+2020-01-10 Stam Markianos-Wright <stam.markianos-wright@arm.com>
+
+ * config/aarch64/aarch64.c (aarch64_invalid_conversion): New function
+ for target hook.
+ (aarch64_invalid_unary_op): New function for target hook.
+ (aarch64_invalid_binary_op): New function for target hook.
+
2020-01-10 Stam Markianos-Wright <stam.markianos-wright@arm.com>
* config.gcc: Add arm_bf16.h.
return NULL_TREE;
}
+/* Return the diagnostic message string if conversion from FROMTYPE to
+ TOTYPE is not allowed, NULL otherwise. */
+
+static const char *
+aarch64_invalid_conversion (const_tree fromtype, const_tree totype)
+{
+ if (element_mode (fromtype) != element_mode (totype))
+ {
+ /* Do no allow conversions to/from BFmode scalar types. */
+ if (TYPE_MODE (fromtype) == BFmode)
+ return N_("invalid conversion from type %<bfloat16_t%>");
+ if (TYPE_MODE (totype) == BFmode)
+ return N_("invalid conversion to type %<bfloat16_t%>");
+ }
+
+ /* Conversion allowed. */
+ return NULL;
+}
+
+/* Return the diagnostic message string if the unary operation OP is
+ not permitted on TYPE, NULL otherwise. */
+
+static const char *
+aarch64_invalid_unary_op (int op, const_tree type)
+{
+ /* Reject all single-operand operations on BFmode except for &. */
+ if (element_mode (type) == BFmode && op != ADDR_EXPR)
+ return N_("operation not permitted on type %<bfloat16_t%>");
+
+ /* Operation allowed. */
+ return NULL;
+}
+
+/* Return the diagnostic message string if the binary operation OP is
+ not permitted on TYPE1 and TYPE2, NULL otherwise. */
+
+static const char *
+aarch64_invalid_binary_op (int op ATTRIBUTE_UNUSED, const_tree type1,
+ const_tree type2)
+{
+ /* Reject all 2-operand operations on BFmode. */
+ if (element_mode (type1) == BFmode
+ || element_mode (type2) == BFmode)
+ return N_("operation not permitted on type %<bfloat16_t%>");
+
+ /* Operation allowed. */
+ return NULL;
+}
+
/* Implement TARGET_ASM_FILE_END for AArch64. This adds the AArch64 GNU NOTE
section at the end if needed. */
#define GNU_PROPERTY_AARCH64_FEATURE_1_AND 0xc0000000
#undef TARGET_MANGLE_TYPE
#define TARGET_MANGLE_TYPE aarch64_mangle_type
+#undef TARGET_INVALID_CONVERSION
+#define TARGET_INVALID_CONVERSION aarch64_invalid_conversion
+
+#undef TARGET_INVALID_UNARY_OP
+#define TARGET_INVALID_UNARY_OP aarch64_invalid_unary_op
+
+#undef TARGET_INVALID_BINARY_OP
+#define TARGET_INVALID_BINARY_OP aarch64_invalid_binary_op
+
#undef TARGET_VERIFY_TYPE_CONTEXT
#define TARGET_VERIFY_TYPE_CONTEXT aarch64_verify_type_context
+2020-01-10 Stam Markianos-Wright <stam.markianos-wright@arm.com>
+
+ * g++.target/aarch64/bfloat_cpp_typecheck.C: New test.
+ * gcc.target/aarch64/bfloat16_scalar_typecheck.c: New test.
+ * gcc.target/aarch64/bfloat16_vector_typecheck_1.c: New test.
+ * gcc.target/aarch64/bfloat16_vector_typecheck_2.c: New test.
+
2020-01-10 Stam Markianos-Wright <stam.markianos-wright@arm.com>
* g++.dg/abi/mangle-neon-aarch64.C: Add Bfloat SIMD types to test.
--- /dev/null
+/* { dg-do assemble { target { aarch64*-*-* } } } */
+/* { dg-require-effective-target arm_v8_2a_bf16_neon_ok } */
+/* { dg-add-options arm_v8_2a_bf16_neon } */
+/* { dg-additional-options "-O3 --save-temps" } */
+
+#include <arm_neon.h>
+
+void foo (void)
+{
+ bfloat16_t (); /* { dg-bogus {invalid conversion to type 'bfloat16_t'} "" { xfail *-*-* } } */
+ bfloat16_t a = bfloat16_t(); /* { dg-bogus {invalid conversion to type 'bfloat16_t'} "" { xfail *-*-* } } */
+ bfloat16_t (0x1234); /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16_t (0.1); /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+}
--- /dev/null
+/* { dg-do assemble { target { aarch64*-*-* } } } */
+/* { dg-skip-if "" { *-*-* } { "-fno-fat-lto-objects" } } */
+/* { dg-require-effective-target arm_v8_2a_bf16_neon_ok } */
+/* { dg-add-options arm_v8_2a_bf16_neon } */
+/* { dg-additional-options "-Wno-pedantic -O3 --save-temps" } */
+
+#include <arm_neon.h>
+
+bfloat16_t glob_bfloat;
+
+int is_an_int;
+short is_a_short_int;
+float is_a_float;
+float is_a_float16;
+double is_a_double;
+
+float *float_ptr;
+
+bfloat16_t foo1 (void) { return (bfloat16_t) 0x1234; } /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+bfloat16_t foo2 (void) { return (bfloat16_t) (short) 0x1234; } /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+
+bfloat16_t footest (bfloat16_t scalar0)
+{
+
+ /* Initialisation */
+
+ bfloat16_t scalar1_1;
+ bfloat16_t scalar1_2 = glob_bfloat;
+ bfloat16_t scalar1_3 = 0; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16_t scalar1_4 = 0.1; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16_t scalar1_5 = is_a_float; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16_t scalar1_6 = is_an_int; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16_t scalar1_7 = is_a_float16; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16_t scalar1_8 = is_a_double; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16_t scalar1_9 = is_a_short_int; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+
+ int initi_1_1 = glob_bfloat; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ float initi_1_2 = glob_bfloat; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ float16_t initi_1_3 = glob_bfloat; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ short initi_1_4 = glob_bfloat; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ double initi_1_5 = glob_bfloat; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+
