM_IGEN_OBJ
1780 (tmp-igen, tmp-m16): Pass -I srcdir to igen.
1782 Sat Oct 25 16:51:40 1997 Gavin Koch <gavin@cygnus.com>
1784 * gencode.c (build_instruction): Follow sim_write's lead in using
1785 BigEndianMem instead of !ByteSwapMem.
1787 Fri Oct 24 17:41:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
1789 * configure.in (sim_gen): Dependent on target, select type of
1790 generator. Always select old style generator.
1792 configure: Re-generate.
1794 Makefile.in (tmp-igen, tmp-m16, clean-m16, clean-igen): New
1796 (SIM_M16_CFLAGS, SIM_M16_ALL, SIM_M16_OBJ, BUILT_SRC_FROM_M16,
1797 SIM_IGEN_CFLAGS, SIM_IGEN_ALL, SIM_IGEN_OBJ, BUILT_SRC_FROM_IGEN,
1798 IGEN_TRACE, IGEN_INSN, IGEN_DC): Define
1799 (SIM_EXTRA_CFLAGS, SIM_EXTRA_ALL, SIM_OBJS): Add member
1800 SIM_@sim_gen@_*, set by autoconf.
1802 Wed Oct 22 12:52:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
1804 * sim-main.h (NULLIFY_NEXT_INSTRUCTION, DELAY_SLOT): Define.
1806 * interp.c (ColdReset): Remove #ifdef HASFPU, check
1807 CURRENT_FLOATING_POINT instead.
1809 * interp.c (ifetch32): New function. Fetch 32 bit instruction.
1810 (address_translation): Raise exception InstructionFetch when
1811 translation fails and isINSTRUCTION.
1813 * interp.c (sim_open, sim_write, sim_monitor, store_word,
1814 sim_engine_run): Change type of of vaddr and paddr to
1816 (address_translation, prefetch, load_memory, store_memory,
1817 cache_op): Change type of vAddr and pAddr to address_word.
1819 * gencode.c (build_instruction): Change type of vaddr and paddr to
1822 Mon Oct 20 15:29:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
1824 * sim-main.h (ALU64_END, ALU32_END): Use ALU*_OVERFLOW_RESULT
1825 macro to obtain result of ALU op.
1827 Tue Oct 21 17:39:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
1829 * interp.c (sim_info): Call profile_print.
1831 Mon Oct 20 13:31:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
1833 * Makefile.in (SIM_OBJS): Add sim-profile.o module.
1835 * sim-main.h (WITH_PROFILE): Do not define, defined in
1836 common/sim-config.h. Use sim-profile module.
1837 (simPROFILE): Delete defintion.
1839 * interp.c (PROFILE): Delete definition.
1840 (mips_option_handler): Delete 'p', 'y' and 'x' profile options.
1841 (sim_close): Delete code writing profile histogram.
1842 (mips_set_profile, mips_set_profile_size, writeout16, writeout32):
1844 (sim_engine_run): Delete code profiling the PC.
1846 Mon Oct 20 13:31:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
1848 * sim-main.h (SIGNEXTEND): Force type of result to unsigned_word.
1850 * interp.c (sim_monitor): Make register pointers of type
1853 * sim-main.h: Make registers of type unsigned_word not
1856 Thu Oct 16 10:31:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
1858 * interp.c (sync_operation): Rename from SyncOperation, make
1859 global, add SD argument.
1860 (prefetch): Rename from Prefetch, make global, add SD argument.
1861 (decode_coproc): Make global.
1863 * sim-main.h (SyncOperation, DecodeCoproc, Pefetch): Define.
1865 * gencode.c (build_instruction): Generate DecodeCoproc not
1866 decode_coproc calls.
1868 * interp.c (SETFCC, GETFCC, PREVCOC1): Move to sim-main.h
1869 (SizeFGR): Move to sim-main.h
1870 (simHALTEX, simHALTIN, simTRACE, simPROFILE, simDELAYSLOT,
1871 simSIGINT, simJALDELAYSLOT): Move to sim-main.h
1872 (FP_FLAGS, FP_ENABLE, FP_CAUSE, IR, UF, OF, DZ, IO, UO): Move to
1874 (FP_FS, FP_MASK_RM, FP_SH_RM, FP_RM_NEAREST, FP_RM_TOPINF,
1875 FP_RM_TOMINF, GETRM): Move to sim-main.h.
1876 (Uncached, CachedNoncoherent, CachedCoherent, Cached,
1877 isINSTRUCTION, ..., AccessLength_BYTE, ...): Move to sim-main.h.
1878 (UserMode, BigEndianMem, ByteSwapMem, ReverseEndian,
1879 BigEndianCPU, status_KSU_mask, ...). Moved to sim-main.h
1881 * sim-main.h (ALU32_END, ALU64_END): Define. When overflow raise
1883 (sim-alu.h): Include.
1884 (NULLIFY_NIA, NULL_CIA, CPU_CIA): Define.
1885 (sim_cia): Typedef to instruction_address.
1887 Thu Oct 16 10:31:41 1997 Andrew Cagney <cagney@b1.cygnus.com>
1889 * Makefile.in (interp.o): Rename generated file engine.c to
1894 Thu Oct 16 10:31:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
1896 * gencode.c (build_instruction): Use FPR_STATE not fpr_state.
