Added room for env expr in MIPS CPU

Author: N0vaPixel

target/mips/cpu.c

@@ -27,6 +27,14 @@
 #include "sysemu/kvm.h"
 #include "exec/exec-all.h"
 
+#define SymExpr void*
+#include "RuntimeCommon.h"
+
+static void init_env_exprs(MIPSCPU *cpu)
+{
+    memset(cpu->env_exprs, 0, sizeof(cpu->env_exprs));
+    _sym_register_expression_region(cpu->env_exprs, sizeof(cpu->env_exprs));
+}
 
 static void mips_cpu_set_pc(CPUState *cs, vaddr value)
 {
@@ -153,6 +161,8 @@ static void mips_cpu_realizefn(DeviceState *dev, Error **errp)
 static void mips_cpu_initfn(Object *obj)
 {
     MIPSCPU *cpu = MIPS_CPU(obj);
+    init_env_exprs(cpu);
+
     CPUMIPSState *env = &cpu->env;
     MIPSCPUClass *mcc = MIPS_CPU_GET_CLASS(obj);
 

target/mips/cpu.h

@@ -1067,6 +1067,9 @@ struct MIPSCPU {
 
     CPUNegativeOffsetState neg;
     CPUMIPSState env;
+
+    /* space for symbolic expressions corresponding to env */
+    void *env_exprs[512 + 1];   /* TCG_MAX_TEMPS + 1 (for NULL) */
 };