From 71ccce6074de5d7eef3fbe2cda1dbca008549f07 Mon Sep 17 00:00:00 2001
From: speverel <speverelle8@gmail.com>
Date: Fri, 3 Jun 2016 15:24:40 -0700
Subject: Added support for %laneid SFR. Also added a notice clarifying that
 power modeling for GTX750Ti is currently completely untested and should not
 be considered supported.

---
 configs/GeForceGTX750Ti/gpgpusim.config        | 4 +++-
 configs/GeForceGTX750Ti/gpuwattch_gtx750Ti.xml | 1 +
 src/cuda-sim/ptx_sim.cc                        | 2 +-
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/configs/GeForceGTX750Ti/gpgpusim.config b/configs/GeForceGTX750Ti/gpgpusim.config
index 7920763..8b030b6 100644
--- a/configs/GeForceGTX750Ti/gpgpusim.config
+++ b/configs/GeForceGTX750Ti/gpgpusim.config
@@ -119,8 +119,10 @@
 -visualizer_enabled 0
 
 # power model configs
+# power modeling is currently disabled for GTX750Ti. The gpuwattch_gtx750ti.xml file present is only a placeholder and has NOT been tested for accuracy.
+# proper modeling of Maxwell power is planned, but should be considered completely unsupported at present.
 -power_simulation_enabled 0
--gpuwattch_xml_file gpuwattch_gtx480.xml
+-gpuwattch_xml_file gpuwattch_gtx750Ti.xml
 
 # tracing functionality
 #-trace_enabled 1
diff --git a/configs/GeForceGTX750Ti/gpuwattch_gtx750Ti.xml b/configs/GeForceGTX750Ti/gpuwattch_gtx750Ti.xml
index 304e0fd..e2b2324 100755
--- a/configs/GeForceGTX750Ti/gpuwattch_gtx750Ti.xml
+++ b/configs/GeForceGTX750Ti/gpuwattch_gtx750Ti.xml
@@ -1,3 +1,4 @@
+<!-- THIS CONFIG IS CURRENTLY PRESENT ONLY AS A PLACEHOLDER. IT HAS NOT BEEN TESTED FOR ACCURACY VERSUS GTX750TI HARDWARE. ANY USE OF THIS CONFIG WILL LIKELY GIVE HIGHLY INACCURATE RESULTS. -->
 <?xml version="1.0" ?>
 <component id="root" name="root">
 	<component id="system" name="system">
diff --git a/src/cuda-sim/ptx_sim.cc b/src/cuda-sim/ptx_sim.cc
index 9b32e68..09844ae 100644
--- a/src/cuda-sim/ptx_sim.cc
+++ b/src/cuda-sim/ptx_sim.cc
@@ -240,7 +240,7 @@ unsigned ptx_thread_info::get_builtin( int builtin_id, unsigned dim_mod )
    }
    case GRIDID_REG:
       return m_gridid;
-   case LANEID_REG: feature_not_implemented( "%laneid" ); return 0;
+   case LANEID_REG: return get_hw_tid() % m_core->get_warp_size();
    case LANEMASK_EQ_REG: feature_not_implemented( "%lanemask_eq" ); return 0;
    case LANEMASK_LE_REG: feature_not_implemented( "%lanemask_le" ); return 0;
    case LANEMASK_LT_REG: feature_not_implemented( "%lanemask_lt" ); return 0;
-- 
cgit v1.3