HLSL: Implement missing GatherCmp

Test/hlsl.gathercmpRGBA.array.dx10.frag

@@ -29,6 +29,10 @@ PS_OUTPUT main()
 
    // no 1D gathers
 
+   float4 txval80 = g_tTex2df4a . GatherCmp(g_sSampCmp, c3, .75);
+   int4   txval81 = g_tTex2di4a . GatherCmp(g_sSampCmp, c3, .75);
+   uint4  txval82 = g_tTex2du4a . GatherCmp(g_sSampCmp, c3, .75);
+
    float4 txval00 = g_tTex2df4a . GatherCmpRed(g_sSampCmp, c3, .75);
    int4   txval01 = g_tTex2di4a . GatherCmpRed(g_sSampCmp, c3, .75);
    uint4  txval02 = g_tTex2du4a . GatherCmpRed(g_sSampCmp, c3, .75);

Test/hlsl.gathercmpRGBA.basic.dx10.frag

@@ -51,6 +51,10 @@ PS_OUTPUT main()
    int4   txval31 = g_tTex2di4 . GatherCmpAlpha(g_sSampCmp, c2, 0.75);
    uint4  txval32 = g_tTex2du4 . GatherCmpAlpha(g_sSampCmp, c2, 0.75);
 
+   float4 txval80 = g_tTex2df4 . GatherCmp(g_sSampCmp, c2, 0.75);
+   int4   txval81 = g_tTex2di4 . GatherCmp(g_sSampCmp, c2, 0.75);
+   uint4  txval82 = g_tTex2du4 . GatherCmp(g_sSampCmp, c2, 0.75);
+
    // no 3D gathers
 
    float4 txval40 = g_tTexcdf4 . GatherCmpRed(g_sSampCmp, c3, 0.75);
@@ -69,6 +73,10 @@ PS_OUTPUT main()
    int4   txval71 = g_tTexcdi4 . GatherCmpAlpha(g_sSampCmp, c3, 0.75);
    uint4  txval72 = g_tTexcdu4 . GatherCmpAlpha(g_sSampCmp, c3, 0.75);
 
+   float4 txval90 = g_tTexcdf4 . GatherCmp(g_sSampCmp, c3, 0.75);
+   int4   txval91 = g_tTexcdi4 . GatherCmp(g_sSampCmp, c3, 0.75);
+   uint4  txval92 = g_tTexcdu4 . GatherCmp(g_sSampCmp, c3, 0.75);
+
    psout.Color = 1.0;
    psout.Depth = 1.0;
 

Test/hlsl.gathercmpRGBA.offset.dx10.frag

@@ -50,13 +50,9 @@ PS_OUTPUT main()
    int4   txval014 = g_tTex2di4 . GatherCmpRed(g_sSampCmp, c2, 0.75, int2(1,-1), int2(1,-1), int2(1,-1), int2(1,-1));
    uint4  txval024 = g_tTex2du4 . GatherCmpRed(g_sSampCmp, c2, 0.75, int2(1,1), int2(1,1), int2(1,1), int2(1,1));
    
-   // float4 txval00s = g_tTex2df4 . GatherCmpRed(g_sSampCmp, c2, 0.75, int2(1,0), status);
-   // int4   txval01s = g_tTex2di4 . GatherCmpRed(g_sSampCmp, c2, 0.75, int2(1,0), status);
-   // uint4  txval02s = g_tTex2du4 . GatherCmpRed(g_sSampCmp, c2, 0.75, int2(1,0), status);
-
-   // float4 txval004s = g_tTex2df4 . GatherCmpRed(g_sSampCmp, c2, 0.75, int2(1,0), int2(1,0), int2(1,0), int2(1,0), status);
-   // int4   txval014s = g_tTex2di4 . GatherCmpRed(g_sSampCmp, c2, 0.75, int2(1,0), int2(1,0), int2(1,0), int2(1,0), status);
-   // uint4  txval024s = g_tTex2du4 . GatherCmpRed(g_sSampCmp, c2, 0.75, int2(1,0), int2(1,0), int2(1,0), int2(1,0), status);
+   float4 txval401 = g_tTex2df4 . GatherCmp(g_sSampCmp, c2, 0.75, int2(1,0));
+   int4   txval411 = g_tTex2di4 . GatherCmp(g_sSampCmp, c2, 0.75, int2(1,-1));
+   uint4  txval421 = g_tTex2du4 . GatherCmp(g_sSampCmp, c2, 0.75, int2(1,1));
 
