Signed-off-by: Richard Henderson <richard.hender...@linaro.org> --- linux-user/elfload.c | 46 +------------------------ linux-user/mips/target_coredump.c.inc | 46 +++++++++++++++++++++++++ linux-user/mips64/target_coredump.c.inc | 1 + 3 files changed, 48 insertions(+), 45 deletions(-) create mode 100644 linux-user/mips/target_coredump.c.inc create mode 100644 linux-user/mips64/target_coredump.c.inc
diff --git a/linux-user/elfload.c b/linux-user/elfload.c index 77730fdbaf..d37e580ada 100644 --- a/linux-user/elfload.c +++ b/linux-user/elfload.c @@ -422,51 +422,7 @@ static const VdsoImageInfo *vdso_image_info(uint32_t elf_flags) #define elf_check_abi(x) (!((x) & EF_MIPS_ABI2)) #endif -/* See linux kernel: arch/mips/include/asm/elf.h. */ -#define ELF_NREG 45 -typedef target_elf_greg_t target_elf_gregset_t[ELF_NREG]; - -/* See linux kernel: arch/mips/include/asm/reg.h. */ -enum { -#ifdef TARGET_MIPS64 - TARGET_EF_R0 = 0, -#else - TARGET_EF_R0 = 6, -#endif - TARGET_EF_R26 = TARGET_EF_R0 + 26, - TARGET_EF_R27 = TARGET_EF_R0 + 27, - TARGET_EF_LO = TARGET_EF_R0 + 32, - TARGET_EF_HI = TARGET_EF_R0 + 33, - TARGET_EF_CP0_EPC = TARGET_EF_R0 + 34, - TARGET_EF_CP0_BADVADDR = TARGET_EF_R0 + 35, - TARGET_EF_CP0_STATUS = TARGET_EF_R0 + 36, - TARGET_EF_CP0_CAUSE = TARGET_EF_R0 + 37 -}; - -/* See linux kernel: arch/mips/kernel/process.c:elf_dump_regs. */ -static void elf_core_copy_regs(target_elf_gregset_t *regs, const CPUMIPSState *env) -{ - int i; - - for (i = 0; i < TARGET_EF_R0; i++) { - (*regs)[i] = 0; - } - (*regs)[TARGET_EF_R0] = 0; - - for (i = 1; i < ARRAY_SIZE(env->active_tc.gpr); i++) { - (*regs)[TARGET_EF_R0 + i] = tswapreg(env->active_tc.gpr[i]); - } - - (*regs)[TARGET_EF_R26] = 0; - (*regs)[TARGET_EF_R27] = 0; - (*regs)[TARGET_EF_LO] = tswapreg(env->active_tc.LO[0]); - (*regs)[TARGET_EF_HI] = tswapreg(env->active_tc.HI[0]); - (*regs)[TARGET_EF_CP0_EPC] = tswapreg(env->active_tc.PC); - (*regs)[TARGET_EF_CP0_BADVADDR] = tswapreg(env->CP0_BadVAddr); - (*regs)[TARGET_EF_CP0_STATUS] = tswapreg(env->CP0_Status); - (*regs)[TARGET_EF_CP0_CAUSE] = tswapreg(env->CP0_Cause); -} - +#include "target_coredump.c.inc" #define USE_ELF_CORE_DUMP #define ELF_EXEC_PAGESIZE 4096 diff --git a/linux-user/mips/target_coredump.c.inc b/linux-user/mips/target_coredump.c.inc new file mode 100644 index 0000000000..bbdf5faba3 --- /dev/null +++ b/linux-user/mips/target_coredump.c.inc @@ -0,0 +1,46 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +/* See linux kernel: arch/mips/include/asm/elf.h. */ +#define ELF_NREG 45 +typedef target_elf_greg_t target_elf_gregset_t[ELF_NREG]; + +/* See linux kernel: arch/mips/include/asm/reg.h. */ +enum { +#ifdef TARGET_MIPS64 + TARGET_EF_R0 = 0, +#else + TARGET_EF_R0 = 6, +#endif + TARGET_EF_R26 = TARGET_EF_R0 + 26, + TARGET_EF_R27 = TARGET_EF_R0 + 27, + TARGET_EF_LO = TARGET_EF_R0 + 32, + TARGET_EF_HI = TARGET_EF_R0 + 33, + TARGET_EF_CP0_EPC = TARGET_EF_R0 + 34, + TARGET_EF_CP0_BADVADDR = TARGET_EF_R0 + 35, + TARGET_EF_CP0_STATUS = TARGET_EF_R0 + 36, + TARGET_EF_CP0_CAUSE = TARGET_EF_R0 + 37 +}; + +/* See linux kernel: arch/mips/kernel/process.c:elf_dump_regs. */ +static void elf_core_copy_regs(target_elf_gregset_t *regs, + const CPUMIPSState *env) +{ + for (int i = 0; i < TARGET_EF_R0; i++) { + (*regs)[i] = 0; + } + (*regs)[TARGET_EF_R0] = 0; + + + for (int i = 1; i < ARRAY_SIZE(env->active_tc.gpr); i++) { + (*regs)[TARGET_EF_R0 + i] = tswapreg(env->active_tc.gpr[i]); + } + + (*regs)[TARGET_EF_R26] = 0; + (*regs)[TARGET_EF_R27] = 0; + (*regs)[TARGET_EF_LO] = tswapreg(env->active_tc.LO[0]); + (*regs)[TARGET_EF_HI] = tswapreg(env->active_tc.HI[0]); + (*regs)[TARGET_EF_CP0_EPC] = tswapreg(env->active_tc.PC); + (*regs)[TARGET_EF_CP0_BADVADDR] = tswapreg(env->CP0_BadVAddr); + (*regs)[TARGET_EF_CP0_STATUS] = tswapreg(env->CP0_Status); + (*regs)[TARGET_EF_CP0_CAUSE] = tswapreg(env->CP0_Cause); +} diff --git a/linux-user/mips64/target_coredump.c.inc b/linux-user/mips64/target_coredump.c.inc new file mode 100644 index 0000000000..950d873550 --- /dev/null +++ b/linux-user/mips64/target_coredump.c.inc @@ -0,0 +1 @@ +#include "../mips/target_coredump.c.inc" -- 2.43.0