1898 Thu Oct 16 10:31:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
1900 * gencode.c (build_instruction): For "FPSQRT", output correct
1901 number of arguments to Recip.
1903 Tue Oct 14 17:38:18 1997 Andrew Cagney <cagney@b1.cygnus.com>
1905 * Makefile.in (interp.o): Depends on sim-main.h
1907 * interp.c (mips16_entry, ColdReset,dotrace): Add SD argument. Use GPR not registers.
1909 * sim-main.h (sim_cpu): Add registers, register_widths, fpr_state,
1910 ipc, dspc, pending_*, hiaccess, loaccess, state, dsstate fields.
1911 (REGISTERS, REGISTER_WIDTHS, FPR_STATE, IPC, DSPC, PENDING_*,
1912 STATE, DSSTATE): Define
1913 (GPR, FGRIDX, ..): Define.
1915 * interp.c (registers, register_widths, fpr_state, ipc, dspc,
1916 pending_*, hiaccess, loaccess, state, dsstate): Delete globals.
1917 (GPR, FGRIDX, ...): Delete macros.
1919 * interp.c: Update names to match defines from sim-main.h
1921 Tue Oct 14 15:11:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
1923 * interp.c (sim_monitor): Add SD argument.
1924 (sim_warning): Delete. Replace calls with calls to
1926 (sim_error): Delete. Replace calls with sim_io_error.
1927 (open_trace, writeout32, writeout16, getnum): Add SD argument.
1928 (mips_set_profile): Rename from sim_set_profile. Add SD argument.
1929 (mips_set_profile_size): Rename from sim_set_profile_size. Add SD
1931 (mips_size): Rename from sim_size. Add SD argument.
1933 * interp.c (simulator): Delete global variable.
1934 (callback): Delete global variable.
1935 (mips_option_handler, sim_open, sim_write, sim_read,
1936 sim_store_register, sim_fetch_register, sim_info, sim_do_command,
1937 sim_size,sim_monitor): Use sim_io_* not callback->*.
1938 (sim_open): ZALLOC simulator struct.
1939 (PROFILE): Do not define.
1941 Tue Oct 14 13:35:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
1943 * interp.c (sim_open), support.h: Replace CHECKSIM macro found in
1944 support.h with corresponding code.
1946 * sim-main.h (word64, uword64), support.h: Move definition to
1948 (WORD64LO, WORD64HI, SET64LO, SET64HI, WORD64, UWORD64): Ditto.
1951 * Makefile.in: Update dependencies
1952 * interp.c: Do not include.
1954 Tue Oct 14 13:35:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
1956 * interp.c (address_translation, load_memory, store_memory,
1957 cache_op): Rename to from AddressTranslation et.al., make global,
1960 * sim-main.h (AddressTranslation, LoadMemory, StoreMemory,
1963 * interp.c (SignalException): Rename to signal_exception, make
1966 * interp.c (Interrupt, ...): Move definitions to sim-main.h.
1968 * sim-main.h (SignalException, SignalExceptionInterrupt,
1969 SignalExceptionInstructionFetch, SignalExceptionAddressStore,
1970 SignalExceptionAddressLoad, SignalExceptionSimulatorFault,
1971 SignalExceptionIntegerOverflow, SignalExceptionCoProcessorUnusable):
1974 * interp.c, support.h: Use.
1976 Tue Oct 14 13:19:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
1978 * interp.c (ValueFPR, StoreFPR), sim-main.h: Make global, rename
1979 to value_fpr / store_fpr. Add SD argument.
1980 (NaN, Infinity, Less, Equal, AbsoluteValue, Negate, Add, Sub,
1981 Multiply, Divide, Recip, SquareRoot, Convert): Make global.
1983 * sim-main.h (ValueFPR, StoreFPR): Define.
1985 Tue Oct 14 13:06:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
1987 * interp.c (sim_engine_run): Check consistency between configure
1988 WITH_TARGET_WORD_BITSIZE and WITH_FLOATING_POINT and gensim GPRLEN
1991 * configure.in (mips_bitsize): Configure WITH_TARGET_WORD_BITSIZE.
1992 (mips_fpu): Configure WITH_FLOATING_POINT.
1993 (mips_endian): Configure WITH_TARGET_ENDIAN.
1994 * configure: Update.
1996 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
1998 * configure: Regenerated to track ../common/aclocal.m4 changes.
2000 Mon Sep 29 14:45:00 1997 Bob Manson <manson@charmed.cygnus.com>
2002 * configure: Regenerated.
2004 Fri Sep 26 12:48:18 1997 Mark Alexander <marka@cygnus.com>
2006 * interp.c: Allow Debug, DEPC, and EPC registers to be examined in GDB.
2008 Thu Sep 25 11:15:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2010 * gencode.c (print_igen_insn_models): Assume certain architectures
2011 include all mips* instructions.
2012 (print_igen_insn_format): Use data_size==-1 as marker for MIPS16
2015 * Makefile.in (tmp.igen): Add target. Generate igen input from
2018 * gencode.c (FEATURE_IGEN): Define.
2019 (main): Add --igen option. Generate output in igen format.
2020 (process_instructions): Format output according to igen option.
2021 (print_igen_insn_format): New function.
2022 (print_igen_insn_models): New function.