+ bfloat16_t scalar2_1 = {}; /* { dg-error {empty scalar initializer} } */
+ bfloat16_t scalar2_2 = { glob_bfloat };
+ bfloat16_t scalar2_3 = { 0 }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16_t scalar2_4 = { 0.1 }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16_t scalar2_5 = { is_a_float }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16_t scalar2_6 = { is_an_int }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16_t scalar2_7 = { is_a_float16 }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16_t scalar2_8 = { is_a_double }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16_t scalar2_9 = { is_a_short_int }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+
+ int initi_2_1 = { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ float initi_2_2 = { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ float16_t initi_2_3 = { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ short initi_2_4 = { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ double initi_2_5 = { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+
+ /* Assignments. */
+
+ glob_bfloat = glob_bfloat;
+ glob_bfloat = 0; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ glob_bfloat = 0.1; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ glob_bfloat = is_a_float; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ glob_bfloat = is_an_int; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ glob_bfloat = is_a_float16; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ glob_bfloat = is_a_double; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ glob_bfloat = is_a_short_int; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+
+ is_an_int = glob_bfloat; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ is_a_float = glob_bfloat; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ is_a_float16 = glob_bfloat; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ is_a_double = glob_bfloat; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ is_a_short_int = glob_bfloat; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+
+ /* Casting. */
+
+ (void) glob_bfloat;
+ (bfloat16_t) glob_bfloat;
+
+ (int) glob_bfloat; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ (float) glob_bfloat; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ (float16_t) glob_bfloat; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ (double) glob_bfloat; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ (short) glob_bfloat; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+
+ (bfloat16_t) is_an_int; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ (bfloat16_t) is_a_float; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ (bfloat16_t) is_a_float16; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ (bfloat16_t) is_a_double; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ (bfloat16_t) is_a_short_int; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+
+ /* Compound literals. */
+
+ (bfloat16_t) {}; /* { dg-error {empty scalar initializer} } */
+ (bfloat16_t) { glob_bfloat };
+ (bfloat16_t) { 0 }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ (bfloat16_t) { 0.1 }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ (bfloat16_t) { is_a_float }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ (bfloat16_t) { is_an_int }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ (bfloat16_t) { is_a_float16 }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ (bfloat16_t) { is_a_double }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ (bfloat16_t) { is_a_short_int }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+
+ (int) { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ (float) { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ (float16_t) { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ (double) { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ (short) { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+
+ /* Arrays and Structs. */
+
+ typedef bfloat16_t array_type[2];
+ extern bfloat16_t extern_array[];
+
+ bfloat16_t array[2];
+ bfloat16_t zero_length_array[0];
+ bfloat16_t empty_init_array[] = {};
+ typedef bfloat16_t some_other_type[is_an_int];
+
+ struct struct1 {
+ bfloat16_t a;
+ };
+
+ union union1 {
+ bfloat16_t a;
+ };
+
+ /* Addressing and dereferencing. */
+
+ bfloat16_t *bfloat_ptr = &scalar0;
+ scalar0 = *bfloat_ptr;
+
+ /* Pointer assignment. */
+
+ bfloat16_t *bfloat_ptr2 = bfloat_ptr;
+ bfloat16_t *bfloat_ptr3 = array;
+
+ /* Pointer arithmetic. */
+
+ ++bfloat_ptr;
+ --bfloat_ptr;
+ bfloat_ptr++;
+ bfloat_ptr--;
+ bfloat_ptr += 1;
+ bfloat_ptr -= 1;
+ bfloat_ptr - bfloat_ptr2;
+ bfloat_ptr = &bfloat_ptr3[0];
+ bfloat_ptr = &bfloat_ptr3[1];
+
+ /* Simple comparison. */
+ scalar0 > glob_bfloat; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ glob_bfloat == scalar0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ scalar0 > is_a_float; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ is_a_float == scalar0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ scalar0 > 0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ 0 == scalar0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ scalar0 > 0.1; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ 0.1 == scalar0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ scalar0 > is_an_int; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ is_an_int == scalar0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+
