| // RUN: %clang_cc1 -triple riscv64-none-linux-gnu -target-feature +f -target-feature +d -target-feature +zve64d -ffreestanding -fsyntax-only -verify -mvscale-min=1 -mvscale-max=1 %s |
| // RUN: %clang_cc1 -triple riscv64-none-linux-gnu -target-feature +f -target-feature +d -target-feature +zve64d -ffreestanding -fsyntax-only -verify -mvscale-min=2 -mvscale-max=2 %s |
| // RUN: %clang_cc1 -triple riscv64-none-linux-gnu -target-feature +f -target-feature +d -target-feature +zve64d -ffreestanding -fsyntax-only -verify -mvscale-min=4 -mvscale-max=4 %s |
| // RUN: %clang_cc1 -triple riscv64-none-linux-gnu -target-feature +f -target-feature +d -target-feature +zve64d -ffreestanding -fsyntax-only -verify -mvscale-min=8 -mvscale-max=8 %s |
| // RUN: %clang_cc1 -triple riscv64-none-linux-gnu -target-feature +f -target-feature +d -target-feature +zve64d -ffreestanding -fsyntax-only -verify -mvscale-min=16 -mvscale-max=16 %s |
| |
| #include <stdint.h> |
| |
| typedef __rvv_int8m1_t vint8m1_t; |
| typedef __rvv_uint8m1_t vuint8m1_t; |
| typedef __rvv_int16m1_t vint16m1_t; |
| typedef __rvv_uint16m1_t vuint16m1_t; |
| typedef __rvv_int32m1_t vint32m1_t; |
| typedef __rvv_uint32m1_t vuint32m1_t; |
| typedef __rvv_int64m1_t vint64m1_t; |
| typedef __rvv_uint64m1_t vuint64m1_t; |
| typedef __rvv_float32m1_t vfloat32m1_t; |
| typedef __rvv_float64m1_t vfloat64m1_t; |
| |
| typedef __rvv_int32m2_t vint32m2_t; |
| |
| // Define valid fixed-width RVV types |
| typedef vint8m1_t fixed_int8m1_t __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen))); |
| typedef vint16m1_t fixed_int16m1_t __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen))); |
| typedef vint32m1_t fixed_int32m1_t __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen))); |
| typedef vint64m1_t fixed_int64m1_t __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen))); |
| |
| typedef vuint8m1_t fixed_uint8m1_t __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen))); |
| typedef vuint16m1_t fixed_uint16m1_t __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen))); |
| typedef vuint32m1_t fixed_uint32m1_t __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen))); |
| typedef vuint64m1_t fixed_uint64m1_t __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen))); |
| |
| typedef vfloat32m1_t fixed_float32m1_t __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen))); |
| typedef vfloat64m1_t fixed_float64m1_t __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen))); |
| |
| // GNU vector types |
| typedef int8_t gnu_int8m1_t __attribute__((vector_size(__riscv_v_fixed_vlen / 8))); |
| typedef int16_t gnu_int16m1_t __attribute__((vector_size(__riscv_v_fixed_vlen / 8))); |
| typedef int32_t gnu_int32m1_t __attribute__((vector_size(__riscv_v_fixed_vlen / 8))); |
| typedef int64_t gnu_int64m1_t __attribute__((vector_size(__riscv_v_fixed_vlen / 8))); |
| |
| typedef uint8_t gnu_uint8m1_t __attribute__((vector_size(__riscv_v_fixed_vlen / 8))); |
| typedef uint16_t gnu_uint16m1_t __attribute__((vector_size(__riscv_v_fixed_vlen / 8))); |
| typedef uint32_t gnu_uint32m1_t __attribute__((vector_size(__riscv_v_fixed_vlen / 8))); |
| typedef uint64_t gnu_uint64m1_t __attribute__((vector_size(__riscv_v_fixed_vlen / 8))); |
| |
| typedef float gnu_float32m1_t __attribute__((vector_size(__riscv_v_fixed_vlen / 8))); |
