Add fmod assembly version

amd64/Make.files

@@ -3,4 +3,5 @@ $(CUR_SRCS) = fenv.c e_remainder.S e_remainderf.S e_remainderl.S \
  s_llrint.S s_llrintf.S s_llrintl.S \
  s_logbl.S s_lrint.S s_lrintf.S s_lrintl.S \
  s_remquo.S s_remquof.S s_remquol.S \
- s_rintl.S s_scalbn.S s_scalbnf.S s_scalbnl.S
+ s_rintl.S s_scalbn.S s_scalbnf.S s_scalbnl.S \
+ e_fmod.S e_fmodf.S e_fmodl.S

amd64/e_fmod.S

@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) 1993,94 Winning Strategies, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by Winning Strategies, Inc.
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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.
+ */
+
+/*
+ * Based on the i387 version written by:
+ * J.T. Conklin ([email protected]), Winning Strategies, Inc.
+ */
+
+#include <amd64/bsd_asm.h>
+
+ENTRY(fmod)
+ movsd %xmm0,-8(%rsp)
+ movsd %xmm1,-16(%rsp)
+ fldl -16(%rsp)
+ fldl -8(%rsp)
+1: fprem
+ fstsw %ax
+ testw $0x400,%ax
+ jne 1b
+ fstpl -8(%rsp)
+ movsd -8(%rsp),%xmm0
+ fstp %st
+ ret
+END(fmod)

amd64/e_fmodf.S

@@ -0,0 +1,21 @@
+/*
+ * Based on the i387 version written by J.T. Conklin <[email protected]>.
+ * Public domain.
+ */
+
+#include <amd64/bsd_asm.h>
+
+ENTRY(fmodf)
+ movss %xmm0,-4(%rsp)
+ movss %xmm1,-8(%rsp)
+ flds -8(%rsp)
+ flds -4(%rsp)
+1: fprem
+ fstsw %ax
+ testw $0x400,%ax
+ jne 1b
+ fstps -4(%rsp)
+ movss -4(%rsp),%xmm0
+ fstp %st
+ ret
+END(fmodf)

amd64/e_fmodl.S

@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 1993,94 Winning Strategies, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by Winning Strategies, Inc.
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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.
+ */
+
+/*
+ * Based on the i387 version written by:
+ * J.T. Conklin ([email protected]), Winning Strategies, Inc.
+ */
+
+#include <amd64/bsd_asm.h>
+
+ENTRY(fmodl)
+ fldt 24(%rsp)
+ fldt 8(%rsp)
+1: fprem
+ fstsw %ax
+ testw $0x400,%ax
+ jne 1b
+ fstp %st(1)
+ ret
+END(fmodl)