From: Cupertino Miranda <cmira...@synopsys.com>
---
target/arc/arc-common.h | 19 +++++++++++++++----
target/arc/cpu-param.h | 10 ++++++++++
target/arc/cpu.c | 35 +++++++++++++++++++++++++++++++++++
target/arc/cpu.h | 12 ++++++++++++
target/arc/meson.build | 19 ++++++++++++++++---
5 files changed, 88 insertions(+), 7 deletions(-)
diff --git a/target/arc/arc-common.h b/target/arc/arc-common.h
index ff9f97d457..a01e3c661d 100644
--- a/target/arc/arc-common.h
+++ b/target/arc/arc-common.h
@@ -14,37 +14,48 @@
/* CPU combi. */
#define ARC_OPCODE_ARCALL (ARC_OPCODE_ARC600 | ARC_OPCODE_ARC700 \
- | ARC_OPCODE_ARCv2EM | ARC_OPCODE_ARCv2HS)
+ | ARC_OPCODE_ARCv2EM | ARC_OPCODE_ARCv2HS \
+ | ARC_OPCODE_V3_ARC32 | ARC_OPCODE_V3_ARC64)
#define ARC_OPCODE_ARCFPX (ARC_OPCODE_ARC700 | ARC_OPCODE_ARCv2EM)
#define ARC_OPCODE_ARCV1 (ARC_OPCODE_ARC700 | ARC_OPCODE_ARC600)
#define ARC_OPCODE_ARCV2 (ARC_OPCODE_ARCv2EM | ARC_OPCODE_ARCv2HS)
#define ARC_OPCODE_ARCMPY6E (ARC_OPCODE_ARC700 | ARC_OPCODE_ARCV2)
+#define ARC_OPCODE_V3_ALL (ARC_OPCODE_V3_ARC64 | ARC_OPCODE_V3_ARC32)
+
+#define ARC_OPCODE_V2_V3 (ARC_OPCODE_V3_ALL | ARC_OPCODE_ARCV2)
+#define ARC_OPCODE_ARCv2HS_AND_V3 (ARC_OPCODE_V3_ALL | ARC_OPCODE_ARCv2HS)
enum arc_cpu_family {
ARC_OPCODE_NONE = 0,
+
ARC_OPCODE_DEFAULT = 1 << 0,
ARC_OPCODE_ARC600 = 1 << 1,
ARC_OPCODE_ARC700 = 1 << 2,
ARC_OPCODE_ARCv2EM = 1 << 3,
- ARC_OPCODE_ARCv2HS = 1 << 4
+ ARC_OPCODE_ARCv2HS = 1 << 4,
+ ARC_OPCODE_V3_ARC32 = 1 << 5,
+ ARC_OPCODE_V3_ARC64 = 1 << 6
};
typedef struct {
- uint32_t value;
+ uint64_t value;
uint32_t type;
} operand_t;
typedef struct {
uint32_t class;
- uint32_t limm;
+ uint64_t limm;
uint8_t len;
bool limm_p;
+#define unsigned_limm_p limm_p
+ bool signed_limm_p;
operand_t operands[3];
uint8_t n_ops;
uint8_t cc;
uint8_t aa;
uint8_t zz;
+#define zz_as_data_size zz
bool d;
bool f;
bool di;
diff --git a/target/arc/cpu-param.h b/target/arc/cpu-param.h
index 512f4c8b75..9ad28fa693 100644
--- a/target/arc/cpu-param.h
+++ b/target/arc/cpu-param.h
@@ -20,11 +20,21 @@
#ifndef ARC_CPU_PARAM_H
#define ARC_CPU_PARAM_H 1
+#ifdef TARGET_ARCV2
#define TARGET_LONG_BITS 32
#define TARGET_PAGE_BITS 13
#define TARGET_PHYS_ADDR_SPACE_BITS 32
#define TARGET_VIRT_ADDR_SPACE_BITS 32
#define NB_MMU_MODES 2
+#endif
+
+#ifdef TARGET_ARCV3
+#define TARGET_LONG_BITS 64
+#define TARGET_PAGE_BITS 12
+#define TARGET_PHYS_ADDR_SPACE_BITS 48
+#define TARGET_VIRT_ADDR_SPACE_BITS 64
+#define NB_MMU_MODES 3
+#endif
#endif
diff --git a/target/arc/cpu.c b/target/arc/cpu.c
index f1a5b2a7c1..da394f015a 100644
--- a/target/arc/cpu.c
+++ b/target/arc/cpu.c
@@ -193,6 +193,9 @@ static void arc_cpu_disas_set_info(CPUState *cs,
disassemble_info *info)
case ARC_OPCODE_ARCv2HS:
info->mach = bfd_mach_arc_arcv2hs;
break;
+ case ARC_OPCODE_V3_ARC64:
+ info->mach = bfd_mach_arcv3_64;
+ break;
default:
info->mach = bfd_mach_arc_arcv2;
break;
@@ -226,6 +229,7 @@ static void arc_cpu_realizefn(DeviceState *dev, Error
**errp)
*/
cpu->freq_hz = cpu->cfg.freq_hz;
+#ifdef TARGET_ARCV2
cpu->isa_config = 0x02;
switch (cpu->cfg.pc_size) {
case 16:
@@ -291,6 +295,18 @@ static void arc_cpu_realizefn(DeviceState *dev, Error
**errp)
| (cpu->cfg.dmp_unaligned ? BIT(22) : 0) | BIT(23)
| (cpu->cfg.code_density ? (2 << 24) : 0) | BIT(28);
+#elif TARGET_ARCV3
+ cpu->isa_config = 0x03 /* ver */
+ | (1 << 8) /* va_size: 48-bit */
+ | (1 << 16) /* pa_size: 48-bit */
+ | ((cpu->cfg.byte_order ? 1 : 0) << 20) /* endian */
+ | (1 << 21) /* atomic=1: LLOCK, LLOCKL, WLFC */
+ | ((cpu->cfg.dmp_unaligned ? 1 : 0) << 23) /* unaliged
access */
+ | (0 << 24) /* 128-bit load/store TBD */
+ | (3 << 26) /* Code density instructions */
+ | (0 << 28); /* 64-bit DIV/REM TBD */
+#endif
+
arc_initializeTIMER(cpu);
arc_initializeIRQ(cpu);
@@ -379,7 +395,11 @@ static void arc_cpu_class_init(ObjectClass *oc, void *data)
cc->gdb_write_register = arc_cpu_gdb_write_register;
/* Core GDB support */
+#ifdef TARGET_ARCV2
cc->gdb_core_xml_file = "arc-v2-core.xml";
+#else
+ cc->gdb_core_xml_file = "arc-core-v3.xml";
+#endif
cc->gdb_num_core_regs = GDB_REG_LAST;
cc->gdb_arch_name = arc_gdb_arch_name;
@@ -395,6 +415,7 @@ static void arc_any_initfn(Object *obj)
cpu->family = ARC_OPCODE_ARC700;
}
+#ifdef TARGET_ARCV2
static void arc600_initfn(Object *obj)
{
ARCCPU *cpu = ARC_CPU(obj);
@@ -418,6 +439,15 @@ static void archs_initfn(Object *obj)
ARCCPU *cpu = ARC_CPU(obj);
cpu->family = ARC_OPCODE_ARCv2HS;
}
+#endif
+
+#ifdef TARGET_ARCV3
+static void arc64_initfn(Object *obj)
+{
+ ARCCPU *cpu = ARC_CPU(obj);
+ cpu->family = ARC_OPCODE_V3_ARC64;
+}
+#endif
typedef struct ARCCPUInfo {
const char *name;
@@ -425,10 +455,15 @@ typedef struct ARCCPUInfo {
} ARCCPUInfo;
static const ARCCPUInfo arc_cpus[] = {
+#ifdef TARGET_ARCV2
{ .name = "arc600", .initfn = arc600_initfn },
{ .name = "arc700", .initfn = arc700_initfn },
{ .name = "arcem", .initfn = arcem_initfn },
{ .name = "archs", .initfn = archs_initfn },
+#endif
+#ifdef TARGET_ARCV3
+ { .name = "arc64", .initfn = arc64_initfn },
+#endif
{ .name = "any", .initfn = arc_any_initfn },
};
diff --git a/target/arc/cpu.h b/target/arc/cpu.h
index 37d2a3582f..d529732fb5 100644
--- a/target/arc/cpu.h
+++ b/target/arc/cpu.h
@@ -25,6 +25,7 @@
#include "target/arc/arc-common.h"
#include "target/arc/mmu.h"
+#include "target/arc/mmu-v6.h"
#include "target/arc/mpu.h"
#include "target/arc/cache.h"
@@ -66,8 +67,15 @@ enum exception_code_list {
EXCP_MEMORY_ERROR,
EXCP_INST_ERROR,
EXCP_MACHINE_CHECK,
+#ifdef TARGET_ARCV2
EXCP_TLB_MISS_I,
EXCP_TLB_MISS_D,
+#elif TARGET_ARCV3
+ EXCP_IMMU_FAULT,
+ EXCP_DMMU_FAULT,
+#else
+ #error "TARGET macro not defined!"
+#endif
EXCP_PROTV,
EXCP_PRIVILEGEV,
EXCP_SWI,
@@ -244,7 +252,11 @@ typedef struct CPUARCState {
uint32_t causecode;
uint32_t param;
+#ifdef TARGET_ARCV2
struct arc_mmu mmu; /* mmu.h */
+#elif TARGET_ARCV3
+ struct arc_mmuv6 mmu; /* mmu.h */
+#endif
ARCMPU mpu; /* mpu.h */
struct arc_cache cache; /* cache.h */
diff --git a/target/arc/meson.build b/target/arc/meson.build
index 9bbfb01f98..9d633553a8 100644
--- a/target/arc/meson.build
+++ b/target/arc/meson.build
@@ -1,16 +1,29 @@
+dir = meson.current_source_dir()
+
+gen32 = [
+ dir + '/decoder.c',
+ dir + '/semfunc.c',
+ dir + '/mmu.c',
+]
+gen64 = [
+ dir + '/decoder-v3.c',
+ dir + '/semfunc-v3.c',
+ dir + '/mmu-v6.c',
+]
+
arc_softmmu_ss = ss.source_set()
+arc_softmmu_ss.add(when: 'TARGET_ARCV2', if_true: gen32)
+arc_softmmu_ss.add(when: 'TARGET_ARCV3', if_true: gen64)
+
arc_softmmu_ss.add(files(
'translate.c',
'helper.c',
'cpu.c',
'op_helper.c',
'gdbstub.c',
- 'decoder.c',
'regs.c',
'regs-impl.c',
- 'semfunc.c',
'semfunc-helper.c',
- 'mmu.c',
'mpu.c',
'timer.c',
'irq.c',
--
2.20.1
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