| #ifndef __ASMCRIS_ARCH_ELF_H |
| #define __ASMCRIS_ARCH_ELF_H |
| |
| /* |
| * ELF register definitions.. |
| */ |
| |
| #include <asm/ptrace.h> |
| |
| /* SVR4/i386 ABI (pages 3-31, 3-32) says that when the program |
| starts (a register; assume first param register for CRIS) |
| contains a pointer to a function which might be |
| registered using `atexit'. This provides a mean for the |
| dynamic linker to call DT_FINI functions for shared libraries |
| that have been loaded before the code runs. |
| |
| A value of 0 tells we have no such handler. */ |
| |
| /* Explicitly set registers to 0 to increase determinism. */ |
| #define ELF_PLAT_INIT(_r, load_addr) do { \ |
| (_r)->r13 = 0; (_r)->r12 = 0; (_r)->r11 = 0; (_r)->r10 = 0; \ |
| (_r)->r9 = 0; (_r)->r8 = 0; (_r)->r7 = 0; (_r)->r6 = 0; \ |
| (_r)->r5 = 0; (_r)->r4 = 0; (_r)->r3 = 0; (_r)->r2 = 0; \ |
| (_r)->r1 = 0; (_r)->r0 = 0; (_r)->mof = 0; (_r)->srp = 0; \ |
| } while (0) |
| |
| /* The additional layer below is because the stack pointer is missing in |
| the pt_regs struct, but needed in a core dump. pr_reg is a elf_gregset_t, |
| and should be filled in according to the layout of the user_regs_struct |
| struct; regs is a pt_regs struct. We dump all registers, though several are |
| obviously unnecessary. That way there's less need for intelligence at |
| the receiving end (i.e. gdb). */ |
| #define ELF_CORE_COPY_REGS(pr_reg, regs) \ |
| pr_reg[0] = regs->r0; \ |
| pr_reg[1] = regs->r1; \ |
| pr_reg[2] = regs->r2; \ |
| pr_reg[3] = regs->r3; \ |
| pr_reg[4] = regs->r4; \ |
| pr_reg[5] = regs->r5; \ |
| pr_reg[6] = regs->r6; \ |
| pr_reg[7] = regs->r7; \ |
| pr_reg[8] = regs->r8; \ |
| pr_reg[9] = regs->r9; \ |
| pr_reg[10] = regs->r10; \ |
| pr_reg[11] = regs->r11; \ |
| pr_reg[12] = regs->r12; \ |
| pr_reg[13] = regs->r13; \ |
| pr_reg[14] = rdusp(); /* sp */ \ |
| pr_reg[15] = regs->irp; /* pc */ \ |
| pr_reg[16] = 0; /* p0 */ \ |
| pr_reg[17] = rdvr(); /* vr */ \ |
| pr_reg[18] = 0; /* p2 */ \ |
| pr_reg[19] = 0; /* p3 */ \ |
| pr_reg[20] = 0; /* p4 */ \ |
| pr_reg[21] = (regs->dccr & 0xffff); /* ccr */ \ |
| pr_reg[22] = 0; /* p6 */ \ |
| pr_reg[23] = regs->mof; /* mof */ \ |
| pr_reg[24] = 0; /* p8 */ \ |
| pr_reg[25] = 0; /* ibr */ \ |
| pr_reg[26] = 0; /* irp */ \ |
| pr_reg[27] = regs->srp; /* srp */ \ |
| pr_reg[28] = 0; /* bar */ \ |
| pr_reg[29] = regs->dccr; /* dccr */ \ |
| pr_reg[30] = 0; /* brp */ \ |
| pr_reg[31] = rdusp(); /* usp */ \ |
| pr_reg[32] = 0; /* csrinstr */ \ |
| pr_reg[33] = 0; /* csraddr */ \ |
| pr_reg[34] = 0; /* csrdata */ |
| |
| |
| #endif |