| //===- WebAssemblyInstrCall.td-WebAssembly Call codegen support -*- tablegen -*- |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| /// |
| /// \file |
| /// \brief WebAssembly Call operand code-gen constructs. |
| /// |
| //===----------------------------------------------------------------------===// |
| |
| // TODO: addr64: These currently assume the callee address is 32-bit. |
| |
| let Defs = [ARGUMENTS] in { |
| |
| // Call sequence markers. These have an immediate which represents the amount of |
| // stack space to allocate or free, which is used for varargs lowering. |
| let Uses = [SP32, SP64], Defs = [SP32, SP64], isCodeGenOnly = 1 in { |
| def ADJCALLSTACKDOWN : I<(outs), (ins i32imm:$amt, i32imm:$amt2), |
| [(WebAssemblycallseq_start timm:$amt, timm:$amt2)]>; |
| def ADJCALLSTACKUP : I<(outs), (ins i32imm:$amt, i32imm:$amt2), |
| [(WebAssemblycallseq_end timm:$amt, timm:$amt2)]>; |
| } // isCodeGenOnly = 1 |
| |
| multiclass CALL<WebAssemblyRegClass vt, string prefix> { |
| def CALL_#vt : I<(outs vt:$dst), (ins function32_op:$callee, variable_ops), |
| [(set vt:$dst, (WebAssemblycall1 (i32 imm:$callee)))], |
| !strconcat(prefix, "call\t$dst, $callee"), |
| 0x10>; |
| |
| let isCodeGenOnly = 1 in { |
| def PCALL_INDIRECT_#vt : I<(outs vt:$dst), (ins I32:$callee, variable_ops), |
| [(set vt:$dst, (WebAssemblycall1 I32:$callee))], |
| "PSEUDO CALL INDIRECT\t$callee">; |
| } // isCodeGenOnly = 1 |
| |
| def CALL_INDIRECT_#vt : I<(outs vt:$dst), |
| (ins TypeIndex:$type, i32imm:$flags, variable_ops), |
| [], |
| !strconcat(prefix, "call_indirect\t$dst"), |
| 0x11>; |
| } |
| |
| multiclass SIMD_CALL<ValueType vt, string prefix> { |
| def CALL_#vt : SIMD_I<(outs V128:$dst), (ins function32_op:$callee, variable_ops), |
| [(set (vt V128:$dst), |
| (WebAssemblycall1 (i32 imm:$callee)))], |
| !strconcat(prefix, "call\t$dst, $callee"), |
| 0x10>; |
| |
| let isCodeGenOnly = 1 in { |
| def PCALL_INDIRECT_#vt : SIMD_I<(outs V128:$dst), |
| (ins I32:$callee, variable_ops), |
| [(set (vt V128:$dst), |
| (WebAssemblycall1 I32:$callee))], |
| "PSEUDO CALL INDIRECT\t$callee">; |
| } // isCodeGenOnly = 1 |
| |
| def CALL_INDIRECT_#vt : SIMD_I<(outs V128:$dst), |
| (ins TypeIndex:$type, i32imm:$flags, |
| variable_ops), |
| [], |
| !strconcat(prefix, "call_indirect\t$dst"), |
| 0x11>; |
| } |
| |
| let Uses = [SP32, SP64], isCall = 1 in { |
| defm : CALL<I32, "i32.">; |
| defm : CALL<I64, "i64.">; |
| defm : CALL<F32, "f32.">; |
| defm : CALL<F64, "f64.">; |
| defm : SIMD_CALL<v16i8, "i8x16.">; |
| defm : SIMD_CALL<v8i16, "i16x8.">; |
| defm : SIMD_CALL<v4i32, "i32x4.">; |
| defm : SIMD_CALL<v4f32, "f32x4.">; |
| |
| def CALL_VOID : I<(outs), (ins function32_op:$callee, variable_ops), |
| [(WebAssemblycall0 (i32 imm:$callee))], |
| "call \t$callee", 0x10>; |
| |
| let isCodeGenOnly = 1 in { |
