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-rw-r--r--post/lib_ppc/fpu/20001122-1.c61
-rw-r--r--post/lib_ppc/fpu/20010114-2.c65
-rw-r--r--post/lib_ppc/fpu/20010226-1.c53
-rw-r--r--post/lib_ppc/fpu/980619-1.c59
-rw-r--r--post/lib_ppc/fpu/Makefile33
-rw-r--r--post/lib_ppc/fpu/acc1.c56
-rw-r--r--post/lib_ppc/fpu/compare-fp-1.c224
-rw-r--r--post/lib_ppc/fpu/fpu.c91
-rw-r--r--post/lib_ppc/fpu/mul-subnormal-single-1.c102
9 files changed, 0 insertions, 744 deletions
diff --git a/post/lib_ppc/fpu/20001122-1.c b/post/lib_ppc/fpu/20001122-1.c
deleted file mode 100644
index bef80c5f79..0000000000
--- a/post/lib_ppc/fpu/20001122-1.c
+++ /dev/null
@@ -1,61 +0,0 @@
-/*
- * Copyright (C) 2007
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-/*
- * This file is originally a part of the GCC testsuite.
- */
-
-#include <common.h>
-
-#include <post.h>
-
-#if CONFIG_POST & CONFIG_SYS_POST_FPU
-
-GNU_FPOST_ATTR
-
-int fpu_post_test_math1 (void)
-{
- volatile double a, *p;
- double c, d;
- volatile double b;
-
- d = 1.0;
- p = &b;
-
- do
- {
- c = d;
- d = c * 0.5;
- b = 1 + d;
- } while (b != 1.0);
-
- a = 1.0 + c;
-
- if (a == 1.0) {
- post_log ("Error in FPU math1 test\n");
- return -1;
- }
-
- return 0;
-}
-
-#endif /* CONFIG_POST & CONFIG_SYS_POST_FPU */
diff --git a/post/lib_ppc/fpu/20010114-2.c b/post/lib_ppc/fpu/20010114-2.c
deleted file mode 100644
index ee564e8d62..0000000000
--- a/post/lib_ppc/fpu/20010114-2.c
+++ /dev/null
@@ -1,65 +0,0 @@
-/*
- * Copyright (C) 2007
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-/*
- * This file is originally a part of the GCC testsuite.
- */
-
-#include <common.h>
-
-#include <post.h>
-
-#if CONFIG_POST & CONFIG_SYS_POST_FPU
-
-GNU_FPOST_ATTR
-
-static float rintf (float x)
-{
- volatile float TWO23 = 8388608.0;
-
- if (__builtin_fabs (x) < TWO23)
- {
- if (x > 0.0)
- {
- x += TWO23;
- x -= TWO23;
- }
- else if (x < 0.0)
- {
- x = TWO23 - x;
- x = -(x - TWO23);
- }
- }
-
- return x;
-}
-
-int fpu_post_test_math2 (void)
-{
- if (rintf (-1.5) != -2.0) {
- post_log ("Error in FPU math2 test\n");
- return -1;
- }
- return 0;
-}
-
-#endif /* CONFIG_POST & CONFIG_SYS_POST_FPU */
diff --git a/post/lib_ppc/fpu/20010226-1.c b/post/lib_ppc/fpu/20010226-1.c
deleted file mode 100644
index 099ca4a64f..0000000000
--- a/post/lib_ppc/fpu/20010226-1.c
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- * Copyright (C) 2007
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-/*
- * This file is originally a part of the GCC testsuite.