| typedef double gnu_float64m1_t __attribute__((vector_size(__riscv_v_fixed_vlen / 8))); |
| |
| typedef int32_t gnu_int32m2_t __attribute__((vector_size((__riscv_v_fixed_vlen * 2) / 8))); |
| |
| // Attribute must have a single argument |
| typedef vint8m1_t no_argument __attribute__((riscv_rvv_vector_bits)); // expected-error {{'riscv_rvv_vector_bits' attribute takes one argument}} |
| typedef vint8m1_t two_arguments __attribute__((riscv_rvv_vector_bits(2, 4))); // expected-error {{'riscv_rvv_vector_bits' attribute takes one argument}} |
| |
| // The number of RVV vector bits must be an integer constant expression |
| typedef vint8m1_t non_int_size1 __attribute__((riscv_rvv_vector_bits(2.0))); // expected-error {{'riscv_rvv_vector_bits' attribute requires an integer constant}} |
| typedef vint8m1_t non_int_size2 __attribute__((riscv_rvv_vector_bits("256"))); // expected-error {{'riscv_rvv_vector_bits' attribute requires an integer constant}} |
| |
| // Attribute must be attached to a single RVV vector or predicate type. |
| typedef void *badtype1 __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen))); // expected-error {{'riscv_rvv_vector_bits' attribute applied to non-RVV type 'void *'}} |
| typedef int badtype2 __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen))); // expected-error {{'riscv_rvv_vector_bits' attribute applied to non-RVV type 'int'}} |
| typedef float badtype3 __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen))); // expected-error {{'riscv_rvv_vector_bits' attribute applied to non-RVV type 'float'}} |
| |
| // Attribute only applies to typedefs. |
| vint8m1_t non_typedef_type __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen))); // expected-error {{'riscv_rvv_vector_bits' attribute only applies to typedefs}} |
| |
| // Test that we can define non-local fixed-length RVV types (unsupported for |
| // sizeless types). |
| fixed_int8m1_t global_int8; |
| |
| extern fixed_int8m1_t extern_int8; |
| |
| static fixed_int8m1_t static_int8; |
| |
| fixed_int8m1_t *global_int8_ptr; |
| extern fixed_int8m1_t *extern_int8_ptr; |
| static fixed_int8m1_t *static_int8_ptr; |
| __thread fixed_int8m1_t thread_int8; |
| |
| typedef fixed_int8m1_t int8_typedef; |
| typedef fixed_int8m1_t *int8_ptr_typedef; |
| |
| // Test sized expressions |
| int sizeof_int8 = sizeof(global_int8); |
| int sizeof_int8_var = sizeof(*global_int8_ptr); |
| int sizeof_int8_var_ptr = sizeof(global_int8_ptr); |
| |
| extern fixed_int8m1_t *extern_int8_ptr; |
| |
| int alignof_int8 = __alignof__(extern_int8); |
| int alignof_int8_var = __alignof__(*extern_int8_ptr); |
| int alignof_int8_var_ptr = __alignof__(extern_int8_ptr); |
| |
| void f(int c) { |
| fixed_int8m1_t fs8; |
| vint8m1_t ss8; |
| gnu_int8m1_t gs8; |
| |
| // Check conditional expressions where the result is ambiguous are |
| // ill-formed. |
| void *sel __attribute__((unused)); |
| sel = c ? ss8 : fs8; // expected-error {{cannot combine fixed-length and sizeless RVV vectors in expression, result is ambiguous}} |
| sel = c ? fs8 : ss8; // expected-error {{cannot combine fixed-length and sizeless RVV vectors in expression, result is ambiguous}} |
| |
| sel = c ? gs8 : ss8; // expected-error {{cannot combine GNU and RVV vectors in expression, result is ambiguous}} |
