Compiler projects using llvm
// BuiltinsWebAssembly.def - WebAssembly builtin function database -*- C++ -*-//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
///
/// \file
/// This file defines the WebAssembly-specific builtin function database.
/// Users of this file must define the BUILTIN macro to make use of this
/// information.
///
//===----------------------------------------------------------------------===//

// The format of this database matches clang/Basic/Builtins.def.

#if defined(BUILTIN) && !defined(TARGET_BUILTIN)
#   define TARGET_BUILTIN(ID, TYPE, ATTRS, FEATURE) BUILTIN(ID, TYPE, ATTRS)
#endif

// Query the current memory size, and increase the current memory size.
// Note that memory.size is not "c" (readnone) because it must be sequenced
// with respect to memory.grow calls.
BUILTIN(__builtin_wasm_memory_size, "zIi", "n")
BUILTIN(__builtin_wasm_memory_grow, "zIiz", "n")

// Thread-local storage
TARGET_BUILTIN(__builtin_wasm_tls_size, "z", "nc", "bulk-memory")
TARGET_BUILTIN(__builtin_wasm_tls_align, "z", "nc", "bulk-memory")
TARGET_BUILTIN(__builtin_wasm_tls_base, "v*", "nU", "bulk-memory")

// Floating point min/max
BUILTIN(__builtin_wasm_min_f32, "fff", "nc")
BUILTIN(__builtin_wasm_max_f32, "fff", "nc")
BUILTIN(__builtin_wasm_min_f64, "ddd", "nc")
BUILTIN(__builtin_wasm_max_f64, "ddd", "nc")

// Exception handling builtins.
TARGET_BUILTIN(__builtin_wasm_throw, "vIUiv*", "r", "exception-handling")
TARGET_BUILTIN(__builtin_wasm_rethrow, "v", "r", "exception-handling")

// Atomic wait and notify.
TARGET_BUILTIN(__builtin_wasm_memory_atomic_wait32, "ii*iLLi", "n", "atomics")
TARGET_BUILTIN(__builtin_wasm_memory_atomic_wait64, "iLLi*LLiLLi", "n", "atomics")
TARGET_BUILTIN(__builtin_wasm_memory_atomic_notify, "Uii*Ui", "n", "atomics")

// Trapping fp-to-int conversions
BUILTIN(__builtin_wasm_trunc_s_i32_f32, "if", "nc")
BUILTIN(__builtin_wasm_trunc_u_i32_f32, "if", "nc")
BUILTIN(__builtin_wasm_trunc_s_i32_f64, "id", "nc")
BUILTIN(__builtin_wasm_trunc_u_i32_f64, "id", "nc")
BUILTIN(__builtin_wasm_trunc_s_i64_f32, "LLif", "nc")
BUILTIN(__builtin_wasm_trunc_u_i64_f32, "LLif", "nc")
BUILTIN(__builtin_wasm_trunc_s_i64_f64, "LLid", "nc")
BUILTIN(__builtin_wasm_trunc_u_i64_f64, "LLid", "nc")

// Saturating fp-to-int conversions
TARGET_BUILTIN(__builtin_wasm_trunc_saturate_s_i32_f32, "if", "nc", "nontrapping-fptoint")
TARGET_BUILTIN(__builtin_wasm_trunc_saturate_u_i32_f32, "if", "nc", "nontrapping-fptoint")
TARGET_BUILTIN(__builtin_wasm_trunc_saturate_s_i32_f64, "id", "nc", "nontrapping-fptoint")
TARGET_BUILTIN(__builtin_wasm_trunc_saturate_u_i32_f64, "id", "nc", "nontrapping-fptoint")
TARGET_BUILTIN(__builtin_wasm_trunc_saturate_s_i64_f32, "LLif", "nc", "nontrapping-fptoint")
TARGET_BUILTIN(__builtin_wasm_trunc_saturate_u_i64_f32, "LLif", "nc", "nontrapping-fptoint")
TARGET_BUILTIN(__builtin_wasm_trunc_saturate_s_i64_f64, "LLid", "nc", "nontrapping-fptoint")
TARGET_BUILTIN(__builtin_wasm_trunc_saturate_u_i64_f64, "LLid", "nc", "nontrapping-fptoint")

