| /** |
| * D header file for POSIX. |
| * |
| * Copyright: Copyright Sean Kelly 2005 - 2009. |
| * License: $(HTTP www.boost.org/LICENSE_1_0.txt, Boost License 1.0). |
| * Authors: Sean Kelly |
| * Standards: The Open Group Base Specifications Issue 6, IEEE Std 1003.1, 2004 Edition |
| */ |
| |
| /* Copyright Sean Kelly 2005 - 2009. |
| * Distributed under the Boost Software License, Version 1.0. |
| * (See accompanying file LICENSE or copy at |
| * http://www.boost.org/LICENSE_1_0.txt) |
| */ |
| module core.sys.posix.ucontext; |
| |
| private import core.sys.posix.config; |
| public import core.sys.posix.signal; // for sigset_t, stack_t |
| private import core.stdc.stdint : uintptr_t; |
| |
| version (Posix): |
| extern (C): |
| nothrow: |
| @nogc: |
| |
| version (RISCV32) version = RISCV_Any; |
| version (RISCV64) version = RISCV_Any; |
| version (S390) version = IBMZ_Any; |
| version (SPARC) version = SPARC_Any; |
| version (SPARC64) version = SPARC_Any; |
| version (SystemZ) version = IBMZ_Any; |
| version (X86) version = X86_Any; |
| version (X86_64) version = X86_Any; |
| |
| // |
| // XOpen (XSI) |
| // |
| /* |
| mcontext_t |
| |
| struct ucontext_t |
| { |
| ucontext_t* uc_link; |
| sigset_t uc_sigmask; |
| stack_t uc_stack; |
| mcontext_t uc_mcontext; |
| } |
| */ |
| |
| version (CRuntime_Glibc) |
| { |
| |
| version (X86_64) |
| { |
| enum |
| { |
| REG_R8 = 0, |
| REG_R9, |
| REG_R10, |
| REG_R11, |
| REG_R12, |
| REG_R13, |
| REG_R14, |
| REG_R15, |
| REG_RDI, |
| REG_RSI, |
| REG_RBP, |
| REG_RBX, |
| REG_RDX, |
| REG_RAX, |
| REG_RCX, |
| REG_RSP, |
| REG_RIP, |
| REG_EFL, |
| REG_CSGSFS, /* Actually short cs, gs, fs, __pad0. */ |
| REG_ERR, |
| REG_TRAPNO, |
| REG_OLDMASK, |
| REG_CR2 |
| } |
| |
| private |
| { |
| struct _libc_fpxreg |
| { |
| ushort[4] significand; |
| ushort exponent; |
| ushort[3] padding; |
| } |
| |
| struct _libc_xmmreg |
| { |
| uint[4] element; |
| } |
| |
| struct _libc_fpstate |
| { |
| ushort cwd; |
| ushort swd; |
| ushort ftw; |
| ushort fop; |
| ulong rip; |
| ulong rdp; |
| uint mxcsr; |
| uint mxcr_mask; |
| _libc_fpxreg[8] _st; |
| _libc_xmmreg[16] _xmm; |
| uint[24] padding; |
| } |
| |
| enum NGREG = 23; |
| |
| alias c_long greg_t; |
| alias greg_t[NGREG] gregset_t; |
| alias _libc_fpstate* fpregset_t; |
| } |
| |
| struct mcontext_t |
| { |
| gregset_t gregs; |
| fpregset_t fpregs; |
| c_ulong[8] __reserved1; |
| } |
| |
| struct ucontext_t |
| { |
| c_ulong uc_flags; |
| ucontext_t* uc_link; |
| stack_t uc_stack; |
| mcontext_t uc_mcontext; |
| sigset_t uc_sigmask; |
| _libc_fpstate __fpregs_mem; |
| } |
| } |
| else version (X86) |
| { |
| enum |
| { |
| REG_GS = 0, |
| REG_FS, |
| REG_ES, |
| REG_DS, |
| REG_EDI, |
| REG_ESI, |
| REG_EBP, |
| REG_ESP, |
| REG_EBX, |
| REG_EDX, |
| REG_ECX, |
| REG_EAX, |
| REG_TRAPNO, |
| REG_ERR, |
| REG_EIP, |
| REG_CS, |
| REG_EFL, |
| REG_UESP, |
| REG_SS |
| } |
| |
| private |
| { |
| struct _libc_fpreg |
| { |
| ushort[4] significand; |
| ushort exponent; |
| } |
| |
| struct _libc_fpstate |
| { |
| c_ulong cw; |
| c_ulong sw; |
| c_ulong tag; |
| c_ulong ipoff; |
| c_ulong cssel; |
| c_ulong dataoff; |
| c_ulong datasel; |
| _libc_fpreg[8] _st; |
| c_ulong status; |
| } |
| |
| enum NGREG = 19; |
| |
| alias int greg_t; |