- */
-
-#include <common.h>
-
-#include <post.h>
-
-#if CONFIG_POST & CONFIG_SYS_POST_FPU
-
-GNU_FPOST_ATTR
-
-int fpu_post_test_math3 (void)
-{
- volatile long double dfrom = 1.1;
- volatile long double m1;
- volatile long double m2;
- volatile unsigned long mant_long;
-
- m1 = dfrom / 2.0;
- m2 = m1 * 4294967296.0;
- mant_long = ((unsigned long) m2) & 0xffffffff;
-
- if (mant_long != 0x8ccccccc) {
- post_log ("Error in FPU math3 test\n");
- return -1;
- }
- return 0;
-}
-
-#endif /* CONFIG_POST & CONFIG_SYS_POST_FPU */
diff --git a/post/lib_ppc/fpu/980619-1.c b/post/lib_ppc/fpu/980619-1.c
deleted file mode 100644
index 46a31aec45..0000000000
--- a/post/lib_ppc/fpu/980619-1.c
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- * Copyright (C) 2007
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-/*
- * This file is originally a part of the GCC testsuite.
- */
-
-#include <common.h>
-
-#include <post.h>
-
-#if CONFIG_POST & CONFIG_SYS_POST_FPU
-
-GNU_FPOST_ATTR
-
-int fpu_post_test_math4 (void)
-{
- volatile float reale = 1.0f;
- volatile float oneplus;
- int i;
-
- if (sizeof (float) != 4)
- return 0;
-
- for (i = 0; ; i++)
- {
- oneplus = 1.0f + reale;
- if (oneplus == 1.0f)
- break;
- reale = reale / 2.0f;
- }
- /* Assumes ieee754 accurate arithmetic above. */
- if (i != 24) {
- post_log ("Error in FPU math4 test\n");
- return -1;
- }
- return 0;
-}
-
-#endif /* CONFIG_POST & CONFIG_SYS_POST_FPU */
diff --git a/post/lib_ppc/fpu/Makefile b/post/lib_ppc/fpu/Makefile
deleted file mode 100644
index a6815398e5..0000000000
--- a/post/lib_ppc/fpu/Makefile
+++ /dev/null
@@ -1,33 +0,0 @@
-#
-# (C) Copyright 2007
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 2 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 General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
-# MA 02111-1307 USA
-#
-include $(TOPDIR)/config.mk
-
-LIB = libpostppcfpu.a
-
-COBJS-$(CONFIG_HAS_POST) += fpu.o 20001122-1.o 20010114-2.o 20010226-1.o 980619-1.o
-COBJS-$(CONFIG_HAS_POST) += acc1.o compare-fp-1.o mul-subnormal-single-1.o
-
-include $(TOPDIR)/post/rules.mk
-
-CFLAGS := $(shell echo $(CFLAGS) | sed s/-msoft-float//)
-CFLAGS += -mhard-float -fkeep-inline-functions
diff --git a/post/lib_ppc/fpu/acc1.c b/post/lib_ppc/fpu/acc1.c
deleted file mode 100644
index 9fca9b3788..0000000000
--- a/post/lib_ppc/fpu/acc1.c
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- * Copyright (C) 2007
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-/*
- * This file is originally a part of the GCC testsuite.
- */
-
-#include <common.h>
-
-#include <post.h>
-
-#if CONFIG_POST & CONFIG_SYS_POST_FPU
-
-GNU_FPOST_ATTR
-
-static double func (const double *array)
-{
- double d = *array;
-
- if (d == 0.0)
- return d;
- else
- return d + func (array + 1);
-}
-
-int fpu_post_test_math5 (void)
-{
- double values[] = { 0.1e-100, 1.0, -1.0, 0.0 };
-
- if (func (values) != 0.1e-100) {
- post_log ("Error in FPU math5 test\n");
- return -1;
- }
- return 0;
-}
-
-#endif /* CONFIG_POST & CONFIG_SYS_POST_FPU */
diff --git a/post/lib_ppc/fpu/compare-fp-1.c b/post/lib_ppc/fpu/compare-fp-1.c
deleted file mode 100644
index f836b29c08..0000000000
--- a/post/lib_ppc/fpu/compare-fp-1.c
+++ /dev/null
@@ -1,224 +0,0 @@
-/*
- * Copyright (C) 2007
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-/*
- * Test for correctness of composite floating-point comparisons.
