glasm: Implement gl_FragDepth and gl_SampleMask stores

src/shader_recompiler/backend/glasm/emit_glasm_context_get_set.cpp

@@ -120,12 +120,12 @@ void EmitSetFragColor(EmitContext& ctx, u32 index, u32 component, ScalarF32 valu
     ctx.Add("MOV.F frag_color{}.{},{};", index, "xyzw"[component], value);
 }
 
-void EmitSetSampleMask([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] ScalarF32 value) {
-    throw NotImplementedException("GLASM instruction");
+void EmitSetSampleMask(EmitContext& ctx, ScalarS32 value) {
+    ctx.Add("MOV.S result.samplemask.x,{};", value);
 }
 
-void EmitSetFragDepth([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] ScalarF32 value) {
-    throw NotImplementedException("GLASM instruction");
+void EmitSetFragDepth(EmitContext& ctx, ScalarF32 value) {
+    ctx.Add("MOV.F result.depth.z,{};", value);
 }
 
 void EmitLoadLocal(EmitContext& ctx, IR::Inst& inst, ScalarU32 word_offset) {

src/shader_recompiler/backend/glasm/emit_glasm_instructions.h

@@ -56,7 +56,7 @@ void EmitSetAttributeIndexed(EmitContext& ctx, ScalarU32 offset, ScalarF32 value
 void EmitGetPatch(EmitContext& ctx, IR::Patch patch);
 void EmitSetPatch(EmitContext& ctx, IR::Patch patch, ScalarF32 value);
 void EmitSetFragColor(EmitContext& ctx, u32 index, u32 component, ScalarF32 value);
-void EmitSetSampleMask(EmitContext& ctx, ScalarF32 value);
+void EmitSetSampleMask(EmitContext& ctx, ScalarS32 value);
 void EmitSetFragDepth(EmitContext& ctx, ScalarF32 value);
 void EmitGetZFlag(EmitContext& ctx);
 void EmitGetSFlag(EmitContext& ctx);