+++ /dev/null
-/* Optimized cosf function.
- Copyright (C) 2012-2017 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, see
- <http://www.gnu.org/licenses/>. */
-
-#include <sysdep.h>
-#include <errno.h>
-#include <libm-alias-float.h>
-
-/* Short algorithm description:
- *
- * 1) if |x| == 0: return 1.0-|x|.
- * 2) if |x| < 2^-27: return 1.0-|x|.
- * 3) if |x| < 2^-5 : return 1.0+x^2*DP_COS2_0+x^5*DP_COS2_1.
- * 4) if |x| < Pi/4: return 1.0+x^2*(C0+x^2*(C1+x^2*(C2+x^2*(C3+x^2*C4)))).
- * 5) if |x| < 9*Pi/4:
- * 5.1) Range reduction: k=trunc(|x|/(Pi/4)), j=(k+1)&0x0e, n=k+3,
- * t=|x|-j*Pi/4.
- * 5.2) Reconstruction:
- * s = (-1.0)^((n>>2)&1)
- * if(n&2 != 0) {
- * using cos(t) polynomial for |t|<Pi/4, result is
- * s * (1.0+t^2*(C0+t^2*(C1+t^2*(C2+t^2*(C3+t^2*C4))))).
- * } else {
- * using sin(t) polynomial for |t|<Pi/4, result is
- * s * t * (1.0+t^2*(S0+t^2*(S1+t^2*(S2+t^2*(S3+t^2*S4))))).
- * }
- * 6) if |x| < 2^23, large args:
- * 6.1) Range reduction: k=trunc(|x|/(Pi/4)), j=(k+1)&0xfffffffe, n=k+3,
- * t=|x|-j*Pi/4.
- * 6.2) Reconstruction same as (5.2).
- * 7) if |x| >= 2^23, very large args:
- * 7.1) Range reduction: k=trunc(|x|/(Pi/4)), j=(k+1)&0xfffffffe, n=k+3,
- * t=|x|-j*Pi/4.
- * 7.2) Reconstruction same as (5.2).
- * 8) if x is Inf, return x-x, and set errno=EDOM.
- * 9) if x is NaN, return x-x.
- *
- * Special cases:
- * cos(+-0) = 1 not raising inexact,
- * cos(subnormal) raises inexact,
- * cos(min_normalized) raises inexact,
- * cos(normalized) raises inexact,
- * cos(Inf) = NaN, raises invalid, sets errno to EDOM,
- * cos(NaN) = NaN.
- */
-
- .text
-ENTRY(__cosf)
- /* Input: single precision x in %xmm0 */
-
- movd %xmm0, %eax /* Bits of x */
- movaps %xmm0, %xmm7 /* Copy of x */
- cvtss2sd %xmm0, %xmm0 /* DP x */
- movss L(SP_ABS_MASK)(%rip), %xmm3
- andl $0x7fffffff, %eax /* |x| */
-
- cmpl $0x3f490fdb, %eax /* |x|<Pi/4? */
- jb L(arg_less_pio4)
-
- /* Here if |x|>=Pi/4 */
- andps %xmm7, %xmm3 /* SP |x| */
- andpd L(DP_ABS_MASK)(%rip), %xmm0 /* DP |x| */
- movss L(SP_INVPIO4)(%rip), %xmm2 /* SP 1/(Pi/4) */
-
- cmpl $0x40e231d6, %eax /* |x|<9*Pi/4? */
- jae L(large_args)
-
- /* Here if Pi/4<=|x|<9*Pi/4 */
- mulss %xmm3, %xmm2 /* SP |x|/(Pi/4) */
- cvttss2si %xmm2, %eax /* k, number of Pi/4 in x */
- lea L(PIO4J)(%rip), %rsi
- addl $1, %eax /* k+1 */
- movl $0x0e, %edx
- andl %eax, %edx /* j = (k+1)&0x0e */
- addl $2, %eax /* n */
- subsd (%rsi,%rdx,8), %xmm0 /* t = |x| - j * Pi/4 */
-
-L(reconstruction):
