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Last change
on this file since 444 was
444,
checked in by satin@…, 6 years ago
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add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
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File size:
741 bytes
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| Line | |
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| 1 | /* |
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| 2 | * ==================================================== |
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| 3 | * Copyright (C) 1998, 2002 by Red Hat Inc. All rights reserved. |
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| 4 | * |
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| 5 | * Permission to use, copy, modify, and distribute this |
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| 6 | * software is freely granted, provided that this notice |
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| 7 | * is preserved. |
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| 8 | * ==================================================== |
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| 9 | */ |
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| 10 | |
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| 11 | #if !defined(_SOFT_FLOAT) |
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| 12 | |
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| 13 | /* |
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| 14 | Fast version of ldexpf using Intel float instructions. |
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| 15 | |
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| 16 | float _f_ldexpf (float x, int exp); |
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| 17 | |
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| 18 | Function calculates x * 2 ** exp. |
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| 19 | There is no error checking or setting of errno. |
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| 20 | */ |
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| 21 | |
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| 22 | #include "i386mach.h" |
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| 23 | |
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| 24 | .global SYM (_f_ldexpf) |
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| 25 | SOTYPE_FUNCTION(_f_ldexpf) |
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| 26 | |
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| 27 | SYM (_f_ldexpf): |
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| 28 | pushl ebp |
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| 29 | movl esp,ebp |
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| 30 | fild 12(ebp) |
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| 31 | flds 8(ebp) |
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| 32 | fscale |
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| 33 | fstp st1 |
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| 34 | |
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| 35 | leave |
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| 36 | ret |
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| 37 | |
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| 38 | #endif |
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