+ /* Pointer comparison. */
+
+ bfloat_ptr == &scalar0;
+ bfloat_ptr != &scalar0;
+ bfloat_ptr < &scalar0;
+ bfloat_ptr <= &scalar0;
+ bfloat_ptr > &scalar0;
+ bfloat_ptr >= &scalar0;
+ bfloat_ptr == bfloat_ptr2;
+ bfloat_ptr != bfloat_ptr2;
+ bfloat_ptr < bfloat_ptr2;
+ bfloat_ptr <= bfloat_ptr2;
+ bfloat_ptr > bfloat_ptr2;
+ bfloat_ptr >= bfloat_ptr2;
+
+ /* Conditional expressions. */
+
+ 0 ? scalar0 : scalar0;
+ 0 ? scalar0 : is_a_float; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ 0 ? is_a_float : scalar0; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ 0 ? scalar0 : 0; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ 0 ? 0 : scalar0; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ 0 ? 0.1 : scalar0; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ 0 ? scalar0 : 0.1; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ 0 ? bfloat_ptr : bfloat_ptr2;
+ 0 ? bfloat_ptr : float_ptr; /* { dg-error {pointer type mismatch in conditional expression} } */
+ 0 ? float_ptr : bfloat_ptr; /* { dg-error {pointer type mismatch in conditional expression} } */
+
+ scalar0 ? scalar0 : scalar0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ scalar0 ? is_a_float : scalar0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ scalar0 ? scalar0 : is_a_float; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ scalar0 ? is_a_float : is_a_float; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+
+ /* Unary operators. */
+
+ +scalar0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ -scalar0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ ~scalar0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ !scalar0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ *scalar0; /* { dg-error {invalid type argument of unary '\*'} } */
+ __real scalar0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ __imag scalar0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ ++scalar0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ --scalar0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ scalar0++; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ scalar0--; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+
+ /* Binary arithmetic operations. */
+
+ scalar0 = glob_bfloat + *bfloat_ptr; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ scalar0 = glob_bfloat + 0.1; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ scalar0 = glob_bfloat + 0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ scalar0 = glob_bfloat + is_a_float; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+
+ return scalar0;
+}
+
--- /dev/null
+/* { dg-do assemble { target { aarch64*-*-* } } } */
+/* { dg-skip-if "" { *-*-* } { "-fno-fat-lto-objects" } } */
+/* { dg-require-effective-target arm_v8_2a_bf16_neon_ok } */
+/* { dg-add-options arm_v8_2a_bf16_neon } */
+/* { dg-additional-options "-O3 --save-temps -Wno-pedantic" } */
+#include <arm_neon.h>
+
+bfloat16_t glob_bfloat;
+bfloat16x4_t glob_bfloat_vec;
+
+float32x4_t is_a_float_vec;
+float32x2_t is_a_float_pair;
+
+float16x4_t *float_ptr;
+float16x4_t is_a_float16_vec;
+
+int32x4_t is_an_int_vec;
+int32x2_t is_an_int_pair;
+int16x4_t is_a_short_vec;
+
+int is_an_int;
+short is_a_short_int;
+float is_a_float;
+float is_a_float16;
+double is_a_double;
+
+/* Create a vector of 2 bfloat16_t. */
+typedef bfloat16_t v2bf __attribute__((vector_size(4)));
+v2bf foo1 (void) { return (v2bf) 0x12345678; }
+bfloat16x4_t foo2 (void) { return (bfloat16x4_t) 0x1234567812345678; }
+
+bfloat16x4_t footest (bfloat16x4_t vector0)
+{
+ /* Initialisation */
+
+ bfloat16x4_t vector1_1;
+ bfloat16x4_t vector1_2 = glob_bfloat_vec;
+ bfloat16x4_t vector1_3 = is_a_float_vec; /* { dg-error {incompatible types when initializing type 'bfloat16x4_t' using type 'float32x4_t'} } */
+ bfloat16x4_t vector1_4 = is_an_int_vec; /* { dg-error {incompatible types when initializing type 'bfloat16x4_t' using type 'int32x4_t'} } */
+ bfloat16x4_t vector1_5 = is_a_float16_vec; /* { dg-error {incompatible types when initializing type 'bfloat16x4_t' using type 'float16x4_t'} } */
+ bfloat16x4_t vector1_6 = is_a_float_pair; /* { dg-error {incompatible types when initializing type 'bfloat16x4_t' using type 'float32x2_t'} } */
+ bfloat16x4_t vector1_7 = is_an_int_pair; /* { dg-error {incompatible types when initializing type 'bfloat16x4_t' using type 'int32x2_t'} } */
+ bfloat16x4_t vector1_8 = is_a_short_vec; /* { dg-error {incompatible types when initializing type 'bfloat16x4_t' using type 'int16x4_t'} } */
+
+ int32x4_t initi_1_1 = glob_bfloat_vec; /* { dg-error {incompatible types when initializing type 'int32x4_t' using type 'bfloat16x4_t'} } */
+ float32x4_t initi_1_2 = glob_bfloat_vec; /* { dg-error {incompatible types when initializing type 'float32x4_t' using type 'bfloat16x4_t'} } */
+ float16x4_t initi_1_3 = glob_bfloat_vec; /* { dg-error {incompatible types when initializing type 'float16x4_t' using type 'bfloat16x4_t'} } */
+ float32x2_t initi_1_4 = glob_bfloat_vec; /* { dg-error {incompatible types when initializing type 'float32x2_t' using type 'bfloat16x4_t'} } */
+ int32x2_t initi_1_5 = glob_bfloat_vec; /* { dg-error {incompatible types when initializing type 'int32x2_t' using type 'bfloat16x4_t'} } */
