From 285f5bec5bb03d4e825e5d866e94008088dd6155 Mon Sep 17 00:00:00 2001
From: xleroy <xleroy@fca1b0fc-160b-0410-b1d3-a4f43f01ea2e>
Date: Sat, 9 Aug 2008 08:06:33 +0000
Subject: Ajout nouveaux tests

git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@708 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
---
 test/raytracer/arrays.c | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 test/raytracer/arrays.c

(limited to 'test/raytracer/arrays.c')

diff --git a/test/raytracer/arrays.c b/test/raytracer/arrays.c
new file mode 100644
index 00000000..43508ee6
--- /dev/null
+++ b/test/raytracer/arrays.c
@@ -0,0 +1,30 @@
+#include "config.h"
+#include "arrays.h"
+
+struct array * alloc_array(int eltsize, int initialsize)
+{
+  struct array * a = arena_alloc(sizeof(struct array));
+  a->size = 0;
+  a->capacity = initialsize;
+  a->data = arena_alloc(eltsize * initialsize);
+  return a;
+}
+
+void grow_array(int eltsize, struct array * arr)
+{
+  void * newdata = arena_alloc(arr->capacity * 2 * eltsize);
+  memcpy(newdata, arr->data, arr->size * eltsize);
+  arr->data = newdata;
+  arr->capacity *= 2;
+}
+
+struct array * copy_array(int eltsize, struct array * arr, int extrasize)
+{
+  struct array * a = arena_alloc(sizeof(struct array));
+  a->size = arr->size;
+  a->capacity = arr->size + extrasize;
+  a->data = arena_alloc(eltsize * a->capacity);
+  memcpy(a->data, arr->data, eltsize * a->size);
+  return a;
+}
+
-- 
cgit