]> Git Repo - qemu.git/blobdiff - target/arm/cpu64.c
target/mips: Fix emulation of MSA pack instructions on big endian hosts
[qemu.git] / target / arm / cpu64.c
index e9bc461c3624b66ed47fcdcf9750e4214ce16bd9..1901997a0645f2a7770736d355e53f30a66e26d9 100644 (file)
 #include "qemu/osdep.h"
 #include "qapi/error.h"
 #include "cpu.h"
-#include "qemu-common.h"
+#include "qemu/module.h"
 #if !defined(CONFIG_USER_ONLY)
 #include "hw/loader.h"
 #endif
-#include "hw/arm/arm.h"
 #include "sysemu/sysemu.h"
 #include "sysemu/kvm.h"
 #include "kvm_arm.h"
@@ -44,7 +43,7 @@ static inline void unset_feature(CPUARMState *env, int feature)
 #ifndef CONFIG_USER_ONLY
 static uint64_t a57_a53_l2ctlr_read(CPUARMState *env, const ARMCPRegInfo *ri)
 {
-    ARMCPU *cpu = arm_env_get_cpu(env);
+    ARMCPU *cpu = env_archcpu(env);
 
     /* Number of cores is in [25:24]; otherwise we RAZ */
     return (cpu->core_count - 1) << 24;
@@ -281,38 +280,6 @@ static void cpu_max_set_sve_vq(Object *obj, Visitor *v, const char *name,
     error_propagate(errp, err);
 }
 
-#ifdef CONFIG_USER_ONLY
-static void cpu_max_get_packey(Object *obj, Visitor *v, const char *name,
-                               void *opaque, Error **errp)
-{
-    ARMCPU *cpu = ARM_CPU(obj);
-    const uint64_t *bit = opaque;
-    bool enabled = (cpu->env.cp15.sctlr_el[1] & *bit) != 0;
-
-    visit_type_bool(v, name, &enabled, errp);
-}
-
-static void cpu_max_set_packey(Object *obj, Visitor *v, const char *name,
-                               void *opaque, Error **errp)
-{
-    ARMCPU *cpu = ARM_CPU(obj);
-    Error *err = NULL;
-    const uint64_t *bit = opaque;
-    bool enabled;
-
-    visit_type_bool(v, name, &enabled, errp);
-
-    if (!err) {
-        if (enabled) {
-            cpu->env.cp15.sctlr_el[1] |= *bit;
-        } else {
-            cpu->env.cp15.sctlr_el[1] &= ~*bit;
-        }
-    }
-    error_propagate(errp, err);
-}
-#endif
-
 /* -cpu max: if KVM is enabled, like -cpu host (best possible with this host);
  * otherwise, a CPU with as many features enabled as our emulation supports.
  * The version of '-cpu max' for qemu-system-arm is defined in cpu.c;
@@ -340,14 +307,21 @@ static void aarch64_max_initfn(Object *obj)
         t = FIELD_DP64(t, ID_AA64ISAR0, SM3, 1);
         t = FIELD_DP64(t, ID_AA64ISAR0, SM4, 1);
         t = FIELD_DP64(t, ID_AA64ISAR0, DP, 1);
+        t = FIELD_DP64(t, ID_AA64ISAR0, FHM, 1);
+        t = FIELD_DP64(t, ID_AA64ISAR0, TS, 2); /* v8.5-CondM */
+        t = FIELD_DP64(t, ID_AA64ISAR0, RNDR, 1);
         cpu->isar.id_aa64isar0 = t;
 
         t = cpu->isar.id_aa64isar1;
+        t = FIELD_DP64(t, ID_AA64ISAR1, JSCVT, 1);
         t = FIELD_DP64(t, ID_AA64ISAR1, FCMA, 1);
         t = FIELD_DP64(t, ID_AA64ISAR1, APA, 1); /* PAuth, architected only */
         t = FIELD_DP64(t, ID_AA64ISAR1, API, 0);
         t = FIELD_DP64(t, ID_AA64ISAR1, GPA, 1);
         t = FIELD_DP64(t, ID_AA64ISAR1, GPI, 0);
+        t = FIELD_DP64(t, ID_AA64ISAR1, SB, 1);
+        t = FIELD_DP64(t, ID_AA64ISAR1, SPECRES, 1);
+        t = FIELD_DP64(t, ID_AA64ISAR1, FRINTTS, 1);
         cpu->isar.id_aa64isar1 = t;
 
         t = cpu->isar.id_aa64pfr0;
@@ -356,6 +330,10 @@ static void aarch64_max_initfn(Object *obj)
         t = FIELD_DP64(t, ID_AA64PFR0, ADVSIMD, 1);
         cpu->isar.id_aa64pfr0 = t;
 
