Update.

2001-02-19  Ulrich Drepper  <drepper@redhat.com>

	* libio/iogetline.c: Move return until after last statement.

	* localedata/show-ucs-data.c: Don't show < > for better readability.

	* sysdeps/ia64/fpu/Dist: New file.
	* sysdeps/ia64/fpu/Makefile: New file.
	* sysdeps/ia64/fpu/Versions: New file.
	* sysdeps/ia64/fpu/e_acos.S: New file.
	* sysdeps/ia64/fpu/e_acosf.S: New file.
	* sysdeps/ia64/fpu/e_acosl.S: New file.
	* sysdeps/ia64/fpu/e_asin.S: New file.
	* sysdeps/ia64/fpu/e_asinf.S: New file.
	* sysdeps/ia64/fpu/e_asinl.S: New file.
	* sysdeps/ia64/fpu/e_atan2.S: New file.
	* sysdeps/ia64/fpu/e_atan2f.S: New file.
	* sysdeps/ia64/fpu/e_atan2l.c: New file.
	* sysdeps/ia64/fpu/e_cosh.S: New file.
	* sysdeps/ia64/fpu/e_coshf.S: New file.
	* sysdeps/ia64/fpu/e_coshl.S: New file.
	* sysdeps/ia64/fpu/e_exp.S: New file.
	* sysdeps/ia64/fpu/e_expf.S: New file.
	* sysdeps/ia64/fpu/e_expl.c: New file.
	* sysdeps/ia64/fpu/e_fmod.S: New file.
	* sysdeps/ia64/fpu/e_fmodf.S: New file.
	* sysdeps/ia64/fpu/e_fmodl.S: New file.
	* sysdeps/ia64/fpu/e_hypot.S: New file.
	* sysdeps/ia64/fpu/e_hypotf.S: New file.
	* sysdeps/ia64/fpu/e_hypotl.S: New file.
	* sysdeps/ia64/fpu/e_log.S: New file.
	* sysdeps/ia64/fpu/e_log10.c: New file.
	* sysdeps/ia64/fpu/e_log10f.c: New file.
	* sysdeps/ia64/fpu/e_log10l.c: New file.
	* sysdeps/ia64/fpu/e_logf.S: New file.
	* sysdeps/ia64/fpu/e_logl.c: New file.
	* sysdeps/ia64/fpu/e_pow.S: New file.
	* sysdeps/ia64/fpu/e_powf.S: New file.
	* sysdeps/ia64/fpu/e_powl.S: New file.
	* sysdeps/ia64/fpu/e_rem_pio2.c: New file.
	* sysdeps/ia64/fpu/e_rem_pio2f.c: New file.
	* sysdeps/ia64/fpu/e_remainder.S: New file.
	* sysdeps/ia64/fpu/e_remainderf.S: New file.
	* sysdeps/ia64/fpu/e_remainderl.S: New file.
	* sysdeps/ia64/fpu/e_scalb.S: New file.
	* sysdeps/ia64/fpu/e_scalbf.S: New file.
	* sysdeps/ia64/fpu/e_scalbl.S: New file.
	* sysdeps/ia64/fpu/e_sinh.S: New file.
	* sysdeps/ia64/fpu/e_sinhf.S: New file.
	* sysdeps/ia64/fpu/e_sinhl.S: New file.
	* sysdeps/ia64/fpu/e_sqrt.S: New file.
	* sysdeps/ia64/fpu/e_sqrtf.S: New file.
	* sysdeps/ia64/fpu/e_sqrtl.S: New file.
	* sysdeps/ia64/fpu/k_rem_pio2.c: New file.
	* sysdeps/ia64/fpu/k_rem_pio2f.c: New file.
	* sysdeps/ia64/fpu/k_rem_pio2l.c: New file.
	* sysdeps/ia64/fpu/libm_atan2_reg.S: New file.
	* sysdeps/ia64/fpu/libm_error.c: New file.
	* sysdeps/ia64/fpu/libm_frexp4.S: New file.