| alias greg_t[NGREG] gregset_t; |
| alias _libc_fpstate* fpregset_t; |
| } |
| |
| struct mcontext_t |
| { |
| gregset_t gregs; |
| fpregset_t fpregs; |
| c_ulong oldmask; |
| c_ulong cr2; |
| } |
| |
| struct ucontext_t |
| { |
| c_ulong uc_flags; |
| ucontext_t* uc_link; |
| stack_t uc_stack; |
| mcontext_t uc_mcontext; |
| sigset_t uc_sigmask; |
| _libc_fpstate __fpregs_mem; |
| } |
| } |
| else version (HPPA) |
| { |
| private |
| { |
| enum NGREG = 80; |
| enum NFPREG = 32; |
| |
| alias c_ulong greg_t; |
| |
| struct gregset_t |
| { |
| greg_t[32] g_regs; |
| greg_t[8] sr_regs; |
| greg_t[24] cr_regs; |
| greg_t[16] g_pad; |
| } |
| |
| struct fpregset_t |
| { |
| double[32] fpregs; |
| } |
| } |
| |
| struct mcontext_t |
| { |
| greg_t sc_flags; |
| greg_t[32] sc_gr; |
| fpregset_t sc_fr; |
| greg_t[2] sc_iasq; |
| greg_t[2] sc_iaoq; |
| greg_t sc_sar; |
| } |
| |
| struct ucontext_t |
| { |
| c_ulong uc_flags; |
| ucontext_t* uc_link; |
| stack_t uc_stack; |
| mcontext_t uc_mcontext; |
| sigset_t uc_sigmask; |
| } |
| } |
| else version (MIPS32) |
| { |
| private |
| { |
| enum NGREG = 32; |
| enum NFPREG = 32; |
| |
| alias ulong greg_t; |
| alias greg_t[NGREG] gregset_t; |
| |
| struct fpregset_t |
| { |
| union fp_r_t |
| { |
| double[NFPREG] fp_dregs; |
| static struct fp_fregs_t |
| { |
| float _fp_fregs; |
| uint _fp_pad; |
| } fp_fregs_t[NFPREG] fp_fregs; |
| } fp_r_t fp_r; |
| } |
| } |
| |
| version (MIPS_O32) |
| { |
| struct mcontext_t |
| { |
| uint regmask; |
| uint status; |
| greg_t pc; |
| gregset_t gregs; |
| fpregset_t fpregs; |
| uint fp_owned; |
| uint fpc_csr; |
| uint fpc_eir; |
| uint used_math; |
| uint dsp; |
| greg_t mdhi; |
| greg_t mdlo; |
| c_ulong hi1; |
| c_ulong lo1; |
| c_ulong hi2; |
| c_ulong lo2; |
| c_ulong hi3; |
| c_ulong lo3; |
| } |
| } |
| else |
| { |
| struct mcontext_t |
| { |
| gregset_t gregs; |
| fpregset_t fpregs; |
| greg_t mdhi; |
| greg_t hi1; |
| greg_t hi2; |
| greg_t hi3; |
| greg_t mdlo; |
| greg_t lo1; |
| greg_t lo2; |
| greg_t lo3; |
| greg_t pc; |
| uint fpc_csr; |
| uint used_math; |
| uint dsp; |
| uint reserved; |
| } |
| } |
| |
| struct ucontext_t |
| { |
| c_ulong uc_flags; |
| ucontext_t* uc_link; |
| stack_t uc_stack; |
| mcontext_t uc_mcontext; |
| sigset_t uc_sigmask; |
| } |
| } |
| else version (MIPS64) |
| { |
| private |
| { |
| enum NGREG = 32; |
| enum NFPREG = 32; |
| |
| alias ulong greg_t; |
| alias greg_t[NGREG] gregset_t; |
| |
| struct fpregset_t |
| { |
| union fp_r_t |
| { |
| double[NFPREG] fp_dregs; |
| static struct fp_fregs_t |
| { |
| float _fp_fregs; |
| uint _fp_pad; |
| } fp_fregs_t[NFPREG] fp_fregs; |
| } fp_r_t fp_r; |
| } |
| } |
| |
| struct mcontext_t |
| { |
| gregset_t gregs; |
| fpregset_t fpregs; |
| greg_t mdhi; |
| greg_t hi1; |
| greg_t hi2; |
| greg_t hi3; |
| greg_t mdlo; |
| greg_t lo1; |
| greg_t lo2; |
| greg_t lo3; |
| greg_t pc; |
| uint fpc_csr; |
| uint used_math; |
| uint dsp; |
| uint reserved; |
| } |
| |
| struct ucontext_t |
| { |
| c_ulong uc_flags; |
| ucontext_t* uc_link; |
| stack_t uc_stack; |
| mcontext_t uc_mcontext; |
| sigset_t uc_sigmask; |
| } |
| } |
| else version (PPC) |
| { |
| private |
| { |
| enum NGREG = 48; |
| |
| alias c_ulong greg_t; |
| alias greg_t[NGREG] gregset_t; |