| sel = c ? ss8 : gs8; // expected-error {{cannot combine GNU and RVV vectors in expression, result is ambiguous}} |
| |
| sel = c ? gs8 : fs8; // expected-error {{cannot combine GNU and RVV vectors in expression, result is ambiguous}} |
| sel = c ? fs8 : gs8; // expected-error {{cannot combine GNU and RVV vectors in expression, result is ambiguous}} |
| |
| // Check binary expressions where the result is ambiguous are ill-formed. |
| ss8 = ss8 + fs8; // expected-error {{cannot combine fixed-length and sizeless RVV vectors in expression, result is ambiguous}} |
| ss8 = ss8 + gs8; // expected-error {{cannot combine GNU and RVV vectors in expression, result is ambiguous}} |
| |
| fs8 = fs8 + ss8; // expected-error {{cannot combine fixed-length and sizeless RVV vectors in expression, result is ambiguous}} |
| fs8 = fs8 + gs8; // expected-error {{cannot combine GNU and RVV vectors in expression, result is ambiguous}} |
| |
| gs8 = gs8 + ss8; // expected-error {{cannot combine GNU and RVV vectors in expression, result is ambiguous}} |
| gs8 = gs8 + fs8; // expected-error {{cannot combine GNU and RVV vectors in expression, result is ambiguous}} |
| |
| ss8 += fs8; // expected-error {{cannot combine fixed-length and sizeless RVV vectors in expression, result is ambiguous}} |
| ss8 += gs8; // expected-error {{cannot combine GNU and RVV vectors in expression, result is ambiguous}} |
| |
| fs8 += ss8; // expected-error {{cannot combine fixed-length and sizeless RVV vectors in expression, result is ambiguous}} |
| fs8 += gs8; // expected-error {{cannot combine GNU and RVV vectors in expression, result is ambiguous}} |
| |
| gs8 += ss8; // expected-error {{cannot combine GNU and RVV vectors in expression, result is ambiguous}} |
| gs8 += fs8; // expected-error {{cannot combine GNU and RVV vectors in expression, result is ambiguous}} |
| |
| ss8 = ss8 == fs8; // expected-error {{cannot combine fixed-length and sizeless RVV vectors in expression, result is ambiguous}} |
| ss8 = ss8 == gs8; // expected-error {{cannot combine GNU and RVV vectors in expression, result is ambiguous}} |
| |
| fs8 = fs8 == ss8; // expected-error {{cannot combine fixed-length and sizeless RVV vectors in expression, result is ambiguous}} |
| fs8 = fs8 == gs8; // expected-error {{cannot combine GNU and RVV vectors in expression, result is ambiguous}} |
| |
| gs8 = gs8 == ss8; // expected-error {{cannot combine GNU and RVV vectors in expression, result is ambiguous}} |
| gs8 = gs8 == fs8; // expected-error {{cannot combine GNU and RVV vectors in expression, result is ambiguous}} |
| |
| ss8 = ss8 & fs8; // expected-error {{cannot combine fixed-length and sizeless RVV vectors in expression, result is ambiguous}} |
| ss8 = ss8 & gs8; // expected-error {{cannot combine GNU and RVV vectors in expression, result is ambiguous}} |
| |
| fs8 = fs8 & ss8; // expected-error {{cannot combine fixed-length and sizeless RVV vectors in expression, result is ambiguous}} |
| fs8 = fs8 & gs8; // expected-error {{cannot combine GNU and RVV vectors in expression, result is ambiguous}} |
| |
| gs8 = gs8 & ss8; // expected-error {{cannot combine GNU and RVV vectors in expression, result is ambiguous}} |
| gs8 = gs8 & fs8; // expected-error {{cannot combine GNU and RVV vectors in expression, result is ambiguous}} |
| } |
| |
| // --------------------------------------------------------------------------// |
