diff options
Diffstat (limited to 'gcc')
-rw-r--r-- | gcc/cp/cp-tree.h | 12 | ||||
-rw-r--r-- | gcc/cp/init.cc | 2 | ||||
-rw-r--r-- | gcc/cp/method.cc | 3 | ||||
-rw-r--r-- | gcc/cp/parser.cc | 149 | ||||
-rw-r--r-- | gcc/cp/pt.cc | 10 | ||||
-rw-r--r-- | gcc/cp/semantics.cc | 25 | ||||
-rw-r--r-- | gcc/doc/extend.texi | 19 | ||||
-rw-r--r-- | gcc/testsuite/g++.dg/vect/vect-novector-pragma.cc | 69 | ||||
-rw-r--r-- | gcc/testsuite/g++.dg/vect/vect.exp | 2 |
9 files changed, 217 insertions, 74 deletions
diff --git a/gcc/cp/cp-tree.h b/gcc/cp/cp-tree.h index e0c181d..d051ee8 100644 --- a/gcc/cp/cp-tree.h +++ b/gcc/cp/cp-tree.h @@ -5393,6 +5393,7 @@ get_vec_init_expr (tree t) #define RANGE_FOR_UNROLL(NODE) TREE_OPERAND (RANGE_FOR_STMT_CHECK (NODE), 4) #define RANGE_FOR_INIT_STMT(NODE) TREE_OPERAND (RANGE_FOR_STMT_CHECK (NODE), 5) #define RANGE_FOR_IVDEP(NODE) TREE_LANG_FLAG_6 (RANGE_FOR_STMT_CHECK (NODE)) +#define RANGE_FOR_NOVECTOR(NODE) TREE_LANG_FLAG_5 (RANGE_FOR_STMT_CHECK (NODE)) /* STMT_EXPR accessor. */ #define STMT_EXPR_STMT(NODE) TREE_OPERAND (STMT_EXPR_CHECK (NODE), 0) @@ -7310,7 +7311,7 @@ extern bool maybe_clone_body (tree); /* In parser.cc */ extern tree cp_convert_range_for (tree, tree, tree, tree, unsigned int, bool, - unsigned short); + unsigned short, bool); extern void cp_convert_omp_range_for (tree &, vec<tree, va_gc> *, tree &, tree &, tree &, tree &, tree &, tree &); extern void cp_finish_omp_range_for (tree, tree); @@ -7633,16 +7634,19 @@ extern void begin_else_clause (tree); extern void finish_else_clause (tree); extern void finish_if_stmt (tree); extern tree begin_while_stmt (void); -extern void finish_while_stmt_cond (tree, tree, bool, unsigned short); +extern void finish_while_stmt_cond (tree, tree, bool, unsigned short, + bool); extern void finish_while_stmt (tree); extern tree begin_do_stmt (void); extern void finish_do_body (tree); -extern void finish_do_stmt (tree, tree, bool, unsigned short); +extern void finish_do_stmt (tree, tree, bool, unsigned short, + bool); extern tree finish_return_stmt (tree); extern tree begin_for_scope (tree *); extern tree begin_for_stmt (tree, tree); extern void finish_init_stmt (tree); -extern void finish_for_cond (tree, tree, bool, unsigned short); +extern void finish_for_cond (tree, tree, bool, unsigned short, + bool); extern void finish_for_expr (tree, tree); extern void finish_for_stmt (tree); extern tree begin_range_for_stmt (tree, tree); diff --git a/gcc/cp/init.cc b/gcc/cp/init.cc index 3b9a778..c583029 100644 --- a/gcc/cp/init.cc +++ b/gcc/cp/init.cc @@ -4853,7 +4853,7 @@ build_vec_init (tree base, tree maxindex, tree init, finish_init_stmt (for_stmt); finish_for_cond (build2 (GT_EXPR, boolean_type_node, iterator, build_int_cst (TREE_TYPE (iterator), -1)), - for_stmt, false, 0); + for_stmt, false, 0, false); /* We used to pass this decrement to finish_for_expr; now we add it to elt_init below so it's part of the same full-expression as the initialization, and thus happens before any potentially throwing diff --git a/gcc/cp/method.cc b/gcc/cp/method.cc index 8ed967d..4ba0017 100644 --- a/gcc/cp/method.cc +++ b/gcc/cp/method.cc @@ -1645,7 +1645,8 @@ build_comparison_op (tree fndecl, bool defining, tsubst_flags_t complain) add_stmt (idx); finish_init_stmt (for_stmt); finish_for_cond (build2 (LE_EXPR, boolean_type_node, idx, - maxval), for_stmt, false, 0); + maxval), for_stmt, false, 0, + false); finish_for_expr (cp_build_unary_op (PREINCREMENT_EXPR, TARGET_EXPR_SLOT (idx), false, complain), diff --git a/gcc/cp/parser.cc b/gcc/cp/parser.cc index 2e24586..ba15a09 100644 --- a/gcc/cp/parser.cc +++ b/gcc/cp/parser.cc @@ -2333,15 +2333,15 @@ static tree cp_parser_selection_statement static tree cp_parser_condition (cp_parser *); static tree cp_parser_iteration_statement - (cp_parser *, bool *, bool, unsigned short); + (cp_parser *, bool *, bool, unsigned short, bool); static bool cp_parser_init_statement (cp_parser *, tree *decl); static tree cp_parser_for - (cp_parser *, bool, unsigned short); + (cp_parser *, bool, unsigned short, bool); static tree cp_parser_c_for - (cp_parser *, tree, tree, bool, unsigned short); + (cp_parser *, tree, tree, bool, unsigned short, bool); static tree cp_parser_range_for - (cp_parser *, tree, tree, tree, bool, unsigned short, bool); + (cp_parser *, tree, tree, tree, bool, unsigned short, bool, bool); static void do_range_for_auto_deduction (tree, tree, tree, unsigned int); static tree cp_parser_perform_range_for_lookup @@ -12422,7 +12422,8 @@ cp_parser_statement (cp_parser* parser, tree in_statement_expr, case RID_DO: case RID_FOR: std_attrs = process_stmt_hotness_attribute (std_attrs, attrs_loc); - statement = cp_parser_iteration_statement (parser, if_p, false, 0); + statement = cp_parser_iteration_statement (parser, if_p, false, 0, + false); break; case RID_BREAK: @@ -13602,7 +13603,8 @@ cp_parser_condition (cp_parser* parser) not included. */ static tree -cp_parser_for (cp_parser *parser, bool ivdep, unsigned short unroll) +cp_parser_for (cp_parser *parser, bool ivdep, unsigned short unroll, + bool novector) { tree init, scope, decl; bool is_range_for; @@ -13632,14 +13634,14 @@ cp_parser_for (cp_parser *parser, bool ivdep, unsigned short unroll) if (is_range_for) return cp_parser_range_for (parser, scope, init, decl, ivdep, unroll, - false); + novector, false); else - return cp_parser_c_for (parser, scope, init, ivdep, unroll); + return cp_parser_c_for (parser, scope, init, ivdep, unroll, novector); } static tree cp_parser_c_for (cp_parser *parser, tree scope, tree init, bool ivdep, - unsigned short unroll) + unsigned short unroll, bool novector) { /* Normal for loop */ tree condition = NULL_TREE; @@ -13666,7 +13668,7 @@ cp_parser_c_for (cp_parser *parser, tree scope, tree init, bool ivdep, "%<GCC unroll%> pragma"); condition = error_mark_node; } - finish_for_cond (condition, stmt, ivdep, unroll); + finish_for_cond (condition, stmt, ivdep, unroll, novector); /* Look for the `;'. */ cp_parser_require (parser, CPP_SEMICOLON, RT_SEMICOLON); @@ -13690,7 +13692,8 @@ cp_parser_c_for (cp_parser *parser, tree scope, tree init, bool ivdep, static tree cp_parser_range_for (cp_parser *parser, tree scope, tree init, tree range_decl, - bool ivdep, unsigned short unroll, bool is_omp) + bool ivdep, unsigned short unroll, bool novector, + bool is_omp) { tree stmt, range_expr; auto_vec <cxx_binding *, 16> bindings; @@ -13766,6 +13769,8 @@ cp_parser_range_for (cp_parser *parser, tree scope, tree init, tree range_decl, RANGE_FOR_IVDEP (stmt) = 1; if (unroll) RANGE_FOR_UNROLL (stmt) = build_int_cst (integer_type_node, unroll); + if (novector) + RANGE_FOR_NOVECTOR (stmt) = 1; finish_range_for_decl (stmt, range_decl, range_expr); if (!type_dependent_expression_p (range_expr) /* do_auto_deduction doesn't mess with template init-lists. */ @@ -13778,7 +13783,7 @@ cp_parser_range_for (cp_parser *parser, tree scope, tree init, tree range_decl, stmt = begin_for_stmt (scope, init); stmt = cp_convert_range_for (stmt, range_decl, range_expr, decomp_first_name, decomp_cnt, ivdep, - unroll); + unroll, novector); } return stmt; } @@ -13956,7 +13961,7 @@ warn_for_range_copy (tree decl, tree expr) tree cp_convert_range_for (tree statement, tree range_decl, tree range_expr, tree decomp_first_name, unsigned int decomp_cnt, - bool ivdep, unsigned short unroll) + bool ivdep, unsigned short unroll, bool novector) { tree begin, end; tree iter_type, begin_expr, end_expr; @@ -14016,7 +14021,7 @@ cp_convert_range_for (tree statement, tree range_decl, tree range_expr, begin, ERROR_MARK, end, ERROR_MARK, NULL_TREE, NULL, tf_warning_or_error); - finish_for_cond (condition, statement, ivdep, unroll); + finish_for_cond (condition, statement, ivdep, unroll, novector); /* The new increment expression. */ expression = finish_unary_op_expr (input_location, @@ -14183,7 +14188,7 @@ cp_parser_range_for_member_function (tree range, tree identifier) static tree cp_parser_iteration_statement (cp_parser* parser, bool *if_p, bool ivdep, - unsigned short unroll) + unsigned short unroll, bool novector) { cp_token *token; enum rid keyword; @@ -14217,7 +14222,7 @@ cp_parser_iteration_statement (cp_parser* parser, bool *if_p, bool ivdep, parens.require_open (parser); /* Parse the condition. */ condition = cp_parser_condition (parser); - finish_while_stmt_cond (condition, statement, ivdep, unroll); + finish_while_stmt_cond (condition, statement, ivdep, unroll, novector); /* Look for the `)'. */ parens.require_close (parser); /* Parse the dependent statement. */ @@ -14252,7 +14257,7 @@ cp_parser_iteration_statement (cp_parser* parser, bool *if_p, bool ivdep, /* Parse the expression. */ expression = cp_parser_expression (parser); /* We're done with the do-statement. */ - finish_do_stmt (expression, statement, ivdep, unroll); + finish_do_stmt (expression, statement, ivdep, unroll, novector); /* Look for the `)'. */ parens.require_close (parser); /* Look for the `;'. */ @@ -14266,7 +14271,7 @@ cp_parser_iteration_statement (cp_parser* parser, bool *if_p, bool ivdep, matching_parens parens; parens.require_open (parser); - statement = cp_parser_for (parser, ivdep, unroll); + statement = cp_parser_for (parser, ivdep, unroll, novector); /* Look for the `)'. */ parens.require_close (parser); @@ -43828,7 +43833,7 @@ cp_parser_omp_for_loop (cp_parser *parser, enum tree_code code, tree clauses, cp_parser_require (parser, CPP_COLON, RT_COLON); init = cp_parser_range_for (parser, NULL_TREE, NULL_TREE, decl, - false, 0, true); + false, 0, false, true); cp_convert_omp_range_for (this_pre_body, for_block, decl, orig_decl, init, orig_init, @@ -49320,6 +49325,15 @@ cp_parser_pragma_unroll (cp_parser *parser, cp_token *pragma_tok) return unroll; } +/* Parse a pragma GCC novector. */ + +static bool +cp_parser_pragma_novector (cp_parser *parser, cp_token *pragma_tok) +{ + cp_parser_skip_to_pragma_eol (parser, pragma_tok); + return true; +} + /* Normal parsing of a pragma token. Here we can (and must) use