// SIMD builtins
TARGET_BUILTIN(__builtin_wasm_swizzle_i8x16, "V16ScV16ScV16Sc", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_add_sat_s_i8x16, "V16ScV16ScV16Sc", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_add_sat_u_i8x16, "V16UcV16UcV16Uc", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_add_sat_s_i16x8, "V8sV8sV8s", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_add_sat_u_i16x8, "V8UsV8UsV8Us", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_sub_sat_s_i8x16, "V16ScV16ScV16Sc", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_sub_sat_u_i8x16, "V16UcV16UcV16Uc", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_sub_sat_s_i16x8, "V8sV8sV8s", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_sub_sat_u_i16x8, "V8UsV8UsV8Us", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_abs_i8x16, "V16ScV16Sc", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_abs_i16x8, "V8sV8s", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_abs_i32x4, "V4iV4i", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_abs_i64x2, "V2LLiV2LLi", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_min_s_i8x16, "V16ScV16ScV16Sc", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_min_u_i8x16, "V16UcV16UcV16Uc", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_max_s_i8x16, "V16ScV16ScV16Sc", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_max_u_i8x16, "V16UcV16UcV16Uc", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_min_s_i16x8, "V8sV8sV8s", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_min_u_i16x8, "V8UsV8UsV8Us", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_max_s_i16x8, "V8sV8sV8s", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_max_u_i16x8, "V8UsV8UsV8Us", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_min_s_i32x4, "V4iV4iV4i", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_min_u_i32x4, "V4UiV4UiV4Ui", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_max_s_i32x4, "V4iV4iV4i", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_max_u_i32x4, "V4UiV4UiV4Ui", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_avgr_u_i8x16, "V16UcV16UcV16Uc", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_avgr_u_i16x8, "V8UsV8UsV8Us", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_popcnt_i8x16, "V16ScV16Sc", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_q15mulr_sat_s_i16x8, "V8sV8sV8s", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_extadd_pairwise_i8x16_s_i16x8, "V8sV16Sc", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_extadd_pairwise_i8x16_u_i16x8, "V8UsV16Uc", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_extadd_pairwise_i16x8_s_i32x4, "V4iV8s", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_extadd_pairwise_i16x8_u_i32x4, "V4UiV8Us", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_bitselect, "V4iV4iV4iV4i", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_shuffle_i8x16, "V16ScV16ScV16ScIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIi", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_any_true_v128, "iV16Sc", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_all_true_i8x16, "iV16Sc", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_all_true_i16x8, "iV8s", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_all_true_i32x4, "iV4i", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_all_true_i64x2, "iV2LLi", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_bitmask_i8x16, "UiV16Sc", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_bitmask_i16x8, "UiV8s", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_bitmask_i32x4, "UiV4i", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_bitmask_i64x2, "UiV2LLi", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_abs_f32x4, "V4fV4f", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_abs_f64x2, "V2dV2d", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_min_f32x4, "V4fV4fV4f", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_max_f32x4, "V4fV4fV4f", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_pmin_f32x4, "V4fV4fV4f", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_pmax_f32x4, "V4fV4fV4f", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_min_f64x2, "V2dV2dV2d", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_max_f64x2, "V2dV2dV2d", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_pmin_f64x2, "V2dV2dV2d", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_pmax_f64x2, "V2dV2dV2d", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_ceil_f32x4, "V4fV4f", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_floor_f32x4, "V4fV4f", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_trunc_f32x4, "V4fV4f", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_nearest_f32x4, "V4fV4f", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_ceil_f64x2, "V2dV2d", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_floor_f64x2, "V2dV2d", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_trunc_f64x2, "V2dV2d", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_nearest_f64x2, "V2dV2d", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_dot_s_i32x4_i16x8, "V4iV8sV8s", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_sqrt_f32x4, "V4fV4f", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_sqrt_f64x2, "V2dV2d", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_trunc_saturate_s_i32x4_f32x4, "V4iV4f", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_trunc_saturate_u_i32x4_f32x4, "V4iV4f", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_narrow_s_i8x16_i16x8, "V16ScV8sV8s", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_narrow_u_i8x16_i16x8, "V16UcV8sV8s", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_narrow_s_i16x8_i32x4, "V8sV4iV4i", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_narrow_u_i16x8_i32x4, "V8UsV4iV4i", "nc", "simd128")

