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linux-user/openrisc: Expand target_elf_gregset_t

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Make use of the fact that target_elf_gregset_t is a proper structure.
Drop ELF_NREG, target_elf_greg_t, and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2025-08-28 12:09:26 +10:00
parent 7a4512db0a
commit 611dd00a45
2 changed files with 10 additions and 10 deletions
Download patch file Download diff file Expand all files Collapse all files

8
linux-user/openrisc/elfload.c
View file

@ -11,13 +11,11 @@ const char *get_elf_cpu_model(uint32_t eflags)
return "any";
}
#define tswapreg(ptr) tswapal(ptr)
void elf_core_copy_regs(target_elf_gregset_t *r, const CPUOpenRISCState *env)
{
for (int i = 0; i < 32; i++) {
r->regs[i] = tswapreg(cpu_get_gpr(env, i));
r->pt.gpr[i] = tswapal(cpu_get_gpr(env, i));
}
r->regs[32] = tswapreg(env->pc);
r->regs[33] = tswapreg(cpu_get_sr(env));
r->pt.pc = tswapal(env->pc);
r->pt.sr = tswapal(cpu_get_sr(env));
}

12
linux-user/openrisc/target_elf.h
View file

@ -8,14 +8,16 @@
#ifndef OPENRISC_TARGET_ELF_H
#define OPENRISC_TARGET_ELF_H
#include "target_ptrace.h"
#define HAVE_ELF_CORE_DUMP 1
typedef abi_ulong target_elf_greg_t;
/* See linux kernel arch/openrisc/include/asm/elf.h. */
#define ELF_NREG 34 /* gprs and pc, sr */
/*
* See linux kernel: arch/openrisc/include/uapi/asm/elf.h, where
* elf_gregset_t is mapped to struct user_regs_struct via sizeof.
*/
typedef struct target_elf_gregset_t {
target_elf_greg_t regs[ELF_NREG];
struct target_user_regs_struct pt;
} target_elf_gregset_t;
#endif