runtime: fix build status handling.

According to the spec:
The build status is to
  Returns the build, compile or link status,
  whichever was performed last on program for
  device.

The previous implementation only consider the clProgramBuild and
doesn't consider the compile. Now fix it.

Signed-off-by: Zhigang Gong <zhigang.gong@intel.com>
Reviewed-by: He Junyan <junyan.he@inbox.com>
Tested-by: "Meng, Mengmeng" <mengmeng.meng@intel.com>
Reviewed-by: "Song, Ruiling" <ruiling.song@intel.com>

3 files changed, 35 insertions, 23 deletions

diff --git a/src/cl_api.c b/src/cl_api.c
index 609b2711..0beac687 100644
--- a/src/cl_api.c
+++ b/src/cl_api.c
@@ -1140,17 +1140,7 @@ clGetProgramBuildInfo(cl_program             program,
   INVALID_DEVICE_IF (device != program->ctx->device);
 
   if (param_name == CL_PROGRAM_BUILD_STATUS) {
-    cl_build_status status;
-
-    if (!program->is_built)
-      status = CL_BUILD_NONE;
-    else if (program->ker_n > 0)
-      status = CL_BUILD_SUCCESS;
-    else
-      status = CL_BUILD_ERROR;
-    // TODO: Support CL_BUILD_IN_PROGRESS ?
-
-    FILL_GETINFO_RET (cl_build_status, 1, &status, CL_SUCCESS);
+    FILL_GETINFO_RET (cl_build_status, 1, &program->build_status, CL_SUCCESS);
   } else if (param_name == CL_PROGRAM_BUILD_OPTIONS) {
     if (program->is_built && program->build_opts)
       ret_str = program->build_opts;
diff --git a/src/cl_program.c b/src/cl_program.c
index 022e8935..79dff34d 100644
--- a/src/cl_program.c
+++ b/src/cl_program.c
@@ -119,6 +119,7 @@ cl_program_new(cl_context ctx)
   /* Allocate the structure */
   TRY_ALLOC_NO_ERR (p, CALLOC(struct _cl_program));
   SET_ICD(p->dispatch)
+  p->build_status = CL_BUILD_NONE;
   p->ref_n = 1;
   p->magic = CL_MAGIC_PROGRAM_HEADER;
   p->ctx = ctx;
@@ -471,12 +472,15 @@ cl_program_build(cl_program p, const char *options)
   int i = 0;
   int copyed = 0;
 
-  if (p->ref_n > 1)
-    return CL_INVALID_OPERATION;
-
-  if (!check_cl_version_option(p, options))
-    return CL_BUILD_PROGRAM_FAILURE;
+  if (p->ref_n > 1) {
+    err = CL_INVALID_OPERATION;
+    goto error;
+  }
 
+  if (!check_cl_version_option(p, options)) {
+    err = CL_BUILD_PROGRAM_FAILURE;
+    goto error;
+  }
   if (options) {
     if(p->build_opts == NULL || strcmp(options, p->build_opts) != 0) {
       if(p->build_opts) {
@@ -555,9 +559,12 @@ cl_program_build(cl_program p, const char *options)
     memcpy(p->bin + copyed, interp_kernel_get_code(opaque), sz);
     copyed += sz;
   }
+  p->is_built = 1;
+  p->build_status = CL_BUILD_SUCCESS;
+  return CL_SUCCESS;
 
 error:
-  p->is_built = 1;
+  p->build_status = CL_BUILD_ERROR;
   return err;
 }
 
@@ -594,7 +601,7 @@ cl_program_link(cl_context            context,
 
   if(options && strstr(options, "-create-library")){
     p->binary_type = CL_PROGRAM_BINARY_TYPE_LIBRARY;
-    return p;
+    goto done;
   }else{
     p->binary_type = CL_PROGRAM_BINARY_TYPE_EXECUTABLE;
   }
@@ -617,9 +624,17 @@ cl_program_link(cl_context            context,
     memcpy(p->bin + copyed, interp_kernel_get_code(opaque), sz);
     copyed += sz;
   }
+done:
+  p->is_built = 1;
+  p->build_status = CL_BUILD_SUCCESS;
+  if (errcode_ret)
+    *errcode_ret = err;
+  return p;
 
 error:
-  p->is_built = 1;
+  p->build_status = CL_BUILD_ERROR;
+  if (errcode_ret)
+    *errcode_ret = err;
   return p;
 }
 
@@ -633,11 +648,15 @@ cl_program_compile(cl_program            p,
   cl_int err = CL_SUCCESS;
   int i = 0;
 
-  if (p->ref_n > 1)
-    return CL_INVALID_OPERATION;
+  if (p->ref_n > 1) {
+    err = CL_INVALID_OPERATION;
+    goto error;
+  }
 
-  if (!check_cl_version_option(p, options))
-    return CL_BUILD_PROGRAM_FAILURE;
+  if (!check_cl_version_option(p, options)) {
+    err = CL_BUILD_PROGRAM_FAILURE;
+    goto error;
+  }
 
   if (options) {
     if(p->build_opts == NULL || strcmp(options, p->build_opts) != 0) {
@@ -722,9 +741,11 @@ cl_program_compile(cl_program            p,
     p->binary_type = CL_PROGRAM_BINARY_TYPE_COMPILED_OBJECT;
   }
   p->is_built = 1;
+  p->build_status = CL_BUILD_SUCCESS;
   return CL_SUCCESS;
 
 error:
+  p->build_status = CL_BUILD_ERROR;
   cl_program_delete(p);
   p = NULL;
   return err;
diff --git a/src/cl_program.h b/src/cl_program.h
index d0336d5c..6dea29a8 100644
--- a/src/cl_program.h
+++ b/src/cl_program.h
@@ -54,6 +54,7 @@ struct _cl_program {
   uint32_t ker_n;         /* Number of declared kernels */
   uint32_t source_type:2; /* Built from binary, source or LLVM */
   uint32_t is_built:1;    /* Did we call clBuildProgram on it? */
+  int32_t build_status;   /* build status. */
   char *build_opts;       /* The build options for this program */
   size_t build_log_max_sz; /*build log maximum size in byte.*/
   char *build_log;         /* The build log for this program. */