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* sky->devo merge, final part of sim merge 

[ChangeLog.sky]
1998-12-08  Frank Ch. Eigler  <fche@cygnus.com>
	* sim-main.h (sim_state): Add multi-phase load tracking fields.
	* sky-gdb.c (sky_option_handler): Add --load-next option handling.
	* mips.igen (BREAK): Add multi-phase load and printf code handling.
This commit is contained in:
Frank Ch. Eigler 1998-12-08 12:23:26 +00:00
parent eeba69f17f
commit 1ee7d2b1c8
2 changed files with 223 additions and 31 deletions
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209
sim/mips/mips.igen
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File diff suppressed because it is too large Load Diff

45
sim/mips/sim-main.h
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@ -516,31 +516,8 @@ struct _sim_cpu {
address_word dspc; /* delay-slot PC */
#define DSPC ((CPU)->dspc)
#if !WITH_IGEN
/* Issue a delay slot instruction immediatly by re-calling
idecode_issue */
#define DELAY_SLOT(TARGET) \
do { \
address_word target = (TARGET); \
instruction_word delay_insn; \
sim_events_slip (SD, 1); \
CIA = CIA + 4; /* NOTE not mips16 */ \
STATE |= simDELAYSLOT; \
delay_insn = IMEM32 (CIA); /* NOTE not mips16 */ \
idecode_issue (CPU_, delay_insn, (CIA)); \
STATE &= ~simDELAYSLOT; \
NIA = target; \
} while (0)
#define NULLIFY_NEXT_INSTRUCTION() \
do { \
sim_events_slip (SD, 1); \
dotrace (SD, CPU, tracefh, 2, NIA, 4, "load instruction"); \
NIA = CIA + 8; \
} while (0)
#else
#define DELAY_SLOT(TARGET) NIA = delayslot32 (SD_, (TARGET))
#define NULLIFY_NEXT_INSTRUCTION() NIA = nullify_next_insn32 (SD_)
#endif
/* State of the simulator */
@ -807,12 +784,28 @@ struct sim_state {
/* start-sanitize-sky */
#ifdef TARGET_SKY
#ifdef SKY_FUNIT
/* Record of option for floating point implementation type. */
int fp_type_opt;
#define STATE_FP_TYPE_OPT(sd) ((sd)->fp_type_opt)
#define STATE_FP_TYPE_OPT_ACCURATE 0x80000000
#endif
/* Index of next unused name slot for multi-phase load list. */
int next_mload_count;
#define STATE_MLOAD_COUNT(sd) ((sd)->next_mload_count)
#define MAX_MLOAD_COUNT 2 /* limit for next_load_count and load_index */
/* Program names for multi-phase load. */
char *next_mload_name[MAX_MLOAD_COUNT];
#define STATE_MLOAD_NAME(sd) ((sd)->next_mload_name)
/* Index of next program for multi-phase load. */
int mload_index;
#define STATE_MLOAD_INDEX(sd) ((sd)->mload_index)
#endif
/* end-sanitize-sky */
@ -1046,6 +1039,8 @@ void decode_coproc PARAMS ((SIM_DESC sd, sim_cpu *cpu, address_word cia, unsigne
#define DecodeCoproc(instruction) \
decode_coproc (SD, CPU, cia, (instruction))
void sim_monitor (SIM_DESC sd, sim_cpu *cpu, address_word cia, unsigned int arg);
/* Memory accesses */
@ -1081,12 +1076,10 @@ decode_coproc (SD, CPU, cia, (instruction))
#define AccessLength_DOUBLEWORD (7)
#define AccessLength_QUADWORD (15)
#if (WITH_IGEN)
#define LOADDRMASK (WITH_TARGET_WORD_BITSIZE == 64 \
? AccessLength_DOUBLEWORD /*7*/ \
: AccessLength_WORD /*3*/)
#define PSIZE (WITH_TARGET_ADDRESS_BITSIZE)
#endif
INLINE_SIM_MAIN (int) address_translation PARAMS ((SIM_DESC sd, sim_cpu *, address_word cia, address_word vAddr, int IorD, int LorS, address_word *pAddr, int *CCA, int raw));
@ -1149,8 +1142,6 @@ SIM_RC sky_sim_module_install PARAMS ((SIM_DESC sd));
#define MODULE_LIST sky_sim_module_install,
void sim_monitor (SIM_DESC sd, sim_cpu *cpu, address_word cia, unsigned int arg);
#ifndef TM_TXVU_H /* In case GDB hasn't been configured yet */
enum txvu_cpu_context
{