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Diffstat (limited to 'sysdeps/alpha/divqu.S')
| -rw-r--r-- | sysdeps/alpha/divqu.S | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/sysdeps/alpha/divqu.S b/sysdeps/alpha/divqu.S new file mode 100644 index 0000000000..7908b9f77d --- /dev/null +++ b/sysdeps/alpha/divqu.S @@ -0,0 +1,57 @@ + /* This file is generated from divrem.m4; DO NOT EDIT! */ +/* For each N divided by D, we do: + result = (double) N / (double) D + Then, for each N mod D, we do: + result = N - (D * divMODE (N, D)) + + FIXME: + The q and qu versions won't deal with operands > 50 bits. We also + don't check for divide by zero. */ + +#include "DEFS.h" +#if 0 +/* We do not handle div by zero yet. */ +#include <machine/pal.h> +#endif +#include <sysdep.h> + + + + + + +FUNC__(divqu) + /* First set up the dividend. */ + + stq t10,0(sp) + ldt $f10,0(sp) + cvtqt $f10,$f10 + ldit $f26, 18446744073709551616.0 + addt $f26, $f10, $f26 + fcmovlt $f10, $f26, $f10 + + + /* Then set up the divisor. */ + + stq t11,0(sp) + ldt $f1,0(sp) + cvtqt $f1,$f1 + ldit $f26, 18446744073709551616.0 + addt $f26, $f1, $f26 + fcmovlt $f1, $f26, $f1 + + + /* Do the division. */ + divt $f10,$f1,$f10 + cvttqc $f10,$f10 + + /* Put the result in t12. */ + stt $f10,0(sp) + ldq t12,0(sp) + + + + + lda sp,16(sp) + ret zero,(t9),1 + .end NAME__(divqu) |