- /* Input: %eax=n, %xmm0=t */
- testl $2, %eax /* n&2 != 0? */
- jz L(sin_poly)
-
-/*L(cos_poly):*/
- /* Here if cos(x) calculated using cos(t) polynomial for |t|<Pi/4:
- * y = t*t; z = y*y;
- * s = sign(x) * (-1.0)^((n>>2)&1)
- * result = s * (1.0+t^2*(C0+t^2*(C1+t^2*(C2+t^2*(C3+t^2*C4)))))
- */
- shrl $2, %eax /* n>>2 */
- mulsd %xmm0, %xmm0 /* y=t^2 */
- andl $1, %eax /* (n>>2)&1 */
- movaps %xmm0, %xmm1 /* y */
- mulsd %xmm0, %xmm0 /* z=t^4 */
-
- movsd L(DP_C4)(%rip), %xmm4 /* C4 */
- mulsd %xmm0, %xmm4 /* z*C4 */
- movsd L(DP_C3)(%rip), %xmm3 /* C3 */
- mulsd %xmm0, %xmm3 /* z*C3 */
- lea L(DP_ONES)(%rip), %rsi
- addsd L(DP_C2)(%rip), %xmm4 /* C2+z*C4 */
- mulsd %xmm0, %xmm4 /* z*(C2+z*C4) */
- addsd L(DP_C1)(%rip), %xmm3 /* C1+z*C3 */
- mulsd %xmm0, %xmm3 /* z*(C1+z*C3) */
- addsd L(DP_C0)(%rip), %xmm4 /* C0+z*(C2+z*C4) */
- mulsd %xmm1, %xmm4 /* y*(C0+z*(C2+z*C4)) */
-
- addsd %xmm4, %xmm3 /* y*(C0+y*(C1+y*(C2+y*(C3+y*C4)))) */
- /* 1.0+y*(C0+y*(C1+y*(C2+y*(C3+y*C4)))) */
- addsd L(DP_ONES)(%rip), %xmm3
-
- mulsd (%rsi,%rax,8), %xmm3 /* DP result */
- cvtsd2ss %xmm3, %xmm0 /* SP result */
- ret
-
- .p2align 4
-L(sin_poly):
- /* Here if cos(x) calculated using sin(t) polynomial for |t|<Pi/4:
- * y = t*t; z = y*y;
- * s = sign(x) * (-1.0)^((n>>2)&1)
- * result = s * t * (1.0+t^2*(S0+t^2*(S1+t^2*(S2+t^2*(S3+t^2*S4)))))
- */
-
- movaps %xmm0, %xmm4 /* t */
- shrl $2, %eax /* n>>2 */
- mulsd %xmm0, %xmm0 /* y=t^2 */
- andl $1, %eax /* (n>>2)&1 */
- movaps %xmm0, %xmm1 /* y */
- mulsd %xmm0, %xmm0 /* z=t^4 */
-
- movsd L(DP_S4)(%rip), %xmm2 /* S4 */
- mulsd %xmm0, %xmm2 /* z*S4 */
- movsd L(DP_S3)(%rip), %xmm3 /* S3 */
- mulsd %xmm0, %xmm3 /* z*S3 */
- lea L(DP_ONES)(%rip), %rsi
- addsd L(DP_S2)(%rip), %xmm2 /* S2+z*S4 */
- mulsd %xmm0, %xmm2 /* z*(S2+z*S4) */
- addsd L(DP_S1)(%rip), %xmm3 /* S1+z*S3 */
- mulsd %xmm0, %xmm3 /* z*(S1+z*S3) */
- addsd L(DP_S0)(%rip), %xmm2 /* S0+z*(S2+z*S4) */
- mulsd %xmm1, %xmm2 /* y*(S0+z*(S2+z*S4)) */
- /* t*s, where s = sign(x) * (-1.0)^((n>>2)&1) */
- mulsd (%rsi,%rax,8), %xmm4
- /* y*(S0+y*(S1+y*(S2+y*(S3+y*S4)))) */
- addsd %xmm2, %xmm3
- /* t*s*y*(S0+y*(S1+y*(S2+y*(S3+y*S4)))) */
- mulsd %xmm4, %xmm3
- /* t*s*(1.0+y*(S0+y*(S1+y*(S2+y*(S3+y*S4)))) */
- addsd %xmm4, %xmm3
- cvtsd2ss %xmm3, %xmm0 /* SP result */
- ret
-
- .p2align 4
-L(large_args):
- /* Here if |x|>=9*Pi/4 */
- cmpl $0x7f800000, %eax /* x is Inf or NaN? */
- jae L(arg_inf_or_nan)
-
- /* Here if finite |x|>=9*Pi/4 */
