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📁 ..
📄 README.txt(14.85 KB)
📁 aarch64
📄 absvdi2.c(815 B)
📄 absvsi2.c(815 B)
📄 absvti2.c(864 B)
📄 adddf3.c(859 B)
📄 addsf3.c(853 B)
📄 addtf3.c(730 B)
📄 addvdi3.c(819 B)
📄 addvsi3.c(819 B)
📄 addvti3.c(868 B)
📄 apple_versioning.c(13.1 KB)
📁 arm
📄 ashldi3.c(1.17 KB)
📄 ashlti3.c(1.15 KB)
📄 ashrdi3.c(1.27 KB)
📄 ashrti3.c(1.25 KB)
📄 assembly.h(7.11 KB)
📄 atomic.c(16.86 KB)
📄 atomic_flag_clear.c(791 B)
📄 atomic_flag_clear_explicit.c(859 B)
📄 atomic_flag_test_and_set.c(823 B)
📄 atomic_flag_test_and_set_explicit.c(898 B)
📄 atomic_signal_fence.c(761 B)
📄 atomic_thread_fence.c(761 B)
📄 bswapdi2.c(958 B)
📄 bswapsi2.c(743 B)
📄 clear_cache.c(6.13 KB)
📄 clzdi2.c(1.27 KB)
📄 clzsi2.c(1.48 KB)
📄 clzti2.c(884 B)
📄 cmpdi2.c(1.12 KB)
📄 cmpti2.c(974 B)
📄 comparedf2.c(4.29 KB)
📄 comparesf2.c(4.28 KB)
📄 comparetf2.c(3.79 KB)
📄 cpu_model.c(21.28 KB)
📄 ctzdi2.c(1.27 KB)
📄 ctzsi2.c(1.61 KB)
📄 ctzti2.c(884 B)
📄 divdc3.c(2.18 KB)
📄 divdf3.c(7.55 KB)
📄 divdi3.c(1.13 KB)
📄 divmoddi4.c(712 B)
📄 divmodsi4.c(715 B)
📄 divsc3.c(2.14 KB)
📄 divsf3.c(6.96 KB)
📄 divsi3.c(1.32 KB)
📄 divtc3.c(2.23 KB)
📄 divtf3.c(8.01 KB)
📄 divti3.c(1.18 KB)
📄 divxc3.c(2.17 KB)
📄 emutls.c(12.39 KB)
📄 enable_execute_stack.c(2.08 KB)
📄 eprintf.c(953 B)
📄 extenddftf2.c(623 B)
📄 extendhfsf2.c(946 B)
📄 extendsfdf2.c(716 B)
📄 extendsftf2.c(622 B)
📄 ffsdi2.c(900 B)
📄 ffssi2.c(776 B)
📄 ffsti2.c(969 B)
📄 fixdfdi.c(1.22 KB)
📄 fixdfsi.c(755 B)
📄 fixdfti.c(633 B)
📄 fixsfdi.c(1.22 KB)
📄 fixsfsi.c(755 B)
📄 fixsfti.c(633 B)
📄 fixtfdi.c(624 B)
📄 fixtfsi.c(624 B)
📄 fixtfti.c(624 B)
📄 fixunsdfdi.c(1.29 KB)
📄 fixunsdfsi.c(743 B)
📄 fixunsdfti.c(611 B)
📄 fixunssfdi.c(1.3 KB)
📄 fixunssfsi.c(896 B)
📄 fixunssfti.c(731 B)
📄 fixunstfdi.c(604 B)
📄 fixunstfsi.c(604 B)
📄 fixunstfti.c(604 B)
📄 fixunsxfdi.c(1.65 KB)
📄 fixunsxfsi.c(1.62 KB)
📄 fixunsxfti.c(1.41 KB)
📄 fixxfdi.c(1.75 KB)
📄 fixxfti.c(1.48 KB)
📄 floatdidf.c(3.37 KB)
📄 floatdisf.c(2.49 KB)
📄 floatditf.c(1.5 KB)
📄 floatdixf.c(1.37 KB)
📄 floatsidf.c(1.7 KB)
📄 floatsisf.c(1.89 KB)
📄 floatsitf.c(1.5 KB)
📄 floattidf.c(2.49 KB)
📄 floattisf.c(2.33 KB)
📄 floattitf.c(2.72 KB)
📄 floattixf.c(2.53 KB)
📄 floatundidf.c(3.43 KB)
📄 floatundisf.c(2.4 KB)
📄 floatunditf.c(1.27 KB)
📄 floatundixf.c(1.24 KB)
📄 floatunsidf.c(1.43 KB)
📄 floatunsisf.c(1.75 KB)
📄 floatunsitf.c(1.29 KB)
📄 floatuntidf.c(2.38 KB)
📄 floatuntisf.c(2.24 KB)
📄 floatuntitf.c(2.6 KB)
📄 floatuntixf.c(2.39 KB)
📄 fp_add_impl.inc(5.4 KB)
📄 fp_extend.h(2.36 KB)
📄 fp_extend_impl.inc(4.53 KB)
📄 fp_fixint_impl.inc(1.52 KB)
📄 fp_fixuint_impl.inc(1.42 KB)
📄 fp_lib.h(10.12 KB)
📄 fp_mode.c(812 B)
📄 fp_mode.h(824 B)
📄 fp_mul_impl.inc(4.37 KB)
📄 fp_trunc.h(2.01 KB)
📄 fp_trunc_impl.inc(5.57 KB)
📄 gcc_personality_v0.c(8.3 KB)
📁 hexagon
📁 i386
📄 int_div_impl.inc(2.19 KB)
📄 int_endianness.h(2.75 KB)
📄 int_lib.h(4.57 KB)
📄 int_math.h(3.6 KB)
📄 int_types.h(4.16 KB)
📄 int_util.c(1.95 KB)
📄 int_util.h(1.32 KB)
📄 lshrdi3.c(1.18 KB)
📄 lshrti3.c(1.17 KB)
📄 mingw_fixfloat.c(1.29 KB)
📄 moddi3.c(1004 B)
📄 modsi3.c(649 B)
📄 modti3.c(1.03 KB)
📄 muldc3.c(2.14 KB)
📄 muldf3.c(918 B)
📄 muldi3.c(1.55 KB)
📄 mulodi4.c(1.31 KB)
📄 mulosi4.c(1.31 KB)
📄 muloti4.c(1.36 KB)
📄 mulsc3.c(2.11 KB)
📄 mulsf3.c(918 B)
📄 multc3.c(2.02 KB)
📄 multf3.c(799 B)
📄 multi3.c(1.53 KB)
📄 mulvdi3.c(1.26 KB)
📄 mulvsi3.c(1.26 KB)
📄 mulvti3.c(1.31 KB)
📄 mulxc3.c(2.22 KB)
📄 negdf2.c(832 B)
📄 negdi2.c(719 B)
📄 negsf2.c(832 B)
📄 negti2.c(768 B)
📄 negvdi2.c(768 B)
📄 negvsi2.c(768 B)
📄 negvti2.c(817 B)
📄 os_version_check.c(8.07 KB)
📄 paritydi2.c(712 B)
📄 paritysi2.c(751 B)
📄 parityti2.c(761 B)
📄 popcountdi2.c(1.33 KB)
📄 popcountsi2.c(1.13 KB)
📄 popcountti2.c(1.69 KB)
📄 powidf2.c(786 B)
📄 powisf2.c(783 B)
📄 powitf2.c(888 B)
📄 powixf2.c(825 B)
📁 ppc
📁 riscv
📁 sparc64
📄 subdf3.c(917 B)
📄 subsf3.c(917 B)
📄 subtf3.c(825 B)
📄 subvdi3.c(819 B)
📄 subvsi3.c(819 B)
📄 subvti3.c(868 B)
📄 trampoline_setup.c(1.75 KB)
📄 truncdfhf2.c(715 B)
📄 truncdfsf2.c(711 B)
📄 truncsfhf2.c(940 B)
📄 trunctfdf2.c(625 B)
📄 trunctfsf2.c(624 B)
📄 ucmpdi2.c(1.13 KB)
📄 ucmpti2.c(978 B)
📄 udivdi3.c(724 B)
📄 udivmoddi4.c(5.4 KB)
📄 udivmodsi4.c(715 B)
📄 udivmodti4.c(4.87 KB)
📄 udivsi3.c(802 B)
📄 udivti3.c(699 B)
📄 umoddi3.c(724 B)
📄 umodsi3.c(724 B)
📄 umodti3.c(717 B)
📄 unwind-ehabi-helpers.h(1.86 KB)
📁 ve
📁 x86_64

