organise

3 files changed, 43 insertions, 0 deletions

diff --git a/3/3_data_formats/main.c b/3/3_data_formats/main.c
new file mode 100644
index 0000000..7fac153
--- /dev/null
+++ b/3/3_data_formats/main.c
@@ -0,0 +1,16 @@
+#include <stdio.h>
+
+void multstore(long, long, long *);
+
+long mult2(long a, long b) {
+    long s = a * b;
+    return s;
+}
+
+int main() {
+    long d;
+    multstore(2, 3, &d);
+    printf("2 * 3 --> %ld\n", d);
+    return 0;
+}
+
diff --git a/3/3_data_formats/mstore/mstore.c b/3/3_data_formats/mstore/mstore.c
new file mode 100644
index 0000000..cdcf205
--- /dev/null
+++ b/3/3_data_formats/mstore/mstore.c
@@ -0,0 +1,6 @@
+long mult2(long, long);
+
+void multstore(long x, long y, long *dest) {
+    long t = mult2(x, y);
+    *dest = t;
+}
diff --git a/3/3_data_formats/mstore/mstore.s b/3/3_data_formats/mstore/mstore.s
new file mode 100644
index 0000000..e215a2b
--- /dev/null
+++ b/3/3_data_formats/mstore/mstore.s
@@ -0,0 +1,21 @@
+	.file	"mstore.c"
+	.text
+	.globl	multstore
+	.type	multstore, @function
+multstore:
+.LFB0:
+	.cfi_startproc
+	pushq	%rbx
+	.cfi_def_cfa_offset 16
+	.cfi_offset 3, -16
+	movq	%rdx, %rbx
+	call	mult2@PLT
+	movq	%rax, (%rbx)
+	popq	%rbx
+	.cfi_def_cfa_offset 8
+	ret
+	.cfi_endproc
+.LFE0:
+	.size	multstore, .-multstore
+	.ident	"GCC: (GNU) 12.3.0"
+	.section	.note.GNU-stack,"",@progbits