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[6/7] linux-user: add core dump support for M68K

Message ID 1260551091-2890-7-git-send-email-froydnj@codesourcery.com
State New
Headers show

Commit Message

Nathan Froyd Dec. 11, 2009, 5:04 p.m. UTC 
Signed-off-by: Nathan Froyd <froydnj@codesourcery.com>
---
 linux-user/elfload.c |   29 +++++++++++++++++++++++++++++
 1 files changed, 29 insertions(+), 0 deletions(-)
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Patch

diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index eb89f5f..53851d9 100644
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -725,6 +725,35 @@  static inline void init_thread(struct target_pt_regs *regs, struct image_info *i
     regs->pc = infop->entry;
 }
 
+/* See linux kernel: arch/m68k/include/asm/elf.h.  */
+#define ELF_NREG 20
+typedef target_elf_greg_t target_elf_gregset_t[ELF_NREG];
+
+static void elf_core_copy_regs(target_elf_gregset_t *regs, const CPUState *env)
+{
+    (*regs)[0] = tswapl(env->dregs[1]);
+    (*regs)[1] = tswapl(env->dregs[2]);
+    (*regs)[2] = tswapl(env->dregs[3]);
+    (*regs)[3] = tswapl(env->dregs[4]);
+    (*regs)[4] = tswapl(env->dregs[5]);
+    (*regs)[5] = tswapl(env->dregs[6]);
+    (*regs)[6] = tswapl(env->dregs[7]);
+    (*regs)[7] = tswapl(env->aregs[0]);
+    (*regs)[8] = tswapl(env->aregs[1]);
+    (*regs)[9] = tswapl(env->aregs[2]);
+    (*regs)[10] = tswapl(env->aregs[3]);
+    (*regs)[11] = tswapl(env->aregs[4]);
+    (*regs)[12] = tswapl(env->aregs[5]);
+    (*regs)[13] = tswapl(env->aregs[6]);
+    (*regs)[14] = tswapl(env->dregs[0]);
+    (*regs)[15] = tswapl(env->aregs[7]);
+    (*regs)[16] = tswapl(env->dregs[0]); /* FIXME: orig_d0 */
+    (*regs)[17] = tswapl(env->sr);
+    (*regs)[18] = tswapl(env->pc);
+    (*regs)[19] = 0;  /* FIXME: regs->format | regs->vector */
+}
+
+#define USE_ELF_CORE_DUMP
 #define ELF_EXEC_PAGESIZE	8192
 
 #endif