2023 (process_instructions): Only issue warnings and ignore
2024 instructions when no FEATURE_IGEN.
2026 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
2028 * interp.c (COP_SD, COP_LD): Add UNUSED to pacify GCC for some
2031 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
2033 * configure: Regenerated to track ../common/aclocal.m4 changes.
2035 Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
2037 * Makefile.in (SIM_ALIGNMENT, SIM_ENDIAN, SIM_HOSTENDIAN,
2038 SIM_RESERVED_BITS): Delete, moved to common.
2039 (SIM_EXTRA_CFLAGS): Update.
2041 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2043 * configure.in: Configure non-strict memory alignment.
2044 * configure: Regenerated to track ../common/aclocal.m4 changes.
2046 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
2048 * configure: Regenerated to track ../common/aclocal.m4 changes.
2050 Sat Sep 20 14:07:28 1997 Gavin Koch <gavin@cygnus.com>
2052 * gencode.c (SDBBP,DERET): Added (3900) insns.
2053 (RFE): Turn on for 3900.
2054 * interp.c (DebugBreakPoint,DEPC,Debug,Debug_*): Added.
2055 (dsstate): Made global.
2056 (SUBTARGET_R3900): Added.
2057 (CANCELDELAYSLOT): New.
2058 (SignalException): Ignore SystemCall rather than ignore and
2059 terminate. Add DebugBreakPoint handling.
2060 (decode_coproc): New insns RFE, DERET; and new registers Debug
2061 and DEPC protected by SUBTARGET_R3900.
2062 (sim_engine_run): Use CANCELDELAYSLOT rather than clearing
2064 * Makefile.in,configure.in: Add mips subtarget option.
2065 * configure: Update.
2067 Fri Sep 19 09:33:27 1997 Gavin Koch <gavin@cygnus.com>
2069 * gencode.c: Add r3900 (tx39).
2072 Tue Sep 16 15:52:04 1997 Gavin Koch <gavin@cygnus.com>
2074 * gencode.c (build_instruction): Don't need to subtract 4 for
2077 Tue Sep 16 11:32:28 1997 Gavin Koch <gavin@cygnus.com>
2079 * interp.c: Correct some HASFPU problems.
2081 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
2083 * configure: Regenerated to track ../common/aclocal.m4 changes.
2085 Fri Sep 12 12:01:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2087 * interp.c (mips_options): Fix samples option short form, should
2090 Thu Sep 11 09:35:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
2092 * interp.c (sim_info): Enable info code. Was just returning.
2094 Tue Sep 9 17:30:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
2096 * interp.c (decode_coproc): Clarify warning about unsuported MTC0,
2099 Tue Sep 9 16:28:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
2101 * gencode.c (build_instruction): Use SIGNED64 for 64 bit
2103 (build_instruction): Ditto for LL.
2105 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
2107 * configure: Regenerated to track ../common/aclocal.m4 changes.
2109 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2111 * configure: Regenerated to track ../common/aclocal.m4 changes.
2114 Wed Aug 27 14:12:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
2116 * interp.c (sim_open): Add call to sim_analyze_program, update
2119 Tue Aug 26 10:40:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
2121 * interp.c (sim_kill): Delete.
2122 (sim_create_inferior): Add ABFD argument. Set PC from same.
2123 (sim_load): Move code initializing trap handlers from here.
2124 (sim_open): To here.
2125 (sim_load): Delete, use sim-hload.c.
2127 * Makefile.in (SIM_OBJS): Add sim-hload.o module.
2129 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2131 * configure: Regenerated to track ../common/aclocal.m4 changes.
2134 Mon Aug 25 15:59:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2136 * interp.c (sim_open): Add ABFD argument.
2137 (sim_load): Move call to sim_config from here.
2138 (sim_open): To here. Check return status.
2140 Fri Jul 25 15:00:45 1997 Gavin Koch <gavin@cygnus.com>
2142 * gencode.c (build_instruction): Two arg MADD should
2143 not assign result to $0.
2145 Thu Jun 26 12:13:17 1997 Angela Marie Thomas (angela@cygnus.com)
2147 * sim/mips/configure: Change default_sim_endian to 0 (bi-endian)
2148 * sim/mips/configure.in: Regenerate.
2150 Wed Jul 9 10:29:21 1997 Andrew Cagney <cagney@critters.cygnus.com>
2152 * interp.c (SUB_REG_UW, SUB_REG_SW, SUB_REG_*): Use more explicit
2153 signed8, unsigned8 et.al. types.
2155 * interp.c (SUB_REG_FETCH): Handle both little and big endian
2156 hosts when selecting subreg.
2158 Wed Jul 2 11:54:10 1997 Jeffrey A Law (law@cygnus.com)
2160 * interp.c (sim_engine_run): Reset the ZERO register to zero
2161 regardless of FEATURE_WARN_ZERO.
2162 * gencode.c (FEATURE_WARNINGS): Remove FEATURE_WARN_ZERO.
2164 Wed Jun 4 10:43:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
2166 * interp.c (decode_coproc): Implement MTC0 N, CAUSE.
2167 (SignalException): For BreakPoints ignore any mode bits and just
2169 (SignalException): Always set the CAUSE register.
