common: gdb: add the display command

Show how to automatically print a variable each time the program stops in gdb Fixes #229 Signed-off-by: Alexis Lothoré <[email protected]>
bootlin · Apr 2, 2024 · 6857e4f · 6857e4f
1 parent c5fb576
commit 6857e4f
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/common/gdb.tex b/common/gdb.tex
@@ -114,6 +114,8 @@
       Break only if the specified condition is true
     \item \code{watch <variable> if condition == value}\\
       Trigger the watchpoint only if the specified condition is true
+    \item \code{display <expr>}\\
+      Automatically prints expression each time program stops
     \item \code{x/<n><u> <address>}\\
       Display memory at the provided address. \code{n} is the amount of memory to
       display, \code{u} is the type of data to be displayed (\code{b/h/w/g}).