	* sysdeps/ia64/fpu/libm_frexp4f.S: New file.
	* sysdeps/ia64/fpu/libm_frexp4l.S: New file.
	* sysdeps/ia64/fpu/libm_reduce.S: New file.
	* sysdeps/ia64/fpu/libm_support.h: New file.
	* sysdeps/ia64/fpu/libm_tan.S: New file.
	* sysdeps/ia64/fpu/s_atan.S: New file.
	* sysdeps/ia64/fpu/s_atanf.S: New file.
	* sysdeps/ia64/fpu/s_atanl.S: New file.
	* sysdeps/ia64/fpu/s_cbrt.S: New file.
	* sysdeps/ia64/fpu/s_cbrtf.S: New file.
	* sysdeps/ia64/fpu/s_cbrtl.S: New file.
	* sysdeps/ia64/fpu/s_ceil.S: New file.
	* sysdeps/ia64/fpu/s_ceilf.S: New file.
	* sysdeps/ia64/fpu/s_ceill.S: New file.
	* sysdeps/ia64/fpu/s_cos.S: New file.
	* sysdeps/ia64/fpu/s_cosf.S: New file.
	* sysdeps/ia64/fpu/s_cosl.S: New file.
	* sysdeps/ia64/fpu/s_expm1.S: New file.
	* sysdeps/ia64/fpu/s_expm1f.S: New file.
	* sysdeps/ia64/fpu/s_expm1l.S: New file.
	* sysdeps/ia64/fpu/s_floor.S: New file.
	* sysdeps/ia64/fpu/s_floorf.S: New file.
	* sysdeps/ia64/fpu/s_floorl.S: New file.
	* sysdeps/ia64/fpu/s_frexp.c: New file.
	* sysdeps/ia64/fpu/s_frexpf.c: New file.
	* sysdeps/ia64/fpu/s_frexpl.c: New file.
	* sysdeps/ia64/fpu/s_ilogb.S: New file.
	* sysdeps/ia64/fpu/s_ilogbf.S: New file.
	* sysdeps/ia64/fpu/s_ilogbl.S: New file.
	* sysdeps/ia64/fpu/s_ldexp.S: New file.
	* sysdeps/ia64/fpu/s_ldexpf.S: New file.
	* sysdeps/ia64/fpu/s_ldexpl.S: New file.
	* sysdeps/ia64/fpu/s_log1p.S: New file.
	* sysdeps/ia64/fpu/s_log1pf.S: New file.
	* sysdeps/ia64/fpu/s_log1pl.S: New file.
	* sysdeps/ia64/fpu/s_logb.S: New file.
	* sysdeps/ia64/fpu/s_logbf.S: New file.
	* sysdeps/ia64/fpu/s_logbl.S: New file.
	* sysdeps/ia64/fpu/s_matherrf.c: New file.
	* sysdeps/ia64/fpu/s_matherrl.c: New file.
	* sysdeps/ia64/fpu/s_modf.S: New file.
	* sysdeps/ia64/fpu/s_modff.S: New file.
	* sysdeps/ia64/fpu/s_modfl.S: New file.
	* sysdeps/ia64/fpu/s_nearbyint.S: New file.
	* sysdeps/ia64/fpu/s_nearbyintf.S: New file.
	* sysdeps/ia64/fpu/s_nearbyintl.S: New file.
	* sysdeps/ia64/fpu/s_rint.S: New file.
	* sysdeps/ia64/fpu/s_rintf.S: New file.
	* sysdeps/ia64/fpu/s_rintl.S: New file.
	* sysdeps/ia64/fpu/s_round.S: New file.
	* sysdeps/ia64/fpu/s_roundf.S: New file.
	* sysdeps/ia64/fpu/s_roundl.S: New file.
	* sysdeps/ia64/fpu/s_scalbn.S: New file.
	* sysdeps/ia64/fpu/s_scalbnf.S: New file.
	* sysdeps/ia64/fpu/s_scalbnl.S: New file.
	* sysdeps/ia64/fpu/s_significand.S: New file.