2171 Tue Jun 3 05:00:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
2173 * interp.c (SignalException): Clear the simDELAYSLOT flag when an
2174 exception has been taken.
2176 * interp.c: Implement the ERET and mt/f sr instructions.
2178 Sat May 31 00:44:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
2180 * interp.c (SignalException): Don't bother restarting an
2183 Fri May 30 23:41:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2185 * interp.c (SignalException): Really take an interrupt.
2186 (interrupt_event): Only deliver interrupts when enabled.
2188 Tue May 27 20:08:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
2190 * interp.c (sim_info): Only print info when verbose.
2191 (sim_info) Use sim_io_printf for output.
2193 Tue May 27 14:22:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2195 * interp.c (CoProcPresent): Add UNUSED attribute - not used by all
2198 Tue May 27 14:22:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2200 * interp.c (sim_do_command): Check for common commands if a
2201 simulator specific command fails.
2203 Thu May 22 09:32:03 1997 Gavin Koch <gavin@cygnus.com>
2205 * interp.c (sim_engine_run): ifdef out uses of simSTOP, simSTEP
2206 and simBE when DEBUG is defined.
2208 Wed May 21 09:08:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
2210 * interp.c (interrupt_event): New function. Pass exception event
2211 onto exception handler.
2213 * configure.in: Check for stdlib.h.
2214 * configure: Regenerate.
2216 * gencode.c (build_instruction): Add UNUSED attribute to tempS
2217 variable declaration.
2218 (build_instruction): Initialize memval1.
2219 (build_instruction): Add UNUSED attribute to byte, bigend,
2221 (build_operands): Ditto.
2223 * interp.c: Fix GCC warnings.
2224 (sim_get_quit_code): Delete.
2226 * configure.in: Add INLINE, ENDIAN, HOSTENDIAN and WARNINGS.
2227 * Makefile.in: Ditto.
2228 * configure: Re-generate.
2230 * Makefile.in (SIM_OBJS): Add sim-watch.o module.
2232 Tue May 20 15:08:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2234 * interp.c (mips_option_handler): New function parse argumes using
2236 (myname): Replace with STATE_MY_NAME.
2237 (sim_open): Delete check for host endianness - performed by
2239 (simHOSTBE, simBE): Delete, replaced by sim-endian flags.
2240 (sim_open): Move much of the initialization from here.
2241 (sim_load): To here. After the image has been loaded and
2243 (sim_open): Move ColdReset from here.
2244 (sim_create_inferior): To here.
2245 (sim_open): Make FP check less dependant on host endianness.
2247 * Makefile.in (SIM_RUN_OBJS): Set to nrun.o - use new version or
2249 * interp.c (sim_set_callbacks): Delete.
2251 * interp.c (membank, membank_base, membank_size): Replace with
2252 STATE_MEMORY, STATE_MEM_SIZE, STATE_MEM_BASE.
2253 (sim_open): Remove call to callback->init. gdb/run do this.
2257 * sim-main.h (SIM_HAVE_FLATMEM): Define.
2259 * interp.c (big_endian_p): Delete, replaced by
2260 current_target_byte_order.
2262 Tue May 20 13:55:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
2264 * interp.c (host_read_long, host_read_word, host_swap_word,
2265 host_swap_long): Delete. Using common sim-endian.
2266 (sim_fetch_register, sim_store_register): Use H2T.
2267 (pipeline_ticks): Delete. Handled by sim-events.
2269 (sim_engine_run): Update.
2271 Tue May 20 13:42:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
2273 * interp.c (sim_stop_reason): Move code determining simEXCEPTION
2275 (SignalException): To here. Signal using sim_engine_halt.
2276 (sim_stop_reason): Delete, moved to common.
2278 Tue May 20 10:19:48 1997 Andrew Cagney <cagney@b2.cygnus.com>
2280 * interp.c (sim_open): Add callback argument.
2281 (sim_set_callbacks): Delete SIM_DESC argument.
2284 Mon May 19 18:20:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
2286 * Makefile.in (SIM_OBJS): Add common modules.
2288 * interp.c (sim_set_callbacks): Also set SD callback.
2289 (set_endianness, xfer_*, swap_*): Delete.
2290 (host_read_word, host_read_long, host_swap_word, host_swap_long):
2291 Change to functions using sim-endian macros.
2292 (control_c, sim_stop): Delete, use common version.
2293 (simulate): Convert into.
2294 (sim_engine_run): This function.
2295 (sim_resume): Delete.
2297 * interp.c (simulation): New variable - the simulator object.
2298 (sim_kind): Delete global - merged into simulation.
2299 (sim_load): Cleanup. Move PC assignment from here.
2300 (sim_create_inferior): To here.
2302 * sim-main.h: New file.
2303 * interp.c (sim-main.h): Include.
2305 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
2307 * configure: Regenerated to track ../common/aclocal.m4 changes.
2309 Wed Apr 23 17:32:19 1997 Doug Evans <dje@canuck.cygnus.com>
2311 * tconfig.in (SIM_HAVE_BIENDIAN): Define.
2313 Mon Apr 21 17:16:13 1997 Gavin Koch <gavin@cygnus.com>
2315 * gencode.c (build_instruction): DIV instructions: check
2316 for division by zero and integer overflow before using
2317 host's division operation.