| |
| struct fpregset_t |
| { |
| double[32] fpregs; |
| double fpscr; |
| uint[2] _pad; |
| } |
| |
| struct vrregset_t |
| { |
| uint[32][4] vrregs; |
| uint vrsave; |
| uint[2] __pad; |
| uint vscr; |
| } |
| |
| struct pt_regs |
| { |
| c_ulong[32] gpr; |
| c_ulong nip; |
| c_ulong msr; |
| c_ulong orig_gpr3; |
| c_ulong ctr; |
| c_ulong link; |
| c_ulong xer; |
| c_ulong ccr; |
| c_ulong mq; |
| c_ulong trap; |
| c_ulong dar; |
| c_ulong dsisr; |
| c_ulong result; |
| } |
| } |
| |
| struct mcontext_t |
| { |
| gregset_t gregs; |
| fpregset_t fpregs; |
| align(16) vrregset_t vrregs; |
| } |
| |
| struct ucontext_t |
| { |
| c_ulong uc_flags; |
| ucontext_t* uc_link; |
| stack_t uc_stack; |
| int[7] uc_pad; |
| union uc_mcontext |
| { |
| pt_regs* regs; |
| mcontext_t* uc_regs; |
| } |
| sigset_t uc_sigmask; |
| char[mcontext_t.sizeof + 12] uc_reg_space = 0; |
| } |
| } |
| else version (PPC64) |
| { |
| private |
| { |
| enum NGREG = 48; |
| enum NFPREG = 33; |
| enum NVRREG = 34; |
| |
| alias c_ulong greg_t; |
| alias greg_t[NGREG] gregset_t; |
| alias double[NFPREG] fpregset_t; |
| |
| struct vscr_t |
| { |
| uint[3] __pad; |
| uint vscr_word; |
| } |
| |
| struct vrregset_t |
| { |
| uint[32][4] vrregs; |
| vscr_t vscr; |
| uint vrsave; |
| uint[3] __pad; |
| } |
| |
| struct pt_regs |
| { |
| c_ulong[32] gpr; |
| c_ulong nip; |
| c_ulong msr; |
| c_ulong orig_gpr3; |
| c_ulong ctr; |
| c_ulong link; |
| c_ulong xer; |
| c_ulong ccr; |
| c_ulong softe; |
| c_ulong trap; |
| c_ulong dar; |
| c_ulong dsisr; |
| c_ulong result; |
| } |
| } |
| |
| struct mcontext_t |
| { |
| c_ulong[4] __unused; |
| int signal; |
| int __pad0; |
| c_ulong handler; |
| c_ulong oldmask; |
| pt_regs* regs; |
| gregset_t gp_regs; |
| fpregset_t fp_regs; |
| vrregset_t *v_regs; |
| c_long[NVRREG+NVRREG+1] vmx_reserve; |
| } |
| |
| struct ucontext_t |
| { |
| c_ulong uc_flags; |
| ucontext_t* uc_link; |
| stack_t uc_stack; |
| sigset_t uc_sigmask; |
| mcontext_t uc_mcontext; |
| } |
| } |
| else version (ARM) |
| { |
| enum |
| { |
| R0 = 0, |
| R1 = 1, |
| R2 = 2, |
| R3 = 3, |
| R4 = 4, |
| R5 = 5, |
| R6 = 6, |
| R7 = 7, |
| R8 = 8, |
| R9 = 9, |
| R10 = 10, |
| R11 = 11, |
| R12 = 12, |
| R13 = 13, |
| R14 = 14, |
| R15 = 15 |
| } |
| |
| struct sigcontext |
| { |
| c_ulong trap_no; |
| c_ulong error_code; |
| c_ulong oldmask; |
| c_ulong arm_r0; |
| c_ulong arm_r1; |
| c_ulong arm_r2; |
| c_ulong arm_r3; |
| c_ulong arm_r4; |
| c_ulong arm_r5; |
| c_ulong arm_r6; |
| c_ulong arm_r7; |
| c_ulong arm_r8; |
| c_ulong arm_r9; |
| c_ulong arm_r10; |
| c_ulong arm_fp; |
| c_ulong arm_ip; |
| c_ulong arm_sp; |
| c_ulong arm_lr; |
| c_ulong arm_pc; |
| c_ulong arm_cpsr; |
| c_ulong fault_address; |
| } |
| |
| //alias elf_fpregset_t fpregset_t; |
| alias sigcontext mcontext_t; |
| |
| struct ucontext_t |
| { |
| c_ulong uc_flags; |
| ucontext_t* uc_link; |
| stack_t uc_stack; |
| mcontext_t uc_mcontext; |
| sigset_t uc_sigmask; |
| align(8) c_ulong[128] uc_regspace; |
| } |
| } |
| else version (AArch64) |
| { |
| alias int greg_t; |
| |
| struct sigcontext { |
| ulong fault_address; |
| /* AArch64 registers */ |
| ulong[31] regs; |
| ulong sp; |
| ulong pc; |
| ulong pstate; |
| /* 4K reserved for FP/SIMD state and future expansion */ |
