clang/test/CodeGen/target-avx-abi-diag.c

   1 // RUN: %clang_cc1 %s -triple=x86_64-linux-gnu -verify=no256,no512 -o - -S
   2 // RUN: %clang_cc1 %s -triple=x86_64-linux-gnu -target-feature +avx -verify=no512 -o - -S
   3 // RUN: %clang_cc1 %s -triple=x86_64-linux-gnu -target-feature +avx512f -verify=both -o - -S
   4 // RUN: %clang_cc1 %s -triple=x86_64-linux-gnu -target-feature +avx512f -target-feature +evex512 -verify=both -o - -S
   5 // RUN: %clang_cc1 %s -triple=x86_64-linux-gnu -target-feature +avx512f -target-feature -evex512 -verify=avx512-256 -DNOEVEX512 -o - -S
   6 // RUN: %clang_cc1 %s -triple=x86_64-linux-gnu -target-feature +avx10.1-512 -verify=both -o - -S
   7 // RUN: %clang_cc1 %s -triple=x86_64-linux-gnu -target-feature +avx10.1-256 -verify=avx512-256 -o - -S
   8 // REQUIRES: x86-registered-target
   9
  10 // both-no-diagnostics
  11
  12 typedef short avx512fType __attribute__((vector_size(64)));
  13 typedef short avx256Type __attribute__((vector_size(32)));
  14
  15 __attribute__((target("avx"))) void takesAvx256(avx256Type t);
  16 __attribute__((target("avx512f"))) void takesAvx512(avx512fType t);
  17 __attribute__((target("avx512f,evex512"))) void takesAvx512_2(avx512fType t);
  18 void takesAvx256_no_target(avx256Type t);
  19 void takesAvx512_no_target(avx512fType t);
  20
  21 void variadic(int i, ...);
  22 __attribute__((target("avx512f"))) void variadic_err(int i, ...);
  23
  24 // If neither side has an attribute, warn.
  25 void call_warn(void) {
  26   avx256Type t1;
  27   takesAvx256_no_target(t1); // no256-warning {{AVX vector argument of type 'avx256Type' (vector of 16 'short' values) without 'avx' enabled changes the ABI}}
  28
  29   avx512fType t2;
  30   // avx512-256-error@+1 {{AVX vector argument of type 'avx512fType' (vector of 32 'short' values) without 'evex512' enabled changes the ABI}}
  31   takesAvx512_no_target(t2); // no512-warning {{AVX vector argument of type 'avx512fType' (vector of 32 'short' values) without 'avx512f' enabled changes the ABI}}
  32
  33   variadic(1, t1); // no256-warning {{AVX vector argument of type 'avx256Type' (vector of 16 'short' values) without 'avx' enabled changes the ABI}}
  34   // avx512-256-error@+1 {{AVX vector argument of type 'avx512fType' (vector of 32 'short' values) without 'evex512' enabled changes the ABI}}
  35   variadic(3, t2); // no512-warning {{AVX vector argument of type 'avx512fType' (vector of 32 'short' values) without 'avx512f' enabled changes the ABI}}
  36 }
  37
  38 // If only 1 side has an attribute, error.
  39 void call_errors(void) {
  40   avx256Type t1;
  41   takesAvx256(t1); // no256-error {{AVX vector argument of type 'avx256Type' (vector of 16 'short' values) without 'avx' enabled changes the ABI}}
  42   avx512fType t2;
  43   // avx512-256-error@+1 {{AVX vector argument of type 'avx512fType' (vector of 32 'short' values) without 'evex512' enabled changes the ABI}}
  44   takesAvx512(t2); // no512-error {{AVX vector argument of type 'avx512fType' (vector of 32 'short' values) without 'avx512f' enabled changes the ABI}}
  45
  46   variadic_err(1, t1); // no256-error {{AVX vector argument of type 'avx256Type' (vector of 16 'short' values) without 'avx' enabled changes the ABI}}
  47   // avx512-256-error@+1 {{AVX vector argument of type 'avx512fType' (vector of 32 'short' values) without 'evex512' enabled changes the ABI}}
  48   variadic_err(3, t2); // no512-error {{AVX vector argument of type 'avx512fType' (vector of 32 'short' values) without 'avx512f' enabled changes the ABI}}
  49 }
  50
  51 // Check that these errors are treated as non-fatal, so we can report them for
  52 // all functions, not just the first.