+ int16x4_t initi_1_6 = glob_bfloat_vec; /* { dg-error {incompatible types when initializing type 'int16x4_t' using type 'bfloat16x4_t'} } */
+
+ bfloat16x4_t vector2_1 = {};
+ bfloat16x4_t vector2_2 = { glob_bfloat };
+ bfloat16x4_t vector2_3 = { glob_bfloat, glob_bfloat, glob_bfloat, glob_bfloat };
+ bfloat16x4_t vector2_4 = { 0 }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16x4_t vector2_5 = { 0.1 }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16x4_t vector2_6 = { is_a_float16 }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16x4_t vector2_7 = { is_a_float }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16x4_t vector2_8 = { is_an_int }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16x4_t vector2_9 = { is_a_short_int }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16x4_t vector2_10 = { 0.0, 0, is_a_short_int, is_a_float }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+
+ int32x4_t initi_2_1 = { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ float32x4_t initi_2_2 = { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ float16x4_t initi_2_3 = { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ float32x2_t initi_2_4 = { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ int32x2_t initi_2_5 = { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ int16x4_t initi_2_6 = { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+
+ /* Assignments to/from vectors. */
+
+ glob_bfloat_vec = glob_bfloat_vec;
+ glob_bfloat_vec = 0; /* { dg-error {incompatible types when assigning to type 'bfloat16x4_t' from type 'int'} } */
+ glob_bfloat_vec = 0.1; /* { dg-error {incompatible types when assigning to type 'bfloat16x4_t' from type 'double'} } */
+ glob_bfloat_vec = is_a_float_vec; /* { dg-error {incompatible types when assigning to type 'bfloat16x4_t' from type 'float32x4_t'} } */
+ glob_bfloat_vec = is_an_int_vec; /* { dg-error {incompatible types when assigning to type 'bfloat16x4_t' from type 'int32x4_t'} } */
+ glob_bfloat_vec = is_a_float16_vec; /* { dg-error {incompatible types when assigning to type 'bfloat16x4_t' from type 'float16x4_t'} } */
+ glob_bfloat_vec = is_a_float_pair; /* { dg-error {incompatible types when assigning to type 'bfloat16x4_t' from type 'float32x2_t'} } */
+ glob_bfloat_vec = is_an_int_pair; /* { dg-error {incompatible types when assigning to type 'bfloat16x4_t' from type 'int32x2_t'} } */
+ glob_bfloat_vec = is_a_short_vec; /* { dg-error {incompatible types when assigning to type 'bfloat16x4_t' from type 'int16x4_t'} } */
+
+ is_an_int_vec = glob_bfloat_vec; /* { dg-error {incompatible types when assigning to type 'int32x4_t' from type 'bfloat16x4_t'} } */
+ is_a_float_vec = glob_bfloat_vec; /* { dg-error {incompatible types when assigning to type 'float32x4_t' from type 'bfloat16x4_t'} } */
+ is_a_float16_vec = glob_bfloat_vec; /* { dg-error {incompatible types when assigning to type 'float16x4_t' from type 'bfloat16x4_t'} } */
+ is_a_float_pair = glob_bfloat_vec; /* { dg-error {incompatible types when assigning to type 'float32x2_t' from type 'bfloat16x4_t'} } */
+ is_an_int_pair = glob_bfloat_vec; /* { dg-error {incompatible types when assigning to type 'int32x2_t' from type 'bfloat16x4_t'} } */
+ is_a_short_vec = glob_bfloat_vec;/* { dg-error {incompatible types when assigning to type 'int16x4_t' from type 'bfloat16x4_t'} } */
+
+ /* Assignments to/from elements. */
+
+ vector2_3[0] = glob_bfloat;
+ vector2_3[0] = is_an_int; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ vector2_3[0] = is_a_short_int; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ vector2_3[0] = is_a_float; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ vector2_3[0] = is_a_float16; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ vector2_3[0] = 0; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ vector2_3[0] = 0.1; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+
+ glob_bfloat = vector2_3[0];
+ is_an_int = vector2_3[0]; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ is_a_short_int = vector2_3[0]; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ is_a_float = vector2_3[0]; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ is_a_float16 = vector2_3[0]; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+
+ /* Compound literals. */
+
+ (bfloat16x4_t) {};
+
+ (bfloat16x4_t) { 0 }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ (bfloat16x4_t) { 0.1 }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ (bfloat16x4_t) { is_a_float_vec }; /* { dg-error {incompatible types when initializing type '__bf16' using type 'float32x4_t'} } */
+ (bfloat16x4_t) { is_an_int_vec }; /* { dg-error {incompatible types when initializing type '__bf16' using type 'int32x4_t'} } */
+ (bfloat16x4_t) { is_a_float_pair }; /* { dg-error {incompatible types when initializing type '__bf16' using type 'float32x2_t'} } */
+ (bfloat16x4_t) { is_an_int_pair }; /* { dg-error {incompatible types when initializing type '__bf16' using type 'int32x2_t'} } */
+ (bfloat16x4_t) { is_a_float16_vec }; /* { dg-error {incompatible types when initializing type '__bf16' using type 'float16x4_t'} } */
+ (bfloat16x4_t) { is_a_short_vec }; /* { dg-error {incompatible types when initializing type '__bf16' using type 'int16x4_t'} } */
+
+ (bfloat16x4_t) { glob_bfloat_vec }; /* { dg-error {incompatible types when initializing type '__bf16' using type 'bfloat16x4_t'} } */
