expr: Add support for wide string literals

Thanks to Nihal Jere for his initial patches implementing this
feature.

Fixes #35.

6 files changed, 241 insertions, 0 deletions

diff --git a/test/initializer-replace-local-string-wide.c b/test/initializer-replace-local-string-wide.c
new file mode 100644
index 0000000..366020f
--- /dev/null
+++ b/test/initializer-replace-local-string-wide.c
@@ -0,0 +1,22 @@
+void f(void) {
+	struct {
+		unsigned short u[6];
+		unsigned U[6];
+		__typeof__(L' ') L[6];
+	} x = {
+		.u[0] = u'x',
+		.u[4] = u'y',
+		.u = u"hello",
+		.u[1] = u'a',
+
+		.U[0] = U'x',
+		.U[4] = U'y',
+		.U = U"hello",
+		.U[1] = U'a',
+
+		.L[0] = L'x',
+		.L[4] = L'y',
+		.L = L"hello",
+		.L[1] = L'a',
+	};
+}
diff --git a/test/initializer-replace-local-string-wide.qbe b/test/initializer-replace-local-string-wide.qbe
new file mode 100644
index 0000000..97ac914
--- /dev/null
+++ b/test/initializer-replace-local-string-wide.qbe
@@ -0,0 +1,61 @@
+export
+function $f() {
+@start.1
+	%.1 =l alloc4 60
+@body.2
+	%.2 =l add %.1, 0
+	storeh 104, %.2
+	%.3 =l add %.1, 2
+	storeh 101, %.3
+	%.4 =l add %.1, 4
+	storeh 108, %.4
+	%.5 =l add %.1, 6
+	storeh 108, %.5
+	%.6 =l add %.1, 8
+	storeh 111, %.6
+	%.7 =l add %.1, 10
+	storeh 0, %.7
+	%.8 =l add %.1, 2
+	storeh 97, %.8
+	%.9 =l add %.1, 4
+	storew 0, %.9
+	%.10 =l add %.1, 8
+	storew 0, %.10
+	%.11 =l add %.1, 12
+	storew 104, %.11
+	%.12 =l add %.1, 16
+	storew 101, %.12
+	%.13 =l add %.1, 20
+	storew 108, %.13
+	%.14 =l add %.1, 24
+	storew 108, %.14
+	%.15 =l add %.1, 28
+	storew 111, %.15
+	%.16 =l add %.1, 32
+	storew 0, %.16
+	%.17 =l add %.1, 16
+	storew 97, %.17
+	%.18 =l add %.1, 20
+	storew 0, %.18
+	%.19 =l add %.1, 24
+	storew 0, %.19
+	%.20 =l add %.1, 28
+	storew 0, %.20
+	%.21 =l add %.1, 32
+	storew 0, %.21
+	%.22 =l add %.1, 36
+	storew 104, %.22
+	%.23 =l add %.1, 40
+	storew 101, %.23
+	%.24 =l add %.1, 44
+	storew 108, %.24
+	%.25 =l add %.1, 48
+	storew 108, %.25
+	%.26 =l add %.1, 52
+	storew 111, %.26
+	%.27 =l add %.1, 56
+	storew 0, %.27
+	%.28 =l add %.1, 40
+	storew 97, %.28
+	ret
+}
diff --git a/test/initializer-replace-static-string-wide.c b/test/initializer-replace-static-string-wide.c
new file mode 100644
index 0000000..b6c348a
--- /dev/null
+++ b/test/initializer-replace-static-string-wide.c
@@ -0,0 +1,20 @@
+struct {
+	unsigned short s[6];
+} u = {
+	.s = u"aα€😐",
+	.s[2] = u'£',
+};
+
+struct {
+	unsigned s[5];
+} U = {
+	.s = U"aα€😐",
+	.s[3] = U'😃',
+};
+
+struct {
+	__typeof__(L' ') s[5];
+} L = {
+	.s = L"aα€😐",
+	.s[3] = L'😃',
+};
diff --git a/test/initializer-replace-static-string-wide.qbe b/test/initializer-replace-static-string-wide.qbe
new file mode 100644
index 0000000..ab42886
--- /dev/null
+++ b/test/initializer-replace-static-string-wide.qbe
@@ -0,0 +1,3 @@
+export data $u = align 2 { h 97 945 163 55357 56848 0 , }
+export data $U = align 4 { w 97 945 8364 128515 0 , }
+export data $L = align 4 { w 97 945 8364 128515 0 , }
diff --git a/test/initializer-string-wide.c b/test/initializer-string-wide.c
new file mode 100644
index 0000000..85b8019
--- /dev/null
+++ b/test/initializer-string-wide.c
@@ -0,0 +1,13 @@
+char s[] = "aα€😀\xAA\xBBBB\xCCCCCCCC";
+char u8[] = u8"aα€😀\xAA\xBBBB\xCCCCCCCC";
+unsigned short u[] = u"aα€😀\xAA\xBBBB\xCCCCCCCC";
