[tests] remove mcycle dependency

chipsalliance · Aug 24, 2024 · 4c6dbfe · 4c6dbfe
1 parent 747038a
commit 4c6dbfe
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Showing 3 changed files with 17 additions and 1 deletion.
diff --git a/t1rocketemu/test_common/src/spike_runner.rs b/t1rocketemu/test_common/src/spike_runner.rs
@@ -96,7 +96,7 @@ impl SpikeRunner {
     let state = proc.get_state();
 
     let mcycle = self.cycle as usize;
-    state.set_mcycle(mcycle);
+    state.set_mcycle(0);
 
     let mut event = SpikeEvent::new(spike, self.do_log_vrf);
     state.clear();

diff --git a/tests/asm/default.nix b/tests/asm/default.nix
@@ -14,6 +14,8 @@ let
 
       src = sourcePath;
 
+      patches = [ ./mcycle.patch ];
+
       passthru.featuresRequired = getTestRequiredFeatures sourcePath;
       isFp = lib.pathExists (lib.path.append sourcePath "isFp");
 

diff --git a/tests/asm/mcycle.patch b/tests/asm/mcycle.patch
@@ -0,0 +1,14 @@
+diff --git a/smoke.S b/smoke.S
+index 57e517f8..7c458acf 100644
+--- a/smoke.S
++++ b/smoke.S
+@@ -27,9 +27,6 @@ loop:
+     addi a2, a2, -1
+     bnez a2, add_test
+
+-    # read cycles
+-    csrr t0, mcycle
+-
+     ret
+
+ will_not_be_executed: