| 1 | //===-- lib/floattitf.c - int128 -> quad-precision conversion -----*- C -*-===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | // |
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| 9 | // This file implements ti_int to quad-precision conversion for the |
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| 10 | // compiler-rt library in the IEEE-754 default round-to-nearest, ties-to-even |
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| 11 | // mode. |
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| 12 | // |
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| 13 | //===----------------------------------------------------------------------===// |
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| 14 | |
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| 15 | #define QUAD_PRECISION |
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| 16 | #include "fp_lib.h" |
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| 17 | #include "int_lib.h" |
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| 18 | |
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| 19 | #if defined(CRT_HAS_TF_MODE) |
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| 20 | #define SRC_I128 |
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| 21 | #define DST_QUAD |
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| 22 | #include "int_to_fp_impl.inc" |
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| 23 | |
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| 24 | // Returns: convert a ti_int to a fp_t, rounding toward even. |
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| 25 | |
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| 26 | // Assumption: fp_t is a IEEE 128 bit floating point type |
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| 27 | // ti_int is a 128 bit integral type |
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| 28 | |
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| 29 | // seee eeee eeee eeee mmmm mmmm mmmm mmmm | mmmm mmmm mmmm mmmm mmmm mmmm mmmm |
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| 30 | // mmmm | mmmm mmmm mmmm mmmm mmmm mmmm mmmm mmmm | mmmm mmmm mmmm mmmm mmmm |
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| 31 | // mmmm mmmm mmmm |
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| 32 | |
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| 33 | COMPILER_RT_ABI fp_t __floattitf(ti_int a) { return __floatXiYf__(a); } |
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| 34 | |
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| 35 | #endif |
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| 36 | |
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