- cmpl $0x4b000000, %eax /* |x|<2^23? */
- jae L(very_large_args)
-
- /* Here if 9*Pi/4<=|x|<2^23 */
- movsd L(DP_INVPIO4)(%rip), %xmm1 /* 1/(Pi/4) */
- mulsd %xmm0, %xmm1 /* |x|/(Pi/4) */
- cvttsd2si %xmm1, %eax /* k=trunc(|x|/(Pi/4)) */
- addl $1, %eax /* k+1 */
- movl %eax, %edx
- andl $0xfffffffe, %edx /* j=(k+1)&0xfffffffe */
- cvtsi2sdl %edx, %xmm4 /* DP j */
- movsd L(DP_PIO4HI)(%rip), %xmm2 /* -PIO4HI = high part of -Pi/4 */
- mulsd %xmm4, %xmm2 /* -j*PIO4HI */
- movsd L(DP_PIO4LO)(%rip), %xmm3 /* -PIO4LO = low part of -Pi/4 */
- addsd %xmm2, %xmm0 /* |x| - j*PIO4HI */
- addl $2, %eax /* n */
- mulsd %xmm3, %xmm4 /* j*PIO4LO */
- addsd %xmm4, %xmm0 /* t = |x| - j*PIO4HI - j*PIO4LO */
- jmp L(reconstruction)
-
- .p2align 4
-L(very_large_args):
- /* Here if finite |x|>=2^23 */
-
- /* bitpos = (ix>>23) - BIAS_32 + 59; */
- shrl $23, %eax /* eb = biased exponent of x */
- /* bitpos = eb - 0x7f + 59, where 0x7f is exponent bias */
- subl $68, %eax
- movl $28, %ecx /* %cl=28 */
- movl %eax, %edx /* bitpos copy */
-
- /* j = bitpos/28; */
- div %cl /* j in register %al=%ax/%cl */
- movapd %xmm0, %xmm3 /* |x| */
- /* clear unneeded remainder from %ah */
- andl $0xff, %eax
-
- imull $28, %eax, %ecx /* j*28 */
- lea L(_FPI)(%rip), %rsi
- movsd L(DP_HI_MASK)(%rip), %xmm4 /* DP_HI_MASK */
- movapd %xmm0, %xmm5 /* |x| */
- mulsd -16(%rsi,%rax,8), %xmm3 /* tmp3 = FPI[j-2]*|x| */
- movapd %xmm0, %xmm1 /* |x| */
- mulsd -8(%rsi,%rax,8), %xmm5 /* tmp2 = FPI[j-1]*|x| */
- mulsd (%rsi,%rax,8), %xmm0 /* tmp0 = FPI[j]*|x| */
- addl $19, %ecx /* j*28+19 */
- mulsd 8(%rsi,%rax,8), %xmm1 /* tmp1 = FPI[j+1]*|x| */
- cmpl %ecx, %edx /* bitpos>=j*28+19? */
- jl L(very_large_skip1)
-
- /* Here if bitpos>=j*28+19 */
- andpd %xmm3, %xmm4 /* HI(tmp3) */
- subsd %xmm4, %xmm3 /* tmp3 = tmp3 - HI(tmp3) */
-L(very_large_skip1):
-
- movsd L(DP_2POW52)(%rip), %xmm6
- movapd %xmm5, %xmm2 /* tmp2 copy */
- addsd %xmm3, %xmm5 /* tmp5 = tmp3 + tmp2 */
- movl $1, %edx
- addsd %xmm5, %xmm6 /* tmp6 = tmp5 + 2^52 */
- movsd 8+L(DP_2POW52)(%rip), %xmm4
- movd %xmm6, %eax /* k = I64_LO(tmp6); */
- addsd %xmm6, %xmm4 /* tmp4 = tmp6 - 2^52 */
- comisd %xmm5, %xmm4 /* tmp4 > tmp5? */
- jbe L(very_large_skip2)
-
- /* Here if tmp4 > tmp5 */
- subl $1, %eax /* k-- */
- addsd 8+L(DP_ONES)(%rip), %xmm4 /* tmp4 -= 1.0 */
-L(very_large_skip2):
-
- andl %eax, %edx /* k&1 */
- lea L(DP_ZERONE)(%rip), %rsi
- subsd %xmm4, %xmm3 /* tmp3 -= tmp4 */
- addsd (%rsi,%rdx,8), %xmm3 /* t = DP_ZERONE[k&1] + tmp3 */
