From 2c190da52dbfe58d46c8e4d4dcc924fb444e0334 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Sat, 4 Feb 2017 11:50:08 -0500
Subject: logic: replaced interface: prefix mdso_generate --> mdso_asmgen.

---
 src/logic/mdso_asmgen_dsometa.c | 84 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 src/logic/mdso_asmgen_dsometa.c

(limited to 'src/logic/mdso_asmgen_dsometa.c')

diff --git a/src/logic/mdso_asmgen_dsometa.c b/src/logic/mdso_asmgen_dsometa.c
new file mode 100644
index 0000000..6cf9186
--- /dev/null
+++ b/src/logic/mdso_asmgen_dsometa.c
@@ -0,0 +1,84 @@
+/****************************************************************/
+/*  mdso: midipix dso scavenger                                 */
+/*  Copyright (C) 2015--2017  Z. Gilboa                         */
+/*  Released under GPLv2 and GPLv3; see COPYING.MDSO.           */
+/****************************************************************/
+
+#include <stdint.h>
+#include <stdio.h>
+
+#include <mdso/mdso.h>
+#include <mdso/mdso_specs.h>
+#include "mdso_errinfo_impl.h"
+
+static const char * const asm_hdr_lines[] = {
+	"\t.file     \"__%s_dso_meta.s\"\n",
+
+	"\t.section  " MDSO_META_SECTION ",\"r\"\n",
+	"\t.globl    .__dsometa_%s\n",
+	0
+};
+
+static const char * const asm_meta_lines[] = {
+	"\t.long\t0	# priority\n",
+	"\t.long\t0	# nsyms\n",
+	"\t.long\t0	# padding\n",
+	"\t%s\t0	# hashtbl\n",
+	"\t%s\t0	# symtbl\n",
+	"\t%s\t0	# fncarg\n",
+	"\t%s\t0	# fncargarr\n",
+	"\t%s\t0	# fnr1\n",
+	"\t%s\t0	# fnr2\n",
+	0
+};
+
+static const char * const asm_libname_fmt =
+	"\n\n"
+	"\t.section  " MDSO_STRS_SECTION ",\"r0\"\n\n"
+	"._name:\n"
+	"\t.ascii\t\"%s\\0\"\n\n";
+
+int mdso_asmgen_dsometa(
+	const struct mdso_driver_ctx *	dctx,
+	FILE *				fout)
+{
+	const char * const *	line;
+	const char *		alignstr;
+	const char *		ptrsize;
+
+	if (dctx->cctx->drvflags & MDSO_DRIVER_QUAD_PTR) {
+		alignstr = "\t.balign   16\n\n";
+		ptrsize  = ".quad";
+	} else {
+		alignstr = "\t.balign   8\n\n";
+		ptrsize  = ".long";
+	}
+
+	for (line=asm_hdr_lines; *line; line++)
+		if ((fprintf(fout,*line,dctx->cctx->libname)) < 0)
+			return MDSO_FILE_ERROR(dctx);
+
+	if ((fputs(alignstr,fout)) < 0)
+		return MDSO_FILE_ERROR(dctx);
+
+	if ((fprintf(fout,".__dsometa_%s:\n",dctx->cctx->libname)) < 0)
+		return MDSO_FILE_ERROR(dctx);
+
+	if ((fprintf(fout,"\t%s\t%d\t# base\n",ptrsize,0)) < 0)
+		return MDSO_FILE_ERROR(dctx);
+
+	if ((fprintf(fout,"\t%s\t%s\t# name\n",ptrsize,"._name")) < 0)
+		return MDSO_FILE_ERROR(dctx);
+
+	if ((fprintf(fout,"\t%s\t%u\t# flags\n",".long",dctx->cctx->dsoflags)) < 0)
+		return MDSO_FILE_ERROR(dctx);
+
+	for (line=asm_meta_lines; *line; line++)
+		if ((fprintf(fout,*line,ptrsize)) < 0)
+			return MDSO_FILE_ERROR(dctx);
+
+	if (fprintf(fout,asm_libname_fmt,dctx->cctx->libname) < 0)
+		return MDSO_FILE_ERROR(dctx);
+
+	return 0;
+}
-- 
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