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06c48879d8
* sysdeps/alpha/divrem.m4: Undefine `ret' to avoid the definition that's used inside the alpha sysdep.h.
52 lines
950 B
Plaintext
52 lines
950 B
Plaintext
/* For each N divided by D, we do:
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result = (double) N / (double) D
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Then, for each N mod D, we do:
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result = N - (D * divMODE (N, D))
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FIXME:
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The q and qu versions won't deal with operands > 50 bits. We also
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don't check for divide by zero. */
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#include "DEFS.h"
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#if 0
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/* We do not handle div by zero yet. */
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#include <machine/pal.h>
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#endif
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#include <sysdep.h>
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/* Avoid the definition of ret that we set in the alpha sysdep.h. */
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#undef ret
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define(path, `SYSDEP_DIR/macros.m4')dnl
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include(path)
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FUNC__(OP)
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/* First set up the dividend. */
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EXTEND(t10)
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stq t10,0(sp)
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ldt $f10,0(sp)
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cvtqt $f10,$f10
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ADJQU($f10)
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/* Then set up the divisor. */
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EXTEND(t11)
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stq t11,0(sp)
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ldt $f1,0(sp)
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cvtqt $f1,$f1
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ADJQU($f1)
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/* Do the division. */
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divt $f10,$f1,$f10
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cvttqc $f10,$f10
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/* Put the result in t12. */
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stt $f10,0(sp)
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ldq t12,0(sp)
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FULLEXTEND(t12)
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DOREM
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lda sp,16(sp)
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ret zero,(t9),1
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.end NAME__(OP)
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