| //===-- WebAssemblyInstrConv.td-WebAssembly Conversion support -*- tablegen -*-= | |
| // | |
| // 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 | |
| /// WebAssembly datatype conversions, truncations, reinterpretations, | |
| /// promotions, and demotions operand code-gen constructs. | |
| /// | |
| //===----------------------------------------------------------------------===// | |
| defm I32_WRAP_I64 : I<(outs I32:$dst), (ins I64:$src), (outs), (ins), | |
| [(set I32:$dst, (trunc I64:$src))], | |
| "i32.wrap_i64\t$dst, $src", "i32.wrap_i64", 0xa7>; | |
| defm I64_EXTEND_S_I32 : I<(outs I64:$dst), (ins I32:$src), (outs), (ins), | |
| [(set I64:$dst, (sext I32:$src))], | |
| "i64.extend_i32_s\t$dst, $src", "i64.extend_i32_s", | |
| 0xac>; | |
| defm I64_EXTEND_U_I32 : I<(outs I64:$dst), (ins I32:$src), (outs), (ins), | |
| [(set I64:$dst, (zext I32:$src))], | |
| "i64.extend_i32_u\t$dst, $src", "i64.extend_i32_u", | |
| 0xad>; | |
| let Predicates = [HasSignExt] in { | |
| defm I32_EXTEND8_S_I32 : I<(outs I32:$dst), (ins I32:$src), (outs), (ins), | |
| [(set I32:$dst, (sext_inreg I32:$src, i8))], | |
| "i32.extend8_s\t$dst, $src", "i32.extend8_s", | |
| 0xc0>; | |
| defm I32_EXTEND16_S_I32 : I<(outs I32:$dst), (ins I32:$src), (outs), (ins), | |
| [(set I32:$dst, (sext_inreg I32:$src, i16))], | |
| "i32.extend16_s\t$dst, $src", "i32.extend16_s", | |
| 0xc1>; | |
| defm I64_EXTEND8_S_I64 : I<(outs I64:$dst), (ins I64:$src), (outs), (ins), | |
| [(set I64:$dst, (sext_inreg I64:$src, i8))], | |
| "i64.extend8_s\t$dst, $src", "i64.extend8_s", | |
| 0xc2>; | |
| defm I64_EXTEND16_S_I64 : I<(outs I64:$dst), (ins I64:$src), (outs), (ins), | |
| [(set I64:$dst, (sext_inreg I64:$src, i16))], | |
| "i64.extend16_s\t$dst, $src", "i64.extend16_s", | |
| 0xc3>; | |
| defm I64_EXTEND32_S_I64 : I<(outs I64:$dst), (ins I64:$src), (outs), (ins), | |
| [(set I64:$dst, (sext_inreg I64:$src, i32))], | |
| "i64.extend32_s\t$dst, $src", "i64.extend32_s", | |
| 0xc4>; | |
| } // Predicates = [HasSignExt] | |
| // Expand a "don't care" extend into zero-extend (chosen over sign-extend | |
| // somewhat arbitrarily, although it favors popular hardware architectures | |
| // and is conceptually a simpler operation). | |
| def : Pat<(i64 (anyext I32:$src)), (I64_EXTEND_U_I32 I32:$src)>; | |
| // Conversion from floating point to integer instructions which don't trap on | |
| // overflow or invalid. | |
| defm I32_TRUNC_S_SAT_F32 : I<(outs I32:$dst), (ins F32:$src), (outs), (ins), | |
| [(set I32:$dst, (fp_to_sint F32:$src))], | |
| "i32.trunc_sat_f32_s\t$dst, $src", | |
| "i32.trunc_sat_f32_s", 0xfc00>, | |
| Requires<[HasNontrappingFPToInt]>; | |
| defm I32_TRUNC_U_SAT_F32 : I<(outs I32:$dst), (ins F32:$src), (outs), (ins), | |
| [(set I32:$dst, (fp_to_uint F32:$src))], | |
| "i32.trunc_sat_f32_u\t$dst, $src", | |
| "i32.trunc_sat_f32_u", 0xfc01>, | |
| Requires<[HasNontrappingFPToInt]>; | |