2319 Thu Apr 17 03:18:14 1997 Doug Evans <dje@canuck.cygnus.com>
2321 * Makefile.in (SIM_OBJS): Add sim-load.o.
2322 * interp.c: #include bfd.h.
2323 (target_byte_order): Delete.
2324 (sim_kind, myname, big_endian_p): New static locals.
2325 (sim_open): Set sim_kind, myname. Move call to set_endianness to
2326 after argument parsing. Recognize -E arg, set endianness accordingly.
2327 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
2328 load file into simulator. Set PC from bfd.
2329 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
2330 (set_endianness): Use big_endian_p instead of target_byte_order.
2332 Wed Apr 16 17:55:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
2334 * interp.c (sim_size): Delete prototype - conflicts with
2335 definition in remote-sim.h. Correct definition.
2337 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2339 * configure: Regenerated to track ../common/aclocal.m4 changes.
2342 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
2344 * interp.c (sim_open): New arg `kind'.
2346 * configure: Regenerated to track ../common/aclocal.m4 changes.
2348 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2350 * configure: Regenerated to track ../common/aclocal.m4 changes.
2352 Tue Mar 25 11:38:22 1997 Doug Evans <dje@canuck.cygnus.com>
2354 * interp.c (sim_open): Set optind to 0 before calling getopt.
2356 Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2358 * configure: Regenerated to track ../common/aclocal.m4 changes.
2360 Mon Mar 17 10:52:59 1997 Gavin Koch <gavin@cetus.cygnus.com>
2362 * interp.c : Replace uses of pr_addr with pr_uword64
2363 where the bit length is always 64 independent of SIM_ADDR.
2364 (pr_uword64) : added.
2366 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2368 * configure: Re-generate.
2370 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
2372 * configure: Regenerate to track ../common/aclocal.m4 changes.
2374 Thu Mar 13 12:51:36 1997 Doug Evans <dje@canuck.cygnus.com>
2376 * interp.c (sim_open): New SIM_DESC result. Argument is now
2378 (other sim_*): New SIM_DESC argument.
2380 Mon Feb 24 22:47:14 1997 Dawn Perchik <dawn@cygnus.com>
2382 * interp.c: Fix printing of addresses for non-64-bit targets.
2383 (pr_addr): Add function to print address based on size.
2385 Wed Feb 19 14:42:09 1997 Mark Alexander <marka@cygnus.com>
2387 * interp.c (simopen): Add support for LSI MiniRISC PMON vectors.
2389 Thu Feb 13 14:08:30 1997 Ian Lance Taylor <ian@cygnus.com>
2391 * gencode.c (build_mips16_operands): Correct computation of base
2392 address for extended PC relative instruction.
2394 Thu Feb 6 17:16:15 1997 Ian Lance Taylor <ian@cygnus.com>
2396 * interp.c (mips16_entry): Add support for floating point cases.
2397 (SignalException): Pass floating point cases to mips16_entry.
2398 (ValueFPR): Don't restrict fmt_single and fmt_word to even
2400 (StoreFPR): Likewise. Also, don't clobber fpr + 1 for fmt_single
2402 (COP_LW): Pass fmt_word rather than fmt_uninterpreted to StoreFPR,
2403 and then set the state to fmt_uninterpreted.
2404 (COP_SW): Temporarily set the state to fmt_word while calling
2407 Tue Feb 4 16:48:25 1997 Ian Lance Taylor <ian@cygnus.com>
2409 * gencode.c (build_instruction): The high order may be set in the
2410 comparison flags at any ISA level, not just ISA 4.
2412 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
2414 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
2415 COMMON_{PRE,POST}_CONFIG_FRAG instead.
2416 * configure.in: sinclude ../common/aclocal.m4.
2417 * configure: Regenerated.
2419 Fri Jan 31 11:11:45 1997 Ian Lance Taylor <ian@cygnus.com>
2421 * configure: Rebuild after change to aclocal.m4.
2423 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
2425 * configure configure.in Makefile.in: Update to new configure
2426 scheme which is more compatible with WinGDB builds.
2427 * configure.in: Improve comment on how to run autoconf.
2428 * configure: Re-run autoconf to get new ../common/aclocal.m4.
2429 * Makefile.in: Use autoconf substitution to install common
2432 Wed Jan 8 12:39:03 1997 Jim Wilson <wilson@cygnus.com>
2434 * gencode.c (build_instruction): Use BigEndianCPU instead of
2437 Thu Jan 02 22:23:04 1997 Mark Alexander <marka@cygnus.com>
2439 * interp.c (sim_monitor): Make output to stdout visible in
2440 wingdb's I/O log window.
2442 Tue Dec 31 07:04:00 1996 Mark Alexander <marka@cygnus.com>
2444 * support.h: Undo previous change to SIGTRAP
2447 Mon Dec 30 17:36:06 1996 Ian Lance Taylor <ian@cygnus.com>
2449 * interp.c (store_word, load_word): New static functions.
2450 (mips16_entry): New static function.
2451 (SignalException): Look for mips16 entry and exit instructions.
2452 (simulate): Use the correct index when setting fpr_state after
2453 doing a pending move.
2455 Sun Dec 29 09:37:18 1996 Mark Alexander <marka@cygnus.com>
2457 * interp.c: Fix byte-swapping code throughout to work on
2458 both little- and big-endian hosts.
