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path: root/sim/mn10300/simops.c
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2004-06-26* gencode.c, simops.c: Delete.Alexandre Oliva1-3239/+0
* Makefile.in: Remove non-COMMON dependencies and commands.
1999-04-16Initial creation of sourceware repositorygdb-4_18-branchpointStan Shebs1-0/+3239
1999-04-16Initial creation of sourceware repositoryStan Shebs1-3239/+0
1998-06-18 * simops.c (syscall): Handle change in opcode # for syscall.Jeff Law1-1/+1
* mn10300.igen (syscall): Likewise.
1998-03-25 * simops.c (OP_F0FD): Initialise variable 'sp' for rti instruction.Joyce Janczyn1-0/+1
1998-02-28 * simops.c (inc): Fix typo.Jeff Law1-1/+1
1998-02-25 * simops.c (signed multiply instructions): Cast input operands toJeff Law1-10/+10
signed32 before casting them to signed64 so that the sign bit is propagated properly.
1998-02-24 * Makefile.in: Last change was bad. Define NL_TARGETMark Alexander1-22/+30
so that targ-vals.h will be used instead of syscall.h. * simops.c: Use targ-vals.h instead of syscall.h. (OP_F020): Disable unsupported system calls.
1998-02-22 * simops.c: Include sim-types.h.Jeff Law1-0/+1
1998-02-18 * simops.c (multiply instructions): Cast input operands to aJeff Law1-17/+20
signed64/unsigned64 type as appropriate.
1997-11-11 * simops.c (call:16 call:32): Stack adjustment is determined solelyJeff Law1-4/+8
by the imm8 field.
1997-10-21 * simops.c: Correctly handle register restores for "ret" and "retf"Jeff Law1-66/+58
instructions. pr13306 related stuff.
1997-06-24 * interp.c (sim_resume): Clear State.exited.Jeff Law1-0/+1
(sim_stop_reason): If State.exited is nonzero, then indicate that the simulator exited instead of stopped. * mn10300_sim.h (struct _state): Add exited field. * simops.c (syscall): Set State.exited for SYS_exit. Fixes problem found bin Felix.
1997-06-12 * simops.c: Fix thinko in last change.Jeff Law1-1/+1
1997-06-10 * simops.c: "call" stores the callee saved registers into theJeff Law1-53/+51
stack! Update the stack pointer properly when done with register saves.
1997-06-10 * simops.c: Fix return address computation for "call" instructions.Jeff Law1-2/+2
1997-05-20 * interp.c: Replace all references to load_mem and store_memJeff Law1-255/+247
with references to load_byte, load_half, load_3_byte, load_word and store_byte, store_half, store_3_byte, store_word. (INLINE): Delete definition. (load_mem_big): Likewise. (max_mem): Make it global. (dispatch): Make this function inline. (load_mem, store_mem): Delete functions. * mn10300_sim.h (INLINE): Define. (RLW): Delete unused definition. (load_mem, store_mem): Delete declarations. (load_mem_big): New definition. (load_byte, load_half, load_3_byte, load_word): New functions. (store_byte, store_half, store_3_byte, store_word): New functions. * simops.c: Replace all references to load_mem and store_mem with references to load_byte, load_half, load_3_byte, load_word and store_byte, store_half, store_3_byte, store_word.
1997-05-19 * interp.c (dispatch): Make this an inline function.Jeff Law1-6/+2
* simops.c (syscall): Use callback->write regardless of what file descriptor we're writing too.
1997-05-06 * mn10300_sim.h (struct _state): Add space for mdrq register.Jeff Law1-27/+125
(REG_MDRQ): Define. * simops.c: Don't abort for trap. Add support for the extended instructions, "getx", "putx", "mulq", "mulqu", "sat16", "sat24", and "bsch".
1997-04-17Cleanups to compile under FreeBSDAndrew Cagney1-1/+9
1997-04-08 * simops.c (syscall): Handle new mn10300 calling conventions.Jeff Law1-2/+2
Forgot to check this in last week.
1997-03-20 * simops.c: Fix register extraction for a two "movbu" variants.Jeff Law1-30/+75
Somewhat simplify "sub" instructions. Correctly sign extend operands for "mul". Put the correct half of the result in MDR for "mul" and "mulu". Implement remaining instructions. Tweak opcode for "syscall".
1997-03-18 * simops.c: Do syscall emulation in "syscall" instruction. AddJeff Law1-0/+7
dummy "trap" instruction. Cleanups for the beta release.
1997-03-12 * simops.c: Fix carry bit computation for "add" instructions.Jeff Law1-11/+11
More bugs exposed by new mn10300 compiler optimizations.
