diff options
Diffstat (limited to 'sim/riscv')
| -rw-r--r-- | sim/riscv/ChangeLog | 9 | ||||
| -rw-r--r-- | sim/riscv/interp.c | 3 | ||||
| -rw-r--r-- | sim/riscv/sim-main.c | 13 | ||||
| -rw-r--r-- | sim/riscv/sim-main.h | 9 |
4 files changed, 22 insertions, 12 deletions
diff --git a/sim/riscv/ChangeLog b/sim/riscv/ChangeLog index 53081dc..e7cd0a3 100644 --- a/sim/riscv/ChangeLog +++ b/sim/riscv/ChangeLog @@ -1,3 +1,12 @@ +2021-05-17 Mike Frysinger <vapier@gentoo.org> + + * interp.c (sim_open): Call sim_state_alloc_extra. + * sim-main.c (execute_a): Change sd to riscv_sim_state. + * sim-main.h (SIM_HAVE_COMMON_SIM_STATE): Define. + (struct sim_state): Delete. + (struct riscv_sim_state): New struct. + (RISCV_SIM_STATE): Define. + 2021-05-16 Mike Frysinger <vapier@gentoo.org> * interp.c, machs.c, sim-main.c: Replace config.h include with defs.h. diff --git a/sim/riscv/interp.c b/sim/riscv/interp.c index d430d77..f3754da 100644 --- a/sim/riscv/interp.c +++ b/sim/riscv/interp.c @@ -59,7 +59,8 @@ sim_open (SIM_OPEN_KIND kind, host_callback *callback, { char c; int i; - SIM_DESC sd = sim_state_alloc (kind, callback); + SIM_DESC sd = sim_state_alloc_extra (kind, callback, + sizeof (struct riscv_sim_state)); /* The cpu data is kept in a separately allocated chunk of memory. */ if (sim_cpu_alloc_all (sd, 1) != SIM_RC_OK) diff --git a/sim/riscv/sim-main.c b/sim/riscv/sim-main.c index 7f87f1b..a09ae03 100644 --- a/sim/riscv/sim-main.c +++ b/sim/riscv/sim-main.c @@ -794,6 +794,7 @@ static sim_cia execute_a (SIM_CPU *cpu, unsigned_word iw, const struct riscv_opcode *op) { SIM_DESC sd = CPU_STATE (cpu); + struct riscv_sim_state *state = RISCV_SIM_STATE (sd); int rd = (iw >> OP_SH_RD) & OP_MASK_RD; int rs1 = (iw >> OP_SH_RS1) & OP_MASK_RS1; int rs2 = (iw >> OP_SH_RS2) & OP_MASK_RS2; @@ -813,7 +814,7 @@ execute_a (SIM_CPU *cpu, unsigned_word iw, const struct riscv_opcode *op) sim_core_read_unaligned_4 (cpu, cpu->pc, read_map, cpu->regs[rs1])); /* Walk the reservation list to find an existing match. */ - amo_curr = sd->amo_reserved_list; + amo_curr = state->amo_reserved_list; while (amo_curr) { if (amo_curr->addr == cpu->regs[rs1]) @@ -824,15 +825,15 @@ execute_a (SIM_CPU *cpu, unsigned_word iw, const struct riscv_opcode *op) /* No reservation exists, so add one. */ amo_curr = xmalloc (sizeof (*amo_curr)); amo_curr->addr = cpu->regs[rs1]; - amo_curr->next = sd->amo_reserved_list; - sd->amo_reserved_list = amo_curr; + amo_curr->next = state->amo_reserved_list; + state->amo_reserved_list = amo_curr; goto done; case MATCH_SC_W: TRACE_INSN (cpu, "%s %s, %s, (%s);", op->name, rd_name, rs2_name, rs1_name); /* Walk the reservation list to find a match. */ - amo_curr = amo_prev = sd->amo_reserved_list; + amo_curr = amo_prev = state->amo_reserved_list; while (amo_curr) { if (amo_curr->addr == cpu->regs[rs1]) @@ -841,8 +842,8 @@ execute_a (SIM_CPU *cpu, unsigned_word iw, const struct riscv_opcode *op) sim_core_write_unaligned_4 (cpu, cpu->pc, write_map, cpu->regs[rs1], cpu->regs[rs2]); store_rd (cpu, rd, 0); - if (amo_curr == sd->amo_reserved_list) - sd->amo_reserved_list = amo_curr->next; + if (amo_curr == state->amo_reserved_list) + state->amo_reserved_list = amo_curr->next; else amo_prev->next = amo_curr->next; free (amo_curr); diff --git a/sim/riscv/sim-main.h b/sim/riscv/sim-main.h index 4a1b31e..fd09539 100644 --- a/sim/riscv/sim-main.h +++ b/sim/riscv/sim-main.h @@ -21,6 +21,8 @@ #ifndef SIM_MAIN_H #define SIM_MAIN_H +#define SIM_HAVE_COMMON_SIM_STATE + #include "sim-basics.h" #include "machs.h" #include "sim-base.h" @@ -66,13 +68,10 @@ struct atomic_mem_reserved_list { address_word addr; }; -struct sim_state { - sim_cpu *cpu[MAX_NR_PROCESSORS]; +struct riscv_sim_state { struct atomic_mem_reserved_list *amo_reserved_list; - - /* ... simulator specific members ... */ - sim_state_base base; }; +#define RISCV_SIM_STATE(sd) ((struct riscv_sim_state *) STATE_ARCH_DATA (sd)) extern void step_once (SIM_CPU *); extern void initialize_cpu (SIM_DESC, SIM_CPU *, int); |