From: Antonio Ospite <ospite@studenti.unina.it>
Date: Tue, 5 Nov 2013 11:19:21 +0000 (+0100)
Subject: Initial import
X-Git-Url: https://git.ao2.it/experiments/inline-assembly.git/commitdiff_plain/afea09167a73b3ad1a9c41eaf581cb6b88b03044?ds=inline

Initial import
---

afea09167a73b3ad1a9c41eaf581cb6b88b03044
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..1a0bcb9
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+*.o
+inline-asm-sum
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..1e601a4
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,39 @@
+CFLAGS = -std=c99 -pedantic -pedantic-errors -Wall -g3 -O2 -D_ANSI_SOURCE_
+CFLAGS += -fno-common \
+	  -Wall \
+	  -Wdeclaration-after-statement \
+	  -Wextra \
+	  -Wformat=2 \
+	  -Winit-self \
+	  -Winline \
+	  -Wpacked \
+	  -Wp,-D_FORTIFY_SOURCE=2 \
+	  -Wpointer-arith \
+	  -Wlarger-than-65500 \
+	  -Wmissing-declarations \
+	  -Wmissing-format-attribute \
+	  -Wmissing-noreturn \
+	  -Wmissing-prototypes \
+	  -Wnested-externs \
+	  -Wold-style-definition \
+	  -Wredundant-decls \
+	  -Wsign-compare \
+	  -Wstrict-aliasing=2 \
+	  -Wstrict-prototypes \
+	  -Wundef \
+	  -Wunreachable-code \
+	  -Wunused-variable \
+	  -Wwrite-strings
+
+ifneq ($(CC),clang)
+  CFLAGS += -Wunsafe-loop-optimizations
+endif
+
+
+inline-asm-sum: inline-asm-sum.o
+
+clean:
+	rm -f *~ *.o inline-asm-sum
+
+test: inline-asm-sum
+	valgrind --leak-check=full --show-reachable=yes ./inline-asm-sum
diff --git a/inline-asm-sum.c b/inline-asm-sum.c
new file mode 100644
index 0000000..4f9c2f0
--- /dev/null
+++ b/inline-asm-sum.c
@@ -0,0 +1,40 @@
+/*
+ * inline-asm-sum - an example of inline assembly use
+ *
+ * Copyright (C) 2013  Antonio Ospite <ospite@studenti.unina.it>
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdio.h>
+
+static int sum(int a, int b)
+{
+	return a + b;
+}
+
+int main(void)
+{
+	int a;
+	int b;
+	int ret;
+
+	a = 13;
+	b = 27;
+
+	ret = sum(a, b);
+
+	printf("%d + %d = %d\n", a, b, ret);
+	return 0;
+}