+        t = cpu->isar.id_aa64pfr1;
+        t = FIELD_DP64(t, ID_AA64PFR1, BT, 1);
+        cpu->isar.id_aa64pfr1 = t;
+
         t = cpu->isar.id_aa64mmfr1;
         t = FIELD_DP64(t, ID_AA64MMFR1, HPDS, 1); /* HPD */
         t = FIELD_DP64(t, ID_AA64MMFR1, LO, 1);
@@ -372,7 +350,11 @@ static void aarch64_max_initfn(Object *obj)
         cpu->isar.id_isar5 = u;
 
         u = cpu->isar.id_isar6;
+        u = FIELD_DP32(u, ID_ISAR6, JSCVT, 1);
         u = FIELD_DP32(u, ID_ISAR6, DP, 1);
+        u = FIELD_DP32(u, ID_ISAR6, FHM, 1);
+        u = FIELD_DP32(u, ID_ISAR6, SB, 1);
+        u = FIELD_DP32(u, ID_ISAR6, SPECRES, 1);
         cpu->isar.id_isar6 = u;
 
         /*
@@ -388,34 +370,6 @@ static void aarch64_max_initfn(Object *obj)
          */
         cpu->ctr = 0x80038003; /* 32 byte I and D cacheline size, VIPT icache */
         cpu->dcz_blocksize = 7; /*  512 bytes */
-
-        /*
-         * Note that Linux will enable enable all of the keys at once.
-         * But doing it this way will allow experimentation beyond that.
-         */
-        {
-            static const uint64_t apia_bit = SCTLR_EnIA;
-            static const uint64_t apib_bit = SCTLR_EnIB;
-            static const uint64_t apda_bit = SCTLR_EnDA;
-            static const uint64_t apdb_bit = SCTLR_EnDB;
-
-            object_property_add(obj, "apia", "bool", cpu_max_get_packey,
-                                cpu_max_set_packey, NULL,
-                                (void *)&apia_bit, &error_fatal);
-            object_property_add(obj, "apib", "bool", cpu_max_get_packey,
-                                cpu_max_set_packey, NULL,
-                                (void *)&apib_bit, &error_fatal);
-            object_property_add(obj, "apda", "bool", cpu_max_get_packey,
-                                cpu_max_set_packey, NULL,
-                                (void *)&apda_bit, &error_fatal);
-            object_property_add(obj, "apdb", "bool", cpu_max_get_packey,
-                                cpu_max_set_packey, NULL,
-                                (void *)&apdb_bit, &error_fatal);
-
-            /* Enable all PAC keys by default.  */
-            cpu->env.cp15.sctlr_el[1] |= SCTLR_EnIA | SCTLR_EnIB;
-            cpu->env.cp15.sctlr_el[1] |= SCTLR_EnDA | SCTLR_EnDB;
-        }
 #endif
 
         cpu->sve_max_vq = ARM_MAX_VQ;
@@ -480,20 +434,6 @@ static void aarch64_cpu_finalizefn(Object *obj)
 {
 }
 
-static void aarch64_cpu_set_pc(CPUState *cs, vaddr value)
-{
-    ARMCPU *cpu = ARM_CPU(cs);
-    /* It's OK to look at env for the current mode here, because it's
-     * never possible for an AArch64 TB to chain to an AArch32 TB.
-     * (Otherwise we would need to use synchronize_from_tb instead.)
-     */
-    if (is_a64(&cpu->env)) {
-        cpu->env.pc = value;
-    } else {
-        cpu->env.regs[15] = value;
-    }
-}
-
 static gchar *aarch64_gdb_arch_name(CPUState *cs)
 {
     return g_strdup("aarch64");
@@ -504,7 +444,6 @@ static void aarch64_cpu_class_init(ObjectClass *oc, void *data)
     CPUClass *cc = CPU_CLASS(oc);
 
     cc->cpu_exec_interrupt = arm_cpu_exec_interrupt;
-    cc->set_pc = aarch64_cpu_set_pc;
     cc->gdb_read_register = aarch64_cpu_gdb_read_register;
     cc->gdb_write_register = aarch64_cpu_gdb_write_register;
     cc->gdb_num_core_regs = 34;
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