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| author | David Li <li.davidm96@gmail.com> | 2016-01-07 15:35:19 -0700 |
|---|---|---|
| committer | David Li <li.davidm96@gmail.com> | 2016-01-07 15:35:19 -0700 |
| commit | 1374c4e812ea584b59a5ed08001e8362a8aa3a66 (patch) | |
| tree | d0f872b5bae3f1ebd07a658c73181d329e528098 /src/simulator.rs | |
| parent | 292b24d0f6d14f9f10fe99c2bfeac3b7e2f405ed (diff) | |
Avoid cache deadlock
Diffstat (limited to 'src/simulator.rs')
| -rw-r--r-- | src/simulator.rs | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/simulator.rs b/src/simulator.rs index 503f902..dd851e5 100644 --- a/src/simulator.rs +++ b/src/simulator.rs @@ -281,7 +281,7 @@ impl<'a> Core<'a> { match result { Ok(value) => self.registers.write_word(inst.rd(), value), Err(MemoryError::CacheMiss { stall_cycles }) => { - self.stall = stall_cycles; + self.stall = stall_cycles - 1; return; // don't increment PC }, Err(MemoryError::InvalidAddress) => { @@ -316,7 +316,7 @@ impl<'a> Core<'a> { match result { Ok(()) => (), Err(MemoryError::CacheMiss { stall_cycles }) => { - self.stall = stall_cycles; + self.stall = stall_cycles - 1; return; // don't increment PC }, Err(MemoryError::InvalidAddress) => { |