+ (int32x4_t) { glob_bfloat_vec }; /* { dg-error {incompatible types when initializing type 'int' using type 'bfloat16x4_t'} } */
+ (float32x4_t) { glob_bfloat_vec }; /* { dg-error {incompatible types when initializing type 'float' using type 'bfloat16x4_t'} } */
+ (int32x2_t) { glob_bfloat_vec }; /* { dg-error {incompatible types when initializing type 'int' using type 'bfloat16x4_t'} } */
+ (float16x4_t) { glob_bfloat_vec }; /* { dg-error {incompatible types when initializing type '__fp16' using type 'bfloat16x4_t'} } */
+ (int16x4_t) { glob_bfloat_vec }; /* { dg-error {incompatible types when initializing type 'short int' using type 'bfloat16x4_t'} } */
+
+ /* Casting. */
+
+ (void) glob_bfloat_vec;
+ (bfloat16x4_t) glob_bfloat_vec;
+
+ (bfloat16_t) glob_bfloat_vec; /* { dg-error {aggregate value used where a floating-point was expected} } */
+ (short) glob_bfloat_vec; /* { dg-error {cannot convert a vector of type 'bfloat16x4_t' to type 'short int' which has different size} } */
+ (int) glob_bfloat_vec; /* { dg-error {cannot convert a vector of type 'bfloat16x4_t' to type 'int' which has different size} } */
+ (float16_t) glob_bfloat_vec; /* { dg-error {aggregate value used where a floating-point was expected} } */
+ (float) glob_bfloat_vec; /* { dg-error {aggregate value used where a floating-point was expected} } */
+ (double) glob_bfloat_vec; /* { dg-error {aggregate value used where a floating-point was expected} } */
+
+ (int32x4_t) glob_bfloat_vec; /* { dg-error {cannot convert a value of type 'bfloat16x4_t' to vector type '__Int32x4_t' which has different size} } */
+ (float32x4_t) glob_bfloat_vec; /* { dg-error {cannot convert a value of type 'bfloat16x4_t' to vector type '__Float32x4_t' which has different size} } */
+ (float16x4_t) glob_bfloat_vec;
+ (int32x2_t) glob_bfloat_vec;
+ (float32x2_t) glob_bfloat_vec;
+ (int16x4_t) glob_bfloat_vec;
+
+ (bfloat16x4_t) is_an_int_vec; /* { dg-error {cannot convert a value of type 'int32x4_t' to vector type '__Bfloat16x4_t' which has different size} } */
+ (bfloat16x4_t) is_a_float_vec; /* { dg-error {cannot convert a value of type 'float32x4_t' to vector type '__Bfloat16x4_t' which has different size} } */
+ (bfloat16x4_t) is_a_float16_vec;
+ (bfloat16x4_t) is_an_int_pair;
+ (bfloat16x4_t) is_a_float_pair;
+ (bfloat16x4_t) is_a_short_vec;
+ (bfloat16x4_t) is_a_double; /* { dg-error {cannot convert value to a vector} } */
+
+ /* Arrays and Structs. */
+
+ typedef bfloat16x4_t array_type[2];
+ extern bfloat16x4_t extern_array[];
+
+ bfloat16x4_t array[2];
+ bfloat16x4_t zero_length_array[0];
+ bfloat16x4_t empty_init_array[] = {};
+ typedef bfloat16x4_t some_other_type[is_an_int];
+
+ struct struct1 {
+ bfloat16x4_t a;
+ };
+
+ union union1 {
+ bfloat16x4_t a;
+ };
+
+ /* Addressing and dereferencing. */
+
+ bfloat16x4_t *bfloat_ptr = &vector0;
+ vector0 = *bfloat_ptr;
+
+ /* Pointer assignment. */
+
+ bfloat16x4_t *bfloat_ptr2 = bfloat_ptr;
+ bfloat16x4_t *bfloat_ptr3 = array;
+
+ /* Pointer arithmetic. */
+
+ ++bfloat_ptr;
+ --bfloat_ptr;
+ bfloat_ptr++;
+ bfloat_ptr--;
+ bfloat_ptr += 1;
+ bfloat_ptr -= 1;
+ bfloat_ptr - bfloat_ptr2;
+ bfloat_ptr = &bfloat_ptr3[0];
+ bfloat_ptr = &bfloat_ptr3[1];
+
+ /* Simple comparison. */
+ vector0 > glob_bfloat_vec; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ glob_bfloat_vec == vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ vector0 > is_a_float_vec; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ is_a_float_vec == vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ vector0 > 0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ 0 == vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ vector0 > 0.1; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ 0.1 == vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ vector0 > is_an_int_vec; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ is_an_int_vec == vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+
+ /* Pointer comparison. */
+
+ bfloat_ptr == &vector0;
+ bfloat_ptr != &vector0;
+ bfloat_ptr < &vector0;
+ bfloat_ptr <= &vector0;
+ bfloat_ptr > &vector0;
+ bfloat_ptr >= &vector0;
+ bfloat_ptr == bfloat_ptr2;
+ bfloat_ptr != bfloat_ptr2;
+ bfloat_ptr < bfloat_ptr2;
+ bfloat_ptr <= bfloat_ptr2;
+ bfloat_ptr > bfloat_ptr2;
+ bfloat_ptr >= bfloat_ptr2;
+
+ /* Conditional expressions. */
+
+ 0 ? vector0 : vector0;
+ 0 ? vector0 : is_a_float_vec; /* { dg-error {type mismatch in conditional expression} } */
+ 0 ? is_a_float_vec : vector0; /* { dg-error {type mismatch in conditional expression} } */
+ 0 ? vector0 : is_a_float16_vec; /* { dg-error {type mismatch in conditional expression} } */
+ 0 ? is_a_float16_vec : vector0; /* { dg-error {type mismatch in conditional expression} } */
+ 0 ? vector0 : 0; /* { dg-error {type mismatch in conditional expression} } */
+ 0 ? 0 : vector0; /* { dg-error {type mismatch in conditional expression} } */
+ 0 ? 0.1 : vector0; /* { dg-error {type mismatch in conditional expression} } */
+ 0 ? vector0 : 0.1; /* { dg-error {type mismatch in conditional expression} } */
+ 0 ? bfloat_ptr : bfloat_ptr2;
+ 0 ? bfloat_ptr : float_ptr; /* { dg-error {pointer type mismatch in conditional expression} } */
+ 0 ? float_ptr : bfloat_ptr; /* { dg-error {pointer type mismatch in conditional expression} } */
+
