js/src/jit/JitCommon.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
   2  * vim: set ts=8 sts=2 et sw=2 tw=80:
   3  * This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef jit_JitCommon_h
   8 #define jit_JitCommon_h
   9
  10 // Various macros used by all JITs.
  11
  12 #if defined(JS_SIMULATOR_ARM)
  13 #  include "jit/arm/Simulator-arm.h"
  14 #elif defined(JS_SIMULATOR_ARM64)
  15 #  include "jit/arm64/vixl/Simulator-vixl.h"
  16 #elif defined(JS_SIMULATOR_MIPS32)
  17 #  include "jit/mips32/Simulator-mips32.h"
  18 #elif defined(JS_SIMULATOR_MIPS64)
  19 #  include "jit/mips64/Simulator-mips64.h"
  20 #endif
  21
  22 #ifdef JS_SIMULATOR
  23 // Call into cross-jitted code by following the ABI of the simulated
  24 // architecture.
  25 #  define CALL_GENERATED_CODE(entry, p0, p1, p2, p3, p4, p5, p6, p7)          \
  26     (js::jit::Simulator::Current()->call(                                     \
  27         JS_FUNC_TO_DATA_PTR(uint8_t*, entry), 8, intptr_t(p0), intptr_t(p1),  \
  28         intptr_t(p2), intptr_t(p3), intptr_t(p4), intptr_t(p5), intptr_t(p6), \
  29         intptr_t(p7)))
  30
  31 #  define CALL_GENERATED_1(entry, p0)                                          \
  32     (js::jit::Simulator::Current()->call(JS_FUNC_TO_DATA_PTR(uint8_t*, entry), \
  33                                          1, intptr_t(p0)))
  34
  35 #  define CALL_GENERATED_2(entry, p0, p1)                                      \
  36     (js::jit::Simulator::Current()->call(JS_FUNC_TO_DATA_PTR(uint8_t*, entry), \
  37                                          2, intptr_t(p0), intptr_t(p1)))
  38
  39 #  define CALL_GENERATED_3(entry, p0, p1, p2)                                  \
  40     (js::jit::Simulator::Current()->call(JS_FUNC_TO_DATA_PTR(uint8_t*, entry), \
  41                                          3, intptr_t(p0), intptr_t(p1),        \
  42                                          intptr_t(p2)))
  43
  44 #else
  45
  46 // Call into jitted code by following the ABI of the native architecture.
  47 #  define CALL_GENERATED_CODE(entry, p0, p1, p2, p3, p4, p5, p6, p7) \
  48     entry(p0, p1, p2, p3, p4, p5, p6, p7)
  49
  50 #  define CALL_GENERATED_1(entry, p0) entry(p0)
  51 #  define CALL_GENERATED_2(entry, p0, p1) entry(p0, p1)
  52 #  define CALL_GENERATED_3(entry, p0, p1, p2) entry(p0, p1, p2)
  53
  54 #endif
  55
  56 #endif  // jit_JitCommon_h