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-rw-r--r--src/cuda-sim/ptx.y4
-rw-r--r--src/gpgpu-sim/gpu-sim.cc3
2 files changed, 4 insertions, 3 deletions
diff --git a/src/cuda-sim/ptx.y b/src/cuda-sim/ptx.y
index e00aa4b..4edae5d 100644
--- a/src/cuda-sim/ptx.y
+++ b/src/cuda-sim/ptx.y
@@ -47,7 +47,6 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
%token PTR_DIRECTIVE
%token ENTRY_DIRECTIVE
%token EXTERN_DIRECTIVE
-%token WEAK_DIRECTIVE
%token FILE_DIRECTIVE
%token FUNC_DIRECTIVE
%token GLOBAL_DIRECTIVE
@@ -513,7 +512,8 @@ compare_spec:EQ_OPTION { add_option(EQ_OPTION); }
| NAN_OPTION { add_option(NAN_OPTION); }
;
-operand_list: operand
+operand_list: /* empty*/
+ | operand
| operand COMMA operand_list;
operand: IDENTIFIER { add_scalar_operand( $1 ); }
diff --git a/src/gpgpu-sim/gpu-sim.cc b/src/gpgpu-sim/gpu-sim.cc
index 58a5d16..3829861 100644
--- a/src/gpgpu-sim/gpu-sim.cc
+++ b/src/gpgpu-sim/gpu-sim.cc
@@ -32,6 +32,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
+#include <signal.h>
#include "zlib.h"
@@ -1440,7 +1441,7 @@ void gpgpu_sim::cycle()
if( g_single_step && ((gpu_sim_cycle+gpu_tot_sim_cycle) >= g_single_step) ) {
- asm("int $03");
+ raise(SIGTRAP); // Debug breakpoint
}
gpu_sim_cycle++;
if( g_interactive_debugger_enabled )