lower min and max in asm2wasm in wasm f*.min/max

3 files changed, 69 insertions, 0 deletions

diff --git a/test/unit.asm.js b/test/unit.asm.js
index 385db859c..a865350f6 100644
--- a/test/unit.asm.js
+++ b/test/unit.asm.js
@@ -7,6 +7,8 @@ function asm(global, env, buffer) {
   var Math_fround = global.Math.fround;
   var Math_abs = global.Math.abs;
   var Math_ceil = global.Math.ceil;
+  var Math_max = global.Math.max;
+  var Math_min = global.Math.min;
   var tempDoublePtr = env.tempDoublePtr | 0;
   var n = env.gb | 0;
   var STACKTOP = env.STACKTOP | 0;
@@ -158,6 +160,13 @@ function asm(global, env, buffer) {
     y = +Math_abs(0.0);
     z = Math_fround(Math_abs(Math_fround(0)));
   }
+  function minmax() {
+    var x = 0.0, y = 0.0, z = Math_fround(0), w = Math_fround(0);
+    x = +Math_min(+x, +y);
+    y = +Math_max(+x, +y);
+    z = Math_fround(Math_min(Math_fround(z), Math_fround(w)));
+    w = Math_fround(Math_max(Math_fround(z), Math_fround(w)));
+  }
   function neg() {
     var x = Math_fround(0);
     x = Math_fround(-x);
diff --git a/test/unit.fromasm.imprecise.no-opts b/test/unit.fromasm.imprecise.no-opts
index b79ff2389..fe2e7edbd 100644
--- a/test/unit.fromasm.imprecise.no-opts
+++ b/test/unit.fromasm.imprecise.no-opts
@@ -456,6 +456,36 @@
       )
     )
   )
+  (func $minmax
+    (local $x f64)
+    (local $y f64)
+    (local $z f32)
+    (local $w f32)
+    (set_local $x
+      (f64.min
+        (get_local $x)
+        (get_local $y)
+      )
+    )
+    (set_local $y
+      (f64.max
+        (get_local $x)
+        (get_local $y)
+      )
+    )
+    (set_local $z
+      (f32.min
+        (get_local $z)
+        (get_local $w)
+      )
+    )
+    (set_local $w
+      (f32.max
+        (get_local $z)
+        (get_local $w)
+      )
+    )
+  )
   (func $neg
     (local $x f32)
     (set_local $x
diff --git a/test/unit.fromasm.no-opts b/test/unit.fromasm.no-opts
index 717b6a4c4..960ee6c5f 100644
--- a/test/unit.fromasm.no-opts
+++ b/test/unit.fromasm.no-opts
@@ -462,6 +462,36 @@
       )
     )
   )
+  (func $minmax
+    (local $x f64)
+    (local $y f64)
+    (local $z f32)
+    (local $w f32)
+    (set_local $x
+      (f64.min
+        (get_local $x)
+        (get_local $y)
+      )
+    )
+    (set_local $y
+      (f64.max
+        (get_local $x)
+        (get_local $y)
+      )
+    )
+    (set_local $z
+      (f32.min
+        (get_local $z)
+        (get_local $w)
+      )
+    )
+    (set_local $w
+      (f32.max
+        (get_local $z)
+        (get_local $w)
+      )
+    )
+  )
   (func $neg
     (local $x f32)
     (set_local $x