/* collection of junk waiting time to sort out
- Copyright (C) 1998, 1999, 2000, 2001, 2003, 2007, 2008, 2009, 2010
- Free Software Foundation, Inc.
+ Copyright (C) 1998-2022 Free Software Foundation, Inc.
Contributed by Red Hat
This file is part of the GNU Simulators.
/* Hardware/device support.
??? Will eventually want to move device stuff to config files. */
-/* Support for the MCCR register (Cache Control Register) is needed in order
- for overlays to work correctly with the scache: cached instructions need
- to be flushed when the instruction space is changed at runtime. */
-
-/* These were just copied from another port and are necessary to build, but
- but don't appear to be used. */
-#define MCCR_ADDR 0xffffffff
-#define MCCR_CP 0x80
-/* not supported */
-#define MCCR_CM0 2
-#define MCCR_CM1 1
-
-/* sim_core_attach device argument. */
-extern device frv_devices;
-
-/* FIXME: Temporary, until device support ready. */
-struct _device { int foo; };
-
/* maintain the address of the start of the previous VLIW insn sequence. */
extern IADDR previous_vliw_pc;
extern CGEN_ATTR_VALUE_ENUM_TYPE frv_current_fm_slot;
void frvbf_media_acc_not_aligned (SIM_CPU *);
void frvbf_media_cr_not_aligned (SIM_CPU *);
void frvbf_media_overflow (SIM_CPU *, int);
+SI frvbf_media_average (SIM_CPU *, SI, SI);
/* Functions for queuing and processing interrupts. */
struct frv_interrupt_queue_element *
struct frv_interrupt_queue_element *
frv_queue_data_access_error_interrupt (SIM_CPU *, USI);
+struct frv_interrupt_queue_element *
+frv_queue_data_access_exception_interrupt (SIM_CPU *);
+
struct frv_interrupt_queue_element *
frv_queue_instruction_access_error_interrupt (SIM_CPU *);
enum frv_dtt frvbf_division_exception (SIM_CPU *, enum frv_dtt, int, int);
+struct frv_interrupt_queue_element *
+frv_queue_division_exception_interrupt (SIM_CPU *, enum frv_dtt);
+
struct frv_interrupt_queue_element *
frv_queue_interrupt (SIM_CPU *, enum frv_interrupt_kind);
BI frvbf_check_non_excepting_load (SIM_CPU *, SI, SI, SI, SI, QI, BI);
void frvbf_check_recovering_store (SIM_CPU *, PCADDR, SI, int, int);
+SI frvbf_check_acc_range (SIM_CPU *, SI);
+void frvbf_check_swap_address (SIM_CPU *, SI);
void frvbf_clear_ne_flags (SIM_CPU *, SI, BI);
void frvbf_commit (SIM_CPU *, SI, BI);
#define INSNS_IN_SLOT(slot) (insns_in_slot[slot])
/* Multiple loads and stores. */
-void frvbf_load_multiple_GR (SIM_CPU *, PCADDR, SI, SI, int);
-void frvbf_load_multiple_FRint (SIM_CPU *, PCADDR, SI, SI, int);
-void frvbf_load_multiple_CPR (SIM_CPU *, PCADDR, SI, SI, int);
-void frvbf_store_multiple_GR (SIM_CPU *, PCADDR, SI, SI, int);
-void frvbf_store_multiple_FRint (SIM_CPU *, PCADDR, SI, SI, int);
-void frvbf_store_multiple_CPR (SIM_CPU *, PCADDR, SI, SI, int);
+void frvbf_load_quad_GR (SIM_CPU *, PCADDR, SI, SI);
+void frvbf_load_quad_FRint (SIM_CPU *, PCADDR, SI, SI);
+void frvbf_load_quad_CPR (SIM_CPU *, PCADDR, SI, SI);
+void frvbf_store_quad_GR (SIM_CPU *, PCADDR, SI, SI);
+void frvbf_store_quad_FRint (SIM_CPU *, PCADDR, SI, SI);
+void frvbf_store_quad_CPR (SIM_CPU *, PCADDR, SI, SI);
/* Memory and cache support. */
QI frvbf_read_mem_QI (SIM_CPU *, IADDR, SI);