| defm I64_TRUNC_S_SAT_F32 : I<(outs I64:$dst), (ins F32:$src), (outs), (ins), | |
| [(set I64:$dst, (fp_to_sint F32:$src))], | |
| "i64.trunc_sat_f32_s\t$dst, $src", | |
| "i64.trunc_sat_f32_s", 0xfc04>, | |
| Requires<[HasNontrappingFPToInt]>; | |
| defm I64_TRUNC_U_SAT_F32 : I<(outs I64:$dst), (ins F32:$src), (outs), (ins), | |
| [(set I64:$dst, (fp_to_uint F32:$src))], | |
| "i64.trunc_sat_f32_u\t$dst, $src", | |
| "i64.trunc_sat_f32_u", 0xfc05>, | |
| Requires<[HasNontrappingFPToInt]>; | |
| defm I32_TRUNC_S_SAT_F64 : I<(outs I32:$dst), (ins F64:$src), (outs), (ins), | |
| [(set I32:$dst, (fp_to_sint F64:$src))], | |
| "i32.trunc_sat_f64_s\t$dst, $src", | |
| "i32.trunc_sat_f64_s", 0xfc02>, | |
| Requires<[HasNontrappingFPToInt]>; | |
| defm I32_TRUNC_U_SAT_F64 : I<(outs I32:$dst), (ins F64:$src), (outs), (ins), | |
| [(set I32:$dst, (fp_to_uint F64:$src))], | |
| "i32.trunc_sat_f64_u\t$dst, $src", | |
| "i32.trunc_sat_f64_u", 0xfc03>, | |
| Requires<[HasNontrappingFPToInt]>; | |
| defm I64_TRUNC_S_SAT_F64 : I<(outs I64:$dst), (ins F64:$src), (outs), (ins), | |
| [(set I64:$dst, (fp_to_sint F64:$src))], | |
| "i64.trunc_sat_f64_s\t$dst, $src", | |
| "i64.trunc_sat_f64_s", 0xfc06>, | |
| Requires<[HasNontrappingFPToInt]>; | |
| defm I64_TRUNC_U_SAT_F64 : I<(outs I64:$dst), (ins F64:$src), (outs), (ins), | |
| [(set I64:$dst, (fp_to_uint F64:$src))], | |
| "i64.trunc_sat_f64_u\t$dst, $src", | |
| "i64.trunc_sat_f64_u", 0xfc07>, | |
| Requires<[HasNontrappingFPToInt]>; | |
| // Support the explicitly saturating operations as well. | |
| def : Pat<(fp_to_sint_sat F32:$src, i32), (I32_TRUNC_S_SAT_F32 F32:$src)>; | |
| def : Pat<(fp_to_uint_sat F32:$src, i32), (I32_TRUNC_U_SAT_F32 F32:$src)>; | |
| def : Pat<(fp_to_sint_sat F64:$src, i32), (I32_TRUNC_S_SAT_F64 F64:$src)>; | |
| def : Pat<(fp_to_uint_sat F64:$src, i32), (I32_TRUNC_U_SAT_F64 F64:$src)>; | |
| def : Pat<(fp_to_sint_sat F32:$src, i64), (I64_TRUNC_S_SAT_F32 F32:$src)>; | |
| def : Pat<(fp_to_uint_sat F32:$src, i64), (I64_TRUNC_U_SAT_F32 F32:$src)>; | |
| def : Pat<(fp_to_sint_sat F64:$src, i64), (I64_TRUNC_S_SAT_F64 F64:$src)>; | |
| def : Pat<(fp_to_uint_sat F64:$src, i64), (I64_TRUNC_U_SAT_F64 F64:$src)>; | |
| // Conversion from floating point to integer pseudo-instructions which don't | |
| // trap on overflow or invalid. | |
| let usesCustomInserter = 1, isCodeGenOnly = 1 in { | |
| defm FP_TO_SINT_I32_F32 : I<(outs I32:$dst), (ins F32:$src), (outs), (ins), | |
| [(set I32:$dst, (fp_to_sint F32:$src))], "", "", 0>, | |
| Requires<[NotHasNontrappingFPToInt]>; | |
| defm FP_TO_UINT_I32_F32 : I<(outs I32:$dst), (ins F32:$src), (outs), (ins), | |
| [(set I32:$dst, (fp_to_uint F32:$src))], "", "", 0>, | |
| Requires<[NotHasNontrappingFPToInt]>; | |
| defm FP_TO_SINT_I64_F32 : I<(outs I64:$dst), (ins F32:$src), (outs), (ins), | |
| [(set I64:$dst, (fp_to_sint F32:$src))], "", "", 0>, | |
| Requires<[NotHasNontrappingFPToInt]>; | |
