target-arm: rename c1_coproc to cpacr_el1

Rename the field holding CPACR_EL1 system register state in AArch64
naming style.

Signed-off-by: Sergey Fedorov <serge.fdrv@gmail.com>
[PMM: also fixed a couple of missed occurrences in cpu.c]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
diff --git a/hw/arm/pxa2xx.c b/hw/arm/pxa2xx.c
index 165ba2a..f921a56 100644
--- a/hw/arm/pxa2xx.c
+++ b/hw/arm/pxa2xx.c
@@ -274,7 +274,7 @@
         s->cpu->env.uncached_cpsr = ARM_CPU_MODE_SVC;
         s->cpu->env.daif = PSTATE_A | PSTATE_F | PSTATE_I;
         s->cpu->env.cp15.sctlr_ns = 0;
-        s->cpu->env.cp15.c1_coproc = 0;
+        s->cpu->env.cp15.cpacr_el1 = 0;
         s->cpu->env.cp15.ttbr0_el[1] = 0;
         s->cpu->env.cp15.dacr_ns = 0;
         s->pm_regs[PSSR >> 2] |= 0x8; /* Set STS */
diff --git a/target-arm/cpu.c b/target-arm/cpu.c
index 986f04c..3b5a93d 100644
--- a/target-arm/cpu.c
+++ b/target-arm/cpu.c
@@ -111,7 +111,7 @@
         /* Userspace expects access to DC ZVA, CTL_EL0 and the cache ops */
         env->cp15.sctlr_el[1] |= SCTLR_UCT | SCTLR_UCI | SCTLR_DZE;
         /* and to the FP/Neon instructions */
-        env->cp15.c1_coproc = deposit64(env->cp15.c1_coproc, 20, 2, 3);
+        env->cp15.cpacr_el1 = deposit64(env->cp15.cpacr_el1, 20, 2, 3);
 #else
         /* Reset into the highest available EL */
         if (arm_feature(env, ARM_FEATURE_EL3)) {
@@ -126,7 +126,7 @@
     } else {
 #if defined(CONFIG_USER_ONLY)
         /* Userspace expects access to cp10 and cp11 for FP/Neon */
-        env->cp15.c1_coproc = deposit64(env->cp15.c1_coproc, 20, 4, 0xf);
+        env->cp15.cpacr_el1 = deposit64(env->cp15.cpacr_el1, 20, 4, 0xf);
 #endif
     }
 
diff --git a/target-arm/cpu.h b/target-arm/cpu.h
index 083211c..d63d9b2 100644
--- a/target-arm/cpu.h
+++ b/target-arm/cpu.h
@@ -201,7 +201,7 @@
             };
             uint64_t sctlr_el[4];
         };
-        uint64_t c1_coproc; /* Coprocessor access register.  */
+        uint64_t cpacr_el1; /* Architectural feature access control register */
         uint32_t c1_xscaleauxcr; /* XScale auxiliary control register.  */
         uint64_t sder; /* Secure debug enable register. */
         uint32_t nsacr; /* Non-secure access control register. */
@@ -1813,7 +1813,7 @@
     int fpen;
 
     if (arm_feature(env, ARM_FEATURE_V6)) {
-        fpen = extract32(env->cp15.c1_coproc, 20, 2);
+        fpen = extract32(env->cp15.cpacr_el1, 20, 2);
     } else {
         /* CPACR doesn't exist before v6, so VFP is always accessible */
         fpen = 3;
diff --git a/target-arm/helper.c b/target-arm/helper.c
index 50469cd..0ac6ff1 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -589,7 +589,7 @@
         }
         value &= mask;
     }
-    env->cp15.c1_coproc = value;
+    env->cp15.cpacr_el1 = value;
 }
 
 static const ARMCPRegInfo v6_cp_reginfo[] = {
@@ -615,7 +615,7 @@
       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0, },
     { .name = "CPACR", .state = ARM_CP_STATE_BOTH, .opc0 = 3,
       .crn = 1, .crm = 0, .opc1 = 0, .opc2 = 2,
-      .access = PL1_RW, .fieldoffset = offsetof(CPUARMState, cp15.c1_coproc),
+      .access = PL1_RW, .fieldoffset = offsetof(CPUARMState, cp15.cpacr_el1),
       .resetvalue = 0, .writefn = cpacr_write },
     REGINFO_SENTINEL
 };