[Piglit] [PATCH 1/2] cl: Add atomic_max tests

[Aaron Watry]

v2: Properly test signed/unsigned values

Signed-off-by: Aaron Watry <awatry at gmail.com>
---
 .../execute/builtin/atomic/atomic_max-local.cl     | 81 ++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 tests/cl/program/execute/builtin/atomic/atomic_max-local.cl

diff --git a/tests/cl/program/execute/builtin/atomic/atomic_max-local.cl b/tests/cl/program/execute/builtin/atomic/atomic_max-local.cl
new file mode 100644
index 0000000..68b513f
--- /dev/null
+++ b/tests/cl/program/execute/builtin/atomic/atomic_max-local.cl
@@ -0,0 +1,81 @@
+/*!
+[config]
+name: atomic_max local
+clc_version_min: 11
+
+[test]
+name: simple int
+kernel_name: simple_int
+dimensions: 1
+global_size: 1 0 0
+local_size: 1 0 0
+arg_out: 0 buffer int[2] -1 2
+arg_in:  1 buffer int[1] NULL
+arg_in:  2 int           -1
+arg_in:  3 int            2
+
+[test]
+name: simple uint
+kernel_name: simple_uint
+dimensions: 1
+global_size: 1 0 0
+local_size:  1 0 0
+arg_out: 0 buffer uint[2] 2 3
+arg_in:  1 buffer uint[1] NULL
+arg_in:  2 uint           2
+arg_in:  3 uint           3
+
+[test]
+name: simple uint 2
+kernel_name: simple_uint
+dimensions: 1
+global_size: 1 0 0
+local_size:  1 0 0
+arg_out: 0 buffer uint[2] 3 4294967295
+arg_in:  1 buffer uint[1] NULL
+arg_in:  2 uint           3
+arg_in:  3 uint           0xffffffff
+
+
+[test]
+name: threads
+kernel_name: threads_int
+dimensions: 1
+global_size: 8 0 0
+local_size:  8 0 0
+arg_out: 0 buffer int[1] 7
+arg_in:  1 buffer int[1] NULL
+
+[test]
+name: threads
+kernel_name: threads_uint
+dimensions: 1
+global_size: 8 0 0
+local_size:  8 0 0
+arg_out: 0 buffer uint[1] 7
+arg_in:  1 buffer uint[1] NULL
+
+!*/
+
+#define SIMPLE_TEST(TYPE) \
+kernel void simple_##TYPE(global TYPE *out, local TYPE *mem, TYPE initial, TYPE other) { \
+	*mem = initial; \
+	TYPE a = atomic_max(mem, other); \
+	out[0] = a; \
+	out[1] = *mem; \
+}
+
+#define THREADS_TEST(TYPE) \
+kernel void threads_##TYPE(global TYPE *out, local TYPE *mem) { \
+	*mem = 0; \
+	barrier(CLK_LOCAL_MEM_FENCE); \
+	atomic_max(mem, get_global_id(0)); \
+	barrier(CLK_LOCAL_MEM_FENCE); \
+	*out = *mem; \
+}
+
+SIMPLE_TEST(int)
+SIMPLE_TEST(uint)
+
+THREADS_TEST(int)
+THREADS_TEST(uint)
-- 
1.9.1