From ae470b42f102d5da4f7d4255a47e3cf582079f33 Mon Sep 17 00:00:00 2001
From: Kartik Agaram <vc@akkartik.com>
Date: Tue, 15 Sep 2020 22:21:15 -0700
Subject: 6781 - new app: RPN (postfix) calculator

This was surprisingly hard; bugs discovered all over the place.
---
 apps/mu.subx | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'apps/mu.subx')

diff --git a/apps/mu.subx b/apps/mu.subx
index 1b68350f..b3cb99de 100644
--- a/apps/mu.subx
+++ b/apps/mu.subx
@@ -14518,6 +14518,13 @@ size-of-type-id:  # t: type-id -> result/eax: int
       b8/copy-to-eax 8/imm32
       eb/jump $size-of-type-id:end/disp8  # eax changes type from type-id to int
     }
+    # if t is a slice, return 8
+    3d/compare-eax-and 0xc/imm32/slice
+    {
+      75/jump-if-!= break/disp8
+      b8/copy-to-eax 8/imm32
+      eb/jump $size-of-type-id:end/disp8  # eax changes type from type-id to int
+    }
     # if t is a user-defined type, return its size
     # TODO: support non-atom type
     (find-typeinfo %eax %ecx)
-- 
cgit 1.4.1-2-gfad0