Remove unused labels

Since commit 6a9dea943c07 ("Add a new 'check' stage in assemble()"),
nasm is now able to detect unused labels. This was then tried on this
repository the cleanup labels which were never used.

Signed-off-by: Miquel Sabaté Solà <mssola@mssola.com>

6 files changed, 3 insertions, 12 deletions

diff --git a/src/bullets.s b/src/bullets.s
index 9e40546..9b2de81 100644
--- a/src/bullets.s
+++ b/src/bullets.s
@@ -121,7 +121,6 @@
         cmp #$FF
         beq @initialize_bucket
 
-    @next_free_loop:
         ;; Prepare the `x` register for the next iteration. Notice that if we
         ;; are over the total size in memory, we have to roll the `x` back to
         ;; zero. This is possible because the loop starts at
diff --git a/src/driver.s b/src/driver.s
index 4e54e8c..cf0fc43 100644
--- a/src/driver.s
+++ b/src/driver.s
@@ -8,7 +8,7 @@
     ;; never conflict with each other.
     zp_player_timer = $30       ; asan:ignore
     PLAYER_TIMER_FULL_VALUE = HZ * 3
-    PLAYER_TIMER_DEV_VALUE = HZ / 4
+    PLAYER_TIMER_DEV_VALUE = HZ / 4 ; asan:ignore
     .ifdef PARTIAL
         PLAYER_TIMER_VALUE = PLAYER_TIMER_DEV_VALUE
     .else
@@ -498,7 +498,6 @@
         cpx zp_first_bullet
         beq @next_bullet
 
-    @do_bullet:
         ;; Ok, so the bullet has not been allocated yet and we have space for
         ;; it. Is it valid?
         lda Bullets::zp_pool_base, x
@@ -554,7 +553,6 @@
         cpx zp_first_enemy
         beq @next_enemy
 
-    @do_enemy:
         ;; Ok, so the enemy has not been allocated yet and we have space for
         ;; it. Is it valid?
         lda Enemies::zp_pool_base, x
@@ -582,7 +580,6 @@
         cpx #Explosions::EXPLOSIONS_POOL_CAPACITY_BYTES
         beq @after_explosions
 
-    @do_explosion:
         ;; Is it valid?
         lda Explosions::zp_pool_base, x
         and #$80
diff --git a/src/interrupts.s b/src/interrupts.s
index 658f6a3..dc6e51c 100644
--- a/src/interrupts.s
+++ b/src/interrupts.s
@@ -6,9 +6,8 @@
 
     ;; If we are on a dev environment, account for any frame drops.
     .ifdef PARTIAL
-        bmi @after_frame_check
+        bmi @save_registers
         jmp @account_for_frame_drop
-    @after_frame_check:
     .else
         bmi @save_registers
         rti
diff --git a/src/items.s b/src/items.s
index 1e8a111..0646ad0 100644
--- a/src/items.s
+++ b/src/items.s
@@ -916,7 +916,6 @@
         cmp #ENTER_SCREEN_Y
         bcc @no
 
-    @yes:
         lda #1
         rts
     @no:
diff --git a/src/jetpac.s b/src/jetpac.s
index a011a45..da0837e 100644
--- a/src/jetpac.s
+++ b/src/jetpac.s
@@ -270,7 +270,6 @@
     pha
 
     ;; Wait for the PPU to render the screen.
-@set_flags_over:
     lda #%10000000
     ora Globals::zp_flags
     sta Globals::zp_flags
diff --git a/src/player.s b/src/player.s
index 5060e87..e230fab 100644
--- a/src/player.s
+++ b/src/player.s
@@ -474,7 +474,6 @@
         sbc #0
         sta zp_position_x + 1
 
-    @end:
         rts
     .endproc
 
@@ -739,7 +738,7 @@
         cmp #2
         beq @animation2
         ;; NOTE: fallthrough for either 0 or even buggy states.
-    @still:
+
         ldx #$21
         ldy #$20
         bne @heading
@@ -861,7 +860,6 @@
         ora #%00001000
         sta Player::zp_state
 
-    @skip_life_update:
         ;; Move the player's sprites out of the screen.
         ldx #0
         lda #$FF