vctsxs, vctuxs.

src/alloy/hir/hir_builder.cc

@@ -744,11 +744,11 @@ Value* HIRBuilder::VectorConvertI2F(Value* value, uint32_t arithmetic_flags) {
   return i->dest;
 }
 
-Value* HIRBuilder::VectorConvertF2I(Value* value, RoundMode round_mode) {
+Value* HIRBuilder::VectorConvertF2I(Value* value, uint32_t arithmetic_flags) {
   ASSERT_VECTOR_TYPE(value);
 
   Instr* i = AppendInstr(
-      OPCODE_VECTOR_CONVERT_F2I_info, round_mode,
+      OPCODE_VECTOR_CONVERT_F2I_info, arithmetic_flags,
       AllocValue(value->type));
   i->set_src1(value);
   i->src2.value = i->src3.value = NULL;

src/alloy/hir/hir_builder.h

@@ -99,7 +99,7 @@ public:
   //     It'd be nice if Convert() supported this, however then we'd need a
   //     VEC128_INT32_TYPE or something.
   Value* VectorConvertI2F(Value* value, uint32_t arithmetic_flags = 0);
-  Value* VectorConvertF2I(Value* value, RoundMode round_mode = ROUND_TO_ZERO);
+  Value* VectorConvertF2I(Value* value, uint32_t arithmetic_flags = 0);
 
   Value* LoadZero(TypeName type);
   Value* LoadConstant(int8_t value);

src/alloy/hir/opcodes.h

@@ -50,6 +50,7 @@ enum PrefetchFlags {
 enum ArithmeticFlags {
   ARITHMETIC_SET_CARRY = (1 << 1),
   ARITHMETIC_UNSIGNED = (1 << 2),
+  ARITHMETIC_SATURATE = (1 << 3),
 };
 enum Permutes {
   PERMUTE_XY_ZW = 0x00010405,