2460 Sun Dec 29 09:18:32 1996 Mark Alexander <marka@cygnus.com>
2462 * support.h: Make definitions of SIGTRAP and SIGQUIT consistent
2463 with gdb/config/i386/xm-windows.h.
2465 Fri Dec 27 22:48:51 1996 Mark Alexander <marka@cygnus.com>
2467 * gencode.c (build_instruction): Work around MSVC++ code gen bug
2468 that messes up arithmetic shifts.
2470 Fri Dec 20 11:04:05 1996 Stu Grossman (grossman@critters.cygnus.com)
2472 * support.h: Use _WIN32 instead of __WIN32__. Also add defs for
2473 SIGTRAP and SIGQUIT for _WIN32.
2475 Thu Dec 19 14:07:27 1996 Ian Lance Taylor <ian@cygnus.com>
2477 * gencode.c (build_instruction) [MUL]: Cast operands to word64, to
2478 force a 64 bit multiplication.
2479 (build_instruction) [OR]: In mips16 mode, don't do anything if the
2480 destination register is 0, since that is the default mips16 nop
2483 Mon Dec 16 14:59:38 1996 Ian Lance Taylor <ian@cygnus.com>
2485 * gencode.c (MIPS16_DECODE): SWRASP is I8, not RI.
2486 (build_endian_shift): Don't check proc64.
2487 (build_instruction): Always set memval to uword64. Cast op2 to
2488 uword64 when shifting it left in memory instructions. Always use
2489 the same code for stores--don't special case proc64.
2491 * gencode.c (build_mips16_operands): Fix base PC value for PC
2493 (build_instruction): Call JALDELAYSLOT rather than DELAYSLOT for a
2495 * interp.c (simJALDELAYSLOT): Define.
2496 (JALDELAYSLOT): Define.
2497 (INDELAYSLOT, INJALDELAYSLOT): Define.
2498 (simulate): Clear simJALDELAYSLOT when simDELAYSLOT is cleared.
2500 Tue Dec 24 22:11:20 1996 Angela Marie Thomas (angela@cygnus.com)
2502 * interp.c (sim_open): add flush_cache as a PMON routine
2503 (sim_monitor): handle flush_cache by ignoring it
2505 Wed Dec 11 13:53:51 1996 Jim Wilson <wilson@cygnus.com>
2507 * gencode.c (build_instruction): Use !ByteSwapMem instead of
2509 * interp.c (CONFIG, config_EP_{mask,shift,D,DxxDxx, config_BE): Delete.
2510 (BigEndianMem): Rename to ByteSwapMem and change sense.
2511 (BigEndianCPU, sim_write, LoadMemory, StoreMemory): Change
2512 BigEndianMem references to !ByteSwapMem.
2513 (set_endianness): New function, with prototype.
2514 (sim_open): Call set_endianness.
2515 (sim_info): Use simBE instead of BigEndianMem.
2516 (xfer_direct_word, xfer_direct_long, swap_direct_word,
2517 swap_direct_long, xfer_big_word, xfer_big_long, xfer_little_word,
2518 xfer_little_long, swap_word, swap_long): Delete unnecessary MSC_VER
2519 ifdefs, keeping the prototype declaration.
2520 (swap_word): Rewrite correctly.
2521 (ColdReset): Delete references to CONFIG. Delete endianness related
2522 code; moved to set_endianness.
2524 Tue Dec 10 11:32:04 1996 Jim Wilson <wilson@cygnus.com>
2526 * gencode.c (build_instruction, case JUMP): Truncate PC to 32 bits.
2527 * interp.c (CHECKHILO): Define away.
2528 (simSIGINT): New macro.
2529 (membank_size): Increase from 1MB to 2MB.
2530 (control_c): New function.
2531 (sim_resume): Rename parameter signal to signal_number. Add local
2532 variable prev. Call signal before and after simulate.
2533 (sim_stop_reason): Add simSIGINT support.
2534 (sim_warning, sim_error, dotrace, SignalException): Define as stdarg
2536 (sim_warning): Delete call to SignalException. Do call printf_filtered
2538 (AddressTranslation): Add #ifdef DEBUG around debugging message and
2539 a call to sim_warning.
2541 Wed Nov 27 11:53:50 1996 Ian Lance Taylor <ian@cygnus.com>
2543 * gencode.c (process_instructions): If ! proc64, skip DOUBLEWORD
2544 16 bit instructions.
2546 Tue Nov 26 11:53:12 1996 Ian Lance Taylor <ian@cygnus.com>
2548 Add support for mips16 (16 bit MIPS implementation):
2549 * gencode.c (inst_type): Add mips16 instruction encoding types.
2550 (GETDATASIZEINSN): Define.
2551 (MIPS_DECODE): Add REG flag to dsllv, dsrav, and dsrlv. Add
2552 jalx. Add LEFT flag to mfhi and mflo. Add RIGHT flag to mthi and
2554 (MIPS16_DECODE): New table, for mips16 instructions.
2555 (bitmap_val): New static function.
2556 (struct mips16_op): Define.
2557 (mips16_op_table): New table, for mips16 operands.
2558 (build_mips16_operands): New static function.
2559 (process_instructions): If PC is odd, decode a mips16
2560 instruction. Break out instruction handling into new
2561 build_instruction function.