| // Sizeof |
| |
| #define VECTOR_SIZE ((__riscv_v_fixed_vlen / 8)) |
| |
| _Static_assert(sizeof(fixed_int8m1_t) == VECTOR_SIZE, ""); |
| _Static_assert(sizeof(fixed_int16m1_t) == VECTOR_SIZE, ""); |
| _Static_assert(sizeof(fixed_int32m1_t) == VECTOR_SIZE, ""); |
| _Static_assert(sizeof(fixed_int64m1_t) == VECTOR_SIZE, ""); |
| |
| _Static_assert(sizeof(fixed_uint8m1_t) == VECTOR_SIZE, ""); |
| _Static_assert(sizeof(fixed_uint16m1_t) == VECTOR_SIZE, ""); |
| _Static_assert(sizeof(fixed_uint32m1_t) == VECTOR_SIZE, ""); |
| _Static_assert(sizeof(fixed_int64m1_t) == VECTOR_SIZE, ""); |
| |
| _Static_assert(sizeof(fixed_float32m1_t) == VECTOR_SIZE, ""); |
| _Static_assert(sizeof(fixed_float64m1_t) == VECTOR_SIZE, ""); |
| |
| // --------------------------------------------------------------------------// |
| // Alignof |
| |
| #define VECTOR_ALIGN 8 |
| |
| _Static_assert(__alignof__(fixed_int8m1_t) == VECTOR_ALIGN, ""); |
| _Static_assert(__alignof__(fixed_int16m1_t) == VECTOR_ALIGN, ""); |
| _Static_assert(__alignof__(fixed_int32m1_t) == VECTOR_ALIGN, ""); |
| _Static_assert(__alignof__(fixed_int64m1_t) == VECTOR_ALIGN, ""); |
| |
| _Static_assert(__alignof__(fixed_uint8m1_t) == VECTOR_ALIGN, ""); |
| _Static_assert(__alignof__(fixed_uint16m1_t) == VECTOR_ALIGN, ""); |
| _Static_assert(__alignof__(fixed_uint32m1_t) == VECTOR_ALIGN, ""); |
| _Static_assert(__alignof__(fixed_uint64m1_t) == VECTOR_ALIGN, ""); |
| |
| _Static_assert(__alignof__(fixed_float32m1_t) == VECTOR_ALIGN, ""); |
| _Static_assert(__alignof__(fixed_float64m1_t) == VECTOR_ALIGN, ""); |
| |
| // --------------------------------------------------------------------------// |
| // Structs |
| |
| struct struct_int64 { fixed_int64m1_t x, y[5]; }; |
| struct struct_float64 { fixed_float64m1_t x, y[5]; }; |
| |
| // --------------------------------------------------------------------------// |
| // Unions |
| union union_int64 { fixed_int64m1_t x, y[5]; }; |
| union union_float64 { fixed_float64m1_t x, y[5]; }; |
| |
| // --------------------------------------------------------------------------// |
| // Implicit casts |
| |
| #define TEST_CAST_COMMON(TYPE) \ |
| v##TYPE##_t to_v##TYPE##_t_from_fixed(fixed_##TYPE##_t x) { return x; } \ |
| fixed_##TYPE##_t from_##TYPE##_t_to_fixed(v##TYPE##_t x) { return x; } |
| |
| #define TEST_CAST_GNU(PREFIX, TYPE) \ |
| gnu_##TYPE##_t to_gnu_##TYPE##_t_from_##PREFIX##TYPE##_t(PREFIX##TYPE##_t x) { return x; } \ |
| PREFIX##TYPE##_t from_gnu_##TYPE##_t_to_##PREFIX##TYPE##_t(gnu_##TYPE##_t x) { return x; } |
| |
| #define TEST_CAST_VECTOR(TYPE) \ |
| TEST_CAST_COMMON(TYPE) \ |
| TEST_CAST_GNU(v, TYPE) \ |
| TEST_CAST_GNU(fixed_, TYPE) |
| |
| TEST_CAST_VECTOR(int8m1) |
| TEST_CAST_VECTOR(int16m1) |
| TEST_CAST_VECTOR(int32m1) |
| TEST_CAST_VECTOR(int64m1) |
| TEST_CAST_VECTOR(uint8m1) |
| TEST_CAST_VECTOR(uint16m1) |
| TEST_CAST_VECTOR(uint32m1) |
| TEST_CAST_VECTOR(uint64m1) |
| TEST_CAST_VECTOR(float32m1) |
| TEST_CAST_VECTOR(float64m1) |
| |
| // Test that casts only work for LMUL=1 types and don't crash. |
| vint32m2_t to_vint32m2_t_from_gnut(gnu_int32m2_t x) { return x; } // expected-error-re {{returning 'gnu_int32m2_t' (vector of {{[0-9]+}} 'int32_t' values) from a function with incompatible result type 'vint32m2_t' (aka '__rvv_int32m2_t')}} |
| |
