added butans

[fpgaboy.git] / insn_push_reg.v

diff --git a/insn_push_reg.v b/insn_push_reg.v
index afec70a48eb2bb234e4acce8b93a862256e279d6..6b789e54d933df3e397808d99f114412af3398bf 100644 (file)
--- a/insn_push_reg.v
+++ b/insn_push_reg.v
@@ -8,10 +8,10 @@
                        `INSN_stack_HL: `EXEC_WRITE(`_SP - 1, `_H)
                        endcase
                1:      case (opcode[5:4])
-                       `INSN_stack_AF: `EXEC_WRITE(`_SP - 1, `_F)
-                       `INSN_stack_BC: `EXEC_WRITE(`_SP - 1, `_C)
-                       `INSN_stack_DE: `EXEC_WRITE(`_SP - 1, `_E)
-                       `INSN_stack_HL: `EXEC_WRITE(`_SP - 1, `_L)
+                       `INSN_stack_AF: `EXEC_WRITE(`_SP - 2, `_F)
+                       `INSN_stack_BC: `EXEC_WRITE(`_SP - 2, `_C)
+                       `INSN_stack_DE: `EXEC_WRITE(`_SP - 2, `_E)
+                       `INSN_stack_HL: `EXEC_WRITE(`_SP - 2, `_L)
                        endcase
                2:      begin /* Twiddle thumbs. */ end
                3:      begin