- addsd %xmm2, %xmm3 /* t += tmp2 */
- addsd %xmm3, %xmm0 /* t += tmp0 */
- addl $3, %eax /* n=k+3 */
- addsd %xmm1, %xmm0 /* t += tmp1 */
- mulsd L(DP_PIO4)(%rip), %xmm0 /* t *= PI04 */
-
- jmp L(reconstruction) /* end of very_large_args peth */
-
- .p2align 4
-L(arg_less_pio4):
- /* Here if |x|<Pi/4 */
- cmpl $0x3d000000, %eax /* |x|<2^-5? */
- jl L(arg_less_2pn5)
-
- /* Here if 2^-5<=|x|<Pi/4 */
- mulsd %xmm0, %xmm0 /* y=x^2 */
- movaps %xmm0, %xmm1 /* y */
- mulsd %xmm0, %xmm0 /* z=x^4 */
- movsd L(DP_C4)(%rip), %xmm3 /* C4 */
- mulsd %xmm0, %xmm3 /* z*C4 */
- movsd L(DP_C3)(%rip), %xmm5 /* C3 */
- mulsd %xmm0, %xmm5 /* z*C3 */
- addsd L(DP_C2)(%rip), %xmm3 /* C2+z*C4 */
- mulsd %xmm0, %xmm3 /* z*(C2+z*C4) */
- addsd L(DP_C1)(%rip), %xmm5 /* C1+z*C3 */
- mulsd %xmm0, %xmm5 /* z*(C1+z*C3) */
- addsd L(DP_C0)(%rip), %xmm3 /* C0+z*(C2+z*C4) */
- mulsd %xmm1, %xmm3 /* y*(C0+z*(C2+z*C4)) */
- /* y*(C0+y*(C1+y*(C2+y*(C3+y*C4)))) */
- addsd %xmm5, %xmm3
- /* 1.0 + y*(C0+y*(C1+y*(C2+y*(C3+y*C4)))) */
- addsd L(DP_ONES)(%rip), %xmm3
- cvtsd2ss %xmm3, %xmm0 /* SP result */
- ret
-
- .p2align 4
-L(arg_less_2pn5):
- /* Here if |x|<2^-5 */
- cmpl $0x32000000, %eax /* |x|<2^-27? */
- jl L(arg_less_2pn27)
-
- /* Here if 2^-27<=|x|<2^-5 */
- mulsd %xmm0, %xmm0 /* DP x^2 */
- movsd L(DP_COS2_1)(%rip), %xmm3 /* DP DP_COS2_1 */
- mulsd %xmm0, %xmm3 /* DP x^2*DP_COS2_1 */
- addsd L(DP_COS2_0)(%rip), %xmm3 /* DP DP_COS2_0+x^2*DP_COS2_1 */
- mulsd %xmm0, %xmm3 /* DP x^2*DP_COS2_0+x^4*DP_COS2_1 */
- /* DP 1.0+x^2*DP_COS2_0+x^4*DP_COS2_1 */
- addsd L(DP_ONES)(%rip), %xmm3
- cvtsd2ss %xmm3, %xmm0 /* SP result */
- ret
-
- .p2align 4
-L(arg_less_2pn27):
- /* Here if |x|<2^-27 */
- andps L(SP_ABS_MASK)(%rip),%xmm7 /* |x| */
- movss L(SP_ONE)(%rip), %xmm0 /* 1.0 */
- subss %xmm7, %xmm0 /* result is 1.0-|x| */
- ret
-
- .p2align 4
-L(arg_inf_or_nan):
- /* Here if |x| is Inf or NAN */
- jne L(skip_errno_setting) /* in case of x is NaN */
-
- /* Align stack to 16 bytes. */
- subq $8, %rsp
- cfi_adjust_cfa_offset (8)
- /* Here if x is Inf. Set errno to EDOM. */
- call JUMPTARGET(__errno_location)
- addq $8, %rsp
- cfi_adjust_cfa_offset (-8)
-
- movl $EDOM, (%rax)
-
- .p2align 4
-L(skip_errno_setting):
- /* Here if |x| is Inf or NAN. Continued. */
- movaps %xmm7, %xmm0 /* load x */
- subss %xmm0, %xmm0 /* Result is NaN */
- ret
-END(__cosf)
-
- .section .rodata, "a"
- .p2align 3
-L(PIO4J): /* Table of j*Pi/4, for j=0,1,..,10 */
