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| author | Richard Henderson <rth@cygnus.com> | 2000-03-10 16:30:06 -0800 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2000-03-10 16:30:06 -0800 |
| commit | fca9f642280728a9a473e755571b76219a368aea (patch) | |
| tree | 05cf76127c27d5c3afa58c53d77dcaa6256bd36e /gcc | |
| parent | cf74fb8675044d976ab9bcf852756b471e6b0012 (diff) | |
| download | gcc-fca9f642280728a9a473e755571b76219a368aea.zip gcc-fca9f642280728a9a473e755571b76219a368aea.tar.gz gcc-fca9f642280728a9a473e755571b76219a368aea.tar.bz2 | |
builtins.c (expand_builtin_strlen): Revert last change.
* builtins.c (expand_builtin_strlen): Revert last change.
Use emit_insn_before if we're at the beginning of a sequence.
From-SVN: r32476
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/builtins.c | 8 |
2 files changed, 10 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e56848c..222f6aa 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2000-03-10 Richard Henderson <rth@cygnus.com> + + * builtins.c (expand_builtin_strlen): Revert last change. + Use emit_insn_before if we're at the beginning of a sequence. + 2000-03-10 Jason Merrill <jason@casey.cygnus.com> * builtins.c (expand_builtin_strlen): Make sure that we have something diff --git a/gcc/builtins.c b/gcc/builtins.c index 14dddf1..7da5161 100644 --- a/gcc/builtins.c +++ b/gcc/builtins.c @@ -1381,8 +1381,6 @@ expand_builtin_strlen (exp, target, mode) /* Mark the beginning of the strlen sequence so we can emit the source operand later. */ before_strlen = get_last_insn(); - if (before_strlen == NULL_RTX) - before_strlen = emit_note (0, NOTE_INSN_DELETED); /* Check the string is readable and has an end. */ if (current_function_check_memory_usage) @@ -1409,7 +1407,11 @@ expand_builtin_strlen (exp, target, mode) emit_move_insn (src_reg, pat); pat = gen_sequence (); end_sequence (); - emit_insn_after (pat, before_strlen); + + if (before_strlen) + emit_insn_after (pat, before_strlen); + else + emit_insn_before (pat, get_insns ()); /* Return the value in the proper mode for this function. */ if (GET_MODE (result) == value_mode) |