1 // SPDX-License-Identifier: GPL-2.0 1
2 #include <sys/ucontext.h>
3 #define __FRAME_OFFSETS
4 #include <asm/ptrace.h>
5 #include <sysdep/ptrace.h>
6 #include <sysdep/mcontext.h>
7
8 void get_regs_from_mc(struct uml_pt_regs *regs
9 {
10 #ifdef __i386__
11 #define COPY2(X,Y) regs->gp[X] = mc->gregs[REG
12 #define COPY(X) regs->gp[X] = mc->gregs[REG_##
13 #define COPY_SEG(X) regs->gp[X] = mc->gregs[RE
14 #define COPY_SEG_CPL3(X) regs->gp[X] = (mc->gr
15 COPY_SEG(GS); COPY_SEG(FS); COPY_SEG(E
16 COPY(EDI); COPY(ESI); COPY(EBP);
17 COPY2(UESP, ESP); /* sic */
18 COPY(EBX); COPY(EDX); COPY(ECX); COPY(
19 COPY(EIP); COPY_SEG_CPL3(CS); COPY(EFL
20 #else
21 #define COPY2(X,Y) regs->gp[X/sizeof(unsigned
22 #define COPY(X) regs->gp[X/sizeof(unsigned lon
23 COPY(R8); COPY(R9); COPY(R10); COPY(R1
24 COPY(R12); COPY(R13); COPY(R14); COPY(
25 COPY(RDI); COPY(RSI); COPY(RBP); COPY(
26 COPY(RDX); COPY(RAX); COPY(RCX); COPY(
27 COPY(RIP);
28 COPY2(EFLAGS, EFL);
29 COPY2(CS, CSGSFS);
30 regs->gp[CS / sizeof(unsigned long)] &
31 regs->gp[CS / sizeof(unsigned long)] |
32 #endif
33 }
34
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