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author | Richard Biener <rguenther@suse.de> | 2019-12-06 08:25:12 +0000 |
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committer | Richard Biener <rguenth@gcc.gnu.org> | 2019-12-06 08:25:12 +0000 |
commit | 330a968c0ad9c465993dda9f034475117039a893 (patch) | |
tree | 5f1ef9664b9286104692a944806618656a0e86a3 | |
parent | 2ef278569f60a2c1556f1752aeba39c586521371 (diff) | |
download | gcc-330a968c0ad9c465993dda9f034475117039a893.zip gcc-330a968c0ad9c465993dda9f034475117039a893.tar.gz gcc-330a968c0ad9c465993dda9f034475117039a893.tar.bz2 |
genmatch.c (c_expr::gen_transform): Emit newlines from line number changes rather than after every semicolon.
2019-12-06 Richard Biener <rguenther@suse.de>
* genmatch.c (c_expr::gen_transform): Emit newlines from line
number changes rather than after every semicolon.
From-SVN: r279034
-rw-r--r-- | gcc/ChangeLog | 5 | ||||
-rw-r--r-- | gcc/genmatch.c | 14 |
2 files changed, 18 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 3e747a6..e626e45 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,10 @@ 2019-12-06 Richard Biener <rguenther@suse.de> + * genmatch.c (c_expr::gen_transform): Emit newlines from line + number changes rather than after every semicolon. + +2019-12-06 Richard Biener <rguenther@suse.de> + PR tree-optimization/92819 * match.pd (VEC_PERM_EXPR -> BIT_INSERT_EXPR): Handle inserts into the last lane. For two-element vectors try inserting diff --git a/gcc/genmatch.c b/gcc/genmatch.c index a822ce5..4a21bc9 100644 --- a/gcc/genmatch.c +++ b/gcc/genmatch.c @@ -2599,10 +2599,22 @@ c_expr::gen_transform (FILE *f, int indent, const char *dest, fprintf_indent (f, indent, "%s = ", dest); unsigned stmt_nr = 1; + int prev_line = -1; for (unsigned i = 0; i < code.length (); ++i) { const cpp_token *token = &code[i]; + /* We can't recover from all lexing losses but we can roughly restore line + breaks from location info. */ + const line_map_ordinary *map; + linemap_resolve_location (line_table, token->src_loc, + LRK_SPELLING_LOCATION, &map); + expanded_location loc = linemap_expand_location (line_table, map, + token->src_loc); + if (prev_line != -1 && loc.line != prev_line) + fputc ('\n', f); + prev_line = loc.line; + /* Replace captures for code-gen. */ if (token->type == CPP_ATSIGN) { @@ -2653,11 +2665,11 @@ c_expr::gen_transform (FILE *f, int indent, const char *dest, if (token->type == CPP_SEMICOLON) { stmt_nr++; - fputc ('\n', f); if (dest && stmt_nr == nr_stmts) fprintf_indent (f, indent, "%s = ", dest); } } + fputc ('\n', f); } /* Generate transform code for a capture. */ |