| def PCALL_INDIRECT_VOID : I<(outs), (ins I32:$callee, variable_ops), |
| [(WebAssemblycall0 I32:$callee)], |
| "PSEUDO CALL INDIRECT\t$callee">; |
| } // isCodeGenOnly = 1 |
| |
| def CALL_INDIRECT_VOID : I<(outs), |
| (ins TypeIndex:$type, i32imm:$flags, variable_ops), |
| [], |
| "call_indirect\t", 0x11>; |
| } // Uses = [SP32,SP64], isCall = 1 |
| |
| } // Defs = [ARGUMENTS] |
| |
| // Patterns for matching a direct call to a global address. |
| def : Pat<(i32 (WebAssemblycall1 (WebAssemblywrapper tglobaladdr:$callee))), |
| (CALL_I32 tglobaladdr:$callee)>; |
| def : Pat<(i64 (WebAssemblycall1 (WebAssemblywrapper tglobaladdr:$callee))), |
| (CALL_I64 tglobaladdr:$callee)>; |
| def : Pat<(f32 (WebAssemblycall1 (WebAssemblywrapper tglobaladdr:$callee))), |
| (CALL_F32 tglobaladdr:$callee)>; |
| def : Pat<(f64 (WebAssemblycall1 (WebAssemblywrapper tglobaladdr:$callee))), |
| (CALL_F64 tglobaladdr:$callee)>; |
| def : Pat<(v16i8 (WebAssemblycall1 (WebAssemblywrapper tglobaladdr:$callee))), |
| (CALL_v16i8 tglobaladdr:$callee)>, Requires<[HasSIMD128]>; |
| def : Pat<(v8i16 (WebAssemblycall1 (WebAssemblywrapper tglobaladdr:$callee))), |
| (CALL_v8i16 tglobaladdr:$callee)>, Requires<[HasSIMD128]>; |
| def : Pat<(v4i32 (WebAssemblycall1 (WebAssemblywrapper tglobaladdr:$callee))), |
| (CALL_v4i32 tglobaladdr:$callee)>, Requires<[HasSIMD128]>; |
| def : Pat<(v4f32 (WebAssemblycall1 (WebAssemblywrapper tglobaladdr:$callee))), |
| (CALL_v4f32 tglobaladdr:$callee)>, Requires<[HasSIMD128]>; |
| def : Pat<(WebAssemblycall0 (WebAssemblywrapper tglobaladdr:$callee)), |
| (CALL_VOID tglobaladdr:$callee)>; |
| |
| // Patterns for matching a direct call to an external symbol. |
| def : Pat<(i32 (WebAssemblycall1 (WebAssemblywrapper texternalsym:$callee))), |
| (CALL_I32 texternalsym:$callee)>; |
| def : Pat<(i64 (WebAssemblycall1 (WebAssemblywrapper texternalsym:$callee))), |
| (CALL_I64 texternalsym:$callee)>; |
| def : Pat<(f32 (WebAssemblycall1 (WebAssemblywrapper texternalsym:$callee))), |
| (CALL_F32 texternalsym:$callee)>; |
| def : Pat<(f64 (WebAssemblycall1 (WebAssemblywrapper texternalsym:$callee))), |
| (CALL_F64 texternalsym:$callee)>; |
| def : Pat<(v16i8 (WebAssemblycall1 (WebAssemblywrapper texternalsym:$callee))), |
| (CALL_v16i8 texternalsym:$callee)>, Requires<[HasSIMD128]>; |
| def : Pat<(v8i16 (WebAssemblycall1 (WebAssemblywrapper texternalsym:$callee))), |
| (CALL_v8i16 texternalsym:$callee)>, Requires<[HasSIMD128]>; |
| def : Pat<(v4i32 (WebAssemblycall1 (WebAssemblywrapper texternalsym:$callee))), |
| (CALL_v4i32 texternalsym:$callee)>, Requires<[HasSIMD128]>; |
| def : Pat<(v4f32 (WebAssemblycall1 (WebAssemblywrapper texternalsym:$callee))), |
| (CALL_v4f32 texternalsym:$callee)>, Requires<[HasSIMD128]>; |
| def : Pat<(WebAssemblycall0 (WebAssemblywrapper texternalsym:$callee)), |
| (CALL_VOID texternalsym:$callee)>; |
