src/hotspot/os_cpu/linux_x86/os_linux_x86.cpp

rev 50962 : [mq]: 8207011

*** 93,107 ****
  #define SPELL_REG_FP "ebp"
  #endif // AMD64
  
  address os::current_stack_pointer() {
  #ifdef SPARC_WORKS
!   register void *esp;
    __asm__("mov %%" SPELL_REG_SP ", %0":"=r"(esp));
    return (address) ((char*)esp + sizeof(long)*2);
  #elif defined(__clang__)
!   intptr_t* esp;
    __asm__ __volatile__ ("mov %%" SPELL_REG_SP ", %0":"=r"(esp):);
    return (address) esp;
  #else
    register void *esp __asm__ (SPELL_REG_SP);
    return (address) esp;
--- 93,107 ----
  #define SPELL_REG_FP "ebp"
  #endif // AMD64
  
  address os::current_stack_pointer() {
  #ifdef SPARC_WORKS
!   void *esp;
    __asm__("mov %%" SPELL_REG_SP ", %0":"=r"(esp));
    return (address) ((char*)esp + sizeof(long)*2);
  #elif defined(__clang__)
!   void* esp;
    __asm__ __volatile__ ("mov %%" SPELL_REG_SP ", %0":"=r"(esp):);
    return (address) esp;
  #else
    register void *esp __asm__ (SPELL_REG_SP);
    return (address) esp;
*** 231,241 ****
    return frame(fr->sender_sp(), fr->link(), fr->sender_pc());
  }
  
  intptr_t* _get_previous_fp() {
  #ifdef SPARC_WORKS
!   register intptr_t **ebp;
    __asm__("mov %%" SPELL_REG_FP ", %0":"=r"(ebp));
  #elif defined(__clang__)
    intptr_t **ebp;
    __asm__ __volatile__ ("mov %%" SPELL_REG_FP ", %0":"=r"(ebp):);
  #else
--- 231,241 ----
    return frame(fr->sender_sp(), fr->link(), fr->sender_pc());
  }
  
  intptr_t* _get_previous_fp() {
  #ifdef SPARC_WORKS
!   intptr_t **ebp;
    __asm__("mov %%" SPELL_REG_FP ", %0":"=r"(ebp));
  #elif defined(__clang__)
    intptr_t **ebp;
    __asm__ __volatile__ ("mov %%" SPELL_REG_FP ", %0":"=r"(ebp):);
  #else