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-rw-r--r--target/s390x/cpu.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/target/s390x/cpu.h b/target/s390x/cpu.h
index 5e50c3a..8c2320e 100644
--- a/target/s390x/cpu.h
+++ b/target/s390x/cpu.h
@@ -255,6 +255,7 @@ extern const struct VMStateDescription vmstate_s390_cpu;
/* PSW defines */
#undef PSW_MASK_PER
+#undef PSW_MASK_UNUSED_2
#undef PSW_MASK_DAT
#undef PSW_MASK_IO
#undef PSW_MASK_EXT
@@ -273,6 +274,7 @@ extern const struct VMStateDescription vmstate_s390_cpu;
#undef PSW_MASK_ESA_ADDR
#define PSW_MASK_PER 0x4000000000000000ULL
+#define PSW_MASK_UNUSED_2 0x2000000000000000ULL
#define PSW_MASK_DAT 0x0400000000000000ULL
#define PSW_MASK_IO 0x0200000000000000ULL
#define PSW_MASK_EXT 0x0100000000000000ULL
@@ -318,6 +320,9 @@ extern const struct VMStateDescription vmstate_s390_cpu;
#define FLAG_MASK_PSW (FLAG_MASK_PER | FLAG_MASK_DAT | FLAG_MASK_PSTATE \
| FLAG_MASK_ASC | FLAG_MASK_64 | FLAG_MASK_32)
+/* we'll use some unused PSW positions to store CR flags in tb flags */
+#define FLAG_MASK_AFP (PSW_MASK_UNUSED_2 >> FLAG_MASK_PSW_SHIFT)
+
/* Control register 0 bits */
#define CR0_LOWPROT 0x0000000010000000ULL
#define CR0_SECONDARY 0x0000000004000000ULL
@@ -364,6 +369,9 @@ static inline void cpu_get_tb_cpu_state(CPUS390XState* env, target_ulong *pc,
*pc = env->psw.addr;
*cs_base = env->ex_value;
*flags = (env->psw.mask >> FLAG_MASK_PSW_SHIFT) & FLAG_MASK_PSW;
+ if (env->cregs[0] & CR0_AFP) {
+ *flags |= FLAG_MASK_AFP;
+ }
}
/* PER bits from control register 9 */