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authoruvok2026-01-22 20:09:17 +0100
committeruvok2026-01-22 20:09:17 +0100
commit53a87c78df525068ea0d850676bea2a41fcd7bc5 (patch)
tree26ccf1c82ff7843810069f83fd69859078edc398 /eater_cpu
parentbe20c4149da8af929bbdc26f32c17bfcd0981cd9 (diff)
Get rid of JMP_NOP
Diffstat (limited to 'eater_cpu')
-rw-r--r--eater_cpu/eater_decoder.sv2
-rw-r--r--eater_cpu/eater_types.sv1
2 files changed, 2 insertions, 1 deletions
diff --git a/eater_cpu/eater_decoder.sv b/eater_cpu/eater_decoder.sv
index f6a73e6..634102a 100644
--- a/eater_cpu/eater_decoder.sv
+++ b/eater_cpu/eater_decoder.sv
@@ -69,7 +69,7 @@ always @(posedge clk_i) begin
LDI_INS_to_A: next_state = PC_to_MAR;
- JMP_INS_to_PC: next_state = JMP_NOP;
+ JMP_INS_to_PC: next_state = PC_to_MAR;
JMP_NOP: next_state = PC_to_MAR;
OUT_A_to_OUT: next_state = PC_to_MAR;
diff --git a/eater_cpu/eater_types.sv b/eater_cpu/eater_types.sv
index 14c7736..bff9abc 100644
--- a/eater_cpu/eater_types.sv
+++ b/eater_cpu/eater_types.sv
@@ -50,6 +50,7 @@ typedef enum logic[7:0] {
// JMP: a) Put 4 LSB of INS -> PC
JMP_INS_to_PC,
// JMP: b) Needed??? Wait for value to be clocked in to be actually used
+ // probably not needed
JMP_NOP,
// OUT: A -> OUT