- .long 0x00000000,0x00000000
- .long 0x54442d18,0x3fe921fb
- .long 0x54442d18,0x3ff921fb
- .long 0x7f3321d2,0x4002d97c
- .long 0x54442d18,0x400921fb
- .long 0x2955385e,0x400f6a7a
- .long 0x7f3321d2,0x4012d97c
- .long 0xe9bba775,0x4015fdbb
- .long 0x54442d18,0x401921fb
- .long 0xbeccb2bb,0x401c463a
- .long 0x2955385e,0x401f6a7a
- .type L(PIO4J), @object
- ASM_SIZE_DIRECTIVE(L(PIO4J))
-
- .p2align 3
-L(_FPI): /* 4/Pi broken into sum of positive DP values */
- .long 0x00000000,0x00000000
- .long 0x6c000000,0x3ff45f30
- .long 0x2a000000,0x3e3c9c88
- .long 0xa8000000,0x3c54fe13
- .long 0xd0000000,0x3aaf47d4
- .long 0x6c000000,0x38fbb81b
- .long 0xe0000000,0x3714acc9
- .long 0x7c000000,0x3560e410
- .long 0x56000000,0x33bca2c7
- .long 0xac000000,0x31fbd778
- .long 0xe0000000,0x300b7246
- .long 0xe8000000,0x2e5d2126
- .long 0x48000000,0x2c970032
- .long 0xe8000000,0x2ad77504
- .long 0xe0000000,0x290921cf
- .long 0xb0000000,0x274deb1c
- .long 0xe0000000,0x25829a73
- .long 0xbe000000,0x23fd1046
- .long 0x10000000,0x2224baed
- .long 0x8e000000,0x20709d33
- .long 0x80000000,0x1e535a2f
- .long 0x64000000,0x1cef904e
- .long 0x30000000,0x1b0d6398
- .long 0x24000000,0x1964ce7d
- .long 0x16000000,0x17b908bf
- .type L(_FPI), @object
- ASM_SIZE_DIRECTIVE(L(_FPI))
-
-/* Coefficients of polynomial
- for cos(x)~=1.0+x^2*DP_COS2_0+x^4*DP_COS2_1, |x|<2^-5. */
- .p2align 3
-L(DP_COS2_0):
- .long 0xff5cc6fd,0xbfdfffff
- .type L(DP_COS2_0), @object
- ASM_SIZE_DIRECTIVE(L(DP_COS2_0))
-
- .p2align 3
-L(DP_COS2_1):
- .long 0xb178dac5,0x3fa55514
- .type L(DP_COS2_1), @object
- ASM_SIZE_DIRECTIVE(L(DP_COS2_1))
-
- .p2align 3
-L(DP_ZERONE):
- .long 0x00000000,0x00000000 /* 0.0 */
- .long 0x00000000,0xbff00000 /* 1.0 */
- .type L(DP_ZERONE), @object
- ASM_SIZE_DIRECTIVE(L(DP_ZERONE))
-
- .p2align 3
-L(DP_ONES):
- .long 0x00000000,0x3ff00000 /* +1.0 */
- .long 0x00000000,0xbff00000 /* -1.0 */
- .type L(DP_ONES), @object
- ASM_SIZE_DIRECTIVE(L(DP_ONES))
-
-/* Coefficients of polynomial
- for sin(t)~=t+t^3*(S0+t^2*(S1+t^2*(S2+t^2*(S3+t^2*S4)))), |t|<Pi/4. */
- .p2align 3
-L(DP_S3):
- .long 0x64e6b5b4,0x3ec71d72
- .type L(DP_S3), @object
- ASM_SIZE_DIRECTIVE(L(DP_S3))
-
- .p2align 3
-L(DP_S1):
- .long 0x10c2688b,0x3f811111
- .type L(DP_S1), @object
- ASM_SIZE_DIRECTIVE(L(DP_S1))
-
- .p2align 3
-L(DP_S4):
- .long 0x1674b58a,0xbe5a947e
- .type L(DP_S4), @object
- ASM_SIZE_DIRECTIVE(L(DP_S4))
-
- .p2align 3
-L(DP_S2):
- .long 0x8b4bd1f9,0xbf2a019f
- .type L(DP_S2),@object
