fix(cpu): properly decode THUMB PUSH and POP at comptime

2022-10-21 05:12:06 -03:00
parent 1ac193c506
commit 980e4ff5dd
2 changed files with 3 additions and 3 deletions
--- a/src/cpu.zig
+++ b/src/cpu.zig
@@ -394,8 +394,8 @@ fn thumbPopulate() [0x400]ThumbInstrFn {
            }

            if (i >> 6 & 0xF == 0b1011 and i >> 3 & 0x3 == 0b10) {
-                const L = i >> 11 & 1 == 1;
-                const R = i >> 8 & 1 == 1;
+                const L = i >> 5 & 1 == 1;
+                const R = i >> 2 & 1 == 1;

                lut[i] = format14(L, R);
            }