binutils-gdb

Tree: 0f017ab98f

Commit Graph

Author	SHA1	Message	Date
Stan Shebs	c906108c21	Initial creation of sourceware repository	28 years ago
Stan Shebs	071ea11e85	Initial creation of sourceware repository	28 years ago
Martin Hunt	849c575f97	Fri Nov 8 16:19:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com> * d10v-sim.h (simops): Add flag is_long. (State): Add pc_changed. Instructions which update the PC should use the JMP macro which sets this. (JMP): New macro. Sets the PC and the pc_changed flag. * gencode.c (write_opcodes): Add is_long field. * interp.c (lookup_hash): If we blindly apply a short opcode's mask to a long opcode we could get a false match. Check the opcode size. (hash): Add a size field to the hash table. (sim_open): Initialize size field in hash table. (sim_resume): Change to logic for setting the PC. Used to increment the PC if it had not been changed. This didn't allow single-instruction loops. Now checks the flag State.pc_changed. Also now stops when ^C is received. (dmem_addr): Fix translation of data segments to unified memory. (sim_ctrl_c): New function. When ^C is received, set stop_simulator flag. * simops.c: Changed all branch and jump instructions to use new JMP macro. (OP_20000000): Corrected trace information to show this is a ldi.l, not a ldi.s instruction.	30 years ago

Author

SHA1

Message

Date

Stan Shebs

c906108c21

Initial creation of sourceware repository

28 years ago

Stan Shebs

071ea11e85

Initial creation of sourceware repository

28 years ago

Martin Hunt

849c575f97

Fri Nov 8 16:19:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com>

* d10v-sim.h (simops): Add flag is_long.
	(State): Add pc_changed.  Instructions which update the PC should
	use the JMP macro which sets this.
	(JMP): New macro.  Sets the PC and the pc_changed flag.

	* gencode.c (write_opcodes): Add is_long field.

	* interp.c (lookup_hash): If we blindly apply a short opcode's mask
	to a long opcode we could get a false match.  Check the opcode size.
	(hash): Add a size field to the hash table.
	(sim_open): Initialize size field in hash table.
	(sim_resume): Change to logic for setting the PC.  Used to increment the
	PC if it had not been changed.  This didn't allow single-instruction loops.
	Now checks the flag State.pc_changed.  Also now stops when ^C is received.
	(dmem_addr): Fix translation of data segments to unified memory.
	(sim_ctrl_c): New function.  When ^C is received, set stop_simulator flag.

	* simops.c: Changed all branch and jump instructions to use new JMP macro.
	(OP_20000000): Corrected trace information to show this is a ldi.l, not
	a ldi.s instruction.

30 years ago

3 Commits (0f017ab98fb70697cbb2b1d58b35932456fd9489)