+ vector0 ? vector0 : vector0; /* { dg-error {used vector type where scalar is required} } */
+ vector0 ? is_a_float16_vec : vector0; /* { dg-error {used vector type where scalar is required} } */
+ vector0 ? vector0 : is_a_float16_vec; /* { dg-error {used vector type where scalar is required} } */
+ vector0 ? is_a_float16_vec : is_a_float16_vec; /* { dg-error {used vector type where scalar is required} } */
+
+ /* Unary operators. */
+
+ +vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ -vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ ~vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ !vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ *vector0; /* { dg-error {invalid type argument of unary '\*'} } */
+ __real vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ __imag vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ ++vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ --vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ vector0++; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ vector0--; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+
+ /* Binary arithmetic operations. */
+
+ vector0 = glob_bfloat_vec + *bfloat_ptr; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ vector0 = glob_bfloat_vec + 0.1; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ vector0 = glob_bfloat_vec + 0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ vector0 = glob_bfloat_vec + is_a_float_vec; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+
+ return vector0;
+}
+
--- /dev/null
+/* { dg-do assemble { target { aarch64*-*-* } } } */
+/* { dg-skip-if "" { *-*-* } { "-fno-fat-lto-objects" } } */
+/* { dg-require-effective-target arm_v8_2a_bf16_neon_ok } */
+/* { dg-add-options arm_v8_2a_bf16_neon } */
+/* { dg-additional-options "-O3 --save-temps -Wno-pedantic" } */
+#include <arm_neon.h>
+
+bfloat16_t glob_bfloat;
+bfloat16x8_t glob_bfloat_vec;
+
+float32x4_t is_a_float_vec;
+float64x2_t is_a_double_pair;
+
+float16x8_t *float_ptr;
+float16x8_t is_a_float16_vec;
+
+int32x4_t is_an_int_vec;
+int64x2_t is_a_long_int_pair;
+int16x8_t is_a_short_vec;
+
+int is_an_int;
+short is_a_short_int;
+float is_a_float;
+float is_a_float16;
+double is_a_double;
+
+bfloat16x8_t foo3 (void) { return (bfloat16x8_t) 0x12345678123456781234567812345678; }
+ /* { dg-error {integer constant is too large for its type} "" {target *-*-*} 27 } */
+ /* { dg-error {cannot convert a value of type 'long int' to vector type '__Bfloat16x8_t' which has different size} "" {target *-*-*} 27 } */
+
+bfloat16x8_t footest (bfloat16x8_t vector0)
+{
+ /* Initialisation */
+
+ bfloat16x8_t vector1_1;
+ bfloat16x8_t vector1_2 = glob_bfloat_vec;
+ bfloat16x8_t vector1_3 = is_a_float_vec; /* { dg-error {incompatible types when initializing type 'bfloat16x8_t' using type 'float32x4_t'} } */
+ bfloat16x8_t vector1_4 = is_an_int_vec; /* { dg-error {incompatible types when initializing type 'bfloat16x8_t' using type 'int32x4_t'} } */
+ bfloat16x8_t vector1_5 = is_a_float16_vec; /* { dg-error {incompatible types when initializing type 'bfloat16x8_t' using type 'float16x8_t'} } */
+ bfloat16x8_t vector1_6 = is_a_double_pair; /* { dg-error {incompatible types when initializing type 'bfloat16x8_t' using type 'float64x2_t'} } */
+ bfloat16x8_t vector1_7 = is_a_long_int_pair; /* { dg-error {incompatible types when initializing type 'bfloat16x8_t' using type 'int64x2_t'} } */
+ bfloat16x8_t vector1_8 = is_a_short_vec; /* { dg-error {incompatible types when initializing type 'bfloat16x8_t' using type 'int16x8_t'} } */
+
+ int32x4_t initi_1_1 = glob_bfloat_vec; /* { dg-error {incompatible types when initializing type 'int32x4_t' using type 'bfloat16x8_t'} } */
+ float32x4_t initi_1_2 = glob_bfloat_vec; /* { dg-error {incompatible types when initializing type 'float32x4_t' using type 'bfloat16x8_t'} } */
+ float16x8_t initi_1_3 = glob_bfloat_vec; /* { dg-error {incompatible types when initializing type 'float16x8_t' using type 'bfloat16x8_t'} } */
+ float64x2_t initi_1_4 = glob_bfloat_vec; /* { dg-error {incompatible types when initializing type 'float64x2_t' using type 'bfloat16x8_t'} } */
+ int64x2_t initi_1_5 = glob_bfloat_vec; /* { dg-error {incompatible types when initializing type 'int64x2_t' using type 'bfloat16x8_t'} } */
+ int16x8_t initi_1_6 = glob_bfloat_vec; /* { dg-error {incompatible types when initializing type 'int16x8_t' using type 'bfloat16x8_t'} } */
+
+ bfloat16x8_t vector2_1 = {};
+ bfloat16x8_t vector2_2 = { glob_bfloat };
+ bfloat16x8_t vector2_3 = { glob_bfloat, glob_bfloat, glob_bfloat, glob_bfloat };
+ bfloat16x8_t vector2_4 = { 0 }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16x8_t vector2_5 = { 0.1 }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16x8_t vector2_6 = { is_a_float16 }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16x8_t vector2_7 = { is_a_float }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16x8_t vector2_8 = { is_an_int }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16x8_t vector2_9 = { is_a_short_int }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ bfloat16x8_t vector2_10 = { 0.0, 0, is_a_short_int, is_a_float }; /* { dg-error "invalid conversion to type 'bfloat16_t'" } */
+
