POW2/LOG2 for vexptefp/vlogefp.

src/alloy/hir/hir_builder.cc

@@ -1267,6 +1267,28 @@ Value* HIRBuilder::RSqrt(Value* value) {
   return i->dest;
 }
 
+Value* HIRBuilder::Pow2(Value* value) {
+  ASSERT_FLOAT_TYPE(value);
+
+  Instr* i = AppendInstr(
+      OPCODE_POW2_info, 0,
+      AllocValue(value->type));
+  i->set_src1(value);
+  i->src2.value = i->src3.value = NULL;
+  return i->dest;
+}
+
+Value* HIRBuilder::Log2(Value* value) {
+  ASSERT_FLOAT_TYPE(value);
+
+  Instr* i = AppendInstr(
+      OPCODE_LOG2_info, 0,
+      AllocValue(value->type));
+  i->set_src1(value);
+  i->src2.value = i->src3.value = NULL;
+  return i->dest;
+}
+
 Value* HIRBuilder::DotProduct3(Value* value1, Value* value2) {
   ASSERT_VECTOR_TYPE(value1);
   ASSERT_VECTOR_TYPE(value2);

src/alloy/hir/hir_builder.h

@@ -161,6 +161,8 @@ public:
   Value* Abs(Value* value);
   Value* Sqrt(Value* value);
   Value* RSqrt(Value* value);
+  Value* Pow2(Value* value);
+  Value* Log2(Value* value);
   Value* DotProduct3(Value* value1, Value* value2);
   Value* DotProduct4(Value* value1, Value* value2);
 

src/alloy/hir/opcodes.h

@@ -142,6 +142,8 @@ enum Opcode {
   OPCODE_ABS,
   OPCODE_SQRT,
   OPCODE_RSQRT,
+  OPCODE_POW2,
+  OPCODE_LOG2,
   OPCODE_DOT_PRODUCT_3,
   OPCODE_DOT_PRODUCT_4,
 

src/alloy/hir/opcodes.inl

@@ -391,6 +391,18 @@ DEFINE_OPCODE(
     OPCODE_SIG_V_V,
     0);
 
+DEFINE_OPCODE(
+    OPCODE_POW2,
+    "pow2",
+    OPCODE_SIG_V_V,
+    0);
+
+DEFINE_OPCODE(
+    OPCODE_LOG2,
+    "log2",
+    OPCODE_SIG_V_V,
+    0);
+
 DEFINE_OPCODE(
     OPCODE_DOT_PRODUCT_3,
     "dot_product_3",