diff options
Diffstat (limited to 'src/arch/isa_parser.py')
| -rwxr-xr-x | src/arch/isa_parser.py | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/arch/isa_parser.py b/src/arch/isa_parser.py index c0758da50..4d522e18a 100755 --- a/src/arch/isa_parser.py +++ b/src/arch/isa_parser.py @@ -23,6 +23,9 @@ # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# +# Authors: Steve Reinhardt +# Korey Sewell import os import sys @@ -1179,6 +1182,11 @@ class IntRegOperand(Operand): if (self.size == self.dflt_size): return '%s = xc->readIntReg(this, %d);\n' % \ (self.base_name, self.src_reg_idx) + elif (self.size > self.dflt_size): + int_reg_val = 'xc->readIntReg(this, %d)' % (self.src_reg_idx) + if (self.is_signed): + int_reg_val = 'sext<%d>(%s)' % (self.dflt_size, int_reg_val) + return '%s = %s;\n' % (self.base_name, int_reg_val) else: return '%s = bits(xc->readIntReg(this, %d), %d, 0);\n' % \ (self.base_name, self.src_reg_idx, self.size-1) |