VECTOR_MIN and VECTOR_MAX instructions.

src/alloy/hir/hir_builder.cc

@@ -1035,6 +1035,19 @@ Value* HIRBuilder::Max(Value* value1, Value* value2) {
   return i->dest;
 }
 
+Value* HIRBuilder::VectorMax(Value* value1, Value* value2, TypeName part_type,
+                             uint32_t arithmetic_flags) {
+  ASSERT_TYPES_EQUAL(value1, value2);
+
+  uint16_t flags = arithmetic_flags | (part_type << 8);
+  Instr* i =
+      AppendInstr(OPCODE_VECTOR_MAX_info, flags, AllocValue(value1->type));
+  i->set_src1(value1);
+  i->set_src2(value2);
+  i->src3.value = NULL;
+  return i->dest;
+}
+
 Value* HIRBuilder::Min(Value* value1, Value* value2) {
   ASSERT_TYPES_EQUAL(value1, value2);
 
@@ -1050,6 +1063,19 @@ Value* HIRBuilder::Min(Value* value1, Value* value2) {
   return i->dest;
 }
 
+Value* HIRBuilder::VectorMin(Value* value1, Value* value2, TypeName part_type,
+                             uint32_t arithmetic_flags) {
+  ASSERT_TYPES_EQUAL(value1, value2);
+
+  uint16_t flags = arithmetic_flags | (part_type << 8);
+  Instr* i =
+      AppendInstr(OPCODE_VECTOR_MIN_info, flags, AllocValue(value1->type));
+  i->set_src1(value1);
+  i->set_src2(value2);
+  i->src3.value = NULL;
+  return i->dest;
+}
+
 Value* HIRBuilder::Select(Value* cond, Value* value1, Value* value2) {
   assert_true(cond->type == INT8_TYPE);  // for now
   ASSERT_TYPES_EQUAL(value1, value2);

src/alloy/hir/hir_builder.h

@@ -136,7 +136,11 @@ class HIRBuilder {
   void Prefetch(Value* address, size_t length, uint32_t prefetch_flags = 0);
 
   Value* Max(Value* value1, Value* value2);
+  Value* VectorMax(Value* value1, Value* value2, TypeName part_type,
+                   uint32_t arithmetic_flags = 0);
   Value* Min(Value* value1, Value* value2);
+  Value* VectorMin(Value* value1, Value* value2, TypeName part_type,
+                   uint32_t arithmetic_flags = 0);
   Value* Select(Value* cond, Value* value1, Value* value2);
   Value* IsTrue(Value* value);
   Value* IsFalse(Value* value);

src/alloy/hir/opcodes.h

@@ -112,7 +112,9 @@ enum Opcode {
   OPCODE_STORE,
   OPCODE_PREFETCH,
   OPCODE_MAX,
+  OPCODE_VECTOR_MAX,
   OPCODE_MIN,
+  OPCODE_VECTOR_MIN,
   OPCODE_SELECT,
   OPCODE_IS_TRUE,
   OPCODE_IS_FALSE,

src/alloy/hir/opcodes.inl

@@ -236,12 +236,24 @@ DEFINE_OPCODE(
     OPCODE_SIG_V_V_V,
     0)
 
+DEFINE_OPCODE(
+    OPCODE_VECTOR_MAX,
+    "vector_max",
+    OPCODE_SIG_V_V_V,
+    0)
+
 DEFINE_OPCODE(
     OPCODE_MIN,
     "min",
     OPCODE_SIG_V_V_V,
     0)
 
+DEFINE_OPCODE(
+    OPCODE_VECTOR_MIN,
+    "vector_min",
+    OPCODE_SIG_V_V_V,
+    0)
+
 DEFINE_OPCODE(
     OPCODE_SELECT,
     "select",