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@ -6935,12 +6935,13 @@ lvx v1, 0, r10</programlisting>
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a TOC pointer, and not all functions must preserve the existing value
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a TOC pointer, and not all functions must preserve the existing value
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of r2. See <xref linkend="dbdoclet.50655241_FnLinkage" /> for more
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of r2. See <xref linkend="dbdoclet.50655241_FnLinkage" /> for more
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information.</phrase></para>
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information.</phrase></para>
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<para>All functions have a global entry point (GEP) available to any
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<para>All functions have a global entry point <phrase revisionflag="deleted">(GEP)</phrase> available to any
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caller and pointing to the beginning of the prologue. Some functions
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caller and pointing to the beginning of the prologue. Some functions
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may have a secondary entry point to optimize the cost of TOC pointer
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may have a secondary entry point to optimize the cost of TOC pointer
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management. In particular, functions within a common module sharing the
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management. In particular, functions within a common module sharing the
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same TOC base value in r2 may be entered using a secondary entry point
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same TOC base value in r2 may be entered using a secondary entry point
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(the local entry point or LEP) that may bypass the code that loads a
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(the local entry point<phrase revisionflag="deleted"> or
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LEP</phrase>) that may bypass the code that loads a
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suitable TOC pointer value into the r2 register. When a dynamic or
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suitable TOC pointer value into the r2 register. When a dynamic or
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global linker transfers control from a function to another function in
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global linker transfers control from a function to another function in
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the same module, it
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the same module, it
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@ -6955,7 +6956,9 @@ lvx v1, 0, r10</programlisting>
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entry-point address. Code at the global entry point <phrase
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entry-point address. Code at the global entry point <phrase
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revisionflag="added">of a function that also has a local entry
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revisionflag="added">of a function that also has a local entry
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point</phrase> can assume that
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point</phrase> can assume that
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register r12 points to the GEP. <phrase revisionflag="added">
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register r12 points to the <phrase
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revisionflag="deleted">GEP</phrase><phrase revisionflag="added">global
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entry point</phrase>. <phrase revisionflag="added">
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However, code at the global entry point of a function that does not
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However, code at the global entry point of a function that does not
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have a separate local entry point cannot make any assumptions about
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have a separate local entry point cannot make any assumptions about
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the values of either r2 or 12.</phrase></para>
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the values of either r2 or 12.</phrase></para>
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