- * Written by Paolo Bonzini, 26th May 2004.
- * This file is originally a part of the GCC testsuite.
- */
-
-#include <common.h>
-
-#include <post.h>
-
-#if CONFIG_POST & CONFIG_SYS_POST_FPU
-
-GNU_FPOST_ATTR
-
-static int failed;
-
-#define TEST(c) if ((c) != ok) failed++
-#define ORD(a, b) (!__builtin_isunordered ((a), (b)))
-#define UNORD(a, b) (__builtin_isunordered ((a), (b)))
-#define UNEQ(a, b) (__builtin_isunordered ((a), (b)) || ((a) == (b)))
-#define UNLT(a, b) (__builtin_isunordered ((a), (b)) || ((a) < (b)))
-#define UNLE(a, b) (__builtin_isunordered ((a), (b)) || ((a) <= (b)))
-#define UNGT(a, b) (__builtin_isunordered ((a), (b)) || ((a) > (b)))
-#define UNGE(a, b) (__builtin_isunordered ((a), (b)) || ((a) >= (b)))
-#define LTGT(a, b) (__builtin_islessgreater ((a), (b)))
-
-static float pinf;
-static float ninf;
-static float NaN;
-
-static void iuneq (float x, float y, int ok)
-{
- TEST (UNEQ (x, y));
- TEST (!LTGT (x, y));
- TEST (UNLE (x, y) && UNGE (x,y));
-}
-
-static void ieq (float x, float y, int ok)
-{
- TEST (ORD (x, y) && UNEQ (x, y));
-}
-
-static void iltgt (float x, float y, int ok)
-{
- TEST (!UNEQ (x, y)); /* Not optimizable. */
- TEST (LTGT (x, y)); /* Same, __builtin_islessgreater does not trap. */
- TEST (ORD (x, y) && (UNLT (x, y) || UNGT (x,y)));
-}
-
-static void ine (float x, float y, int ok)
-{
- TEST (UNLT (x, y) || UNGT (x, y));
-}
-
-static void iunlt (float x, float y, int ok)
-{
- TEST (UNLT (x, y));
- TEST (UNORD (x, y) || (x < y));
-}
-
-static void ilt (float x, float y, int ok)
-{
- TEST (ORD (x, y) && UNLT (x, y)); /* Not optimized */
- TEST ((x <= y) && (x != y));
- TEST ((x <= y) && (y != x));
- TEST ((x != y) && (x <= y)); /* Not optimized */
- TEST ((y != x) && (x <= y)); /* Not optimized */
-}
-
-static void iunle (float x, float y, int ok)
-{
- TEST (UNLE (x, y));
- TEST (UNORD (x, y) || (x <= y));
-}
-
-static void ile (float x, float y, int ok)
-{
- TEST (ORD (x, y) && UNLE (x, y)); /* Not optimized */
- TEST ((x < y) || (x == y));
- TEST ((y > x) || (x == y));
- TEST ((x == y) || (x < y)); /* Not optimized */
- TEST ((y == x) || (x < y)); /* Not optimized */
-}
-
-static void iungt (float x, float y, int ok)
-{
- TEST (UNGT (x, y));
- TEST (UNORD (x, y) || (x > y));
-}
-
-static void igt (float x, float y, int ok)
-{
- TEST (ORD (x, y) && UNGT (x, y)); /* Not optimized */
- TEST ((x >= y) && (x != y));
- TEST ((x >= y) && (y != x));
- TEST ((x != y) && (x >= y)); /* Not optimized */
- TEST ((y != x) && (x >= y)); /* Not optimized */
-}
-