2562 (build_instruction): New static function, broken out of
2563 process_instructions. Check modifiers rather than flags for SHIFT
2564 bit count and m[ft]{hi,lo} direction.
2565 (usage): Pass program name to fprintf.
2566 (main): Remove unused variable this_option_optind. Change
2567 ``*loptarg++'' to ``loptarg++''.
2568 (my_strtoul): Parenthesize && within ||.
2569 * interp.c (LoadMemory): Accept a halfword pAddr if vAddr is odd.
2570 (simulate): If PC is odd, fetch a 16 bit instruction, and
2571 increment PC by 2 rather than 4.
2572 * configure.in: Add case for mips16*-*-*.
2573 * configure: Rebuild.
2575 Fri Nov 22 08:49:36 1996 Mark Alexander <marka@cygnus.com>
2577 * interp.c: Allow -t to enable tracing in standalone simulator.
2578 Fix garbage output in trace file and error messages.
2580 Wed Nov 20 01:54:37 1996 Doug Evans <dje@canuck.cygnus.com>
2582 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
2583 (SIM_{OBJS,EXTRA_CFLAGS,EXTRA_CLEAN}): Define.
2584 * configure.in: Simplify using macros in ../common/aclocal.m4.
2585 * configure: Regenerated.
2586 * tconfig.in: New file.
2588 Tue Nov 12 13:34:00 1996 Dawn Perchik <dawn@cygnus.com>
2590 * interp.c: Fix bugs in 64-bit port.
2591 Use ansi function declarations for msvc compiler.
2592 Initialize and test file pointer in trace code.
2593 Prevent duplicate definition of LAST_EMED_REGNUM.
2595 Tue Oct 15 11:07:06 1996 Mark Alexander <marka@cygnus.com>
2597 * interp.c (xfer_big_long): Prevent unwanted sign extension.
2599 Thu Sep 26 17:35:00 1996 James G. Smith <jsmith@cygnus.co.uk>
2601 * interp.c (SignalException): Check for explicit terminating
2603 * gencode.c: Pass instruction value through SignalException()
2604 calls for Trap, Breakpoint and Syscall.
2606 Thu Sep 26 11:35:17 1996 James G. Smith <jsmith@cygnus.co.uk>
2608 * interp.c (SquareRoot): Add HAVE_SQRT check to ensure sqrt() is
2609 only used on those hosts that provide it.
2610 * configure.in: Add sqrt() to list of functions to be checked for.
2611 * config.in: Re-generated.
2612 * configure: Re-generated.
2614 Fri Sep 20 15:47:12 1996 Ian Lance Taylor <ian@cygnus.com>
2616 * gencode.c (process_instructions): Call build_endian_shift when
2617 expanding STORE RIGHT, to fix swr.
2618 * support.h (SIGNEXTEND): If the sign bit is not set, explicitly
2619 clear the high bits.
2620 * interp.c (Convert): Fix fmt_single to fmt_long to not truncate.
2621 Fix float to int conversions to produce signed values.
2623 Thu Sep 19 15:34:17 1996 Ian Lance Taylor <ian@cygnus.com>
2625 * gencode.c (MIPS_DECODE): Set UNSIGNED for multu instruction.
2626 (process_instructions): Correct handling of nor instruction.
2627 Correct shift count for 32 bit shift instructions. Correct sign
2628 extension for arithmetic shifts to not shift the number of bits in
2629 the type. Fix 64 bit multiply high word calculation. Fix 32 bit
2630 unsigned multiply. Fix ldxc1 and friends to use coprocessor 1.
2632 * interp.c (CHECKHILO): Don't set HIACCESS, LOACCESS, or HLPC.
2633 It's OK to have a mult follow a mult. What's not OK is to have a
2634 mult follow an mfhi.
2635 (Convert): Comment out incorrect rounding code.
2637 Mon Sep 16 11:38:16 1996 James G. Smith <jsmith@cygnus.co.uk>
2639 * interp.c (sim_monitor): Improved monitor printf
2640 simulation. Tidied up simulator warnings, and added "--log" option
2641 for directing warning message output.
2642 * gencode.c: Use sim_warning() rather than WARNING macro.
2644 Thu Aug 22 15:03:12 1996 Ian Lance Taylor <ian@cygnus.com>
2646 * Makefile.in (gencode): Depend upon gencode.o, getopt.o, and
2647 getopt1.o, rather than on gencode.c. Link objects together.
2648 Don't link against -liberty.
2649 (gencode.o, getopt.o, getopt1.o): New targets.
2650 * gencode.c: Include <ctype.h> and "ansidecl.h".
2651 (AND): Undefine after including "ansidecl.h".
2652 (ULONG_MAX): Define if not defined.
2653 (OP_*): Don't define macros; now defined in opcode/mips.h.
2654 (main): Call my_strtoul rather than strtoul.
2655 (my_strtoul): New static function.
2657 Wed Jul 17 18:12:38 1996 Stu Grossman (grossman@critters.cygnus.com)
2659 * gencode.c (process_instructions): Generate word64 and uword64
2660 instead of `long long' and `unsigned long long' data types.