Editing: floatditf.c

//===-- lib/floatditf.c - integer -> quad-precision conversion ----*- C -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file implements di_int to quad-precision conversion for the
// compiler-rt library in the IEEE-754 default round-to-nearest, ties-to-even
// mode.
//
//===----------------------------------------------------------------------===//

#define QUAD_PRECISION
#include "fp_lib.h"

#if defined(CRT_HAS_128BIT) && defined(CRT_LDBL_128BIT)
COMPILER_RT_ABI fp_t __floatditf(di_int a) {

const int aWidth = sizeof a * CHAR_BIT;

// Handle zero as a special case to protect clz
  if (a == 0)
    return fromRep(0);

// All other cases begin by extracting the sign and absolute value of a
  rep_t sign = 0;
  du_int aAbs = (du_int)a;
  if (a < 0) {
    sign = signBit;
    aAbs = ~(du_int)a + 1U;
  }

// Exponent of (fp_t)a is the width of abs(a).
  const int exponent = (aWidth - 1) - __builtin_clzll(aAbs);
  rep_t result;

// Shift a into the significand field, rounding if it is a right-shift
  const int shift = significandBits - exponent;
  result = (rep_t)aAbs << shift ^ implicitBit;

// Insert the exponent
  result += (rep_t)(exponent + exponentBias) << significandBits;
  // Insert the sign bit and return
  return fromRep(result | sign);
}

#endif

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