    // GatherCmpGreen not implemented pending OpImageDrefGather component input
    // float4 txval101 = g_tTex2df4 . GatherCmpGreen(g_sSampCmp, c2, 0.75, int2(1,0));

Test/hlsl.gathercmpRGBA.offsetarray.dx10.frag

@@ -36,6 +36,10 @@ PS_OUTPUT main()
 
    // no 1D gathers
 
+   float4 txval401 = g_tTex2df4a . GatherCmp(g_sSampCmp, c3, 0.75, o2);
+   int4   txval411 = g_tTex2di4a . GatherCmp(g_sSampCmp, c3, 0.75, o2);
+   uint4  txval421 = g_tTex2du4a . GatherCmp(g_sSampCmp, c3, 0.75, o2);
+
    float4 txval001 = g_tTex2df4a . GatherCmpRed(g_sSampCmp, c3, 0.75, o2);
    int4   txval011 = g_tTex2di4a . GatherCmpRed(g_sSampCmp, c3, 0.75, o2);
    uint4  txval021 = g_tTex2du4a . GatherCmpRed(g_sSampCmp, c3, 0.75, o2);

hlsl/hlslParseables.cpp

@@ -111,7 +111,8 @@ bool IsIllegalSample(const glslang::TString& name, const char* argOrder, int dim
          name == "GatherAlpha");
 
     const bool isGatherCmp =
-        (name == "GatherCmpRed"   ||
+        (name == "GatherCmp"      ||
+         name == "GatherCmpRed"   ||
          name == "GatherCmpGreen" ||
          name == "GatherCmpBlue"  ||
          name == "GatherCmpAlpha");
@@ -824,6 +825,12 @@ void TBuiltInParseablesHlsl::initialize(int /*version*/, EProfile /*profile*/, c
         { "GatherAlpha",     /* O-4 */        "V4",    nullptr,   "%@,S,V,,,,",     "FIU,S,F,I,,,",   EShLangAll,   true },
         { "GatherAlpha",     /* O-4, status */"V4",    nullptr,   "%@,S,V,,,,,S",   "FIU,S,F,I,,,,U", EShLangAll,   true },
 
+        { "GatherCmp",       /*!O*/           "V4",    nullptr,   "%@,S,V,S",       "FIU,s,F,",       EShLangAll,   true },
+        { "GatherCmp",       /* O*/           "V4",    nullptr,   "%@,S,V,S,V",     "FIU,s,F,,I",     EShLangAll,   true },
+        { "GatherCmp",       /* O, status*/   "V4",    nullptr,   "%@,S,V,S,V,>S",  "FIU,s,F,,I,U",   EShLangAll,   true },
+        { "GatherCmp",       /* O-4 */        "V4",    nullptr,   "%@,S,V,S,V,,,",  "FIU,s,F,,I,,,",  EShLangAll,   true },
+        { "GatherCmp",       /* O-4, status */"V4",    nullptr,   "%@,S,V,S,V,,V,S","FIU,s,F,,I,,,,U",EShLangAll,   true },
+
         { "GatherCmpRed",    /*!O*/           "V4",    nullptr,   "%@,S,V,S",       "FIU,s,F,",       EShLangAll,   true },
         { "GatherCmpRed",    /* O*/           "V4",    nullptr,   "%@,S,V,S,V",     "FIU,s,F,,I",     EShLangAll,   true },
         { "GatherCmpRed",    /* O, status*/   "V4",    nullptr,   "%@,S,V,S,V,>S",  "FIU,s,F,,I,U",   EShLangAll,   true },
@@ -1203,6 +1210,7 @@ void TBuiltInParseablesHlsl::identifyBuiltIns(int /*version*/, EProfile /*profil
     symbolTable.relateToOperator(BUILTIN_PREFIX "GatherGreen",                 EOpMethodGatherGreen);
     symbolTable.relateToOperator(BUILTIN_PREFIX "GatherBlue",                  EOpMethodGatherBlue);
     symbolTable.relateToOperator(BUILTIN_PREFIX "GatherAlpha",                 EOpMethodGatherAlpha);
+    symbolTable.relateToOperator(BUILTIN_PREFIX "GatherCmp",                   EOpMethodGatherCmpRed); // alias
     symbolTable.relateToOperator(BUILTIN_PREFIX "GatherCmpRed",                EOpMethodGatherCmpRed);
     symbolTable.relateToOperator(BUILTIN_PREFIX "GatherCmpGreen",              EOpMethodGatherCmpGreen);
     symbolTable.relateToOperator(BUILTIN_PREFIX "GatherCmpBlue",               EOpMethodGatherCmpBlue);