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WebAssemblyInstrCall.td
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//===- WebAssemblyInstrCall.td-WebAssembly Call codegen 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 Call operand code-gen constructs.
///
//===----------------------------------------------------------------------===//
// TODO: addr64: These currently assume the callee address is 32-bit.
// FIXME: add $type to first call_indirect asmstr (and maybe $flags)
// Call sequence markers. These have an immediate which represents the amount of
// stack space to allocate or free, which is used for varargs lowering.
let Uses = [SP32, SP64], Defs = [SP32, SP64], isCodeGenOnly = 1 in {
defm ADJCALLSTACKDOWN : NRI<(outs), (ins i32imm:$amt, i32imm:$amt2),
[(WebAssemblycallseq_start timm:$amt, timm:$amt2)]>;
defm ADJCALLSTACKUP : NRI<(outs), (ins i32imm:$amt, i32imm:$amt2),
[(WebAssemblycallseq_end timm:$amt, timm:$amt2)]>;
} // isCodeGenOnly = 1
multiclass CALL<WebAssemblyRegClass vt, string prefix> {
defm CALL_#vt : I<(outs vt:$dst), (ins function32_op:$callee, variable_ops),
(outs), (ins function32_op:$callee),
[(set vt:$dst, (WebAssemblycall1 (i32 imm:$callee)))],
!strconcat(prefix, "call\t$dst, $callee"),
!strconcat(prefix, "call\t$callee"),
0x10>;
let isCodeGenOnly = 1 in {
defm PCALL_INDIRECT_#vt : I<(outs vt:$dst), (ins I32:$callee, variable_ops),
(outs), (ins I32:$callee),
[(set vt:$dst, (WebAssemblycall1 I32:$callee))],
"PSEUDO CALL INDIRECT\t$callee",
"PSEUDO CALL INDIRECT\t$callee">;
} // isCodeGenOnly = 1
defm CALL_INDIRECT_#vt : I<(outs vt:$dst),
(ins TypeIndex:$type, i32imm:$flags, variable_ops),
(outs), (ins TypeIndex:$type, i32imm:$flags),
[],
!strconcat(prefix, "call_indirect\t$dst"),
!strconcat(prefix, "call_indirect\t$type"),
0x11>;
}
multiclass SIMD_CALL<ValueType vt, string prefix> {
defm CALL_#vt : I<(outs V128:$dst), (ins function32_op:$callee, variable_ops),
(outs), (ins function32_op:$callee),
[(set (vt V128:$dst),
(WebAssemblycall1 (i32 imm:$callee)))],
!strconcat(prefix, "call\t$dst, $callee"),
!strconcat(prefix, "call\t$callee"),
0x10>,
Requires<[HasSIMD128]>;
let isCodeGenOnly = 1 in {
defm PCALL_INDIRECT_#vt : I<(outs V128:$dst),
(ins I32:$callee, variable_ops),
(outs), (ins I32:$callee),
[(set (vt V128:$dst),
(WebAssemblycall1 I32:$callee))],
"PSEUDO CALL INDIRECT\t$callee",
"PSEUDO CALL INDIRECT\t$callee">,
Requires<[HasSIMD128]>;
} // isCodeGenOnly = 1
defm CALL_INDIRECT_#vt : I<(outs V128:$dst),
(ins TypeIndex:$type, i32imm:$flags, variable_ops),
(outs), (ins TypeIndex:$type, i32imm:$flags),
[],
!strconcat(prefix, "call_indirect\t$dst"),
!strconcat(prefix, "call_indirect\t$type"),
0x11>,
Requires<[HasSIMD128]>;
}
let Uses = [SP32, SP64], isCall = 1 in {
defm "" : CALL<I32, "i32.">;
defm "" : CALL<I64, "i64.">;
defm "" : CALL<F32, "f32.">;
defm "" : CALL<F64, "f64.">;
defm "" : CALL<EXCEPT_REF, "except_ref.">;
defm "" : SIMD_CALL<v16i8, "v128.">;
defm "" : SIMD_CALL<v8i16, "v128.">;
defm "" : SIMD_CALL<v4i32, "v128.">;
defm "" : SIMD_CALL<v2i64, "v128.">;
defm "" : SIMD_CALL<v4f32, "v128.">;
defm "" : SIMD_CALL<v2f64, "v128.">;
defm CALL_VOID : I<(outs), (ins function32_op:$callee, variable_ops),
(outs), (ins function32_op:$callee),
[(WebAssemblycall0 (i32 imm:$callee))],
"call \t$callee", "call\t$callee", 0x10>;
let isCodeGenOnly = 1 in {
defm PCALL_INDIRECT_VOID : I<(outs), (ins I32:$callee, variable_ops),
(outs), (ins I32:$callee),
[(WebAssemblycall0 I32:$callee)],
"PSEUDO CALL INDIRECT\t$callee",
"PSEUDO CALL INDIRECT\t$callee">;
} // isCodeGenOnly = 1
defm CALL_INDIRECT_VOID : I<(outs),
(ins TypeIndex:$type, i32imm:$flags,
variable_ops),
(outs), (ins TypeIndex:$type, i32imm:$flags),
[],
"call_indirect\t", "call_indirect\t$type",
0x11>;
} // Uses = [SP32,SP64], isCall = 1
// Patterns for matching a direct call to a global address.
def : Pat<(i32 (WebAssemblycall1 (WebAssemblywrapper tglobaladdr:$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:$callee)>, Requires<[HasSIMD128]>;
def : Pat<(v2i64 (WebAssemblycall1 (WebAssemblywrapper tglobaladdr:$callee))),
(CALL_v2i64 tglobaladdr:$callee)>, Requires<[HasSIMD128]>;
def : Pat<(v4f32 (WebAssemblycall1 (WebAssemblywrapper tglobaladdr:$callee))),
(CALL_v4f32 tglobaladdr:$callee)>, Requires<[HasSIMD128]>;
def : Pat<(v2f64 (WebAssemblycall1 (WebAssemblywrapper tglobaladdr:$callee))),
(CALL_v2f64 tglobaladdr:$callee)>, Requires<[HasSIMD128]>;
def : Pat<(ExceptRef
(WebAssemblycall1 (WebAssemblywrapper tglobaladdr:$callee))),
(CALL_EXCEPT_REF tglobaladdr:$callee)>;
def : Pat<(WebAssemblycall0 (WebAssemblywrapper tglobaladdr:$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:$callee)>, Requires<[HasSIMD128]>;
def : Pat<(v2i64 (WebAssemblycall1 (WebAssemblywrapper texternalsym:$callee))),
(CALL_v2i64 texternalsym:$callee)>, Requires<[HasSIMD128]>;
def : Pat<(v4f32 (WebAssemblycall1 (WebAssemblywrapper texternalsym:$callee))),
(CALL_v4f32 texternalsym:$callee)>, Requires<[HasSIMD128]>;
def : Pat<(v2f64 (WebAssemblycall1 (WebAssemblywrapper texternalsym:$callee))),
(CALL_v2f64 texternalsym:$callee)>, Requires<[HasSIMD128]>;
def : Pat<(ExceptRef
(WebAssemblycall1 (WebAssemblywrapper texternalsym:$callee))),
(CALL_EXCEPT_REF texternalsym:$callee)>;
def : Pat<(WebAssemblycall0 (WebAssemblywrapper texternalsym:$callee)),
(CALL_VOID texternalsym:$callee)>;