all: add @[_linker_section] for global variable

JalonSolov · May 5, 2024 · 6944f61 · 6944f61
1 parent 58527cc
commit 6944f61
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diff --git a/vlib/v/checker/checker.v b/vlib/v/checker/checker.v
@@ -2240,6 +2240,14 @@ fn (mut c Checker) branch_stmt(node ast.BranchStmt) {
 }
 
 fn (mut c Checker) global_decl(mut node ast.GlobalDecl) {
+	required_args_attr := ['_linker_section']
+	for attr_name in required_args_attr {
+		if attr := node.attrs.find_first(attr_name) {
+			if attr.arg == '' {
+				c.error('missing argument for @[${attr_name}] attribute', attr.pos)
+			}
+		}
+	}
 	for mut field in node.fields {
 		c.check_valid_snake_case(field.name, 'global name', field.pos)
 		if field.name in c.global_names {

diff --git a/vlib/v/gen/c/cgen.v b/vlib/v/gen/c/cgen.v
@@ -6095,6 +6095,9 @@ fn (mut g Gen) global_decl(node ast.GlobalDecl) {
 	if node.attrs.contains('export') {
 		attributes += 'VV_EXPORTED_SYMBOL '
 	}
+	if attr := node.attrs.find_first('_linker_section') {
+		attributes += '__attribute__ ((section ("${attr.arg}"))) '
+	}
 	for field in node.fields {
 		if g.pref.skip_unused {
 			if field.name !in g.table.used_globals {