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Revert use of integer_param_regs_saved_in_caller_frame in i386 gdbarch_tdep.

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This is no longer useful, as it was introduced to reuse the funcall
handling code in amd64-tdep.c in the context of x64-windows. But
we have since then changed the implementations to be completely
independent of each other.

This reverts the non-windows-specific part of the change called:
    amd64-windows: 32 bytes allocated on stack by caller for integer
    parameter regs
(the x64-windows portion has already been reverted)

gdb/ChangeLog:

        Revert:
        * i386-tdep.h (struct gdbarch_tdep): Add new field
        integer_param_regs_saved_in_caller_frame.
        * amd64-tdep.c (amd64_push_dummy_call): Allocate some memory on
        stack if tdep->integer_param_regs_saved_in_caller_frame is set.
This commit is contained in:
Joel Brobecker
2013-09-24 16:13:49 +00:00
parent 20c2e3e0a3
commit c1459fd652
3 changed files with 12 additions and 19 deletions
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5
gdb/amd64-tdep.c
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@@ -926,11 +926,6 @@ amd64_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
regcache_cooked_write (regcache, arg_regnum, buf);
}
/* Reserve some memory on the stack for the integer-parameter registers,
if required by the ABI. */
if (tdep->integer_param_regs_saved_in_caller_frame)
sp -= tdep->call_dummy_num_integer_regs * 8;
/* Store return address. */
sp -= 8;
store_unsigned_integer (buf, 8, byte_order, bp_addr);