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-rw-r--r--target-i386/cpu.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/target-i386/cpu.h b/target-i386/cpu.h
index 6b2a89bb9a..6939a2c6e6 100644
--- a/target-i386/cpu.h
+++ b/target-i386/cpu.h
@@ -143,6 +143,7 @@
#define CR0_MP_MASK (1 << 1)
#define CR0_EM_MASK (1 << 2)
#define CR0_TS_MASK (1 << 3)
+#define CR0_ET_MASK (1 << 4)
#define CR0_NE_MASK (1 << 5)
#define CR0_WP_MASK (1 << 16)
#define CR0_AM_MASK (1 << 18)
@@ -373,6 +374,8 @@ CPUX86State *cpu_x86_init(void);
int cpu_x86_exec(CPUX86State *s);
void cpu_x86_close(CPUX86State *s);
int cpu_get_pic_interrupt(CPUX86State *s);
+/* MSDOS compatibility mode FPU exception support */
+void cpu_set_ferr(CPUX86State *s);
/* this function must always be used to load data in the segment
cache: it synchronizes the hflags with the segment cache values */