| align(16) ubyte[4096] __reserved; |
| } |
| |
| alias sigcontext mcontext_t; |
| |
| struct ucontext_t |
| { |
| c_ulong uc_flags; |
| ucontext_t* uc_link; |
| stack_t uc_stack; |
| sigset_t uc_sigmask; |
| mcontext_t uc_mcontext; |
| } |
| } |
| else version (RISCV_Any) |
| { |
| private |
| { |
| alias c_ulong[32] __riscv_mc_gp_state; |
| |
| struct __riscv_mc_f_ext_state |
| { |
| uint[32] __f; |
| uint __fcsr; |
| } |
| |
| struct __riscv_mc_d_ext_state |
| { |
| ulong[32] __f; |
| uint __fcsr; |
| } |
| |
| struct __riscv_mc_q_ext_state |
| { |
| align(16) ulong[64] __f; |
| uint __fcsr; |
| uint[3] __reserved; |
| } |
| |
| union __riscv_mc_fp_state |
| { |
| __riscv_mc_f_ext_state __f; |
| __riscv_mc_d_ext_state __d; |
| __riscv_mc_q_ext_state __q; |
| } |
| } |
| |
| struct mcontext_t |
| { |
| __riscv_mc_gp_state __gregs; |
| __riscv_mc_fp_state __fpregs; |
| } |
| |
| struct ucontext_t |
| { |
| c_ulong __uc_flags; |
| ucontext_t* uc_link; |
| stack_t uc_stack; |
| sigset_t uc_sigmask; |
| char[1024 / 8 - sigset_t.sizeof] __reserved = 0; |
| mcontext_t uc_mcontext; |
| } |
| } |
| else version (SPARC64) |
| { |
| enum MC_NGREG = 19; |
| alias mc_greg_t = c_ulong; |
| alias mc_gregset_t = mc_greg_t[MC_NGREG]; |
| |
| struct mc_fq |
| { |
| c_ulong* mcfq_addr; |
| uint mcfq_insn; |
| } |
| |
| struct mc_fpu_t |
| { |
| union mcfpu_fregs_t |
| { |
| uint[32] sregs; |
| c_ulong[32] dregs; |
| real[16] qregs; |
| } |
| mcfpu_fregs_t mcfpu_fregs; |
| c_ulong mcfpu_fsr; |
| c_ulong mcfpu_fprs; |
| c_ulong mcfpu_gsr; |
| mc_fq* mcfpu_fq; |
| ubyte mcfpu_qcnt; |
| ubyte mcfpu_qentsz; |
| ubyte mcfpu_enab; |
| } |
| |
| struct mcontext_t |
| { |
| mc_gregset_t mc_gregs; |
| mc_greg_t mc_fp; |
| mc_greg_t mc_i7; |
| mc_fpu_t mc_fpregs; |
| } |
| |
| struct ucontext_t |
| { |
| ucontext_t* uc_link; |
| c_ulong uc_flags; |
| c_ulong __uc_sigmask; |
| mcontext_t uc_mcontext; |
| stack_t uc_stack; |
| sigset_t uc_sigmask; |
| } |
| |
| /* Location of the users' stored registers relative to R0. |
| * Usage is as an index into a gregset_t array. */ |
| enum |
| { |
| REG_PSR = 0, |
| REG_PC = 1, |
| REG_nPC = 2, |
| REG_Y = 3, |
| REG_G1 = 4, |
| REG_G2 = 5, |
| REG_G3 = 6, |
| REG_G4 = 7, |
| REG_G5 = 8, |
| REG_G6 = 9, |
| REG_G7 = 10, |
| REG_O0 = 11, |
| REG_O1 = 12, |
| REG_O2 = 13, |
| REG_O3 = 14, |
| REG_O4 = 15, |
| REG_O5 = 16, |
| REG_O6 = 17, |
| REG_O7 = 18, |
| REG_ASI = 19, |
| REG_FPRS = 20, |
| } |
| |
| enum NGREG = 21; |
| alias greg_t = c_ulong; |
| alias gregset_t = greg_t[NGREG]; |
| } |
| else version (IBMZ_Any) |
| { |
| public import core.sys.posix.signal : sigset_t; |
| |
| enum NGREG = 27; |
| |
| alias greg_t = c_ulong; |
| alias gregset_t = align(8) greg_t[NGREG]; |
| |
| align(8) struct __psw_t |
| { |
| c_ulong mask; |
| c_ulong addr; |
| } |
| |
| union fpreg_t |
| { |
| double d; |
| float f; |
| } |
| |
| struct fpregset_t |
| { |
| uint fpc; |
| fpreg_t[16] fprs; |
| } |
| |
| struct mcontext_t |
| { |
| __psw_t psw; |
| c_ulong[16] gregs; |
| uint[16] aregs; |
| fpregset_t fpregs; |
| } |
| |
| struct ucontext |
| { |
| c_ulong uc_flags; |
| ucontext* uc_link; |
| stack_t uc_stack; |
| mcontext_t uc_mcontext; |
| sigset_t uc_sigmask; |
| } |
| |
| alias ucontext_t = ucontext; |
| } |
