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Merge "thumb: Extend the regexp for handling negative register indexing"

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James Zern 2013-09-20 20:03:30 -07:00 committed by Gerrit Code Review
commit e023e0d93b
1 changed files with 1 additions and 1 deletions
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build/make/thumb.pm
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@ -47,7 +47,7 @@ sub FixThumbInstructions($$)
# this is used, it's used for two subsequent load instructions,
# where a hand-written version of it could merge two subsequent
# add and sub instructions.
s/^(\s*)((ldr|str)(ne)?)(\s+)(r\d+),\s*\[(\w+), -([^\]]+)\]/$1sub$4$5$7, $7, $8\n$1$2$5$6, [$7]\n$1add$4$5$7, $7, $8/g;
s/^(\s*)((ldr|str|pld)(ne)?)(\s+)(r\d+,)?\s*\[(\w+), -([^\]]+)\]/$1sub$4$5$7, $7, $8\n$1$2$5$6\[$7\]\n$1add$4$5$7, $7, $8/g;
# Convert register post indexing to a separate add instruction.
# This converts "ldrneb r9, [r0], r2" into "ldrneb r9, [r0]",