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Diffstat (limited to 'deps/v8/src/compiler/turboshaft/define-assembler-macros.inc')
| -rw-r--r-- | deps/v8/src/compiler/turboshaft/define-assembler-macros.inc | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/deps/v8/src/compiler/turboshaft/define-assembler-macros.inc b/deps/v8/src/compiler/turboshaft/define-assembler-macros.inc new file mode 100644 index 0000000000..dcdfdf57cd --- /dev/null +++ b/deps/v8/src/compiler/turboshaft/define-assembler-macros.inc @@ -0,0 +1,69 @@ +// Copyright 2023 the V8 project authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +// PRESUBMIT_INTENTIONALLY_MISSING_INCLUDE_GUARD + +// This file defines Turboshaft's assembler macros. Include this file before +// your reducers and don't forget to include 'undef-assembler-macros.inc' +// afterwards. + +#ifdef V8_COMPILER_TURBOSHAFT_ASSEMBLER_MACROS_DEFINED +#error \ + "Assembler macros already defined. Did you forget to #include \"undef-assembler-macros.inc\" in a previous file?" +#endif + +#define V8_COMPILER_TURBOSHAFT_ASSEMBLER_MACROS_DEFINED 1 + +#define BIND(label, ...) \ + auto [CONCAT(is_bound_, __LINE__), ##__VA_ARGS__] = \ + Asm().ControlFlowHelper_Bind(label); \ + (detail::SuppressUnusedWarning(CONCAT(is_bound_, __LINE__))) +#define LOOP(loop_label, ...) \ + for(auto [CONCAT(run_loop_, __LINE__), ##__VA_ARGS__] = \ + Asm().ControlFlowHelper_BindLoop(loop_label); CONCAT(run_loop_, __LINE__); \ + Asm().ControlFlowHelper_EndLoop(loop_label), \ + CONCAT(run_loop_, __LINE__) = false) +#define GOTO(label, ...) \ + Asm().ControlFlowHelper_Goto(label, {__VA_ARGS__}) +#define GOTO_IF(cond, label, ...) \ + Asm().ControlFlowHelper_GotoIf(cond, label, {__VA_ARGS__}, \ + BranchHint::kNone) +#define GOTO_IF_LIKELY(cond, label, ...) \ + Asm().ControlFlowHelper_GotoIf(cond, label, {__VA_ARGS__}, \ + BranchHint::kTrue) +#define GOTO_IF_UNLIKELY(cond, label, ...) \ + Asm().ControlFlowHelper_GotoIf(cond, label, {__VA_ARGS__}, \ + BranchHint::kFalse) +#define GOTO_IF_NOT(cond, label, ...) \ + Asm().ControlFlowHelper_GotoIfNot(cond, label, {__VA_ARGS__}, \ + BranchHint::kNone) +#define GOTO_IF_NOT_LIKELY(cond, label, ...) \ + Asm().ControlFlowHelper_GotoIfNot(cond, label, {__VA_ARGS__}, \ + BranchHint::kFalse) +#define GOTO_IF_NOT_UNLIKELY(cond, label, ...) \ + Asm().ControlFlowHelper_GotoIfNot(cond, label, {__VA_ARGS__}, \ + BranchHint::kTrue) + +#define IF_WITH_HINT(cond, if_not, hint) \ + for (bool bound = Asm().ControlFlowHelper_If(cond, if_not, hint); bound; \ + (bound = false), Asm().ControlFlowHelper_GotoEnd()) +#define IF(cond) IF_WITH_HINT(cond, false, BranchHint::kNone) +#define IF_LIKELY(cond) IF_WITH_HINT(cond, false, BranchHint::kTrue) +#define IF_UNLIKELY(cond) IF_WITH_HINT(cond, false, BranchHint::kFalse) +#define IF_NOT(cond) IF_WITH_HINT(cond, true, BranchHint::kNone) +#define IF_NOT_LIKELY(cond) IF_WITH_HINT(cond, true, BranchHint::kFalse) +#define IF_NOT_UNLIKELY(cond) IF_WITH_HINT(cond, true, BranchHint::kTrue) +#define ELSE_IF_WITH_HINT(cond, hint) \ + for (bool bound = Asm().ControlFlowHelper_ElseIf( \ + [&]() { return cond; }, hint); \ + bound; (bound = false), Asm().ControlFlowHelper_GotoEnd()) +#define ELSE_IF(cond) ELSE_IF_WITH_HINT(cond, BranchHint::kNone) +#define ELSE_IF_LIKELY(cond) ELSE_IF_WITH_HINT(cond, BranchHint::kTrue) +#define ELSE_IF_UNLIKELY(cond) ELSE_IF_WITH_HINT(cond, BranchHint::kFalse) +#define ELSE \ + for (bool bound = Asm().ControlFlowHelper_Else(); bound; \ + (bound = false), Asm().ControlFlowHelper_GotoEnd()) +#define END_IF Asm().ControlFlowHelper_EndIf(); + +#define __ Asm(). |