| Line 818... |
Line 818... |
/*----------------------------------------------------------------------------*/
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/*----------------------------------------------------------------------------*/
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static CORE_ADDR
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static CORE_ADDR
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or32_skip_prologue (struct gdbarch *gdbarch,
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or32_skip_prologue (struct gdbarch *gdbarch,
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CORE_ADDR pc)
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CORE_ADDR pc)
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{
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{
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CORE_ADDR start_pc;
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CORE_ADDR addr;
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CORE_ADDR addr;
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uint32_t inst;
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uint32_t inst;
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unsigned int ra, rb, rd; /* For instruction analysis */
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unsigned int ra, rb, rd; /* For instruction analysis */
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int simm;
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int simm;
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int frame_size = 0;
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int frame_size = 0;
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/* Try using SAL first if we have symbolic information available. */
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/* Try using SAL first if we have symbolic information available. This only
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/* if (find_pc_partial_function (pc, NULL, NULL, NULL)) */
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works for DWARF 2, not STABS. */
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/* { */
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if (find_pc_partial_function (pc, NULL, &start_pc, NULL))
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/* CORE_ADDR prologue_end = skip_prologue_using_sal( gdbarch, pc ); */
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{
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CORE_ADDR prologue_end = skip_prologue_using_sal( gdbarch, pc );
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/* if (0 != prologue_end) */
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/* { */
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if (0 != prologue_end)
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/* return (prologue_end > pc) ? prologue_end : pc; */
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{
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/* } */
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struct symtab_and_line prologue_sal = find_pc_line (start_pc, 0);
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/* } */
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char *debug_format = prologue_sal.symtab->debugformat;
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if ((strlen ("dwarf") <= strlen (debug_format))
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&& (0 == strncasecmp ("dwarf", debug_format, strlen ("dwarf"))))
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{
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return (prologue_end > pc) ? prologue_end : pc;
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}
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}
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}
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/* Look to see if we can find any of the standard prologue sequence. All
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/* Look to see if we can find any of the standard prologue sequence. All
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quite difficult, since any or all of it may be missing. So this is just a
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quite difficult, since any or all of it may be missing. So this is just a
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best guess! */
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best guess! */
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addr = pc; /* Where we have got to */
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addr = pc; /* Where we have got to */
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