Const eval for `inverseSqrt`
This CL adds const-eval for the `inverseSqrt` builtin.
Bug: tint:1581
Change-Id: Ieef063416a8033b5fac9396e30c76c20b3360a90
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/111581
Reviewed-by: Antonio Maiorano <amaiorano@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Dan Sinclair <dsinclair@chromium.org>
diff --git a/test/tint/builtins/gen/var/inverseSqrt/f60c1c.wgsl.expected.fxc.hlsl b/test/tint/builtins/gen/var/inverseSqrt/f60c1c.wgsl.expected.fxc.hlsl
new file mode 100644
index 0000000..7318b17
--- /dev/null
+++ b/test/tint/builtins/gen/var/inverseSqrt/f60c1c.wgsl.expected.fxc.hlsl
@@ -0,0 +1,30 @@
+void inverseSqrt_f60c1c() {
+ float2 res = (1.0f).xx;
+}
+
+struct tint_symbol {
+ float4 value : SV_Position;
+};
+
+float4 vertex_main_inner() {
+ inverseSqrt_f60c1c();
+ return (0.0f).xxxx;
+}
+
+tint_symbol vertex_main() {
+ const float4 inner_result = vertex_main_inner();
+ tint_symbol wrapper_result = (tint_symbol)0;
+ wrapper_result.value = inner_result;
+ return wrapper_result;
+}
+
+void fragment_main() {
+ inverseSqrt_f60c1c();
+ return;
+}
+
+[numthreads(1, 1, 1)]
+void compute_main() {
+ inverseSqrt_f60c1c();
+ return;
+}