	* sysdeps/ia64/fpu/s_significandf.S: New file.
	* sysdeps/ia64/fpu/s_significandl.S: New file.
	* sysdeps/ia64/fpu/s_sin.c: New file.
	* sysdeps/ia64/fpu/s_sincos.c: New file.
	* sysdeps/ia64/fpu/s_sincosf.c: New file.
	* sysdeps/ia64/fpu/s_sincosl.c: New file.
	* sysdeps/ia64/fpu/s_sinf.c: New file.
	* sysdeps/ia64/fpu/s_sinl.c: New file.
	* sysdeps/ia64/fpu/s_tan.S: New file.
	* sysdeps/ia64/fpu/s_tanf.S: New file.
	* sysdeps/ia64/fpu/s_tanl.S: New file.
	* sysdeps/ia64/fpu/s_trunc.S: New file.
	* sysdeps/ia64/fpu/s_truncf.S: New file.
	* sysdeps/ia64/fpu/s_truncl.S: New file.
	* sysdeps/ia64/fpu/w_acos.c: New file.
	* sysdeps/ia64/fpu/w_acosf.c: New file.
	* sysdeps/ia64/fpu/w_acosl.c: New file.
	* sysdeps/ia64/fpu/w_asin.c: New file.
	* sysdeps/ia64/fpu/w_asinf.c: New file.
	* sysdeps/ia64/fpu/w_asinl.c: New file.
	* sysdeps/ia64/fpu/w_atan2.c: New file.
	* sysdeps/ia64/fpu/w_atan2f.c: New file.
	* sysdeps/ia64/fpu/w_atan2l.c: New file.
	* sysdeps/ia64/fpu/w_cosh.c: New file.
	* sysdeps/ia64/fpu/w_coshf.c: New file.
	* sysdeps/ia64/fpu/w_coshl.c: New file.
	* sysdeps/ia64/fpu/w_exp.c: New file.
	* sysdeps/ia64/fpu/w_expf.c: New file.
	* sysdeps/ia64/fpu/w_fmod.c: New file.
	* sysdeps/ia64/fpu/w_fmodf.c: New file.
	* sysdeps/ia64/fpu/w_fmodl.c: New file.
	* sysdeps/ia64/fpu/w_hypot.c: New file.
	* sysdeps/ia64/fpu/w_hypotf.c: New file.
	* sysdeps/ia64/fpu/w_hypotl.c: New file.
	* sysdeps/ia64/fpu/w_log.c: New file.
	* sysdeps/ia64/fpu/w_log10.c: New file.
	* sysdeps/ia64/fpu/w_log10f.c: New file.
	* sysdeps/ia64/fpu/w_log10l.c: New file.
	* sysdeps/ia64/fpu/w_logf.c: New file.
	* sysdeps/ia64/fpu/w_logl.c: New file.
	* sysdeps/ia64/fpu/w_pow.c: New file.
	* sysdeps/ia64/fpu/w_powf.c: New file.
	* sysdeps/ia64/fpu/w_powl.c: New file.
	* sysdeps/ia64/fpu/w_remainder.c: New file.
	* sysdeps/ia64/fpu/w_remainderf.c: New file.
	* sysdeps/ia64/fpu/w_remainderl.c: New file.
	* sysdeps/ia64/fpu/w_scalb.c: New file.
	* sysdeps/ia64/fpu/w_scalbf.c: New file.
	* sysdeps/ia64/fpu/w_scalbl.c: New file.
	* sysdeps/ia64/fpu/w_sqrt.c: New file.
	* sysdeps/ia64/fpu/w_sqrtf.c: New file.
	* sysdeps/ia64/fpu/w_sqrtl.c: New file.
	* sysdeps/ia64/fpu/libm-test-ulps: Adjust for long double
	implementation.
	* sysdeps/ia64/fpu/bits/mathdef.h: Correct float_t and double_t types.
	Change FP_ILOGBNAN for new implementation.
	* Verions.def: Add 2.2.3 versions.

