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-rw-r--r--target/sh4/cpu.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/target/sh4/cpu.c b/target/sh4/cpu.c
index 8f07261dcf..d5008859b8 100644
--- a/target/sh4/cpu.c
+++ b/target/sh4/cpu.c
@@ -127,6 +127,8 @@ static void superh_cpu_reset_hold(Object *obj, ResetType type)
     set_flush_to_zero(1, &env->fp_status);
 #endif
     set_default_nan_mode(1, &env->fp_status);
+    /* sign bit clear, set all frac bits other than msb */
+    set_float_default_nan_pattern(0b00111111, &env->fp_status);
 }
 
 static void superh_cpu_disas_set_info(CPUState *cpu, disassemble_info *info)