2661 * interp.c: #include sysdep.h to get signals, and define default
2663 * (Convert): Work around for Visual-C++ compiler bug with type
2665 * support.h: Make things compile under Visual-C++ by using
2666 __int64 instead of `long long'. Change many refs to long long
2667 into word64/uword64 typedefs.
2669 Wed Jun 26 12:24:55 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
2671 * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
2672 INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
2674 * configure.in (AC_PREREQ): autoconf 2.5 or higher.
2675 (AC_PROG_INSTALL): Added.
2676 (AC_PROG_CC): Moved to before configure.host call.
2677 * configure: Rebuilt.
2679 Wed Jun 5 08:28:13 1996 James G. Smith <jsmith@cygnus.co.uk>
2681 * configure.in: Define @SIMCONF@ depending on mips target.
2682 * configure: Rebuild.
2683 * Makefile.in (run): Add @SIMCONF@ to control simulator
2685 * gencode.c: Change LOADDRMASK to 64bit memory model only.
2686 * interp.c: Remove some debugging, provide more detailed error
2687 messages, update memory accesses to use LOADDRMASK.
2689 Mon Jun 3 11:55:03 1996 Ian Lance Taylor <ian@cygnus.com>
2691 * configure.in: Add calls to AC_CONFIG_HEADER, AC_CHECK_HEADERS,
2692 AC_CHECK_LIB, and AC_CHECK_FUNCS. Change AC_OUTPUT to set
2694 * configure: Rebuild.
2695 * config.in: New file, generated by autoheader.
2696 * interp.c: Include "config.h". Include <stdlib.h>, <string.h>,
2697 and <strings.h> if they exist. Replace #ifdef sun with #ifdef
2698 HAVE_ANINT and HAVE_AINT, as appropriate.
2699 * Makefile.in (run): Use @LIBS@ rather than -lm.
2700 (interp.o): Depend upon config.h.
2701 (Makefile): Just rebuild Makefile.
2702 (clean): Remove stamp-h.
2703 (mostlyclean): Make the same as clean, not as distclean.
2704 (config.h, stamp-h): New targets.
2706 Fri May 10 00:41:17 1996 James G. Smith <jsmith@cygnus.co.uk>
2708 * interp.c (ColdReset): Fix boolean test. Make all simulator
2711 Wed May 8 15:12:58 1996 James G. Smith <jsmith@cygnus.co.uk>
2713 * interp.c (xfer_direct_word, xfer_direct_long,
2714 swap_direct_word, swap_direct_long, xfer_big_word,
2715 xfer_big_long, xfer_little_word, xfer_little_long,
2716 swap_word,swap_long): Added.
2717 * interp.c (ColdReset): Provide function indirection to
2718 host<->simulated_target transfer routines.
2719 * interp.c (sim_store_register, sim_fetch_register): Updated to
2720 make use of indirected transfer routines.
2722 Fri Apr 19 15:48:24 1996 James G. Smith <jsmith@cygnus.co.uk>
2724 * gencode.c (process_instructions): Ensure FP ABS instruction
2726 * interp.c (AbsoluteValue): Add routine. Also provide simple PMON
2727 system call support.
2729 Wed Apr 10 09:51:38 1996 James G. Smith <jsmith@cygnus.co.uk>
2731 * interp.c (sim_do_command): Complain if callback structure not
2734 Thu Mar 28 13:50:51 1996 James G. Smith <jsmith@cygnus.co.uk>
2736 * interp.c (Convert): Provide round-to-nearest and round-to-zero
2737 support for Sun hosts.
2738 * Makefile.in (gencode): Ensure the host compiler and libraries
2739 used for cross-hosted build.
2741 Wed Mar 27 14:42:12 1996 James G. Smith <jsmith@cygnus.co.uk>
2743 * interp.c, gencode.c: Some more (TODO) tidying.
2745 Thu Mar 7 11:19:33 1996 James G. Smith <jsmith@cygnus.co.uk>
2747 * gencode.c, interp.c: Replaced explicit long long references with
2748 WORD64HI, WORD64LO, SET64HI and SET64LO macro calls.
2749 * support.h (SET64LO, SET64HI): Macros added.
2751 Wed Feb 21 12:16:21 1996 Ian Lance Taylor <ian@cygnus.com>
2753 * configure: Regenerate with autoconf 2.7.
2755 Tue Jan 30 08:48:18 1996 Fred Fish <fnf@cygnus.com>
2757 * interp.c (LoadMemory): Enclose text following #endif in /* */.
2758 * support.h: Remove superfluous "1" from #if.
2759 * support.h (CHECKSIM): Remove stray 'a' at end of line.
2761 Mon Dec 4 11:44:40 1995 Jamie Smith <jsmith@cygnus.com>
2763 * interp.c (StoreFPR): Control UndefinedResult() call on
2764 WARN_RESULT manifest.
2766 Fri Dec 1 16:37:19 1995 James G. Smith <jsmith@cygnus.co.uk>
2768 * gencode.c: Tidied instruction decoding, and added FP instruction
2771 * interp.c: Added dineroIII, and BSD profiling support. Also
2772 run-time FP handling.
2774 Sun Oct 22 00:57:18 1995 James G. Smith <jsmith@pasanda.cygnus.co.uk>
2776 * Changelog, Makefile.in, README.Cygnus, configure, configure.in,
2777 gencode.c, interp.c, support.h: created.