spirv: switch_br lowering

Implements lowering switch statements in the SPIR-V backend.
2022-11-27 16:22:01 +01:00
parent 205d928b24
commit e443b1bed7
2 changed files with 122 additions and 0 deletions
--- a/src/codegen/spirv/Module.zig
+++ b/src/codegen/spirv/Module.zig
@@ -132,6 +132,11 @@ pub fn allocId(self: *Module) spec.IdResult {
    return .{ .id = self.next_result_id };
 }

+pub fn allocIds(self: *Module, n: u32) spec.IdResult {
+    defer self.next_result_id += n;
+    return .{ .id = self.next_result_id };
+}
+
 pub fn idBound(self: Module) Word {
    return self.next_result_id;
 }