| else |
| static assert(0, "unimplemented"); |
| } |
| else version (FreeBSD) |
| { |
| // <machine/ucontext.h> |
| version (X86_64) |
| { |
| alias long __register_t; |
| alias uint __uint32_t; |
| alias ushort __uint16_t; |
| |
| struct mcontext_t { |
| __register_t mc_onstack; |
| __register_t mc_rdi; |
| __register_t mc_rsi; |
| __register_t mc_rdx; |
| __register_t mc_rcx; |
| __register_t mc_r8; |
| __register_t mc_r9; |
| __register_t mc_rax; |
| __register_t mc_rbx; |
| __register_t mc_rbp; |
| __register_t mc_r10; |
| __register_t mc_r11; |
| __register_t mc_r12; |
| __register_t mc_r13; |
| __register_t mc_r14; |
| __register_t mc_r15; |
| __uint32_t mc_trapno; |
| __uint16_t mc_fs; |
| __uint16_t mc_gs; |
| __register_t mc_addr; |
| __uint32_t mc_flags; |
| __uint16_t mc_es; |
| __uint16_t mc_ds; |
| __register_t mc_err; |
| __register_t mc_rip; |
| __register_t mc_cs; |
| __register_t mc_rflags; |
| __register_t mc_rsp; |
| __register_t mc_ss; |
| |
| long mc_len; /* sizeof(mcontext_t) */ |
| |
| long mc_fpformat; |
| long mc_ownedfp; |
| |
| align(16) |
| long[64] mc_fpstate; |
| |
| __register_t mc_fsbase; |
| __register_t mc_gsbase; |
| |
| long[6] mc_spare; |
| } |
| } |
| else version (X86) |
| { |
| alias int __register_t; |
| |
| struct mcontext_t |
| { |
| __register_t mc_onstack; |
| __register_t mc_gs; |
| __register_t mc_fs; |
| __register_t mc_es; |
| __register_t mc_ds; |
| __register_t mc_edi; |
| __register_t mc_esi; |
| __register_t mc_ebp; |
| __register_t mc_isp; |
| __register_t mc_ebx; |
| __register_t mc_edx; |
| __register_t mc_ecx; |
| __register_t mc_eax; |
| __register_t mc_trapno; |
| __register_t mc_err; |
| __register_t mc_eip; |
| __register_t mc_cs; |
| __register_t mc_eflags; |
| __register_t mc_esp; |
| __register_t mc_ss; |
| |
| int mc_len; |
| int mc_fpformat; |
| int mc_ownedfp; |
| int[1] mc_spare1; |
| |
| align(16) |
| int[128] mc_fpstate; |
| |
| __register_t mc_fsbase; |
| __register_t mc_gsbase; |
| |
| int[6] mc_spare2; |
| } |
| } |
| else version (AArch64) |
| { |
| alias __register_t = long; |
| |
| struct gpregs |
| { |
| __register_t[30] gp_x; |
| __register_t gp_lr; |
| __register_t gp_sp; |
| __register_t gp_elr; |
| uint gp_spsr; |
| int gp_pad; |
| } |
| |
| struct fpregs |
| { |
| ulong[2][32] fp_q; // __uint128_t |
| uint fp_sr; |
| uint fp_cr; |
| int fp_flags; |
| int fp_pad; |
| } |
| |
| struct mcontext_t |
| { |
| gpregs mc_gpregs; |
| fpregs mc_fpregs; |
| int mc_flags; |
| int mc_pad; |
| ulong[8] mc_spare; |
| } |
| } |
| |
| // <ucontext.h> |
| enum UCF_SWAPPED = 0x00000001; |
| |
| struct ucontext_t |
| { |
| sigset_t uc_sigmask; |
| mcontext_t uc_mcontext; |
| |
| ucontext_t* uc_link; |
| stack_t uc_stack; |
| int uc_flags; |
| int[4] __spare__; |
| } |
| } |
| else version (NetBSD) |
| { |
| |
| version (X86_64) |
| { |
| enum { NGREG = 26 }; |
| alias __greg_t = ulong; |
| alias __gregset_t = __greg_t[NGREG]; |
| alias __fpregset_t = align(8)ubyte[512]; |
| |
| struct mcontext_t { |
| __gregset_t __gregs; |
| __greg_t _mc_tlsbase; |
| __fpregset_t __fpregs; |
| } |
| } |
| else version (X86) |
| { |
| enum { NGREG = 19 }; |
| alias __greg_t = ulong; |
| alias __gregset_t = __greg_t[_NGREG]; |
| struct __fpregset_t{ |
| union __fp_reg_set{ |