+ int32x4_t initi_2_1 = { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ float32x4_t initi_2_2 = { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ float16x8_t initi_2_3 = { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ float64x2_t initi_2_4 = { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ int64x2_t initi_2_5 = { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ int16x8_t initi_2_6 = { glob_bfloat }; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+
+ /* Assignments to/from vectors. */
+
+ glob_bfloat_vec = glob_bfloat_vec;
+ glob_bfloat_vec = 0; /* { dg-error {incompatible types when assigning to type 'bfloat16x8_t' from type 'int'} } */
+ glob_bfloat_vec = 0.1; /* { dg-error {incompatible types when assigning to type 'bfloat16x8_t' from type 'double'} } */
+ glob_bfloat_vec = is_a_float_vec; /* { dg-error {incompatible types when assigning to type 'bfloat16x8_t' from type 'float32x4_t'} } */
+ glob_bfloat_vec = is_an_int_vec; /* { dg-error {incompatible types when assigning to type 'bfloat16x8_t' from type 'int32x4_t'} } */
+ glob_bfloat_vec = is_a_float16_vec; /* { dg-error {incompatible types when assigning to type 'bfloat16x8_t' from type 'float16x8_t'} } */
+ glob_bfloat_vec = is_a_double_pair; /* { dg-error {incompatible types when assigning to type 'bfloat16x8_t' from type 'float64x2_t'} } */
+ glob_bfloat_vec = is_a_long_int_pair; /* { dg-error {incompatible types when assigning to type 'bfloat16x8_t' from type 'int64x2_t'} } */
+ glob_bfloat_vec = is_a_short_vec; /* { dg-error {incompatible types when assigning to type 'bfloat16x8_t' from type 'int16x8_t'} } */
+
+ is_an_int_vec = glob_bfloat_vec; /* { dg-error {incompatible types when assigning to type 'int32x4_t' from type 'bfloat16x8_t'} } */
+ is_a_float_vec = glob_bfloat_vec; /* { dg-error {incompatible types when assigning to type 'float32x4_t' from type 'bfloat16x8_t'} } */
+ is_a_float16_vec = glob_bfloat_vec; /* { dg-error {incompatible types when assigning to type 'float16x8_t' from type 'bfloat16x8_t'} } */
+ is_a_double_pair = glob_bfloat_vec; /* { dg-error {incompatible types when assigning to type 'float64x2_t' from type 'bfloat16x8_t'} } */
+ is_a_long_int_pair = glob_bfloat_vec; /* { dg-error {incompatible types when assigning to type 'int64x2_t' from type 'bfloat16x8_t'} } */
+ is_a_short_vec = glob_bfloat_vec;/* { dg-error {incompatible types when assigning to type 'int16x8_t' from type 'bfloat16x8_t'} } */
+
+ /* Assignments to/from elements. */
+
+ vector2_3[0] = glob_bfloat;
+ vector2_3[0] = is_an_int; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ vector2_3[0] = is_a_short_int; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ vector2_3[0] = is_a_float; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ vector2_3[0] = is_a_float16; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ vector2_3[0] = 0; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ vector2_3[0] = 0.1; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+
+ glob_bfloat = vector2_3[0];
+ is_an_int = vector2_3[0]; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ is_a_short_int = vector2_3[0]; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ is_a_float = vector2_3[0]; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+ is_a_float16 = vector2_3[0]; /* { dg-error {invalid conversion from type 'bfloat16_t'} } */
+
+ /* Compound literals. */
+
+ (bfloat16x8_t) {};
+
+ (bfloat16x8_t) { 0 }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ (bfloat16x8_t) { 0.1 }; /* { dg-error {invalid conversion to type 'bfloat16_t'} } */
+ (bfloat16x8_t) { is_a_float_vec }; /* { dg-error {incompatible types when initializing type '__bf16' using type 'float32x4_t'} } */
+ (bfloat16x8_t) { is_an_int_vec }; /* { dg-error {incompatible types when initializing type '__bf16' using type 'int32x4_t'} } */
+ (bfloat16x8_t) { is_a_double_pair }; /* { dg-error {incompatible types when initializing type '__bf16' using type 'float64x2_t'} } */
+ (bfloat16x8_t) { is_a_long_int_pair }; /* { dg-error {incompatible types when initializing type '__bf16' using type 'int64x2_t'} } */
+ (bfloat16x8_t) { is_a_float16_vec }; /* { dg-error {incompatible types when initializing type '__bf16' using type 'float16x8_t'} } */
+ (bfloat16x8_t) { is_a_short_vec }; /* { dg-error {incompatible types when initializing type '__bf16' using type 'int16x8_t'} } */
+
+ (bfloat16x8_t) { glob_bfloat_vec }; /* { dg-error {incompatible types when initializing type '__bf16' using type 'bfloat16x8_t'} } */
+ (int32x4_t) { glob_bfloat_vec }; /* { dg-error {incompatible types when initializing type 'int' using type 'bfloat16x8_t'} } */
+ (float32x4_t) { glob_bfloat_vec }; /* { dg-error {incompatible types when initializing type 'float' using type 'bfloat16x8_t'} } */
+ (int64x2_t) { glob_bfloat_vec }; /* { dg-error {incompatible types when initializing type 'long int' using type 'bfloat16x8_t'} } */
+ (float16x8_t) { glob_bfloat_vec }; /* { dg-error {incompatible types when initializing type '__fp16' using type 'bfloat16x8_t'} } */
+ (int16x8_t) { glob_bfloat_vec }; /* { dg-error {incompatible types when initializing type 'short int' using type 'bfloat16x8_t'} } */
+
+ /* Casting. */
+
+ (void) glob_bfloat_vec;
+ (bfloat16x8_t) glob_bfloat_vec;
+
+ (bfloat16_t) glob_bfloat_vec; /* { dg-error {aggregate value used where a floating-point was expected} } */
+ (short) glob_bfloat_vec; /* { dg-error {cannot convert a vector of type 'bfloat16x8_t' to type 'short int' which has different size} } */
