3.4.1 Setting the entry point
The first instruction to execute in a program is called the entry
point. You can use the ENTRY
linker script command to set the
entry point. The argument is a symbol name:
There are several ways to set the entry point. The linker will set the
entry point by trying each of the following methods in order, and
stopping when one of them succeeds:
-
the `-e' entry command-line option;
-
the
ENTRY(symbol)
command in a linker script;
-
the value of the symbol
start
, if defined;
-
the address of the first byte of the `.text' section, if present;
-
The address
0
.
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