| struct __fpchip_state{ |
| int[27] __fp_state; /* Environment and registers */ |
| } ; /* x87 regs in fsave format */ |
| struct __fp_xmm_state{ |
| ubyte[512] __fp_xmm; |
| } ; /* x87 and xmm regs in fxsave format */ |
| int[128] __fp_fpregs; |
| }; |
| __fpregset_t __fp_reg_set; |
| int[33] __fp_pad; /* Historic padding */ |
| }; |
| |
| struct mcontext_t { |
| __gregset_t __gregs; |
| __fpregset_t __fpregs; |
| __greg_t _mc_tlsbase; |
| } |
| } |
| |
| struct ucontext_t |
| { |
| uint uc_flags; /* properties */ |
| ucontext_t * uc_link; /* context to resume */ |
| sigset_t uc_sigmask; /* signals blocked in this context */ |
| stack_t uc_stack; /* the stack used by this context */ |
| mcontext_t uc_mcontext; /* machine state */ |
| /+ todo #if defined(_UC_MACHINE_PAD) |
| long __uc_pad[_UC_MACHINE_PAD]; |
| #endif |
| +/ |
| |
| } |
| } |
| else version (DragonFlyBSD) |
| { |
| // <machine/ucontext.h> |
| version (X86_64) |
| { |
| alias long __register_t; |
| alias uint __uint32_t; |
| alias ushort __uint16_t; |
| |
| struct mcontext_t { |
| __register_t mc_onstack; |
| __register_t mc_rdi; |
| __register_t mc_rsi; |
| __register_t mc_rdx; |
| __register_t mc_rcx; |
| __register_t mc_r8; |
| __register_t mc_r9; |
| __register_t mc_rax; |
| __register_t mc_rbx; |
| __register_t mc_rbp; |
| __register_t mc_r10; |
| __register_t mc_r11; |
| __register_t mc_r12; |
| __register_t mc_r13; |
| __register_t mc_r14; |
| __register_t mc_r15; |
| __register_t mc_xflags; |
| __register_t mc_trapno; |
| __register_t mc_addr; |
| __register_t mc_flags; |
| __register_t mc_err; |
| __register_t mc_rip; |
| __register_t mc_cs; |
| __register_t mc_rflags; |
| __register_t mc_rsp; |
| __register_t mc_ss; |
| |
| uint mc_len; |
| uint mc_fpformat; |
| uint mc_ownedfp; |
| uint mc_reserved; |
| uint[8] mc_unused; |
| int[256] mc_fpregs; |
| }; // __attribute__((aligned(64))); |
| } |
| else |
| { |
| static assert(0, "Only X86_64 support on DragonFlyBSD"); |
| } |
| |
| // <ucontext.h> |
| enum UCF_SWAPPED = 0x00000001; |
| |
| struct ucontext_t |
| { |
| sigset_t uc_sigmask; |
| mcontext_t uc_mcontext; |
| |
| ucontext_t* uc_link; |
| stack_t uc_stack; |
| void function(ucontext_t *, void *) uc_cofunc; |
| void* uc_arg; |
| int[4] __spare__; |
| } |
| } |
| else version (Solaris) |
| { |
| private import core.stdc.stdint; |
| |
| alias uint[4] upad128_t; |
| |
| version (SPARC64) |
| { |
| enum _NGREG = 21; |
| alias long greg_t; |
| } |
| else version (SPARC) |
| { |
| enum _NGREG = 19; |
| alias int greg_t; |
| } |
| else version (X86_64) |
| { |
| enum _NGREG = 28; |
| alias long greg_t; |
| } |
| else version (X86) |
| { |
| enum _NGREG = 19; |
| alias int greg_t; |
| } |
| else |
| static assert(0, "unimplemented"); |
| |
| alias greg_t[_NGREG] gregset_t; |
| |
| version (SPARC64) |
| { |
| private |
| { |
| struct _fpq |
| { |
| uint *fpq_addr; |
| uint fpq_instr; |
| } |
| |
| struct fq |
| { |
| union |
| { |
| double whole; |
| _fpq fpq; |
| } |
| } |
| } |
| |
| struct fpregset_t |
| { |
| union |
| { |
| uint[32] fpu_regs; |
| double[32] fpu_dregs; |
| real[16] fpu_qregs; |
| } |
| fq *fpu_q; |
| ulong fpu_fsr; |
| ubyte fpu_qcnt; |
| ubyte fpu_q_entrysize; |
| ubyte fpu_en; |
| } |
| } |
| else version (SPARC) |
| { |