TARGET_BUILTIN(__builtin_wasm_trunc_sat_s_zero_f64x2_i32x4, "V4iV2d", "nc", "simd128")
TARGET_BUILTIN(__builtin_wasm_trunc_sat_u_zero_f64x2_i32x4, "V4UiV2d", "nc", "simd128")

// Relaxed SIMD builtins (experimental)
TARGET_BUILTIN(__builtin_wasm_fma_f32x4, "V4fV4fV4fV4f", "nc", "relaxed-simd")
TARGET_BUILTIN(__builtin_wasm_fms_f32x4, "V4fV4fV4fV4f", "nc", "relaxed-simd")
TARGET_BUILTIN(__builtin_wasm_fma_f64x2, "V2dV2dV2dV2d", "nc", "relaxed-simd")
TARGET_BUILTIN(__builtin_wasm_fms_f64x2, "V2dV2dV2dV2d", "nc", "relaxed-simd")

TARGET_BUILTIN(__builtin_wasm_laneselect_i8x16, "V16ScV16ScV16ScV16Sc", "nc", "relaxed-simd")
TARGET_BUILTIN(__builtin_wasm_laneselect_i16x8, "V8sV8sV8sV8s", "nc", "relaxed-simd")
TARGET_BUILTIN(__builtin_wasm_laneselect_i32x4, "V4iV4iV4iV4i", "nc", "relaxed-simd")
TARGET_BUILTIN(__builtin_wasm_laneselect_i64x2, "V2LLiV2LLiV2LLiV2LLi", "nc", "relaxed-simd")

TARGET_BUILTIN(__builtin_wasm_relaxed_swizzle_i8x16, "V16ScV16ScV16Sc", "nc", "relaxed-simd")

TARGET_BUILTIN(__builtin_wasm_relaxed_min_f32x4, "V4fV4fV4f", "nc", "relaxed-simd")
TARGET_BUILTIN(__builtin_wasm_relaxed_max_f32x4, "V4fV4fV4f", "nc", "relaxed-simd")
TARGET_BUILTIN(__builtin_wasm_relaxed_min_f64x2, "V2dV2dV2d", "nc", "relaxed-simd")
TARGET_BUILTIN(__builtin_wasm_relaxed_max_f64x2, "V2dV2dV2d", "nc", "relaxed-simd")

TARGET_BUILTIN(__builtin_wasm_relaxed_trunc_s_i32x4_f32x4, "V4iV4f", "nc", "relaxed-simd")
TARGET_BUILTIN(__builtin_wasm_relaxed_trunc_u_i32x4_f32x4, "V4UiV4f", "nc", "relaxed-simd")
TARGET_BUILTIN(__builtin_wasm_relaxed_trunc_s_zero_i32x4_f64x2, "V4iV2d", "nc", "relaxed-simd")
TARGET_BUILTIN(__builtin_wasm_relaxed_trunc_u_zero_i32x4_f64x2, "V4UiV2d", "nc", "relaxed-simd")

TARGET_BUILTIN(__builtin_wasm_relaxed_q15mulr_s_i16x8, "V8sV8sV8s", "nc", "relaxed-simd")

TARGET_BUILTIN(__builtin_wasm_dot_i8x16_i7x16_s_i16x8, "V8sV16ScV16Sc", "nc", "relaxed-simd")
TARGET_BUILTIN(__builtin_wasm_dot_i8x16_i7x16_add_s_i32x4, "V4iV16ScV16ScV4i", "nc", "relaxed-simd")

#undef BUILTIN
#undef TARGET_BUILTIN