1 files changed, 236 insertions, 0 deletions

diff --git a/sysdeps/ia64/fpu/s_roundf.S b/sysdeps/ia64/fpu/s_roundf.S
new file mode 100644
index 0000000000..9aa0d6c76f
--- /dev/null
+++ b/sysdeps/ia64/fpu/s_roundf.S
@@ -0,0 +1,236 @@
+.file "roundf.s"
+
+// Copyright (c) 2000, 2001, Intel Corporation
+// All rights reserved.
+// 
+// Contributed 10/25/2000 by John Harrison, Cristina Iordache, Ted Kubaska,
+// Bob Norin, Tom Rowan, Shane Story, and Ping Tak Peter Tang of the
+// Computational Software Lab, Intel Corporation.
+// 
+// WARRANTY DISCLAIMER
+// 
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL INTEL OR ITS 
+// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 
+// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
+// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 
+// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY OR TORT (INCLUDING
+// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 
+// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+// 
+// Intel Corporation is the author of this code, and requests that all
+// problem reports or change requests be submitted to it directly at 
+// http://developer.intel.com/opensource.
+//
+// History
+//==============================================================
+// 10/25/2000: Created
+//==============================================================
+//
+// API
+//==============================================================
+// float roundf(float x)
+//
+
+#include "libm_support.h"
+
+// general input registers:  
+//
+roundf_GR_half      = r14
+roundf_GR_big       = r15
+roundf_GR_expmask   = r16
+roundf_GR_signexp   = r17
+roundf_GR_exp       = r18
+roundf_GR_expdiff   = r19
+
+// predicate registers used: 
+// p6 - p10
+
+// floating-point registers used: 
+
+ROUNDF_NORM_f8        = f9                        
+ROUNDF_TRUNC_f8       = f10
+ROUNDF_RINT_f8        = f11
+ROUNDF_FLOAT_TRUNC_f8 = f12
+ROUNDF_FLOAT_RINT_f8  = f13
+ROUNDF_REMAINDER      = f14
+ROUNDF_HALF           = f15
+
+// Overview of operation
+//==============================================================
+
+// float roundf(float x)
+// Return an integer value (represented as a float) that is x 
+// rounded to nearest integer, halfway cases rounded away from 
+// zero. 
+//  if x>0   result = trunc(x+0.5)
+//  if x<0   result = trunc(x-0.5)
+// *******************************************************************************
+
+// Set denormal flag for denormal input and
+// and take denormal fault if necessary.
+
+// If x is NAN, ZERO, INFINITY, or >= 2^23 then return
+
+// qnan snan inf norm     unorm 0 -+
+// 1    1    1   0        0     1 11     0xe7
+
+
+.align 32
+.global roundf#
+
+.section .text
+.proc  roundf#
+.align 32
+
+
+roundf: 
+	
+// Get exponent for +0.5
+// Truncate x to integer
+{ .mfi
+      addl           roundf_GR_half  = 0x0fffe, r0
+      fcvt.fx.trunc.s1     ROUNDF_TRUNC_f8 = f8
+      nop.i 999
+}
+	
+// Get signexp of x
+// Normalize input
+// Form exponent mask
+{ .mfi
+      getf.exp  roundf_GR_signexp = f8
