-std::array<const char *, 12> X86GPRsToSave = {{
- "rbp", "rbx", "r12", "r13", "r14", "r15", // Callee saved.
- "rdi", "rsi", "rdx", "rcx", "r8", "r9", // Int args.
-}};
-
-std::array<const char *, 8> X86XMMsToSave = {{
- "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7" // FP args
-}};
-
-template <typename OStream> unsigned saveX86Regs(OStream &OS) {
- for (const auto &GPR : X86GPRsToSave)
- OS << " pushq %" << GPR << "\n";
-
- OS << " subq $" << (16 * X86XMMsToSave.size()) << ", %rsp\n";
-
- for (unsigned i = 0; i < X86XMMsToSave.size(); ++i)
- OS << " movdqu %" << X86XMMsToSave[i] << ", "
- << (16 * (X86XMMsToSave.size() - i - 1)) << "(%rsp)\n";
-
- return (8 * X86GPRsToSave.size()) + (16 * X86XMMsToSave.size());
-}
-
-template <typename OStream> void restoreX86Regs(OStream &OS) {
- for (unsigned i = 0; i < X86XMMsToSave.size(); ++i)
- OS << " movdqu " << (16 * i) << "(%rsp), %"
- << X86XMMsToSave[(X86XMMsToSave.size() - i - 1)] << "\n";
- OS << " addq $" << (16 * X86XMMsToSave.size()) << ", %rsp\n";
-
- for (unsigned i = 0; i < X86GPRsToSave.size(); ++i)
- OS << " popq %" << X86GPRsToSave[X86GPRsToSave.size() - i - 1] << "\n";
-}
-
-template <typename TargetT>