| private |
| { |
| struct _fpq |
| { |
| uint *fpq_addr; |
| uint fpq_instr; |
| } |
| |
| struct fq |
| { |
| union |
| { |
| double whole; |
| _fpq fpq; |
| } |
| } |
| } |
| |
| struct fpregset_t |
| { |
| union |
| { |
| uint[32] fpu_regs; |
| double[16] fpu_dregs; |
| }; |
| fq *fpu_q; |
| uint fpu_fsr; |
| ubyte fpu_qcnt; |
| ubyte fpu_q_entrysize; |
| ubyte fpu_en; |
| } |
| } |
| else version (X86_64) |
| { |
| private |
| { |
| union _u_st |
| { |
| ushort[5] fpr_16; |
| upad128_t __fpr_pad; |
| } |
| } |
| |
| struct fpregset_t |
| { |
| union fp_reg_set |
| { |
| struct fpchip_state |
| { |
| ushort cw; |
| ushort sw; |
| ubyte fctw; |
| ubyte __fx_rsvd; |
| ushort fop; |
| ulong rip; |
| ulong rdp; |
| uint mxcsr; |
| uint mxcsr_mask; |
| _u_st[8] st; |
| upad128_t[16] xmm; |
| upad128_t[6] __fx_ign2; |
| uint status; |
| uint xstatus; |
| } |
| uint[130] f_fpregs; |
| } |
| } |
| } |
| else version (X86) |
| { |
| struct fpregset_t |
| { |
| union u_fp_reg_set |
| { |
| struct s_fpchip_state |
| { |
| uint[27] state; |
| uint status; |
| uint mxcsr; |
| uint xstatus; |
| uint[2] __pad; |
| upad128_t[8] xmm; |
| } |
| s_fpchip_state fpchip_state; |
| |
| struct s_fp_emul_space |
| { |
| ubyte[246] fp_emul; |
| ubyte[2] fp_epad; |
| } |
| s_fp_emul_space fp_emul_space; |
| uint[95] f_fpregs; |
| } |
| u_fp_reg_set fp_reg_set; |
| } |
| } |
| else |
| static assert(0, "unimplemented"); |
| |
| version (SPARC_Any) |
| { |
| private |
| { |
| struct rwindow |
| { |
| greg_t[8] rw_local; |
| greg_t[8] rw_in; |
| } |
| |
| struct gwindows_t |
| { |
| int wbcnt; |
| greg_t[31] *spbuf; |
| rwindow[31] wbuf; |
| } |
| |
| struct xrs_t |
| { |
| uint xrs_id; |
| caddr_t xrs_ptr; |
| } |
| |
| struct cxrs_t |
| { |
| uint cxrs_id; |
| caddr_t cxrs_ptr; |
| } |
| |
| alias int64_t[16] asrset_t; |
| } |
| |
| struct mcontext_t |
| { |
| gregset_t gregs; |
| gwindows_t *gwins; |
| fpregset_t fpregs; |
| xrs_t xrs; |
| version (SPARC64) |
| { |
| asrset_t asrs; |
| cxrs_t cxrs; |
| c_long[2] filler; |
| } |
| else version (SPARC) |
| { |
| cxrs_t cxrs; |
| c_long[17] filler; |
| } |
| } |
| } |
| else version (X86_Any) |
| { |
| private |
| { |
| struct xrs_t |
| { |
| uint xrs_id; |
| caddr_t xrs_ptr; |
| } |
| } |
| |
| struct mcontext_t |
| { |
| gregset_t gregs; |
| fpregset_t fpregs; |
| } |
| } |
| |
| struct ucontext_t |
| { |
| version (SPARC_Any) |
| uint uc_flags; |
| else version (X86_Any) |
| c_ulong uc_flags; |
| ucontext_t *uc_link; |
| sigset_t uc_sigmask; |
| stack_t uc_stack; |
| mcontext_t uc_mcontext; |
| version (SPARC64) |
| c_long[4] uc_filler; |
| else version (SPARC) |
| c_long[23] uc_filler; |
| else version (X86_Any) |
| { |
| xrs_t uc_xrs; |
| c_long[3] uc_filler; |
| } |
| } |
| } |
| else version (CRuntime_UClibc) |
| { |
| version (X86_64) |
| { |
| enum |
| { |
| REG_R8 = 0, |
| REG_R9, |
| REG_R10, |
| REG_R11, |
| REG_R12, |
| REG_R13, |
| REG_R14, |
| REG_R15, |
| REG_RDI, |
| REG_RSI, |
| REG_RBP, |
| REG_RBX, |
| REG_RDX, |
| REG_RAX, |
| REG_RCX, |
| REG_RSP, |
| REG_RIP, |
| REG_EFL, |
| REG_CSGSFS, /* Actually short cs, gs, fs, __pad0. */ |
| REG_ERR, |
| REG_TRAPNO, |
| REG_OLDMASK, |
| REG_CR2 |
| } |
| |
| alias sigcontext mcontext_t; |
| |
| struct ucontext_t |
| { |
| c_ulong uc_flags; |
