Meta: Add OpenLibm

2025-04-04 18:16:29 -04:00 · 2025-04-04 18:16:29 -04:00 · 172b4ce7a3
commit 172b4ce7a3
parent 4a72f35e9b
724 changed files with 51312 additions and 0 deletions
--- a/src/openlibm/amd64/bsd_asm.h
+++ b/src/openlibm/amd64/bsd_asm.h
@ -0,0 +1,110 @@
+/*-
+ * Copyright (c) 1990 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * William Jolitz.
+ *
+ * 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.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 THE REGENTS OR 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.
+ *
+ *	from: @(#)DEFS.h	5.1 (Berkeley) 4/23/90
+ * $FreeBSD: src/sys/amd64/include/asm.h,v 1.18 2007/08/22 04:26:07 jkoshy Exp $
+ */
+
+#ifndef _BSD_ASM_H_
+#define _BSD_ASM_H_
+
+#ifdef __APPLE__
+#include "../i387/osx_asm.h"
+#define CNAME(x) EXT(x)
+#else
+#include "bsd_cdefs.h"
+
+#ifdef PIC
+#define	PIC_PLT(x)	x@PLT
+#define	PIC_GOT(x)	x@GOTPCREL(%rip)
+#else
+#define	PIC_PLT(x)	x
+#define	PIC_GOT(x)	x
+#endif
+
+/*
+ * CNAME and HIDENAME manage the relationship between symbol names in C
+ * and the equivalent assembly language names.  CNAME is given a name as
+ * it would be used in a C program.  It expands to the equivalent assembly
+ * language name.  HIDENAME is given an assembly-language name, and expands
+ * to a possibly-modified form that will be invisible to C programs.
+ */
+#define CNAME(csym)		csym
+#define HIDENAME(asmsym)	.asmsym
+
+#define _START_ENTRY	.p2align 4,0x90
+
+#if defined(__ELF__)
+#define _ENTRY(x)	.text; _START_ENTRY; \
+			.globl CNAME(x); .type CNAME(x),@function; CNAME(x):
+#define	END(x)		.size x, . - x
+
+#elif defined(_WIN32)
+#ifndef _MSC_VER
+#define END(x) .end
+#define _START_ENTRY_WIN .text; _START_ENTRY
+#else
+#define END(x) end
+#define _START_ENTRY_WIN .code; _START_ENTRY
+#endif
+#define _ENTRY(x)	_START_ENTRY_WIN; \
+            .globl CNAME(x); .section .drectve; .ascii " -export:", #x; \
+            .section .text; .def CNAME(x); .scl 2; .type 32; .endef; CNAME(x):
+#endif
+
+#ifdef PROF
+#define	ALTENTRY(x)	_ENTRY(x); \
+			pushq %rbp; movq %rsp,%rbp; \
+			call PIC_PLT(HIDENAME(mcount)); \
+			popq %rbp; \
+			jmp 9f
+#define	ENTRY(x)	_ENTRY(x); \
+			pushq %rbp; movq %rsp,%rbp; \
+			call PIC_PLT(HIDENAME(mcount)); \
+			popq %rbp; \
+			9:
+#else
+#define	ALTENTRY(x)	_ENTRY(x)
+#define	ENTRY(x)	_ENTRY(x)
+#endif
+
+
+#define RCSID(x)	.text; .asciz x
+
+#undef __FBSDID
+#if !defined(lint) && !defined(STRIP_FBSDID)
+#define __FBSDID(s)	.ident s
+#else
+#define __FBSDID(s)	/* nothing */
+#endif /* not lint and not STRIP_FBSDID */
+
+#endif
+#endif /* !_BSD_ASM_H_ */