zig

commit f8de4db8731e20995d16ec29bc0fb553e7d6f5bf (tree)
parent 9c550721e40f50b2ee44a5b1bf633ebdd50d5fd2
Author: Ali Chraghi <alichraghi@proton.me>
Date:   Mon, 15 May 2023 14:22:40 +0330

spirv: implement arithmeticTypeInfo for Enum (`@intToEnum`)

Diffstat:
M
src/codegen/spirv.zig
 | 
11
+++++++++++
M
test/behavior/enum.zig
 | 
5
-----
M
test/behavior/union.zig
 | 
1
-

3 files changed, 11 insertions(+), 6 deletions(-)
diff --git a/src/codegen/spirv.zig b/src/codegen/spirv.zig
@@ -369,6 +369,17 @@ pub const DeclGen = struct {
                         .composite_integer,
                 };
             },
+            .Enum => blk: {
+                var buffer: Type.Payload.Bits = undefined;
+                const int_ty = ty.intTagType(&buffer);
+                const int_info = int_ty.intInfo(target);
+                break :blk ArithmeticTypeInfo{
+                    .bits = int_info.bits,
+                    .is_vector = false,
+                    .signedness = int_info.signedness,
+                    .class = .integer,
+                };
+            },
             // As of yet, there is no vector support in the self-hosted compiler.
             .Vector => self.todo("implement arithmeticTypeInfo for Vector", .{}),
             // TODO: For which types is this the case?
diff --git a/test/behavior/enum.zig b/test/behavior/enum.zig
@@ -27,7 +27,6 @@ const IntToEnumNumber = enum { Zero, One, Two, Three, Four };
 test "int to enum" {
     if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest;
     if (builtin.zig_backend == .stage2_sparc64) return error.SkipZigTest; // TODO
-    if (builtin.zig_backend == .stage2_spirv64) return error.SkipZigTest;
 
     try testIntToEnumEval(3);
 }
@@ -576,8 +575,6 @@ test "enum literal equality" {
 }
 
 test "enum literal cast to enum" {
-    if (builtin.zig_backend == .stage2_spirv64) return error.SkipZigTest;
-
     const Color = enum { Auto, Off, On };
 
     var color1: Color = .Auto;
@@ -874,8 +871,6 @@ test "switch on enum with one member is comptime-known" {
 }
 
 test "method call on an enum" {
-    if (builtin.zig_backend == .stage2_spirv64) return error.SkipZigTest;
-
     const S = struct {
         const E = enum {
             one,
diff --git a/test/behavior/union.zig b/test/behavior/union.zig
@@ -366,7 +366,6 @@ test "simple union(enum(u32))" {
     if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest;
     if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest;
     if (builtin.zig_backend == .stage2_sparc64) return error.SkipZigTest; // TODO
-    if (builtin.zig_backend == .stage2_spirv64) return error.SkipZigTest;
 
     var x = MultipleChoice.C;
     try expect(x == MultipleChoice.C);