+ (int) glob_bfloat_vec; /* { dg-error {cannot convert a vector of type 'bfloat16x8_t' to type 'int' which has different size} } */
+ (float16_t) glob_bfloat_vec; /* { dg-error {aggregate value used where a floating-point was expected} } */
+ (float) glob_bfloat_vec; /* { dg-error {aggregate value used where a floating-point was expected} } */
+ (double) glob_bfloat_vec; /* { dg-error {aggregate value used where a floating-point was expected} } */
+
+ (int32x4_t) glob_bfloat_vec;
+ (float32x4_t) glob_bfloat_vec;
+ (float16x8_t) glob_bfloat_vec;
+ (int64x2_t) glob_bfloat_vec;
+ (float64x2_t) glob_bfloat_vec;
+ (int16x8_t) glob_bfloat_vec;
+
+ (bfloat16x8_t) is_an_int_vec;
+ (bfloat16x8_t) is_a_float_vec;
+ (bfloat16x8_t) is_a_float16_vec;
+ (bfloat16x8_t) is_a_long_int_pair;
+ (bfloat16x8_t) is_a_double_pair;
+ (bfloat16x8_t) is_a_short_vec;
+
+ /* Arrays and Structs. */
+
+ typedef bfloat16x8_t array_type[2];
+ extern bfloat16x8_t extern_array[];
+
+ bfloat16x8_t array[2];
+ bfloat16x8_t zero_length_array[0];
+ bfloat16x8_t empty_init_array[] = {};
+ typedef bfloat16x8_t some_other_type[is_an_int];
+
+ struct struct1 {
+ bfloat16x8_t a;
+ };
+
+ union union1 {
+ bfloat16x8_t a;
+ };
+
+ /* Addressing and dereferencing. */
+
+ bfloat16x8_t *bfloat_ptr = &vector0;
+ vector0 = *bfloat_ptr;
+
+ /* Pointer assignment. */
+
+ bfloat16x8_t *bfloat_ptr2 = bfloat_ptr;
+ bfloat16x8_t *bfloat_ptr3 = array;
+
+ /* Pointer arithmetic. */
+
+ ++bfloat_ptr;
+ --bfloat_ptr;
+ bfloat_ptr++;
+ bfloat_ptr--;
+ bfloat_ptr += 1;
+ bfloat_ptr -= 1;
+ bfloat_ptr - bfloat_ptr2;
+ bfloat_ptr = &bfloat_ptr3[0];
+ bfloat_ptr = &bfloat_ptr3[1];
+
+ /* Simple comparison. */
+ vector0 > glob_bfloat_vec; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ glob_bfloat_vec == vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ vector0 > is_a_float_vec; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ is_a_float_vec == vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ vector0 > 0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ 0 == vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ vector0 > 0.1; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ 0.1 == vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ vector0 > is_an_int_vec; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ is_an_int_vec == vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+
+ /* Pointer comparison. */
+
+ bfloat_ptr == &vector0;
+ bfloat_ptr != &vector0;
+ bfloat_ptr < &vector0;
+ bfloat_ptr <= &vector0;
+ bfloat_ptr > &vector0;
+ bfloat_ptr >= &vector0;
+ bfloat_ptr == bfloat_ptr2;
+ bfloat_ptr != bfloat_ptr2;
+ bfloat_ptr < bfloat_ptr2;
+ bfloat_ptr <= bfloat_ptr2;
+ bfloat_ptr > bfloat_ptr2;
+ bfloat_ptr >= bfloat_ptr2;
+
+ /* Conditional expressions. */
+
+ 0 ? vector0 : vector0;
+ 0 ? vector0 : is_a_float_vec; /* { dg-error {type mismatch in conditional expression} } */
+ 0 ? is_a_float_vec : vector0; /* { dg-error {type mismatch in conditional expression} } */
+ 0 ? vector0 : is_a_float16_vec; /* { dg-error {type mismatch in conditional expression} } */
+ 0 ? is_a_float16_vec : vector0; /* { dg-error {type mismatch in conditional expression} } */
+ 0 ? vector0 : 0; /* { dg-error {type mismatch in conditional expression} } */
+ 0 ? 0 : vector0; /* { dg-error {type mismatch in conditional expression} } */
+ 0 ? 0.1 : vector0; /* { dg-error {type mismatch in conditional expression} } */
+ 0 ? vector0 : 0.1; /* { dg-error {type mismatch in conditional expression} } */
+ 0 ? bfloat_ptr : bfloat_ptr2;
+ 0 ? bfloat_ptr : float_ptr; /* { dg-error {pointer type mismatch in conditional expression} } */
+ 0 ? float_ptr : bfloat_ptr; /* { dg-error {pointer type mismatch in conditional expression} } */
+
+ vector0 ? vector0 : vector0; /* { dg-error {used vector type where scalar is required} } */
+ vector0 ? is_a_float16_vec : vector0; /* { dg-error {used vector type where scalar is required} } */
+ vector0 ? vector0 : is_a_float16_vec; /* { dg-error {used vector type where scalar is required} } */
+ vector0 ? is_a_float16_vec : is_a_float16_vec; /* { dg-error {used vector type where scalar is required} } */
+
+ /* Unary operators. */
+
+ +vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ -vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ ~vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ !vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ *vector0; /* { dg-error {invalid type argument of unary '\*'} } */
+ __real vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ __imag vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ ++vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ --vector0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ vector0++; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ vector0--; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+
+ /* Binary arithmetic operations. */
+
+ vector0 = glob_bfloat_vec + *bfloat_ptr; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ vector0 = glob_bfloat_vec + 0.1; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ vector0 = glob_bfloat_vec + 0; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+ vector0 = glob_bfloat_vec + is_a_float_vec; /* { dg-error {operation not permitted on type 'bfloat16_t'} } */
+
+ return vector0;
+}
+
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