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List:       linux-sparse
Subject:    [PATCH 2/3] add helper: is_scalar_type()
From:       Luc Van Oostenryck <luc.vanoostenryck () gmail ! com>
Date:       2017-01-29 11:34:08
Message-ID: 20170129113409.9834-3-luc.vanoostenryck () gmail ! com
[Download RAW message or body]

Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
---
 symbol.h | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/symbol.h b/symbol.h
index 9b3f1604e..b0176bc5e 100644
--- a/symbol.h
+++ b/symbol.h
@@ -372,6 +372,28 @@ static inline int is_bool_type(struct symbol *type)
 	return type == &bool_ctype;
 }
 
+static inline int is_scalar_type(struct symbol *type)
+{
+	if (type->type == SYM_NODE)
+		type = type->ctype.base_type;
+	switch (type->type) {
+	case SYM_ENUM:
+	case SYM_BITFIELD:
+	case SYM_PTR:
+	case SYM_ARRAY:		// OK, will be a PTR after conversion
+	case SYM_FN:
+	case SYM_RESTRICT:	// OK, always integer types
+		return 1;
+	default:
+		break;
+	}
+	if (type->ctype.base_type == &int_type)
+		return 1;
+	if (type->ctype.base_type == &fp_type)
+		return 1;
+	return 0;
+}
+
 static inline int is_function(struct symbol *type)
 {
 	return type && type->type == SYM_FN;
-- 
2.11.0

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