  53 void call_errors_2(void) {
  54   avx256Type t1;
  55   takesAvx256(t1); // no256-error {{AVX vector argument of type 'avx256Type' (vector of 16 'short' values) without 'avx' enabled changes the ABI}}
  56   avx512fType t2;
  57   // avx512-256-error@+1 {{AVX vector argument of type 'avx512fType' (vector of 32 'short' values) without 'evex512' enabled changes the ABI}}
  58   takesAvx512(t2); // no512-error {{AVX vector argument of type 'avx512fType' (vector of 32 'short' values) without 'avx512f' enabled changes the ABI}}
  59
  60   variadic_err(1, t1); // no256-error {{AVX vector argument of type 'avx256Type' (vector of 16 'short' values) without 'avx' enabled changes the ABI}}
  61   // avx512-256-error@+1 {{AVX vector argument of type 'avx512fType' (vector of 32 'short' values) without 'evex512' enabled changes the ABI}}
  62   variadic_err(3, t2); // no512-error {{AVX vector argument of type 'avx512fType' (vector of 32 'short' values) without 'avx512f' enabled changes the ABI}}
  63 }
  64
  65 __attribute__((target("avx"))) void call_avx256_ok(void) {
  66   avx256Type t;
  67   takesAvx256(t);
  68 }
  69
  70 // Option -mno-evex512 affects target attributes. To retain the 512-bit capability, an explict "evex512" must be added together.
  71 __attribute__((target("avx512f,evex512"))) void call_avx512_ok1(void) {
  72   avx512fType t;
  73   takesAvx512_2(t);
  74 }
  75
  76 __attribute__((target("avx512f"))) void call_avx512_ok2(void) {
  77   avx512fType t;
  78 #if defined(NOEVEX512)
  79 // avx512-256-error@+2 {{AVX vector argument of type 'avx512fType' (vector of 32 'short' values) without 'evex512' enabled changes the ABI}}
  80 #endif
  81   takesAvx512(t);
  82 }
  83 #if defined(__AVX10_1__)
  84 // avx512-256-warning@*:* {{invalid feature combination: +avx512f +avx10.1-256; will be promoted to avx10.1-512}}
  85 // avx512-256-warning@*:* {{invalid feature combination: +avx512f +avx10.1-256; will be promoted to avx10.1-512}}
  86 // avx512-256-warning@*:* {{invalid feature combination: +avx512f +avx10.1-256; will be promoted to avx10.1-512}}
  87 // avx512-256-warning@*:* {{invalid feature combination: +avx512f +avx10.1-256; will be promoted to avx10.1-512}}
  88 // avx512-256-warning@*:* {{invalid feature combination: +avx512f +avx10.1-256; will be promoted to avx10.1-512}}
  89 // avx512-256-warning@*:* {{invalid feature combination: +avx512f +avx10.1-256; will be promoted to avx10.1-512}}
  90 // avx512-256-warning@*:* {{invalid feature combination: +avx512f +avx10.1-256; will be promoted to avx10.1-512}}
  91 // avx512-256-warning@*:* {{invalid feature combination: +avx512f +avx10.1-256; will be promoted to avx10.1-512}}
  92 // avx512-256-warning@*:* {{invalid feature combination: +avx512f +avx10.1-256; will be promoted to avx10.1-512}}
  93 // avx512-256-warning@*:* {{invalid feature combination: +avx512f +avx10.1-256; will be promoted to avx10.1-512}}
  94 // avx512-256-warning@*:* {{invalid feature combination: +avx512f +avx10.1-256; will be promoted to avx10.1-512}}
  95 // avx512-256-warning@*:* {{invalid feature combination: +avx512f +avx10.1-256; will be promoted to avx10.1-512}}
  96 // avx512-256-warning@*:* {{invalid feature combination: +avx512f +avx10.1-256; will be promoted to avx10.1-512}}
  97 // avx512-256-warning@*:* {{invalid feature combination: +avx512f +avx10.1-256; will be promoted to avx10.1-512}}
  98 // avx512-256-warning@*:* {{invalid feature combination: +avx512f +avx10.1-256; will be promoted to avx10.1-512}}
  99 // avx512-256-warning@*:* {{invalid feature combination: +avx512f +avx10.1-256; will be promoted to avx10.1-512}}
 100 // avx512-256-warning@*:* {{invalid feature combination: +avx512f +avx10.1-256; will be promoted to avx10.1-512}}
 101 #endif