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cgen: make array_set/map_set work with pointers

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This commit is contained in:
Alexander Medvednikov 2020-04-03 10:41:01 +02:00
parent ef339a4896
commit a25f47124d
3 changed files with 15 additions and 8 deletions
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2
vlib/v/ast/ast.v
View File

@ -336,7 +336,7 @@ pub:
left Expr left Expr
index Expr // [0], [start..end] etc index Expr // [0], [start..end] etc
mut: mut:
container_type table.Type // array, map, fixed array left_type table.Type // array, map, fixed array
is_setter bool is_setter bool
} }

2
vlib/v/checker/checker.v
View File

@ -1059,6 +1059,7 @@ pub fn (c mut Checker) postfix_expr(node ast.PostfixExpr) table.Type {
pub fn (c mut Checker) index_expr(node mut ast.IndexExpr) table.Type { pub fn (c mut Checker) index_expr(node mut ast.IndexExpr) table.Type {
typ := c.expr(node.left) typ := c.expr(node.left)
node.left_type = typ
mut is_range := false // TODO is_range := node.index is ast.RangeExpr mut is_range := false // TODO is_range := node.index is ast.RangeExpr
match node.index { match node.index {
ast.RangeExpr { ast.RangeExpr {
@ -1072,7 +1073,6 @@ pub fn (c mut Checker) index_expr(node mut ast.IndexExpr) table.Type {
} }
else {} else {}
} }
node.container_type = typ
typ_sym := c.table.get_type_symbol(typ) typ_sym := c.table.get_type_symbol(typ)
if !is_range { if !is_range {
index_type := c.expr(node.index) index_type := c.expr(node.index)

19
vlib/v/gen/cgen.v
View File

@ -1616,7 +1616,7 @@ fn (g mut Gen) index_expr(node ast.IndexExpr) {
mut is_range := false mut is_range := false
match node.index { match node.index {
ast.RangeExpr { ast.RangeExpr {
sym := g.table.get_type_symbol(node.container_type) sym := g.table.get_type_symbol(node.left_type)
is_range = true is_range = true
if sym.kind == .string { if sym.kind == .string {
g.write('string_substr(') g.write('string_substr(')
@ -1662,8 +1662,9 @@ fn (g mut Gen) index_expr(node ast.IndexExpr) {
else {} else {}
} }
if !is_range { if !is_range {
sym := g.table.get_type_symbol(node.container_type) sym := g.table.get_type_symbol(node.left_type)
if table.type_is_variadic(node.container_type) { left_is_ptr := table.type_is_ptr(node.left_type)
if table.type_is_variadic(node.left_type) {
g.expr(node.left) g.expr(node.left)
g.write('.args') g.write('.args')
g.write('[') g.write('[')
@ -1684,7 +1685,10 @@ fn (g mut Gen) index_expr(node ast.IndexExpr) {
} }
if g.is_assign_lhs && !is_selector && node.is_setter { if g.is_assign_lhs && !is_selector && node.is_setter {
g.is_array_set = true g.is_array_set = true
g.write('array_set(&') g.write('array_set(')
if !left_is_ptr {
g.write('&')
}
g.expr(node.left) g.expr(node.left)
g.write(', ') g.write(', ')
g.expr(node.index) g.expr(node.index)
@ -1719,7 +1723,10 @@ fn (g mut Gen) index_expr(node ast.IndexExpr) {
elem_type_str := g.typ(info.value_type) elem_type_str := g.typ(info.value_type)
if g.is_assign_lhs { if g.is_assign_lhs {
g.is_array_set = true g.is_array_set = true
g.write('map_set(&') g.write('map_set(')
if !left_is_ptr {
g.write('&')
}
g.expr(node.left) g.expr(node.left)
g.write(', ') g.write(', ')
g.expr(node.index) g.expr(node.index)
@ -1741,7 +1748,7 @@ fn (g mut Gen) index_expr(node ast.IndexExpr) {
g.write(', &($elem_type_str[]){ $zero }))') g.write(', &($elem_type_str[]){ $zero }))')
} }
} }
else if sym.kind == .string && !table.type_is_ptr(node.container_type) { else if sym.kind == .string && !table.type_is_ptr(node.left_type) {
g.write('string_at(') g.write('string_at(')
g.expr(node.left) g.expr(node.left)
g.write(', ') g.write(', ')