| defm FP_TO_UINT_I64_F32 : I<(outs I64:$dst), (ins F32:$src), (outs), (ins), | |
| [(set I64:$dst, (fp_to_uint F32:$src))], "", "", 0>, | |
| Requires<[NotHasNontrappingFPToInt]>; | |
| defm FP_TO_SINT_I32_F64 : I<(outs I32:$dst), (ins F64:$src), (outs), (ins), | |
| [(set I32:$dst, (fp_to_sint F64:$src))], "", "", 0>, | |
| Requires<[NotHasNontrappingFPToInt]>; | |
| defm FP_TO_UINT_I32_F64 : I<(outs I32:$dst), (ins F64:$src), (outs), (ins), | |
| [(set I32:$dst, (fp_to_uint F64:$src))], "", "", 0>, | |
| Requires<[NotHasNontrappingFPToInt]>; | |
| defm FP_TO_SINT_I64_F64 : I<(outs I64:$dst), (ins F64:$src), (outs), (ins), | |
| [(set I64:$dst, (fp_to_sint F64:$src))], "", "", 0>, | |
| Requires<[NotHasNontrappingFPToInt]>; | |
| defm FP_TO_UINT_I64_F64 : I<(outs I64:$dst), (ins F64:$src), (outs), (ins), | |
| [(set I64:$dst, (fp_to_uint F64:$src))], "", "", 0>, | |
| Requires<[NotHasNontrappingFPToInt]>; | |
| } // usesCustomInserter, isCodeGenOnly = 1 | |
| // Conversion from floating point to integer traps on overflow and invalid. | |
| let hasSideEffects = 1 in { | |
| defm I32_TRUNC_S_F32 : I<(outs I32:$dst), (ins F32:$src), (outs), (ins), | |
| [], "i32.trunc_f32_s\t$dst, $src", "i32.trunc_f32_s", | |
| 0xa8>; | |
| defm I32_TRUNC_U_F32 : I<(outs I32:$dst), (ins F32:$src), (outs), (ins), | |
| [], "i32.trunc_f32_u\t$dst, $src", "i32.trunc_f32_u", | |
| 0xa9>; | |
| defm I64_TRUNC_S_F32 : I<(outs I64:$dst), (ins F32:$src), (outs), (ins), | |
| [], "i64.trunc_f32_s\t$dst, $src", "i64.trunc_f32_s", | |
| 0xae>; | |
| defm I64_TRUNC_U_F32 : I<(outs I64:$dst), (ins F32:$src), (outs), (ins), | |
| [], "i64.trunc_f32_u\t$dst, $src", "i64.trunc_f32_u", | |
| 0xaf>; | |
| defm I32_TRUNC_S_F64 : I<(outs I32:$dst), (ins F64:$src), (outs), (ins), | |
| [], "i32.trunc_f64_s\t$dst, $src", "i32.trunc_f64_s", | |
| 0xaa>; | |
| defm I32_TRUNC_U_F64 : I<(outs I32:$dst), (ins F64:$src), (outs), (ins), | |
| [], "i32.trunc_f64_u\t$dst, $src", "i32.trunc_f64_u", | |
| 0xab>; | |
| defm I64_TRUNC_S_F64 : I<(outs I64:$dst), (ins F64:$src), (outs), (ins), | |
| [], "i64.trunc_f64_s\t$dst, $src", "i64.trunc_f64_s", | |
| 0xb0>; | |
| defm I64_TRUNC_U_F64 : I<(outs I64:$dst), (ins F64:$src), (outs), (ins), | |
| [], "i64.trunc_f64_u\t$dst, $src", "i64.trunc_f64_u", | |
| 0xb1>; | |
| } // hasSideEffects = 1 | |
| def : Pat<(int_wasm_trunc_signed F32:$src), | |
| (I32_TRUNC_S_F32 F32:$src)>; | |
| def : Pat<(int_wasm_trunc_unsigned F32:$src), | |
| (I32_TRUNC_U_F32 F32:$src)>; | |
| def : Pat<(int_wasm_trunc_signed F64:$src), | |
| (I32_TRUNC_S_F64 F64:$src)>; | |
| def : Pat<(int_wasm_trunc_unsigned F64:$src), | |
| (I32_TRUNC_U_F64 F64:$src)>; | |
| def : Pat<(int_wasm_trunc_signed F32:$src), | |
| (I64_TRUNC_S_F32 F32:$src)>; | |
| def : Pat<(int_wasm_trunc_unsigned F32:$src), | |
| (I64_TRUNC_U_F32 F32:$src)>; | |
| def : Pat<(int_wasm_trunc_signed F64:$src), | |
