From aa71c23cfafc4c69ba4628da528fc572aaa5cc1a Mon Sep 17 00:00:00 2001
From: Wilson Fung <wlfung@gmail.com>
Date: Thu, 12 Jan 2012 03:12:11 -0800
Subject: Revived PC-Histogram in AerialVision.

[git-p4: depot-paths = "//depot/gpgpu_sim_research/fermi/distribution/": change = 11308]
---
 src/gpgpu-sim/shader.cc | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'src/gpgpu-sim/shader.cc')

diff --git a/src/gpgpu-sim/shader.cc b/src/gpgpu-sim/shader.cc
index 3d37688..0275757 100644
--- a/src/gpgpu-sim/shader.cc
+++ b/src/gpgpu-sim/shader.cc
@@ -2204,4 +2204,14 @@ void shader_core_ctx::checkExecutionStatusAndUpdate(warp_inst_t &inst, unsigned
             m_warp[inst.warp_id()].set_completed(t);
             m_warp[inst.warp_id()].ibuffer_flush();
         }
+
+    // PC-Histogram Update 
+    unsigned warp_id = inst.warp_id(); 
+    unsigned pc = inst.pc; 
+    for (unsigned t = 0; t < m_config->warp_size; t++) {
+        if (inst.active(t)) {
+            int tid = warp_id * m_config->warp_size + t; 
+            cflog_update_thread_pc(m_sid, tid, pc);  
+        }
+    }
 }
-- 
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