support converting shorter int to 64bit int

converting byte/word/dword to int64
also add test case
v2: define temporary reg as dest reg of instruction

Signed-off-by: Homer Hsing <homer.xing@intel.com>
Reviewed-by: Zhigang Gong <zhigang.gong@linux.intel.com>

1 files changed, 67 insertions, 0 deletions

diff --git a/utests/compiler_long_convert.cpp b/utests/compiler_long_convert.cpp
new file mode 100644
index 00000000..18e13ee3
--- /dev/null
+++ b/utests/compiler_long_convert.cpp
@@ -0,0 +1,67 @@
+#include <cstdint>
+#include <cstring>
+#include <iostream>
+#include "utest_helper.hpp"
+
+void compiler_long_convert(void)
+{
+  const size_t n = 16;
+  char src1[n];
+  short src2[n];
+  int src3[n];
+
+  // Setup kernel and buffers
+  OCL_CREATE_KERNEL("compiler_long_convert");
+  OCL_CREATE_BUFFER(buf[0], 0, n * sizeof(char), NULL);
+  OCL_CREATE_BUFFER(buf[1], 0, n * sizeof(short), NULL);
+  OCL_CREATE_BUFFER(buf[2], 0, n * sizeof(int), NULL);
+  OCL_CREATE_BUFFER(buf[3], 0, n * sizeof(int64_t), NULL);
+  OCL_CREATE_BUFFER(buf[4], 0, n * sizeof(int64_t), NULL);
+  OCL_CREATE_BUFFER(buf[5], 0, n * sizeof(int64_t), NULL);
+  OCL_SET_ARG(0, sizeof(cl_mem), &buf[0]);
+  OCL_SET_ARG(1, sizeof(cl_mem), &buf[1]);
+  OCL_SET_ARG(2, sizeof(cl_mem), &buf[2]);
+  OCL_SET_ARG(3, sizeof(cl_mem), &buf[3]);
+  OCL_SET_ARG(4, sizeof(cl_mem), &buf[4]);
+  OCL_SET_ARG(5, sizeof(cl_mem), &buf[5]);
+  globals[0] = n;
+  locals[0] = 16;
+
+  // Run random tests
+  for (int32_t i = 0; i < (int32_t) n; ++i) {
+    src1[i] = -i;
+    src2[i] = -i;
+    src3[i] = -i;
+  }
+  OCL_MAP_BUFFER(0);
+  OCL_MAP_BUFFER(1);
+  OCL_MAP_BUFFER(2);
+  memcpy(buf_data[0], src1, sizeof(src1));
+  memcpy(buf_data[1], src2, sizeof(src2));
+  memcpy(buf_data[2], src3, sizeof(src3));
+  OCL_UNMAP_BUFFER(0);
+  OCL_UNMAP_BUFFER(1);
+  OCL_UNMAP_BUFFER(2);
+
+  // Run the kernel on GPU
+  OCL_NDRANGE(1);
+
+  // Compare
+  OCL_MAP_BUFFER(3);
+  OCL_MAP_BUFFER(4);
+  OCL_MAP_BUFFER(5);
+  int64_t *dst1 = ((int64_t *)buf_data[3]);
+  int64_t *dst2 = ((int64_t *)buf_data[4]);
+  int64_t *dst3 = ((int64_t *)buf_data[5]);
+  for (int32_t i = 0; i < (int32_t) n; ++i) {
+    //printf("%lx %lx %lx\n", dst1[i], dst2[i], dst3[i]);
+    OCL_ASSERT(dst1[i] == -(int64_t)i);
+    OCL_ASSERT(dst2[i] == -(int64_t)i);
+    OCL_ASSERT(dst3[i] == -(int64_t)i);
+  }
+  OCL_UNMAP_BUFFER(3);
+  OCL_UNMAP_BUFFER(4);
+  OCL_UNMAP_BUFFER(5);
+}
+
+MAKE_UTEST_FROM_FUNCTION(compiler_long_convert);