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authorJoern Rennecke <joern.rennecke@embecosm.com>2001-08-29 12:22:27 +0000
committerJoern Rennecke <joern.rennecke@embecosm.com>2001-08-29 12:22:27 +0000
commit1262d52065318caaed401b922fbce597fee4224b (patch)
tree34a3a6e1ac0005589ae450f9e08244a901df101b /gas/doc
parentd81d65845ee611fa4438d30888b759db2acb6699 (diff)
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* doc/internals.texi (MD_PCREL_FROM_SECTION): Change
docuemntation to reflect reality.
Diffstat (limited to 'gas/doc')
-rw-r--r--gas/doc/internals.texi12
1 files changed, 7 insertions, 5 deletions
diff --git a/gas/doc/internals.texi b/gas/doc/internals.texi
index 1d2313a..03162e0 100644
--- a/gas/doc/internals.texi
+++ b/gas/doc/internals.texi
@@ -1274,12 +1274,14 @@ You may define this macro to indicate whether a fixup against a locally defined
symbol should be adjusted to be against the section symbol. It should return a
non-zero value if the adjustment is acceptable.
-@item MD_PCREL_FROM_SECTION
+@item MD_PCREL_FROM_SECTION (@var{fixp}, @var{section})
@cindex MD_PCREL_FROM_SECTION
-If you define this macro, it should return the offset between the address of a
-PC relative fixup and the position from which the PC relative adjustment should
-be made. On many processors, the base of a PC relative instruction is the next
-instruction, so this macro would return the length of an instruction.
+If you define this macro, it should return the position from which the PC
+relative adjustment for a PC relative fixup should be made. On many
+processors, the base of a PC relative instruction is the next instruction,
+so this macro would return the length of an instruction, plus the address of
+the PC relative fixup. The latter can be calculated as
+@var{fixp}->fx_where + @var{fixp}->fx_frag->fr_address .
@item md_pcrel_from
@cindex md_pcrel_from