Floating point support.

Change-Id: I859cac1c01bf631d12223702d68813b45339b65f
Reviewed-on: http://gfw160.austin.ibm.com:8080/gerrit/295
Tested-by: Jenkins Server
Reviewed-by: A. Patrick Williams III <iawillia@us.ibm.com>

1 files changed, 23 insertions, 0 deletions

diff --git a/src/usr/trace/trace.C b/src/usr/trace/trace.C
index b37940300..8a8456bb7 100644
--- a/src/usr/trace/trace.C
+++ b/src/usr/trace/trace.C
@@ -329,6 +329,7 @@ void Trace::_trace_adal_write_all(trace_desc_t *io_td,
     trace_bin_entry_t       l_entry;
     uint64_t                l_str_map = 0;
     uint64_t                l_char_map = 0;
+    uint64_t                l_double_map = 0;
 
 
     /*------------------------------------------------------------------------*/
@@ -390,6 +391,21 @@ void Trace::_trace_adal_write_all(trace_desc_t *io_td,
                 // Add to total size; data is word aligned
                 l_data_size += sizeof(l_tmpData);
             }
+            else if (('e' == _fmt[i]) || ('f' == _fmt[i]) || ('g' == _fmt[i]))
+            {
+                // Set flag to indicate argument is a double
+                l_double_map = l_double_map | (1 << num_args);
+
+                // Numbers count as two 4-byte arg
+                num_args++;
+                num_4byte_args += 2;
+
+                // Retrieve the argument to increment to next one
+                double l_tmpData = va_arg(i_args,double);
+
+                // Add to total size; data is word aligned
+                l_data_size += sizeof(l_tmpData);
+            }
             else
             {
                 // Numbers count as two 4-byte arg
@@ -470,6 +486,13 @@ void Trace::_trace_adal_write_all(trace_desc_t *io_td,
                 l_ptr += sizeof(uint32_t);
 
             }
+            else if (l_double_map & (1 << i))
+            {
+                // Save number to buffer & increment pointer (no need to align)
+                *(reinterpret_cast<double *>(l_ptr)) = va_arg(l_args, double);
+
+                l_ptr += sizeof(double);
+            }
             else
             {
                 // Save number to buffer & increment pointer (no need to align)