FPU: Properly implement INT 10h FPU exception, fixes #5162.

2025-01-19 09:06:39 +01:00
parent 5e12d46f32
commit 40fd79aeb9
10 changed files with 55 additions and 15 deletions
--- a/src/cpu/x87_ops.h
+++ b/src/cpu/x87_ops.h
@@ -99,8 +99,8 @@ typedef union {
                    dst = src1 / (double) src2;         \
                else {                                  \
                    fpu_log("FPU : divide by zero\n");  \
-                    if (is486 && (cr0 & 0x20))          \
-                        x86_int(16);                    \
+                    if (cr0 & 0x20)                     \
+                        new_ne = 1;                     \
                    else                                \
                        picint(1 << 13);                \
                    return 1;                           \