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* [gcc r14-230] recog.cc: Correct comments referring to parameter match_len
@ 2023-04-25 23:12 Hans-Peter Nilsson
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From: Hans-Peter Nilsson @ 2023-04-25 23:12 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:064eed39d232b0984a0199a6163e3db68e41671f
commit r14-230-g064eed39d232b0984a0199a6163e3db68e41671f
Author: Hans-Peter Nilsson <hp@axis.com>
Date: Wed Apr 19 17:45:57 2023 +0200
recog.cc: Correct comments referring to parameter match_len
* recog.cc (peep2_attempt, peep2_update_life): Correct
head-comment description of parameter match_len.
Diff:
---
gcc/recog.cc | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/gcc/recog.cc b/gcc/recog.cc
index 3ddeab59d92..fd09145d45e 100644
--- a/gcc/recog.cc
+++ b/gcc/recog.cc
@@ -3850,7 +3850,7 @@ copy_frame_info_to_split_insn (rtx_insn *old_insn, rtx_insn *new_insn)
maybe_copy_prologue_epilogue_insn (old_insn, new_insn);
}
-/* While scanning basic block BB, we found a match of length MATCH_LEN,
+/* While scanning basic block BB, we found a match of length MATCH_LEN + 1,
starting at INSN. Perform the replacement, removing the old insns and
replacing them with ATTEMPT. Returns the last insn emitted, or NULL
if the replacement is rejected. */
@@ -4036,7 +4036,7 @@ peep2_attempt (basic_block bb, rtx_insn *insn, int match_len, rtx_insn *attempt)
/* After performing a replacement in basic block BB, fix up the life
information in our buffer. LAST is the last of the insns that we
emitted as a replacement. PREV is the insn before the start of
- the replacement. MATCH_LEN is the number of instructions that were
+ the replacement. MATCH_LEN + 1 is the number of instructions that were
matched, and which now need to be replaced in the buffer. */
static void
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