| ucontext_t* uc_link; |
| stack_t uc_stack; |
| mcontext_t uc_mcontext; |
| sigset_t uc_sigmask; |
| } |
| } |
| else version (MIPS32) |
| { |
| alias greg_t = ulong; |
| enum NGREG = 32; |
| enum NFPREG = 32; |
| alias gregset_t = greg_t[NGREG]; |
| |
| struct fpregset_t |
| { |
| union fp_r |
| { |
| double[NFPREG] fp_dregs; |
| struct _fp_fregs |
| { |
| float _fp_fregs; |
| uint _fp_pad; |
| } |
| _fp_fregs[NFPREG] fp_fregs; |
| } |
| } |
| |
| version (MIPS_O32) |
| { |
| struct mcontext_t |
| { |
| uint regmask; |
| uint status; |
| greg_t pc; |
| gregset_t gregs; |
| fpregset_t fpregs; |
| uint fp_owned; |
| uint fpc_csr; |
| uint fpc_eir; |
| uint used_math; |
| uint dsp; |
| greg_t mdhi; |
| greg_t mdlo; |
| c_ulong hi1; |
| c_ulong lo1; |
| c_ulong hi2; |
| c_ulong lo2; |
| c_ulong hi3; |
| c_ulong lo3; |
| } |
| } |
| else |
| { |
| struct mcontext_t |
| { |
| gregset_t gregs; |
| fpregset_t fpregs; |
| greg_t mdhi; |
| greg_t hi1; |
| greg_t hi2; |
| greg_t hi3; |
| greg_t mdlo; |
| greg_t lo1; |
| greg_t lo2; |
| greg_t lo3; |
| greg_t pc; |
| uint fpc_csr; |
| uint used_math; |
| uint dsp; |
| uint reserved; |
| } |
| } |
| |
| struct ucontext_t |
| { |
| c_ulong uc_flags; |
| ucontext_t* uc_link; |
| stack_t uc_stack; |
| mcontext_t uc_mcontext; |
| sigset_t uc_sigmask; |
| } |
| } |
| else version (ARM) |
| { |
| enum |
| { |
| R0 = 0, |
| R1 = 1, |
| R2 = 2, |
| R3 = 3, |
| R4 = 4, |
| R5 = 5, |
| R6 = 6, |
| R7 = 7, |
| R8 = 8, |
| R9 = 9, |
| R10 = 10, |
| R11 = 11, |
| R12 = 12, |
| R13 = 13, |
| R14 = 14, |
| R15 = 15 |
| } |
| |
| struct sigcontext |
| { |
| c_ulong trap_no; |
| c_ulong error_code; |
| c_ulong oldmask; |
| c_ulong arm_r0; |
| c_ulong arm_r1; |
| c_ulong arm_r2; |
| c_ulong arm_r3; |
| c_ulong arm_r4; |
| c_ulong arm_r5; |
| c_ulong arm_r6; |
| c_ulong arm_r7; |
| c_ulong arm_r8; |
| c_ulong arm_r9; |
| c_ulong arm_r10; |
| c_ulong arm_fp; |
| c_ulong arm_ip; |
| c_ulong arm_sp; |
| c_ulong arm_lr; |
| c_ulong arm_pc; |
| c_ulong arm_cpsr; |
| c_ulong fault_address; |
| } |
| |
| alias sigcontext mcontext_t; |
| |
| struct ucontext_t |
| { |
| c_ulong uc_flags; |
| ucontext_t* uc_link; |
| stack_t uc_stack; |
| mcontext_t uc_mcontext; |
| sigset_t uc_sigmask; |
| align(8) c_ulong[128] uc_regspace; |
| } |
| } |
| else |
| static assert(0, "unimplemented"); |
| } |
| |
| // |
| // Obsolescent (OB) |
| // |
| /* |
| int getcontext(ucontext_t*); |
| void makecontext(ucontext_t*, void function(), int, ...); |
| int setcontext(in ucontext_t*); |
| int swapcontext(ucontext_t*, in ucontext_t*); |
| */ |
| |
| static if ( is( ucontext_t ) ) |
| { |
| int getcontext(ucontext_t*); |
| |
| version (Solaris) |
| { |
| version (SPARC_Any) |
| { |
| void __makecontext_v2(ucontext_t*, void function(), int, ...); |
| alias makecontext = __makecontext_v2; |
| } |
| else |
| void makecontext(ucontext_t*, void function(), int, ...); |
| } |
| else |
| void makecontext(ucontext_t*, void function(), int, ...); |
| |
| int setcontext(in ucontext_t*); |
| int swapcontext(ucontext_t*, in ucontext_t*); |
| } |
| |
| version (Solaris) |
| { |
| int walkcontext(in ucontext_t*, int function(uintptr_t, int, void*), void*); |
| int addrtosymstr(uintptr_t, char*, int); |
| int printstack(int); |
| } |
| |