1997-03-12 * simops.c: Fix typos in bset insns. Fix arguments to store_memJeff Law1-5/+7
for bset imm8,(d8,an) and bclr imm8,(d8,an). Bugs exposed by new compiler optimizations.
1997-03-05 * simops.c: Fix register references when computing Z and N bitsJeff Law1-3/+3
for lsr imm8,dn. Bug exposed by c-torture testing of the mn10300.
1997-01-21 * simops.c: Undo last change to "rol" and "ror", original codeJeff Law1-2/+2
was correct!
1997-01-16 * simops.c: Fix "rol" and "ror".Jeff Law1-2/+2
Something I noticed while working on the mn10200.
1997-01-15 * simops.c: Fix typo in last change.Jeff Law1-1/+1
1997-01-13 * simops.c: Use REG macros in few places not using them yet.Jeff Law1-5/+5
Something I noticed while working on the mn10200 simulator.
1996-12-31 * mn10300_sim.h (struct _state): Put all registers into a singleJeff Law1-33/+33
array to make gdb implementation easier. (REG_*): Add definitions for all registers in the state array. (SEXT32, SEXT40, SEXT44, SEXT60): Remove unused macros. * simops.c: Related changes.
1996-12-18 * interp.c (sim_resume): Handle 0xff as a single byte insn.Jeff Law1-12/+12
* simops.c: Fix overflow computation for "add" and "inc" instructions.
1996-12-16 * simops.c: Handle "break" instruction.Jeff Law1-0/+10
1996-12-16 * simops.c: Fix restoring the PC for "ret" and "retf" instructions.Jeff Law1-4/+12
1996-12-10 * simops.c (REG0_4): Define.Jeff Law1-8/+9
Use REG0_4 for indexed loads/stores. Fixes bugs exposed after minor codegen improvements in the compiler.
1996-12-07 * simops.c (REG0_16): Fix typo.Jeff Law1-1/+1
1996-12-07Add missing semicolons in last change.Jeff Law1-13/+13
1996-12-06 * simops.c: Call abort for any instruction that's not currentlyJeff Law1-0/+13
simulated.
1996-12-06 * simops.c: Define accessor macros to extract registerJeff Law1-368/+326
values from instructions. Use them consistently.
1996-12-06 * interp.c: Delete unused global variable "OP".Jeff Law1-28/+24
(sim_resume): Remove unused variable "opcode". * simops.c: Fix some uninitialized variable problems, add parens to fix various -Wall warnings. Fixing assorted -Wall problems.
1996-12-06 * gencode.c (write_header): Add "insn" and "extension" argumentsJeff Law1-233/+466
to the OP_* declarations. (write_template): Similarly for function templates. * interp.c (insn, extension): Remove global variables. Instead pass them as arguments to the OP_* functions. * mn10300_sim.h: Remove decls for "insn" and "extension". * simops.c (OP_*): Accept "insn" and "extension" as arguments instead of using globals. Starting to clean things up.
1996-12-06 * simops.c: Fix typos in "mov am,(d16,an)" and "mov am,(d32,an)"Jeff Law1-2/+2
Fixes remaining hangs while running c-torture execution tests. Only 12 c-torture execution failures left: * 920625-1.c fails all 6 execution tests. * 960521-1.c fails all 6 execution tests.
1996-12-06 * simops.c: Fix thinkos in last change to "inc dn".Jeff Law1-5/+7
1996-12-04 * simops.c: "add imm,sp" does not effect the condition codes.Jeff Law1-31/+15
"inc dn" does effect the condition codes. Just something I noticed.
1996-12-04 * simops.c: Treat both operands as signed values forJeff Law1-2/+2
"div" instruction. Fixes another dozen c-torture execution failures.
1996-12-04 * simops.c: Fix simulation of division instructions.Jeff Law1-12/+8
Fix typos/thinkos in several "cmp" and "sub" instructions. Another couple dozen c-torture failures fixed.
1996-12-02 * simomps.c: Fix carry bit handling in "sub" and "cmp"Jeff Law1-9/+9
instructions. Another dozen execution failures fixed.
1996-12-02 * simops.c: Fix "mov imm8,an" and "mov imm16,dn".Jeff Law1-2/+2
Fixes 80 or so c-torture execution failures. 400 to go.
1996-12-02 * simops.c: Fix overflow computation for many instructions.Jeff Law1-87/+87
Fixes several hangs in the c-torture execution tests. Also fixes about 40 failures.
1996-12-02 * simops.c: Fix "movdm, an", "movbu dm, (an)", and "movhu dm, (an)".Jeff Law1-5/+5
Along with some compiler, bfd, assembler changes this fixes 90 or so c-torture execution failures.
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