Add SIMD integer min and max instructions (#2416)

As proposed in https://github.com/WebAssembly/simd/pull/27.

1 files changed, 49 insertions, 0 deletions

diff --git a/src/wasm/literal.cpp b/src/wasm/literal.cpp
index 7f0c9fa6b..f4ddf69cc 100644
--- a/src/wasm/literal.cpp
+++ b/src/wasm/literal.cpp
@@ -847,6 +847,19 @@ Literal Literal::remU(const Literal& other) const {
   }
 }
 
+Literal Literal::minInt(const Literal& other) const {
+  return geti32() < other.geti32() ? *this : other;
+}
+Literal Literal::maxInt(const Literal& other) const {
+  return geti32() > other.geti32() ? *this : other;
+}
+Literal Literal::minUInt(const Literal& other) const {
+  return uint32_t(geti32()) < uint32_t(other.geti32()) ? *this : other;
+}
+Literal Literal::maxUInt(const Literal& other) const {
+  return uint32_t(geti32()) > uint32_t(other.geti32()) ? *this : other;
+}
+
 Literal Literal::and_(const Literal& other) const {
   switch (type) {
     case Type::i32:
@@ -1703,6 +1716,18 @@ Literal Literal::subSaturateUI8x16(const Literal& other) const {
 Literal Literal::mulI8x16(const Literal& other) const {
   return binary<16, &Literal::getLanesUI8x16, &Literal::mul>(*this, other);
 }
+Literal Literal::minSI8x16(const Literal& other) const {
+  return binary<16, &Literal::getLanesSI8x16, &Literal::minInt>(*this, other);
+}
+Literal Literal::minUI8x16(const Literal& other) const {
+  return binary<16, &Literal::getLanesUI8x16, &Literal::minInt>(*this, other);
+}
+Literal Literal::maxSI8x16(const Literal& other) const {
+  return binary<16, &Literal::getLanesSI8x16, &Literal::maxInt>(*this, other);
+}
+Literal Literal::maxUI8x16(const Literal& other) const {
+  return binary<16, &Literal::getLanesUI8x16, &Literal::maxInt>(*this, other);
+}
 Literal Literal::addI16x8(const Literal& other) const {
   return binary<8, &Literal::getLanesUI16x8, &Literal::add>(*this, other);
 }
@@ -1728,6 +1753,18 @@ Literal Literal::subSaturateUI16x8(const Literal& other) const {
 Literal Literal::mulI16x8(const Literal& other) const {
   return binary<8, &Literal::getLanesUI16x8, &Literal::mul>(*this, other);
 }
+Literal Literal::minSI16x8(const Literal& other) const {
+  return binary<8, &Literal::getLanesSI16x8, &Literal::minInt>(*this, other);
+}
+Literal Literal::minUI16x8(const Literal& other) const {
+  return binary<8, &Literal::getLanesUI16x8, &Literal::minInt>(*this, other);
+}
+Literal Literal::maxSI16x8(const Literal& other) const {
+  return binary<8, &Literal::getLanesSI16x8, &Literal::maxInt>(*this, other);
+}
+Literal Literal::maxUI16x8(const Literal& other) const {
+  return binary<8, &Literal::getLanesUI16x8, &Literal::maxInt>(*this, other);
+}
 Literal Literal::addI32x4(const Literal& other) const {
   return binary<4, &Literal::getLanesI32x4, &Literal::add>(*this, other);
 }
@@ -1737,6 +1774,18 @@ Literal Literal::subI32x4(const Literal& other) const {
 Literal Literal::mulI32x4(const Literal& other) const {
   return binary<4, &Literal::getLanesI32x4, &Literal::mul>(*this, other);
 }
+Literal Literal::minSI32x4(const Literal& other) const {
+  return binary<4, &Literal::getLanesI32x4, &Literal::minInt>(*this, other);
+}
+Literal Literal::minUI32x4(const Literal& other) const {
+  return binary<4, &Literal::getLanesI32x4, &Literal::minUInt>(*this, other);
+}
+Literal Literal::maxSI32x4(const Literal& other) const {
+  return binary<4, &Literal::getLanesI32x4, &Literal::maxInt>(*this, other);
+}
+Literal Literal::maxUI32x4(const Literal& other) const {
+  return binary<4, &Literal::getLanesI32x4, &Literal::maxUInt>(*this, other);
+}
 Literal Literal::addI64x2(const Literal& other) const {
   return binary<2, &Literal::getLanesI64x2, &Literal::add>(*this, other);
 }