+unsigned U[] = U"aα€😀\xAA\xBBBB\xCCCCCCCC";
+__typeof__(L' ') L[] = L"aα€😀\xAA\xBBBB\xCCCCCCCC";
+
+void f(void) {
+	char s[] = "aα€😀\xAA\xBBBB\xCCCCCCCC";
+	char u8[] = u8"aα€😀\xAA\xBBBB\xCCCCCCCC";
+	unsigned short u[] = u"aα€😀\xAA\xBBBB\xCCCCCCCC";
+	unsigned U[] = U"aα€😀\xAA\xBBBB\xCCCCCCCC";
+	__typeof__(L' ') L[] = L"aα€😀\xAA\xBBBB\xCCCCCCCC";
+}
diff --git a/test/initializer-string-wide.qbe b/test/initializer-string-wide.qbe
new file mode 100644
index 0000000..dc784d4
--- /dev/null
+++ b/test/initializer-string-wide.qbe
@@ -0,0 +1,122 @@
+export data $s = align 1 { b "a\316\261\342\202\254\360\237\230\200\252\273\314\000", }
+export data $u8 = align 1 { b "a\316\261\342\202\254\360\237\230\200\252\273\314\000", }
+export data $u = align 2 { h 97 945 8364 55357 56832 170 48059 52428 0 , }
+export data $U = align 4 { w 97 945 8364 128512 170 48059 3435973836 0 , }
+export data $L = align 4 { w 97 945 8364 128512 170 48059 3435973836 0 , }
+export
+function $f() {
+@start.1
+	%.1 =l alloc4 14
+	%.16 =l alloc4 14
+	%.31 =l alloc4 18
+	%.41 =l alloc4 32
+	%.50 =l alloc4 32
+@body.2
+	%.2 =l add %.1, 0
+	storeb 97, %.2
+	%.3 =l add %.1, 1
+	storeb 206, %.3
+	%.4 =l add %.1, 2
+	storeb 177, %.4
+	%.5 =l add %.1, 3
+	storeb 226, %.5
+	%.6 =l add %.1, 4
+	storeb 130, %.6
+	%.7 =l add %.1, 5
+	storeb 172, %.7
+	%.8 =l add %.1, 6
+	storeb 240, %.8
+	%.9 =l add %.1, 7
+	storeb 159, %.9
+	%.10 =l add %.1, 8
+	storeb 152, %.10
+	%.11 =l add %.1, 9
+	storeb 128, %.11
+	%.12 =l add %.1, 10
+	storeb 170, %.12
+	%.13 =l add %.1, 11
+	storeb 187, %.13
+	%.14 =l add %.1, 12
+	storeb 204, %.14
+	%.15 =l add %.1, 13
+	storeb 0, %.15
+	%.17 =l add %.16, 0
+	storeb 97, %.17
+	%.18 =l add %.16, 1
+	storeb 206, %.18
+	%.19 =l add %.16, 2
+	storeb 177, %.19
+	%.20 =l add %.16, 3
+	storeb 226, %.20
+	%.21 =l add %.16, 4
+	storeb 130, %.21
+	%.22 =l add %.16, 5
+	storeb 172, %.22
+	%.23 =l add %.16, 6
+	storeb 240, %.23
+	%.24 =l add %.16, 7
+	storeb 159, %.24
+	%.25 =l add %.16, 8
+	storeb 152, %.25
+	%.26 =l add %.16, 9
+	storeb 128, %.26
+	%.27 =l add %.16, 10
+	storeb 170, %.27
+	%.28 =l add %.16, 11
+	storeb 187, %.28
+	%.29 =l add %.16, 12
+	storeb 204, %.29
+	%.30 =l add %.16, 13
+	storeb 0, %.30
+	%.32 =l add %.31, 0
+	storeh 97, %.32
+	%.33 =l add %.31, 2
+	storeh 945, %.33
+	%.34 =l add %.31, 4
+	storeh 8364, %.34
+	%.35 =l add %.31, 6
+	storeh 55357, %.35
+	%.36 =l add %.31, 8
+	storeh 56832, %.36
+	%.37 =l add %.31, 10
+	storeh 170, %.37
+	%.38 =l add %.31, 12
+	storeh 48059, %.38
+	%.39 =l add %.31, 14
+	storeh 52428, %.39
+	%.40 =l add %.31, 16
+	storeh 0, %.40
+	%.42 =l add %.41, 0
+	storew 97, %.42
+	%.43 =l add %.41, 4
+	storew 945, %.43
+	%.44 =l add %.41, 8
+	storew 8364, %.44
+	%.45 =l add %.41, 12
+	storew 128512, %.45
+	%.46 =l add %.41, 16
+	storew 170, %.46
+	%.47 =l add %.41, 20
+	storew 48059, %.47
+	%.48 =l add %.41, 24
+	storew 3435973836, %.48
+	%.49 =l add %.41, 28
+	storew 0, %.49
+	%.51 =l add %.50, 0
+	storew 97, %.51
+	%.52 =l add %.50, 4
+	storew 945, %.52
+	%.53 =l add %.50, 8
+	storew 8364, %.53
+	%.54 =l add %.50, 12
+	storew 128512, %.54
+	%.55 =l add %.50, 16
+	storew 170, %.55
+	%.56 =l add %.50, 20
+	storew 48059, %.56
+	%.57 =l add %.50, 24
+	storew 3435973836, %.57
+	%.58 =l add %.50, 28
+	storew 0, %.58
+	ret
+}