efb80e7e09
Currently we're hacking libs-y to include libgcc.a, but this has unforeseen consequences since the userspace libgcc is linked with fpregs enabled. We need the kernel to stop using fpregs in an uncontrolled manner to implement lazy fpu state saves. Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>
32 lines
409 B
C
32 lines
409 B
C
#include "libgcc.h"
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u64 __udivmoddi4(u64 num, u64 den, u64 * rem_p)
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{
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u64 quot = 0, qbit = 1;
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if (den == 0) {
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BUG();
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}
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/* Left-justify denominator and count shift */
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while ((s64) den >= 0) {
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den <<= 1;
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qbit <<= 1;
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}
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while (qbit) {
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if (den <= num) {
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num -= den;
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quot += qbit;
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}
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den >>= 1;
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qbit >>= 1;
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}
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if (rem_p)
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*rem_p = num;
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return quot;
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}
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EXPORT_SYMBOL(__udivmoddi4);
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