hipcc defaults to code object v3 (#1298)

Change-Id: I272ec61090fa504d631fb54371a73dd6fd17a167

bin/hipcc

@@ -337,6 +337,7 @@ my $runCmd = 1;
 my $buildDeps = 0;
 my $linkType = 1;
 my $setLinkType = 0;
+my $coFormatv3 = 1;
 
 my @options = ();
 my @inputs  = ();
@@ -456,6 +457,22 @@ foreach $arg (@ARGV)
         $swallowArg = 1;
     }
 
+    # code object format parsing
+    if ($trimarg eq '-mcode-object-v3') {
+        $coFormatv3 = 1;
+        # hip-clang already recognizes -mcode-object-v3, so we just pass it on
+        if ($HIP_PLATFORM eq 'hcc') {
+            $swallowArg = 1;
+        }
+    }
+    if ($trimarg eq '-mno-code-object-v3') {
+        $coFormatv3 = 0;
+        # hip-clang already recognizes -mno-code-object-v3, so we just pass it on
+        if ($HIP_PLATFORM eq 'hcc') {
+            $swallowArg = 1;
+        }
+    }
+
     if (($arg =~ /--genco/) and $HIP_PLATFORM eq 'clang' ) {
         $arg = "--cuda-device-only";
     }
@@ -831,6 +848,12 @@ if($HIP_PLATFORM eq "hcc" or $HIP_PLATFORM eq "clang"){
     }
 }
 
+# hcc defaults to v2, so we need to convert to the appropriate flag
+# hip-clang defaults to v3, so we don't need to do anything
+if ($coFormatv3 and $HIP_PLATFORM eq 'hcc') {
+    $HIPLDFLAGS .= " -Wl,-hcc-cov3 ";
+}
+
 if ($hasC and $HIP_PLATFORM eq 'nvcc') {
     $HIPCXXFLAGS .= " -x cu";
 }