Support bitcasts of 16-bit types.

2 files changed, 49 insertions, 0 deletions

diff --git a/shaders/comp/bitcast-16bit-1.invalid.comp b/shaders/comp/bitcast-16bit-1.invalid.comp
new file mode 100644
index 00000000..0c21cda3
--- /dev/null
+++ b/shaders/comp/bitcast-16bit-1.invalid.comp
@@ -0,0 +1,23 @@
+#version 450 core
+#extension GL_AMD_gpu_shader_half_float : require
+#extension GL_AMD_gpu_shader_int16 : require
+layout(local_size_x = 1) in;
+
+layout(binding = 0, std430) buffer SSBO0
+{
+   i16vec4 inputs[];
+};
+
+layout(binding = 1, std430) buffer SSBO1
+{
+   ivec4 outputs[];
+};
+
+void main()
+{
+   uint ident = gl_GlobalInvocationID.x;
+   f16vec2 a = int16BitsToFloat16(inputs[ident].xy);
+   outputs[ident].x = int(packFloat2x16(a + f16vec2(1, 1)));
+   outputs[ident].y = packInt2x16(inputs[ident].zw);
+   outputs[ident].z = int(packUint2x16(u16vec2(inputs[ident].xy)));
+}
diff --git a/shaders/comp/bitcast-16bit-2.invalid.comp b/shaders/comp/bitcast-16bit-2.invalid.comp
new file mode 100644
index 00000000..6bb66241
--- /dev/null
+++ b/shaders/comp/bitcast-16bit-2.invalid.comp
@@ -0,0 +1,26 @@
+#version 450 core
+#extension GL_AMD_gpu_shader_half_float : require
+#extension GL_AMD_gpu_shader_int16 : require
+layout(local_size_x = 1) in;
+
+layout(binding = 0, std430) buffer SSBO0
+{
+   ivec4 inputs[];
+};
+
+layout(binding = 1, std430) buffer SSBO1
+{
+   i16vec4 outputs[];
+};
+
+layout(binding = 2) uniform UBO
+{
+   f16vec4 const0;
+};
+
+void main()
+{
+   uint ident = gl_GlobalInvocationID.x;
+   outputs[ident].xy = unpackInt2x16(inputs[ident].x) + float16BitsToInt16(const0.xy);
+   outputs[ident].zw = i16vec2(unpackUint2x16(uint(inputs[ident].y)) - float16BitsToUint16(const0.zw));
+}