41         unsigned int one:1;
43         unsigned int negative:1;
50         unsigned int quiet_nan:1;
51         unsigned int one:1;
53         unsigned int negative:1;
63     .ieee_nan.one = 1,
64     .ieee_nan.quiet_nan = 1,
71     .ieee_nan.one = 1,
73     .ieee_nan.mantissa = 1,  /* nonzero */
79     .ieee.one = 1,
94     .ieee.mantissa = 1,
99     .ieee.exponent = 1,
100     .ieee.one = 1,
109 static long double fprem(long double a, long double b, uint16_t *sw)  in fprem()  argument
113                   "fnstsw %1\n"  in fprem()
115                   : "0" (a), "u" (b)  in fprem()
116                   : "st(1)");  in fprem()
120 static long double fprem1(long double a, long double b, uint16_t *sw)  in fprem1()  argument
124                   "fnstsw %1\n"  in fprem1()
126                   : "0" (a), "u" (b)  in fprem1()
127                   : "st(1)");  in fprem1()
131 #define FPUS_IE (1 << 0)
132 #define FPUS_DE (1 << 1)
133 #define FPUS_ZE (1 << 2)
134 #define FPUS_OE (1 << 3)
135 #define FPUS_UE (1 << 4)
136 #define FPUS_PE (1 << 5)
137 #define FPUS_SF (1 << 6)
138 #define FPUS_SE (1 << 7)
139 #define FPUS_C0 (1 << 8)
140 #define FPUS_C1 (1 << 9)
141 #define FPUS_C2 (1 << 10)
143 #define FPUS_C3 (1 << 14)
144 #define FPUS_B  (1 << 15)
154            sw & FPUS_B ? 'B' : 'b',  in psw()
170 static void do_fprem(long double a, long double b)  in do_fprem()  argument
173     const union float80u bu = {.d = b};  in do_fprem()
181     printf("B: S=%d Exp=%04x Int=%d (QNaN=%d) Sig=%016llx (%.06Le)\n",  in do_fprem()
184            b);  in do_fprem()
188     ru.d = fprem(a, b, &sw);  in do_fprem()
197     ru.d = fprem1(a, b, &sw);  in do_fprem()
216                   "fnstsw %1\n"  in do_fprem_stack_underflow()
219                   : "st(1)");  in do_fprem_stack_underflow()
259         1,  in test_fprem_pairs()
266         1,  in test_fprem_pairs()
268         IEEE854_LONG_DOUBLE_BIAS - 1,  in test_fprem_pairs()
270         IEEE854_LONG_DOUBLE_BIAS + 1,  in test_fprem_pairs()
280         1,  in test_fprem_pairs()
287         1,  in test_fprem_pairs()
294         1,  in test_fprem_pairs()
311         const union float80u b = {  in test_fprem_pairs()  local
312             INIT_FIELD(b, negative),  in test_fprem_pairs()
313             INIT_FIELD(b, exponent),  in test_fprem_pairs()
314             INIT_FIELD(b, one),  in test_fprem_pairs()
315             INIT_FIELD(b, quiet_nan),  in test_fprem_pairs()
316             INIT_FIELD(b, mantissa),  in test_fprem_pairs()
320         do_fprem(a.d, b.d);  in test_fprem_pairs()
322         int carry = 1;  in test_fprem_pairs()
332         CARRY_INTO(b, mantissa);  in test_fprem_pairs()
333         CARRY_INTO(b, quiet_nan);  in test_fprem_pairs()
334         CARRY_INTO(b, one);  in test_fprem_pairs()
335         CARRY_INTO(b, exponent);  in test_fprem_pairs()
336         CARRY_INTO(b, negative);  in test_fprem_pairs()