| (I64_TRUNC_S_F64 F64:$src)>; | |
| def : Pat<(int_wasm_trunc_unsigned F64:$src), | |
| (I64_TRUNC_U_F64 F64:$src)>; | |
| defm F32_CONVERT_S_I32 : I<(outs F32:$dst), (ins I32:$src), (outs), (ins), | |
| [(set F32:$dst, (sint_to_fp I32:$src))], | |
| "f32.convert_i32_s\t$dst, $src", "f32.convert_i32_s", | |
| 0xb2>; | |
| defm F32_CONVERT_U_I32 : I<(outs F32:$dst), (ins I32:$src), (outs), (ins), | |
| [(set F32:$dst, (uint_to_fp I32:$src))], | |
| "f32.convert_i32_u\t$dst, $src", "f32.convert_i32_u", | |
| 0xb3>; | |
| defm F64_CONVERT_S_I32 : I<(outs F64:$dst), (ins I32:$src), (outs), (ins), | |
| [(set F64:$dst, (sint_to_fp I32:$src))], | |
| "f64.convert_i32_s\t$dst, $src", "f64.convert_i32_s", | |
| 0xb7>; | |
| defm F64_CONVERT_U_I32 : I<(outs F64:$dst), (ins I32:$src), (outs), (ins), | |
| [(set F64:$dst, (uint_to_fp I32:$src))], | |
| "f64.convert_i32_u\t$dst, $src", "f64.convert_i32_u", | |
| 0xb8>; | |
| defm F32_CONVERT_S_I64 : I<(outs F32:$dst), (ins I64:$src), (outs), (ins), | |
| [(set F32:$dst, (sint_to_fp I64:$src))], | |
| "f32.convert_i64_s\t$dst, $src", "f32.convert_i64_s", | |
| 0xb4>; | |
| defm F32_CONVERT_U_I64 : I<(outs F32:$dst), (ins I64:$src), (outs), (ins), | |
| [(set F32:$dst, (uint_to_fp I64:$src))], | |
| "f32.convert_i64_u\t$dst, $src", "f32.convert_i64_u", | |
| 0xb5>; | |
| defm F64_CONVERT_S_I64 : I<(outs F64:$dst), (ins I64:$src), (outs), (ins), | |
| [(set F64:$dst, (sint_to_fp I64:$src))], | |
| "f64.convert_i64_s\t$dst, $src", "f64.convert_i64_s", | |
| 0xb9>; | |
| defm F64_CONVERT_U_I64 : I<(outs F64:$dst), (ins I64:$src), (outs), (ins), | |
| [(set F64:$dst, (uint_to_fp I64:$src))], | |
| "f64.convert_i64_u\t$dst, $src", "f64.convert_i64_u", | |
| 0xba>; | |
| defm F64_PROMOTE_F32 : I<(outs F64:$dst), (ins F32:$src), (outs), (ins), | |
| [(set F64:$dst, (fpextend F32:$src))], | |
| "f64.promote_f32\t$dst, $src", "f64.promote_f32", | |
| 0xbb>; | |
| defm F32_DEMOTE_F64 : I<(outs F32:$dst), (ins F64:$src), (outs), (ins), | |
| [(set F32:$dst, (fpround F64:$src))], | |
| "f32.demote_f64\t$dst, $src", "f32.demote_f64", | |
| 0xb6>; | |
| defm I32_REINTERPRET_F32 : I<(outs I32:$dst), (ins F32:$src), (outs), (ins), | |
| [(set I32:$dst, (bitconvert F32:$src))], | |
| "i32.reinterpret_f32\t$dst, $src", | |
| "i32.reinterpret_f32", 0xbc>; | |
| defm F32_REINTERPRET_I32 : I<(outs F32:$dst), (ins I32:$src), (outs), (ins), | |
| [(set F32:$dst, (bitconvert I32:$src))], | |
| "f32.reinterpret_i32\t$dst, $src", | |
| "f32.reinterpret_i32", 0xbe>; | |
| defm I64_REINTERPRET_F64 : I<(outs I64:$dst), (ins F64:$src), (outs), (ins), | |
| [(set I64:$dst, (bitconvert F64:$src))], | |
| "i64.reinterpret_f64\t$dst, $src", | |
| "i64.reinterpret_f64", 0xbd>; | |
| defm F64_REINTERPRET_I64 : I<(outs F64:$dst), (ins I64:$src), (outs), (ins), | |
| [(set F64:$dst, (bitconvert I64:$src))], | |
| "f64.reinterpret_i64\t$dst, $src", | |
| "f64.reinterpret_i64", 0xbf>; |