- ASM_SIZE_DIRECTIVE(L(DP_S2))
-
- .p2align 3
-L(DP_S0):
- .long 0x55551cd9,0xbfc55555
- .type L(DP_S0), @object
- ASM_SIZE_DIRECTIVE(L(DP_S0))
-
-/* Coefficients of polynomial
- for cos(t)~=1.0+t^2*(C0+t^2*(C1+t^2*(C2+t^2*(C3+t^2*C4)))), |t|<Pi/4. */
- .p2align 3
-L(DP_C3):
- .long 0x9ac43cc0,0x3efa00eb
- .type L(DP_C3), @object
- ASM_SIZE_DIRECTIVE(L(DP_C3))
-
- .p2align 3
-L(DP_C1):
- .long 0x545c50c7,0x3fa55555
- .type L(DP_C1), @object
- ASM_SIZE_DIRECTIVE(L(DP_C1))
-
- .p2align 3
-L(DP_C4):
- .long 0xdd8844d7,0xbe923c97
- .type L(DP_C4), @object
- ASM_SIZE_DIRECTIVE(L(DP_C4))
-
- .p2align 3
-L(DP_C2):
- .long 0x348b6874,0xbf56c16b
- .type L(DP_C2), @object
- ASM_SIZE_DIRECTIVE(L(DP_C2))
-
- .p2align 3
-L(DP_C0):
- .long 0xfffe98ae,0xbfdfffff
- .type L(DP_C0), @object
- ASM_SIZE_DIRECTIVE(L(DP_C0))
-
- .p2align 3
-L(DP_PIO4):
- .long 0x54442d18,0x3fe921fb /* Pi/4 */
- .type L(DP_PIO4), @object
- ASM_SIZE_DIRECTIVE(L(DP_PIO4))
-
- .p2align 3
-L(DP_2POW52):
- .long 0x00000000,0x43300000 /* +2^52 */
- .long 0x00000000,0xc3300000 /* -2^52 */
- .type L(DP_2POW52), @object
- ASM_SIZE_DIRECTIVE(L(DP_2POW52))
-
- .p2align 3
-L(DP_INVPIO4):
- .long 0x6dc9c883,0x3ff45f30 /* 4/Pi */
- .type L(DP_INVPIO4), @object
- ASM_SIZE_DIRECTIVE(L(DP_INVPIO4))
-
- .p2align 3
-L(DP_PIO4HI):
- .long 0x54000000,0xbfe921fb /* High part of Pi/4 */
- .type L(DP_PIO4HI), @object
- ASM_SIZE_DIRECTIVE(L(DP_PIO4HI))
-
- .p2align 3
-L(DP_PIO4LO):
- .long 0x11A62633,0xbe010b46 /* Low part of Pi/4 */
- .type L(DP_PIO4LO), @object
- ASM_SIZE_DIRECTIVE(L(DP_PIO4LO))
-
- .p2align 2
-L(SP_INVPIO4):
- .long 0x3fa2f983 /* 4/Pi */
- .type L(SP_INVPIO4), @object
- ASM_SIZE_DIRECTIVE(L(SP_INVPIO4))
-
- .p2align 4
-L(DP_ABS_MASK): /* Mask for getting DP absolute value */
- .long 0xffffffff,0x7fffffff
- .long 0xffffffff,0x7fffffff
- .type L(DP_ABS_MASK), @object
- ASM_SIZE_DIRECTIVE(L(DP_ABS_MASK))
-
- .p2align 3
-L(DP_HI_MASK): /* Mask for getting high 21 bits of DP value */
- .long 0x00000000,0xffffffff
- .type L(DP_HI_MASK), @object
- ASM_SIZE_DIRECTIVE(L(DP_HI_MASK))
-
- .p2align 4
-L(SP_ABS_MASK): /* Mask for getting SP absolute value */
- .long 0x7fffffff,0x7fffffff
- .long 0x7fffffff,0x7fffffff
- .type L(SP_ABS_MASK), @object
- ASM_SIZE_DIRECTIVE(L(SP_ABS_MASK))
-
- .p2align 2
-L(SP_ONE):
- .long 0x3f800000 /* 1.0 */
- .type L(SP_ONE), @object
- ASM_SIZE_DIRECTIVE(L(SP_ONE))
-
-libm_alias_float (__cos, cos)
projects / thirdparty / glibc.git / commitdiff