-static void iunge (float x, float y, int ok)
-{
- TEST (UNGE (x, y));
- TEST (UNORD (x, y) || (x >= y));
-}
-
-static void ige (float x, float y, int ok)
-{
- TEST (ORD (x, y) && UNGE (x, y)); /* Not optimized */
- TEST ((x > y) || (x == y));
- TEST ((y < x) || (x == y));
- TEST ((x == y) || (x > y)); /* Not optimized */
- TEST ((y == x) || (x > y)); /* Not optimized */
-}
-
-int fpu_post_test_math6 (void)
-{
- pinf = __builtin_inf ();
- ninf = -__builtin_inf ();
- NaN = __builtin_nan ("");
-
- iuneq (ninf, pinf, 0);
- iuneq (NaN, NaN, 1);
- iuneq (pinf, ninf, 0);
- iuneq (1, 4, 0);
- iuneq (3, 3, 1);
- iuneq (5, 2, 0);
-
- ieq (1, 4, 0);
- ieq (3, 3, 1);
- ieq (5, 2, 0);
-
- iltgt (ninf, pinf, 1);
- iltgt (NaN, NaN, 0);
- iltgt (pinf, ninf, 1);
- iltgt (1, 4, 1);
- iltgt (3, 3, 0);
- iltgt (5, 2, 1);
-
- ine (1, 4, 1);
- ine (3, 3, 0);
- ine (5, 2, 1);
-
- iunlt (NaN, ninf, 1);
- iunlt (pinf, NaN, 1);
- iunlt (pinf, ninf, 0);
- iunlt (pinf, pinf, 0);
- iunlt (ninf, ninf, 0);
- iunlt (1, 4, 1);
- iunlt (3, 3, 0);
- iunlt (5, 2, 0);
-
- ilt (1, 4, 1);
- ilt (3, 3, 0);
- ilt (5, 2, 0);
-
- iunle (NaN, ninf, 1);
- iunle (pinf, NaN, 1);
- iunle (pinf, ninf, 0);
- iunle (pinf, pinf, 1);
- iunle (ninf, ninf, 1);
- iunle (1, 4, 1);
- iunle (3, 3, 1);
- iunle (5, 2, 0);
-
- ile (1, 4, 1);
- ile (3, 3, 1);
- ile (5, 2, 0);
-
- iungt (NaN, ninf, 1);
- iungt (pinf, NaN, 1);
- iungt (pinf, ninf, 1);
- iungt (pinf, pinf, 0);
- iungt (ninf, ninf, 0);
- iungt (1, 4, 0);
- iungt (3, 3, 0);
- iungt (5, 2, 1);
-
- igt (1, 4, 0);
- igt (3, 3, 0);
- igt (5, 2, 1);
-
- iunge (NaN, ninf, 1);
- iunge (pinf, NaN, 1);
- iunge (ninf, pinf, 0);
- iunge (pinf, pinf, 1);
- iunge (ninf, ninf, 1);
- iunge (1, 4, 0);
- iunge (3, 3, 1);
- iunge (5, 2, 1);
-
- ige (1, 4, 0);
- ige (3, 3, 1);
- ige (5, 2, 1);
-
- if (failed) {
- post_log ("Error in FPU math6 test\n");
- return -1;
- }
- return 0;
-}
-
-#endif /* CONFIG_POST & CONFIG_SYS_POST_FPU */
diff --git a/post/lib_ppc/fpu/fpu.c b/post/lib_ppc/fpu/fpu.c
deleted file mode 100644
index 3f3adea197..0000000000
--- a/post/lib_ppc/fpu/fpu.c
+++ /dev/null
@@ -1,91 +0,0 @@
-/*
- * Copyright (C) 2007
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * Author: Sergei Poselenov <sposelenov@emcraft.com>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-
-/*
- * FPU test
- *
- * This test checks the arithmetic logic unit (ALU) of CPU.
- * It tests independently various groups of instructions using
- * run-time modification of the code to reduce the memory footprint.
- * For more details refer to post/cpu/ *.c files.
