From 4c52f518adaa21bff8253614d61db71d26a04189 Mon Sep 17 00:00:00 2001
From: Maxime Chevalier-Boisvert <maximechevalierb@gmail.com>
Date: Sat, 30 Sep 2023 18:09:31 -0400
Subject: [PATCH] Add pow_f32 opcode to VM

---
 vm/src/asm.rs | 1 +
 vm/src/vm.rs  | 8 ++++++++
 2 files changed, 9 insertions(+)

diff --git a/vm/src/asm.rs b/vm/src/asm.rs
index c257f62a..c26f2161 100644
--- a/vm/src/asm.rs
+++ b/vm/src/asm.rs
@@ -1081,6 +1081,7 @@ impl Assembler
             "asin_f32" => self.code.push_op(Op::asin_f32),
             "acos_f32" => self.code.push_op(Op::acos_f32),
             "atan_f32" => self.code.push_op(Op::atan_f32),
+            "pow_f32" => self.code.push_op(Op::pow_f32),
             "sqrt_f32" => self.code.push_op(Op::sqrt_f32),
 
             "eq_f32" => self.code.push_op(Op::eq_f32),
diff --git a/vm/src/vm.rs b/vm/src/vm.rs
index 05ca07cd..a48d79b6 100644
--- a/vm/src/vm.rs
+++ b/vm/src/vm.rs
@@ -163,6 +163,7 @@ pub enum Op
     asin_f32,
     acos_f32,
     atan_f32,
+    pow_f32,
     sqrt_f32,
 
     // 32-bit floating-point comparison instructions
@@ -1211,6 +1212,13 @@ impl VM
                     self.push(v0.atan());
                 }
 
+                // Should return NaN for invalid inputs
+                Op::pow_f32 => {
+                    let v1 = self.pop().as_f32();
+                    let v0 = self.pop().as_f32();
+                    self.push(v0.powf(v1));
+                }
+
                 // Should return NaN for invalid inputs
                 Op::sqrt_f32 => {
                     let v0 = self.pop().as_f32();