clang/test/SemaOpenCL/intel-subgroup-avc-ext-types.cl

   1 // RUN: %clang_cc1 %s -triple spir-unknown-unknown -cl-std=CL1.2 -cl-ext=+cl_intel_device_side_avc_motion_estimation -fsyntax-only -verify %s
   2
   3 #pragma OPENCL EXTENSION cl_intel_device_side_avc_motion_estimation : enable
   4
   5 // All intel_sub_group_avc_* types can only be used as argument or return value
   6 // of built-in functions defined in the extension.
   7 // But there are also additional initialization rules:
   8 //   * All types except intel_sub_group_avc_mce_* types can be initialized with
   9 //     the corresponding initializer macro defined in opencl-c.h
  10 //     Currently all these macroses are defined as 0x0
  11 //   * In previous versions of the extension these macroses was defined as {0},
  12 //     so initialization with initializer list containing one integer equal to
  13 //     zero should also work
  14
  15 struct st{};
  16 // negative test cases for initializers
  17 void foo(char c, float f, void* v, struct st ss) {
  18   intel_sub_group_avc_mce_payload_t payload_mce = 0; // No zero initializer for mce types
  19   // expected-error@-1 {{initializing '__private intel_sub_group_avc_mce_payload_t' with an expression of incompatible type 'int'}}
  20   intel_sub_group_avc_ime_payload_t payload_ime = 1; // No literal initializer for *payload_t types
  21   // expected-error@-1 {{initializing '__private intel_sub_group_avc_ime_payload_t' with an expression of incompatible type 'int'}}
  22   intel_sub_group_avc_ref_payload_t payload_ref = f;
  23   // expected-error@-1 {{initializing '__private intel_sub_group_avc_ref_payload_t' with an expression of incompatible type '__private float'}}
  24   intel_sub_group_avc_sic_payload_t payload_sic = ss;
  25   // expected-error@-1 {{initializing '__private intel_sub_group_avc_sic_payload_t' with an expression of incompatible type '__private struct st'}}
  26
  27   intel_sub_group_avc_mce_result_t result_mce = 0; // No zero initializer for mce types
  28   // expected-error@-1 {{initializing '__private intel_sub_group_avc_mce_result_t' with an expression of incompatible type 'int'}}
  29   intel_sub_group_avc_ime_result_t result_ime = 1; // No literal initializer for *result_t types
  30   // expected-error@-1 {{initializing '__private intel_sub_group_avc_ime_result_t' with an expression of incompatible type 'int'}}
  31   intel_sub_group_avc_ref_result_t result_ref = f;
  32   // expected-error@-1 {{initializing '__private intel_sub_group_avc_ref_result_t' with an expression of incompatible type '__private float'}}
  33   intel_sub_group_avc_sic_result_t result_sic = ss;
  34   // expected-error@-1 {{initializing '__private intel_sub_group_avc_sic_result_t' with an expression of incompatible type '__private struct st'}}
  35
  36   intel_sub_group_avc_ime_result_single_reference_streamout_t sstreamout = v;
  37   // expected-error@-1 {{initializing '__private intel_sub_group_avc_ime_result_single_reference_streamout_t' with an expression of incompatible type '__private void *__private'}}
  38
  39   intel_sub_group_avc_ime_result_dual_reference_streamout_t dstreamin_list = {0x0, 0x1};
  40   // expected-warning@-1 {{excess elements in struct initializer}}
  41   intel_sub_group_avc_ime_dual_reference_streamin_t dstreamin_list2 = {};
  42   // expected-error@-1 {{scalar initializer cannot be empty}}
  43   intel_sub_group_avc_ime_single_reference_streamin_t dstreamin_list3 = {c};
  44   // expected-error@-1 {{initializing '__private intel_sub_group_avc_ime_single_reference_streamin_t' with an expression of incompatible type '__private char'}}
  45   intel_sub_group_avc_ime_dual_reference_streamin_t dstreamin_list4 = {1};
  46   // expected-error@-1 {{initializing '__private intel_sub_group_avc_ime_dual_reference_streamin_t' with an expression of incompatible type 'int'}}
  47 }
  48
  49 // negative tests for initializers and assignment
  50 void far() {
  51   intel_sub_group_avc_mce_payload_t payload_mce;
  52   intel_sub_group_avc_mce_payload_t payload_mce2 = payload_mce;
  53
  54   intel_sub_group_avc_ime_payload_t payload_ime;
  55   intel_sub_group_avc_ref_payload_t payload_ref = payload_ime;
  56   // expected-error@-1 {{initializing '__private intel_sub_group_avc_ref_payload_t' with an expression of incompatible type '__private intel_sub_group_avc_ime_payload_t'}}
  57
  58   intel_sub_group_avc_sic_result_t result_sic;
  59   intel_sub_group_avc_ime_result_t result_ime;
  60   result_sic = result_ime;
  61   // expected-error@-1 {{assigning to '__private intel_sub_group_avc_sic_result_t' from incompatible type '__private intel_sub_group_avc_ime_result_t'}}
  62 }
  63
  64 // Using 0x0 directly allows us not to include opencl-c.h header and not to
  65 // redefine all of these CLK_AVC_*_INTITIALIZE_INTEL macro. '0x0' value must
  66 // be in sync with ones defined in opencl-c.h
  67
  68 // positive test cases
  69 void bar() {
  70   const sampler_t vme_sampler = 0x0;
  71
  72   intel_sub_group_avc_mce_payload_t payload_mce; // No literal initializer for mce types
  73   intel_sub_group_avc_ime_payload_t payload_ime = 0x0;
  74   intel_sub_group_avc_ref_payload_t payload_ref = 0x0;
  75   intel_sub_group_avc_sic_payload_t payload_sic = 0x0;
  76
  77   intel_sub_group_avc_mce_result_t result_mce; // No literal initializer for mce types
  78   intel_sub_group_avc_ime_result_t result_ime = 0x0;
  79   intel_sub_group_avc_ref_result_t result_ref = 0x0;
  80   intel_sub_group_avc_sic_result_t result_sic = 0x0;
  81
  82   intel_sub_group_avc_ime_result_single_reference_streamout_t sstreamout = 0x0;
  83   intel_sub_group_avc_ime_result_dual_reference_streamout_t dstreamout = 0x0;
  84   intel_sub_group_avc_ime_single_reference_streamin_t sstreamin = 0x0;
  85   intel_sub_group_avc_ime_dual_reference_streamin_t dstreamin = 0x0;
  86
  87   // It is allowed to assign variables of the same types
  88   intel_sub_group_avc_mce_payload_t pauload_mce2 = payload_mce;
  89
  90   // Initialization with initializer list was supported in the first version
  91   // of the extension. So we check for backward compatibility here.
  92   intel_sub_group_avc_ime_payload_t payload_ime_list = {0};
  93   intel_sub_group_avc_ref_payload_t payload_ref_list = {0};
  94   intel_sub_group_avc_sic_payload_t payload_sic_list = {0};
  95
  96   intel_sub_group_avc_ime_result_t result_ime_list = {0};
  97   intel_sub_group_avc_ref_result_t result_ref_list = {0};
  98   intel_sub_group_avc_sic_result_t result_sic_list = {0};
  99
 100   intel_sub_group_avc_ime_result_single_reference_streamout_t sstreamout_list = {0};
 101   intel_sub_group_avc_ime_result_dual_reference_streamout_t dstreamout_list = {0};
 102   intel_sub_group_avc_ime_single_reference_streamin_t sstreamin_list = {0};
 103   intel_sub_group_avc_ime_dual_reference_streamin_t dstreamin_list = {0};
 104 }
 105