+      fnorm     ROUNDF_NORM_f8 = f8                        
+      addl      roundf_GR_expmask  = 0x1ffff, r0 ;;
+}
+
+// Form +0.5
+// Round x to integer
+{ .mfi
+      setf.exp    ROUNDF_HALF  = roundf_GR_half                      
+      fcvt.fx.s1  ROUNDF_RINT_f8 = f8
+      nop.i 999 ;;
+}
+// Get exp of x
+// Test for NAN, INF, ZERO
+// Get exponent at which input has no fractional part
+{ .mfi
+      and         roundf_GR_exp = roundf_GR_expmask, roundf_GR_signexp
+      fclass.m    p8,p9 = f8,0xe7
+      addl        roundf_GR_big  = 0x10016, r0 ;;
+}
+
+// Get exp-bigexp
+// If exp is so big there is no fractional part, then turn on p8, off p9
+{ .mmi
+      sub    roundf_GR_expdiff = roundf_GR_exp, roundf_GR_big ;;
+#ifdef _LIBC
+(p9)  cmp.lt.or.andcm  p8,p9 = r0, roundf_GR_expdiff
+#else
+(p9)  cmp.ge.or.andcm  p8,p9 = roundf_GR_expdiff, r0
+#endif
+      nop.i 999 ;;
+}
+     
+// Set p6 if x<0, else set p7
+{ .mfi
+      nop.m 999
+(p9)  fcmp.lt.unc  p6,p7 = f8,f0
+      nop.i 999
+}
+	
+// If NAN, INF, ZERO, or no fractional part, result is just normalized input
+{ .mfi
+      nop.m 999
+(p8)  fnorm.s.s0  f8 = f8
+      nop.i 999 ;;
+}
+
+// Float the truncated integer
+{ .mfi
+      nop.m 999
+(p9)  fcvt.xf     ROUNDF_FLOAT_TRUNC_f8 = ROUNDF_TRUNC_f8
+      nop.i 999 ;;
+}
+
+// Float the rounded integer to get preliminary result
+{ .mfi
+      nop.m 999
+(p9)  fcvt.xf     ROUNDF_FLOAT_RINT_f8 = ROUNDF_RINT_f8
+      nop.i 999 ;;
+}
+
+// If x<0 and the difference of the truncated input minus the input is 0.5
+//    then result = truncated input - 1.0
+// Else if x>0 and the difference of the input minus truncated input is 0.5
+//    then result = truncated input + 1.0
+// Else 
+//    result = rounded input
+// Endif
+{ .mfi
+      nop.m 999
+(p6)  fsub.s1   ROUNDF_REMAINDER = ROUNDF_FLOAT_TRUNC_f8, ROUNDF_NORM_f8 
+      nop.i 999
+}
+	
+{ .mfi
+      nop.m 999
+(p7)  fsub.s1   ROUNDF_REMAINDER = ROUNDF_NORM_f8, ROUNDF_FLOAT_TRUNC_f8
+      nop.i 999 ;;
+}
+
+// Assume preliminary result is rounded integer
+{ .mfi
+      nop.m 999
+(p9)  fnorm.s.s0  f8 = ROUNDF_FLOAT_RINT_f8
+      nop.i 999
+}
+
+// If x<0, test if result=0
+{ .mfi
+      nop.m 999
+(p6)  fcmp.eq.unc  p10,p0 = ROUNDF_FLOAT_RINT_f8,f0
+      nop.i 999 ;;
+}
+
+// If x<0 and result=0, set result=-0
+{ .mfi
+      nop.m 999
+(p10) fmerge.ns  f8 = f1,f8
+      nop.i 999
+}
+	
+// If x<0, test if remainder=0.5
+{ .mfi
+      nop.m 999
+(p6)  fcmp.eq.unc  p6,p0 = ROUNDF_REMAINDER, ROUNDF_HALF
+      nop.i 999 ;;
+}
+	
+// If x>0, test if remainder=0.5
+{ .mfi
+      nop.m 999
+(p7)  fcmp.eq.unc  p7,p0 = ROUNDF_REMAINDER, ROUNDF_HALF
+      nop.i 999 ;;
+}
+
+// If x<0 and remainder=0.5, result=truncated-1.0
+// If x>0 and remainder=0.5, result=truncated+1.0
+// Exit
+.pred.rel "mutex",p6,p7
+{ .mfi
+      nop.m 999
+(p6)  fsub.s.s0  f8 = ROUNDF_FLOAT_TRUNC_f8,f1
+      nop.i 999 
+}
+	
+{ .mfb
+      nop.m 999
+(p7)  fadd.s.s0  f8 = ROUNDF_FLOAT_TRUNC_f8,f1
+      br.ret.sptk  b0 ;;
+}
+
+.endp roundf
+ASM_SIZE_DIRECTIVE(roundf)