summaryrefslogtreecommitdiffstatshomepage
path: root/src/emu/cpu/dsp56k
diff options
context:
space:
mode:
author Aaron Giles <aaron@aarongiles.com>2010-06-09 16:20:50 +0000
committer Aaron Giles <aaron@aarongiles.com>2010-06-09 16:20:50 +0000
commiteba2c140607c146d368e48539bd11e87fdfbeed6 (patch)
treeac3fa335cf9f364420c435ee2eeaf44173dab0e7 /src/emu/cpu/dsp56k
parentebdc4525f96f465a61acb76c728de48b3a89800c (diff)
Change cpu execute function to just use the icount stuffed by
the scheduler, rather than manging an incoming cycle count. It was confusing to have multiple sources of cycle counts.
Diffstat (limited to 'src/emu/cpu/dsp56k')
-rw-r--r--src/emu/cpu/dsp56k/dsp56k.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/src/emu/cpu/dsp56k/dsp56k.c b/src/emu/cpu/dsp56k/dsp56k.c
index 909f8b08a43..d5b6eb7e30f 100644
--- a/src/emu/cpu/dsp56k/dsp56k.c
+++ b/src/emu/cpu/dsp56k/dsp56k.c
@@ -319,13 +319,18 @@ static CPU_EXECUTE( dsp56k )
/* If reset line is asserted, do nothing */
if (cpustate->reset_state)
- return cycles;
+ {
+ cpustate->icount = 0;
+ return;
+ }
/* HACK - if you're in bootstrap mode, simply pretend you ate up all your cycles waiting for data. */
if (cpustate->bootstrap_mode != BOOTSTRAP_OFF)
- return cycles;
+ {
+ cpustate->icount = 0;
+ return;
+ }
- cpustate->icount = cycles;
cpustate->icount -= cpustate->interrupt_cycles;
cpustate->interrupt_cycles = 0;
@@ -337,8 +342,6 @@ static CPU_EXECUTE( dsp56k )
cpustate->icount -= cpustate->interrupt_cycles;
cpustate->interrupt_cycles = 0;
-
- return cycles - cpustate->icount;
}