| gnu_int32m2_t to_gnut_from_svint32_t(vint32m2_t x) { return x; } // expected-error-re {{returning 'vint32m2_t' (aka '__rvv_int32m2_t') from a function with incompatible result type 'gnu_int32m2_t' (vector of {{[0-9]+}} 'int32_t' values)}} |
| |
| // --------------------------------------------------------------------------// |
| // Test the scalable and fixed-length types can be used interchangeably |
| |
| vint32m1_t __attribute__((overloadable)) vfunc(vint32m1_t op1, vint32m1_t op2); |
| vfloat64m1_t __attribute__((overloadable)) vfunc(vfloat64m1_t op1, vfloat64m1_t op2); |
| |
| #define TEST_CALL(TYPE) \ |
| fixed_##TYPE##_t \ |
| call_##TYPE##_ff(fixed_##TYPE##_t op1, fixed_##TYPE##_t op2) { \ |
| return vfunc(op1, op2); \ |
| } \ |
| fixed_##TYPE##_t \ |
| call_##TYPE##_fs(fixed_##TYPE##_t op1, v##TYPE##_t op2) { \ |
| return vfunc(op1, op2); \ |
| } \ |
| fixed_##TYPE##_t \ |
| call_##TYPE##_sf(v##TYPE##_t op1, fixed_##TYPE##_t op2) { \ |
| return vfunc(op1, op2); \ |
| } |
| |
| TEST_CALL(int32m1) |
| TEST_CALL(float64m1) |
| |
| // --------------------------------------------------------------------------// |
| // Vector initialization |
| |
| #if __riscv_v_fixed_vlen == 256 |
| |
| typedef vint32m1_t int32x8 __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen))); |
| typedef vfloat64m1_t float64x4 __attribute__((riscv_rvv_vector_bits(__riscv_v_fixed_vlen))); |
| |
| int32x8 foo = {1, 2, 3, 4, 5, 6, 7, 8}; |
| int32x8 foo2 = {1, 2, 3, 4, 5, 6, 7, 8, 9}; // expected-warning{{excess elements in vector initializer}} |
| |
| float64x4 bar = {1.0, 2.0, 3.0, 4.0}; |
| float64x4 bar2 = {1.0, 2.0, 3.0, 4.0, 5.0}; // expected-warning{{excess elements in vector initializer}} |
| |
| #endif |
| |
| // --------------------------------------------------------------------------// |
| // Vector ops |
| |
| #define TEST_BINARY(TYPE, NAME, OP) \ |
| TYPE NAME##_##TYPE(TYPE op1, TYPE op2) { \ |
| return op1 OP op2; \ |
| } \ |
| TYPE compound##NAME##_##TYPE(TYPE op1, TYPE op2) { \ |
| op1 OP##= op2; \ |
| return op1; \ |
| } |
| |
| #define TEST_COMPARISON(TYPE, NAME, OP) \ |
| TYPE NAME##_##TYPE(TYPE op1, TYPE op2) { \ |
| return op1 OP op2; \ |
| } |
| |
| #define TEST_UNARY(TYPE, NAME, OP) \ |
| TYPE NAME##_##TYPE(TYPE op1) { \ |
| return OP op1; \ |
| } |
| |
| #define TEST_OPS(TYPE) \ |
| TEST_BINARY(TYPE, add, +) \ |
| TEST_BINARY(TYPE, sub, -) \ |
| TEST_BINARY(TYPE, mul, *) \ |
| TEST_BINARY(TYPE, div, /) \ |
| TEST_COMPARISON(TYPE, eq, ==) \ |
| TEST_COMPARISON(TYPE, ne, !=) \ |
| TEST_COMPARISON(TYPE, lt, <) \ |
| TEST_COMPARISON(TYPE, gt, >) \ |
| TEST_COMPARISON(TYPE, lte, <=) \ |
| TEST_COMPARISON(TYPE, gte, >=) \ |
| TEST_UNARY(TYPE, nop, +) \ |
| TEST_UNARY(TYPE, neg, -) |
| |
| #define TEST_INT_OPS(TYPE) \ |
| TEST_OPS(TYPE) \ |
| TEST_BINARY(TYPE, mod, %) \ |
| TEST_BINARY(TYPE, and, &) \ |
| TEST_BINARY(TYPE, or, |) \ |
| TEST_BINARY(TYPE, xor, ^) \ |
| TEST_BINARY(TYPE, shl, <<) \ |
| TEST_BINARY(TYPE, shr, <<) \ |
| TEST_UNARY(TYPE, not, ~) |
| |
| TEST_INT_OPS(fixed_int8m1_t) |
| TEST_INT_OPS(fixed_int16m1_t) |
| TEST_INT_OPS(fixed_int32m1_t) |
| TEST_INT_OPS(fixed_int64m1_t) |
| TEST_INT_OPS(fixed_uint8m1_t) |
| TEST_INT_OPS(fixed_uint16m1_t) |
| TEST_INT_OPS(fixed_uint32m1_t) |
| TEST_INT_OPS(fixed_uint64m1_t) |
| |
| TEST_OPS(fixed_float32m1_t) |
| TEST_OPS(fixed_float64m1_t) |
