hipcc: Pass ROCM_PATH via env to hipgenisa.sh

Change-Id: Ibc2dd8ce65645fd946f1a749effcd9ca0828c453


[ROCm/hip commit: 23068b4ac5]

projects/hip/bin/hipcc

@@ -181,8 +181,7 @@ if ($verbose & 0x4) {
 # Handle code object generation
 my $ISACMD="";
 if($HIP_PLATFORM eq "hcc"){
-  $ISACMD .= "$HIP_PATH/bin/hipgenisa.sh ";
-  $ISACMD .= $ROCM_PATH;
+  $ISACMD .= "set ROCM_PATH=$ROCM_PATH && $HIP_PATH/bin/hipgenisa.sh ";
   if($ARGV[0] eq "--genco"){
     foreach $isaarg (@ARGV[1..$#ARGV]){
       $ISACMD .= " ";