+#define set_pc(x) \
+ do { p->check_pc_alignment(x); \
+ npc = sext_xlen(x); \
+ } while(0)
+
+#define set_pc_and_serialize(x) \
+ do { reg_t __npc = (x) & p->pc_alignment_mask(); \
+ npc = PC_SERIALIZE_AFTER; \
+ STATE.pc = __npc; \
+ } while(0)
+
+#define serialize() set_pc_and_serialize(npc)
+
+/* Sentinel PC values to serialize simulator pipeline */
+#define PC_SERIALIZE_BEFORE 3
+#define PC_SERIALIZE_AFTER 5
+#define invalid_pc(pc) ((pc) & 1)
+
+/* Convenience wrappers to simplify softfloat code sequences */
+#define isBoxedF32(r) (isBoxedF64(r) && ((uint32_t)((r.v[0] >> 32) + 1) == 0))
+#define unboxF32(r) (isBoxedF32(r) ? (uint32_t)r.v[0] : defaultNaNF32UI)
+#define isBoxedF64(r) ((r.v[1] + 1) == 0)
+#define unboxF64(r) (isBoxedF64(r) ? r.v[0] : defaultNaNF64UI)
+typedef float128_t freg_t;
+inline float32_t f32(uint32_t v) { return { v }; }
+inline float64_t f64(uint64_t v) { return { v }; }
+inline float32_t f32(freg_t r) { return f32(unboxF32(r)); }
+inline float64_t f64(freg_t r) { return f64(unboxF64(r)); }
+inline float128_t f128(freg_t r) { return r; }
+inline freg_t freg(float32_t f) { return { ((uint64_t)-1 << 32) | f.v, (uint64_t)-1 }; }
+inline freg_t freg(float64_t f) { return { f.v, (uint64_t)-1 }; }
+inline freg_t freg(float128_t f) { return f; }
+#define F32_SIGN ((uint32_t)1 << 31)
+#define F64_SIGN ((uint64_t)1 << 63)
+#define fsgnj32(a, b, n, x) \
+ f32((f32(a).v & ~F32_SIGN) | ((((x) ? f32(a).v : (n) ? F32_SIGN : 0) ^ f32(b).v) & F32_SIGN))
+#define fsgnj64(a, b, n, x) \
+ f64((f64(a).v & ~F64_SIGN) | ((((x) ? f64(a).v : (n) ? F64_SIGN : 0) ^ f64(b).v) & F64_SIGN))
+
+#define isNaNF128(x) isNaNF128UI(x.v[1], x.v[0])
+inline float128_t defaultNaNF128()
+{
+ float128_t nan;
+ nan.v[1] = defaultNaNF128UI64;
+ nan.v[0] = defaultNaNF128UI0;
+ return nan;
+}
+inline freg_t fsgnj128(freg_t a, freg_t b, bool n, bool x)
+{
+ a.v[1] = (a.v[1] & ~F64_SIGN) | (((x ? a.v[1] : n ? F64_SIGN : 0) ^ b.v[1]) & F64_SIGN);
+ return a;
+}
+inline freg_t f128_negate(freg_t a)
+{
+ a.v[1] ^= F64_SIGN;
+ return a;
+}