the regular lexer. */ @@ -49625,58 +49639,73 @@ cp_parser_pragma (cp_parser *parser, enum pragma_context context, bool *if_p) break; case PRAGMA_IVDEP: + case PRAGMA_UNROLL: + case PRAGMA_NOVECTOR: { - if (context == pragma_external) + bool ivdep; + unsigned short unroll = 0; + bool novector = false; + const char *pragma_str; + + switch (id) { - error_at (pragma_tok->location, - "%<#pragma GCC ivdep%> must be inside a function"); + case PRAGMA_IVDEP: + pragma_str = "ivdep"; break; - } - const bool ivdep = cp_parser_pragma_ivdep (parser, pragma_tok); - unsigned short unroll; - cp_token *tok = cp_lexer_peek_token (the_parser->lexer); - if (tok->type == CPP_PRAGMA - && cp_parser_pragma_kind (tok) == PRAGMA_UNROLL) - { - tok = cp_lexer_consume_token (parser->lexer); - unroll = cp_parser_pragma_unroll (parser, tok); - tok = cp_lexer_peek_token (the_parser->lexer); - } - else - unroll = 0; - if (tok->type != CPP_KEYWORD - || (tok->keyword != RID_FOR - && tok->keyword != RID_WHILE - && tok->keyword != RID_DO)) - { - cp_parser_error (parser, "for, while or do statement expected"); - return false; - } - cp_parser_iteration_statement (parser, if_p, ivdep, unroll); - return true; - } + case PRAGMA_UNROLL: + pragma_str = "unroll"; + break; + case PRAGMA_NOVECTOR: + pragma_str = "novector"; + break; + default: + gcc_unreachable (); + } - case PRAGMA_UNROLL: - { if (context == pragma_external) { error_at (pragma_tok->location, - "%<#pragma GCC unroll%> must be inside a function"); + "%<#pragma GCC %s%> must be inside a function", + pragma_str); break; } - const unsigned short unroll - = cp_parser_pragma_unroll (parser, pragma_tok); - bool ivdep; - cp_token *tok = cp_lexer_peek_token (the_parser->lexer); - if (tok->type == CPP_PRAGMA - && cp_parser_pragma_kind (tok) == PRAGMA_IVDEP) + + cp_token *tok = pragma_tok; + bool has_more = true; + do { - tok = cp_lexer_consume_token (parser->lexer); - ivdep = cp_parser_pragma_ivdep (parser, tok); + switch (cp_parser_pragma_kind (tok)) + { + case PRAGMA_IVDEP: + { + if (tok != pragma_tok) + tok = cp_lexer_consume_token (parser->lexer); + ivdep = cp_parser_pragma_ivdep (parser, tok); + break; + } + case PRAGMA_UNROLL: + { + if (tok != pragma_tok) + tok = cp_lexer_consume_token (parser->lexer); + unroll = cp_parser_pragma_unroll (parser, tok); + break; + } + case PRAGMA_NOVECTOR: + { + if (tok != pragma_tok) + tok = cp_lexer_consume_token (parser->lexer); + novector = cp_parser_pragma_novector (parser, tok); + break; + } + default: + has_more = false; + break; + } tok = cp_lexer_peek_token (the_parser->lexer); + has_more = has_more && tok->type == CPP_PRAGMA; } - else - ivdep = false; + while (has_more); + if (tok->type != CPP_KEYWORD || (tok->keyword != RID_FOR && tok->keyword != RID_WHILE @@ -49685,7 +49714,7 @@ cp_parser_pragma (cp_parser *parser, enum pragma_context context, bool *if_p) cp_parser_error (parser, "for, while or do statement expected"); return false; } - cp_parser_iteration_statement (parser, if_p, ivdep, unroll); + cp_parser_iteration_statement (parser, if_p, ivdep, unroll, novector); return true; } diff --git a/gcc/cp/pt.cc b/gcc/cp/pt.cc index 36344dc..2706fa6 100644 --- a/gcc/cp/pt.cc +++ b/gcc/cp/pt.cc @@ -19094,7 +19094,7 @@ tsubst_expr (tree t, tree args, tsubst_flags_t complain, tree in_decl) RECUR (FOR_INIT_STMT (t)); finish_init_stmt (stmt); tmp = RECUR (FOR_COND (t)); - finish_for_cond (tmp, stmt, false, 0); + finish_for_cond (tmp, stmt, false, 0, false); tmp = RECUR (FOR_EXPR (t)); finish_for_expr (tmp, stmt); { @@ -19131,6 +19131,7 @@ tsubst_expr (tree t, tree args, tsubst_flags_t complain, tree in_decl) { RANGE_FOR_IVDEP (stmt) = RANGE_FOR_IVDEP (t); RANGE_FOR_UNROLL (stmt) = RANGE_FOR_UNROLL (t); + RANGE_FOR_NOVECTOR (stmt) = RANGE_FOR_NOVECTOR (t); finish_range_for_decl (stmt, decl, expr); if (decomp_first && decl != error_mark_node) cp_finish_decomp (decl, decomp_first, decomp_cnt); @@ -19141,7 +19142,8 @@ tsubst_expr (tree t, tree args, tsubst_flags_t complain, tree in_decl) ? tree_to_uhwi (RANGE_FOR_UNROLL (t)) : 0); stmt = cp_convert_range_for (stmt, decl, expr, decomp_first, decomp_cnt, - RANGE_FOR_IVDEP (t), unroll); + RANGE_FOR_IVDEP (t), unroll, + RANGE_FOR_NOVECTOR (t)); } bool prev = note_iteration_stmt_body_start (); @@ -19154,7 +19156,7 @@ tsubst_expr (tree t, tree args, tsubst_flags_t complain, tree in_decl) case WHILE_STMT: stmt = begin_while_stmt (); tmp = RECUR (WHILE_COND (t)); - finish_while_stmt_cond (tmp, stmt, false, 0); + finish_while_stmt_cond (tmp, stmt, false, 0, false); { bool prev = note_iteration_stmt_body_start (); RECUR (WHILE_BODY (t)); @@ -19172,7 +19174,7 @@ tsubst_expr (tree t, tree args, tsubst_flags_t complain, tree in_decl) } finish_do_body (stmt); tmp = RECUR (DO_COND (t)); - finish_do_stmt (tmp, stmt, false, 0); + finish_do_stmt (tmp, stmt, false, 0, false); break; case IF_STMT: diff --git a/gcc/cp/semantics.cc b/gcc/cp/semantics.cc index 720521b..e810bc4 100644 --- a/gcc/cp/semantics.cc +++ b/gcc/cp/semantics.cc @@ -1148,7 +1148,7 @@ begin_while_stmt (void) void finish_while_stmt_cond (tree cond, tree while_stmt, bool ivdep, - unsigned short unroll) + unsigned short unroll, bool novector) { cond = maybe_convert_cond (cond); finish_cond (&WHILE_COND (while_stmt), cond); @@ -1168,6 +1168,13 @@ finish_while_stmt_cond (tree cond, tree while_stmt, bool ivdep, annot_expr_unroll_kind), build_int_cst (integer_type_node, unroll)); + if (novector && cond != error_mark_node) + WHILE_COND (while_stmt) = build3 (ANNOTATE_EXPR, + TREE_TYPE (WHILE_COND (while_stmt)), + WHILE_COND (while_stmt), + build_int_cst (integer_type_node, + annot_expr_no_vector_kind), + integer_zero_node); simplify_loop_decl_cond (&WHILE_COND (while_stmt), WHILE_BODY (while_stmt)); } @@ -1212,7 +1219,8 @@ finish_do_body (tree do_stmt) COND is as indicated. */ void -finish_do_stmt (tree cond, tree do_stmt, bool ivdep, unsigned short unroll) +finish_do_stmt (tree cond, tree do_stmt, bool ivdep, unsigned short unroll, + bool novector) { cond = maybe_convert_cond (cond); end_maybe_infinite_loop (cond); @@ -1229,6 +1237,10 @@ finish_do_stmt (tree cond, tree do_stmt, bool ivdep, unsigned short unroll) cond = build3 (ANNOTATE_EXPR, TREE_TYPE (cond), cond, build_int_cst (integer_type_node, annot_expr_unroll_kind), build_int_cst (integer_type_node, unroll)); + if (novector && cond != error_mark_node) + cond = build3 (ANNOTATE_EXPR, TREE_TYPE (cond), cond, + build_int_cst (integer_type_node, annot_expr_no_vector_kind), + integer_zero_node); DO_COND (do_stmt) = cond; } @@ -1327,7 +1339,7 @@ finish_init_stmt (tree for_stmt) FOR_STMT. */ void -finish_for_cond (tree cond, tree for_stmt, bool