minor update

kernel/include/vx_intrinsics.h

@@ -98,13 +98,6 @@ extern "C" {
         __asm__ __volatile__ ("csrc %0, %1"	:: "i" (csr), "r" (__v)); \
 })
 
-// Texture load
-inline unsigned vx_tex(unsigned stage, unsigned u, unsigned v, unsigned lod) {
-    unsigned ret;
-    asm volatile (".insn r4 %1, 0, %2, %0, %3, %4, %5" : "=r"(ret) : "i"(RISCV_CUSTOM1), "i"(stage), "r"(u), "r"(v), "r"(lod));
-    return ret;
-}
-
 // Conditional move
 inline unsigned vx_cmov(unsigned c, unsigned t, unsigned f) {
     unsigned ret;
@@ -112,19 +105,6 @@ inline unsigned vx_cmov(unsigned c, unsigned t, unsigned f) {
     return ret;
 }
 
-// Rop write
-inline void vx_rop(unsigned x, unsigned y, unsigned face, unsigned color, unsigned depth) {
-    unsigned pos_face = (y << 16) | (x << 1) | face;
-    asm volatile (".insn r4 %0, 1, 1, x0, %1, %2, %3" :: "i"(RISCV_CUSTOM1), "r"(pos_face), "r"(color), "r"(depth));
-}
-
-// Raster load
-inline unsigned vx_rast() {
-    unsigned ret;
-    asm volatile (".insn r %1, 0, 1, %0, x0, x0" : "=r"(ret) : "i"(RISCV_CUSTOM0));
-    return ret;
-}
-
 // Set thread mask
 inline void vx_tmc(unsigned thread_mask) {
     asm volatile (".insn r %0, 0, 0, x0, %1, x0" :: "i"(RISCV_CUSTOM0), "r"(thread_mask));

sim/simx/decode.cpp

@@ -405,23 +405,14 @@ static const char* op_string(const Instr &instr) {
       default:
         std::abort();
       }
-    case 1:
-      switch (func3) {
-      case 0: return "RASTER";      
-      default:
-        std::abort();
-      }
     default:
       std::abort();
     }
   case Opcode::EXT2:
     switch (func3) {
-    case 0:
-      return "TEX";
     case 1: {
       switch (func2) {
-      case 0: return "CMOV";
+      case 0: return "CMOV"; 
-      case 1: return "ROP";      
       default:
         std::abort();
       }