- */
-
-#include <post.h>
-
-#if CONFIG_POST & CONFIG_SYS_POST_FPU
-
-#include <watchdog.h>
-
-GNU_FPOST_ATTR
-
-extern int fpu_status (void);
-extern void fpu_enable (void);
-extern void fpu_disable (void);
-
-extern int fpu_post_test_math1 (void);
-extern int fpu_post_test_math2 (void);
-extern int fpu_post_test_math3 (void);
-extern int fpu_post_test_math4 (void);
-extern int fpu_post_test_math5 (void);
-extern int fpu_post_test_math6 (void);
-extern int fpu_post_test_math7 (void);
-
-int fpu_post_test (int flags)
-{
- int fpu = fpu_status ();
-
- int ret = 0;
-
- WATCHDOG_RESET ();
-
- if (!fpu)
- fpu_enable ();
-
- if (ret == 0)
- ret = fpu_post_test_math1 ();
- if (ret == 0)
- ret = fpu_post_test_math2 ();
- if (ret == 0)
- ret = fpu_post_test_math3 ();
- if (ret == 0)
- ret = fpu_post_test_math4 ();
- if (ret == 0)
- ret = fpu_post_test_math5 ();
- if (ret == 0)
- ret = fpu_post_test_math6 ();
- if (ret == 0)
- ret = fpu_post_test_math7 ();
-
- if (!fpu)
- fpu_disable ();
-
- WATCHDOG_RESET ();
-
- return ret;
-}
-
-#endif /* CONFIG_POST & CONFIG_SYS_POST_FPU */
diff --git a/post/lib_ppc/fpu/mul-subnormal-single-1.c b/post/lib_ppc/fpu/mul-subnormal-single-1.c
deleted file mode 100644
index 1f3732d924..0000000000
--- a/post/lib_ppc/fpu/mul-subnormal-single-1.c
+++ /dev/null
@@ -1,102 +0,0 @@
-/*
- * Copyright (C) 2007
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-/*
- * This file is originally a part of the GCC testsuite.
- * Check that certain subnormal numbers (formerly known as denormalized
- * numbers) are rounded to within 0.5 ulp. PR other/14354.
- */
-
-#include <common.h>
-
-#include <post.h>
-
-#if CONFIG_POST & CONFIG_SYS_POST_FPU
-
-GNU_FPOST_ATTR
-
-union uf
-{
- unsigned int u;
- float f;
-};
-
-static float
-u2f (unsigned int v)
-{
- union uf u;
- u.u = v;
- return u.f;
-}
-
-static unsigned int
-f2u (float v)
-{
- union uf u;
- u.f = v;
- return u.u;
-}
-
-static int ok = 1;
-
-static void
-tstmul (unsigned int ux, unsigned int uy, unsigned int ur)
-{
- float x = u2f (ux);
- float y = u2f (uy);
-
- if (f2u (x * y) != ur)
- /* Set a variable rather than aborting here, to simplify tracing when
- several computations are wrong. */
- ok = 0;
-}
-
-/* We don't want to make this const and static, or else we risk inlining
- causing the test to fold as constants at compile-time. */
-struct
-{
- unsigned int p1, p2, res;
-} static volatile expected[] =
-{
- {0xfff, 0x3f800400, 0xfff},
- {0xf, 0x3fc88888, 0x17},
- {0xf, 0x3f844444, 0xf}
-};
-
-int fpu_post_test_math7 (void)
-{
- unsigned int i;
-
- for (i = 0; i < sizeof (expected) / sizeof (expected[0]); i++)
- {
- tstmul (expected[i].p1, expected[i].p2, expected[i].res);
- tstmul (expected[i].p2, expected[i].p1, expected[i].res);
- }
-
- if (!ok) {
- post_log ("Error in FPU math7 test\n");
- return -1;
- }
- return 0;
-}
-
-#endif /* CONFIG_POST & CONFIG_SYS_POST_FPU */
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