ivdep, unsigned short unroll) +finish_for_cond (tree cond, tree for_stmt, bool ivdep, unsigned short unroll, bool novector) { cond = maybe_convert_cond (cond); finish_cond (&FOR_COND (for_stmt), cond); @@ -1347,6 +1359,13 @@ finish_for_cond (tree cond, tree for_stmt, bool ivdep, unsigned short unroll) annot_expr_unroll_kind), build_int_cst (integer_type_node, unroll)); + if (novector && cond != error_mark_node) + FOR_COND (for_stmt) = build3 (ANNOTATE_EXPR, + TREE_TYPE (FOR_COND (for_stmt)), + FOR_COND (for_stmt), + build_int_cst (integer_type_node, + annot_expr_no_vector_kind), + integer_zero_node); simplify_loop_decl_cond (&FOR_COND (for_stmt), FOR_BODY (for_stmt)); } diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi index e06caf3..89c5b4e 100644 --- a/gcc/doc/extend.texi +++ b/gcc/doc/extend.texi @@ -24581,6 +24581,25 @@ void ignore_vec_dep (int *a, int k, int c, int m) @} @end smallexample +@cindex pragma GCC novector +@item #pragma GCC novector + +With this pragma, the programmer asserts that the following loop should be +prevented from executing concurrently with SIMD (single instruction multiple +data) instructions. + +For example, the compiler cannot vectorize the following loop with the pragma: + +@smallexample +void foo (int n, int *a, int *b, int *c) +@{ + int i, j; +#pragma GCC novector + for (i = 0; i < n; ++i) + a[i] = b[i] + c[i]; +@} +@end smallexample + @cindex pragma GCC unroll @var{n} @item #pragma GCC unroll @var{n} diff --git a/gcc/testsuite/g++.dg/vect/vect-novector-pragma.cc b/gcc/testsuite/g++.dg/vect/vect-novector-pragma.cc new file mode 100644 index 0000000..8c6ff22 --- /dev/null +++ b/gcc/testsuite/g++.dg/vect/vect-novector-pragma.cc @@ -0,0 +1,69 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target vect_int } */ + +#include <vector> + +void f4 (std::vector<int> a, std::vector<int> b, int n) +{ + int i = 0; +#pragma GCC novector + while (i < (n & -8)) + { + a[i] += b[i]; + i++; + } +} + +void f5 (std::vector<int> a, std::vector<int> b, int n) +{ + int i = 0; +#pragma GCC novector +#pragma GCC ivdep +#pragma GCC unroll 2 + while (i < (n & -8)) + { + a[i] += b[i]; + i++; + } +} + +void f6 (std::vector<int> a, std::vector<int> b, int n) +{ + int i = 0; +#pragma GCC ivdep +#pragma GCC novector +#pragma GCC unroll 2 + while (i < (n & -8)) + { + a[i] += b[i]; + i++; + } +} + +void f7 (std::vector<int> a, std::vector<int> b, int n) +{ + int i = 0; +#pragma GCC ivdep +#pragma GCC unroll 2 +#pragma GCC novector + while (i < (n & -8)) + { + a[i] += b[i]; + i++; + } +} + +#if __cpp_range_based_for +void f8 (std::vector<int> a, std::vector<int> b, int n) +{ + int i = 0; +#pragma GCC novector + for (int x : b) + { + a[i] += x; + i++; + } +} +#endif + +/* { dg-final { scan-tree-dump-not "LOOP VECTORIZED" "vect" } } */ diff --git a/gcc/testsuite/g++.dg/vect/vect.exp b/gcc/testsuite/g++.dg/vect/vect.exp index df27323..fc77120 100644 --- a/gcc/testsuite/g++.dg/vect/vect.exp +++ b/gcc/testsuite/g++.dg/vect/vect.exp @@ -64,7 +64,7 @@ dg-init # Main loop. et-dg-runtest g++-dg-runtest [lsort [glob -nocomplain \ - $srcdir/$subdir/{pr,simd}*.{c,cc,S} ]] "" $DEFAULT_VECTCFLAGS + $srcdir/$subdir/{pr,simd,vect-}*.{c,cc,S} ]] "" $DEFAULT_VECTCFLAGS et-dg-runtest g++-dg-runtest [lsort [glob -nocomplain \ $srcdir/$subdir/slp-pr*.{c,cc,S} ]] "" $VECT_SLP_CFLAGS |