From 1e3803454e5ff517609c96166fcfaf966369920f Mon Sep 17 00:00:00 2001 From: Siddhesh Poyarekar Date: Fri, 15 Mar 2013 23:11:50 +0530 Subject: Revert configurable mantissa patch Reverts d22ca8cdfb98001d03772ef264b244930d439b3f since it is severely broken on 32-bit. --- sysdeps/powerpc/power4/fpu/mpa-arch.h | 56 ----------------------------------- 1 file changed, 56 deletions(-) delete mode 100644 sysdeps/powerpc/power4/fpu/mpa-arch.h (limited to 'sysdeps/powerpc/power4') diff --git a/sysdeps/powerpc/power4/fpu/mpa-arch.h b/sysdeps/powerpc/power4/fpu/mpa-arch.h deleted file mode 100644 index 9007c9d0ca..0000000000 --- a/sysdeps/powerpc/power4/fpu/mpa-arch.h +++ /dev/null @@ -1,56 +0,0 @@ -/* Overridable constants and operations. - Copyright (C) 2013 Free Software Foundation, Inc. - - This program 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. - - This program 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 this program; if not, see . */ - -typedef double mantissa_t; -typedef double mantissa_store_t; - -#define TWOPOW(i) (0x1.0p##i) - -#define RADIX TWOPOW (24) /* 2^24 */ -#define CUTTER TWOPOW (76) /* 2^76 */ -#define RADIXI 0x1.0p-24 /* 2^-24 */ -#define TWO52 TWOPOW (52) /* 2^52 */ - -/* Divide D by RADIX and put the remainder in R. */ -#define DIV_RADIX(d,r) \ - ({ \ - double u = ((d) + CUTTER) - CUTTER; \ - if (u > (d)) \ - u -= RADIX; \ - r = (d) - u; \ - (d) = u * RADIXI; \ - }) - -/* Put the integer component of a double X in R and retain the fraction in - X. */ -#define INTEGER_OF(x, r) \ - ({ \ - double u = ((x) + TWO52) - TWO52; \ - if (u > (x)) \ - u -= ONE; \ - (r) = u; \ - (x) -= u; \ - }) - -/* Align IN down to a multiple of F, where F is a power of two. */ -#define ALIGN_DOWN_TO(in, f) \ - ({ \ - double factor = f * TWO52; \ - double u = (in + factor) - factor; \ - if (u > in) \ - u -= f; \ - u; \ - }) -- cgit 1.4.1