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authorKartik Agaram <vc@akkartik.com>2021-02-07 20:51:54 -0800
committerKartik Agaram <vc@akkartik.com>2021-02-07 20:51:54 -0800
commit1d7aae96f0eafb43b791b4221c544267b852b9c1 (patch)
tree14d3d8ffc46dca9ee8c803eda146a18607345526 /baremetal/500text-screen.mu
parent8f34dfd1e09e9e33176bba8f05a2ec229cf3b56f (diff)
downloadmu-1d7aae96f0eafb43b791b4221c544267b852b9c1.tar.gz
7694 - baremetal: asserting bg color in tests
Diffstat (limited to 'baremetal/500text-screen.mu')
-rw-r--r--baremetal/500text-screen.mu7
1 files changed, 5 insertions, 2 deletions
diff --git a/baremetal/500text-screen.mu b/baremetal/500text-screen.mu
index 3cdc8d51..463b8c20 100644
--- a/baremetal/500text-screen.mu
+++ b/baremetal/500text-screen.mu
@@ -84,8 +84,11 @@ fn draw-grapheme screen: (addr screen), g: grapheme, x: int, y: int, color: int,
   var g2/edx: grapheme <- copy g
   copy-to *dest-grapheme, g2
   var dest-color/eax: (addr int) <- get dest-cell, color
-  var color2/edx: grapheme <- copy color
-  copy-to *dest-color, color2
+  var src-color/edx: int <- copy color
+  copy-to *dest-color, src-color
+  dest-color <- get dest-cell, background-color
+  src-color <- copy background-color
+  copy-to *dest-color, src-color
 }
 
 fn screen-cell-index screen-on-stack: (addr screen), x: int, y: int -> _/ecx: int {