Subzero: Move python scripts into a common pydir.

crosstest/runtests.sh

 #!/bin/sh
 
 # TODO: Retire this script and move the individual tests into the lit
 # framework, to leverage parallel testing and other lit goodness.
 
 set -eux
 
+# TODO(stichnot): Use FindBaseNaCl so that the script can be run from
+# anywhere within the native_client directory.
+PATH="../pydir:${PATH}"
 OPTLEVELS="m1 2"
 ATTRIBUTES="sse2 sse4.1"
 OUTDIR=Output
 # Clean the output directory to avoid reusing stale results.
 rm -rf "${OUTDIR}"
 mkdir -p "${OUTDIR}"
 
 for optlevel in ${OPTLEVELS} ; do
     for attribute in ${ATTRIBUTES} ; do
 
-        ./crosstest.py -O${optlevel} --mattr ${attribute} \
+        crosstest.py -O${optlevel} --mattr ${attribute} \
             --prefix=Subzero_ \
             --target=x8632 \
             --dir="${OUTDIR}" \
             --test=simple_loop.c \
             --driver=simple_loop_main.c \
             --output=simple_loop_O${optlevel}_${attribute}
 
-        ./crosstest.py -O${optlevel} --mattr ${attribute} \
+        crosstest.py -O${optlevel} --mattr ${attribute} \
             --prefix=Subzero_ \
             --target=x8632 \
             --dir="${OUTDIR}" \
             --test=mem_intrin.cpp \
             --driver=mem_intrin_main.cpp \
             --output=mem_intrin_O${optlevel}_${attribute}
 
-        ./crosstest.py -O${optlevel} --mattr ${attribute} \
+        crosstest.py -O${optlevel} --mattr ${attribute} \
             --prefix=Subzero_ \
             --target=x8632 \
             --dir="${OUTDIR}" \
             --test=test_arith.cpp \
             --test=test_arith_frem.ll \
             --test=test_arith_sqrt.ll \
             --driver=test_arith_main.cpp \
             --output=test_arith_O${optlevel}_${attribute}
 
-        ./crosstest.py -O${optlevel} --mattr ${attribute} \
+        crosstest.py -O${optlevel} --mattr ${attribute} \
             --prefix=Subzero_ \
             --target=x8632 \
             --dir="${OUTDIR}" \
             --test=test_bitmanip.cpp --test=test_bitmanip_intrin.ll \
             --driver=test_bitmanip_main.cpp \
             --output=test_bitmanip_O${optlevel}_${attribute}
 
-        ./crosstest.py -O${optlevel} --mattr ${attribute} \
+        crosstest.py -O${optlevel} --mattr ${attribute} \
             --prefix=Subzero_ --target=x8632 \
             --dir="${OUTDIR}" \
             --test=test_calling_conv.cpp \
             --driver=test_calling_conv_main.cpp \
             --output=test_calling_conv_O${optlevel}_${attribute}
 
-        ./crosstest.py -O${optlevel} --mattr ${attribute} \
+        crosstest.py -O${optlevel} --mattr ${attribute} \
             --prefix=Subzero_ \
             --target=x8632 \
             --dir="${OUTDIR}" \
             --test=test_cast.cpp --test=test_cast_to_u1.ll \
             --driver=test_cast_main.cpp \
             --output=test_cast_O${optlevel}_${attribute}
 
-        ./crosstest.py -O${optlevel} --mattr ${attribute} \
+        crosstest.py -O${optlevel} --mattr ${attribute} \
             --prefix=Subzero_ \
             --target=x8632 \
             --dir="${OUTDIR}" \
             --test=test_fcmp.pnacl.ll \
             --driver=test_fcmp_main.cpp \
             --output=test_fcmp_O${optlevel}_${attribute}
 
-        ./crosstest.py -O${optlevel} --mattr ${attribute} \
+        crosstest.py -O${optlevel} --mattr ${attribute} \
             --prefix=Subzero_ \
             --target=x8632 \
             --dir="${OUTDIR}" \
             --test=test_global.cpp \
             --driver=test_global_main.cpp \
             --output=test_global_O${optlevel}_${attribute}
 
-        ./crosstest.py -O${optlevel} --mattr ${attribute} \
+        crosstest.py -O${optlevel} --mattr ${attribute} \
             --prefix=Subzero_ \
             --target=x8632 \
             --dir="${OUTDIR}" \
             --test=test_icmp.cpp --test=test_icmp_i1vec.ll \
             --driver=test_icmp_main.cpp \
             --output=test_icmp_O${optlevel}_${attribute}
 
-        ./crosstest.py -O${optlevel} --mattr ${attribute} \
+        crosstest.py -O${optlevel} --mattr ${attribute} \
             --prefix=Subzero_ \
             --target=x8632 \
             --dir="${OUTDIR}" \
             --test=test_select.ll \
             --driver=test_select_main.cpp \
             --output=test_select_O${optlevel}_${attribute}
 
-        ./crosstest.py -O${optlevel} --mattr ${attribute} \
+        crosstest.py -O${optlevel} --mattr ${attribute} \
             --prefix=Subzero_ \
             --target=x8632 \
             --dir="${OUTDIR}" \
             --test=test_stacksave.c \
             --driver=test_stacksave_main.c \
             --output=test_stacksave_O${optlevel}_${attribute}
 
         # Compile the non-subzero object files straight from source
         # since the native LLVM backend does not understand how to
         # lower NaCl-specific intrinsics.
-        ./crosstest.py -O${optlevel} --mattr ${attribute} \
+        crosstest.py -O${optlevel} --mattr ${attribute} \
             --prefix=Subzero_ \
             --target=x8632 \
             --dir="${OUTDIR}" \
             --test=test_sync_atomic.cpp \
             --crosstest-bitcode=0 \
             --driver=test_sync_atomic_main.cpp \
             --output=test_sync_atomic_O${optlevel}_${attribute}
 
-        ./crosstest.py -O${optlevel} --mattr ${attribute} \
+        crosstest.py -O${optlevel} --mattr ${attribute} \
             --prefix=Subzero_ --target=x8632 \
             --dir="${OUTDIR}" \
             --test=test_vector_ops.ll \
             --driver=test_vector_ops_main.cpp \
             --output=test_vector_ops_O${optlevel}_${attribute}
 
     done
 done
 
 for optlevel in ${OPTLEVELS} ; do
     for attribute in ${ATTRIBUTES}; do
         "${OUTDIR}"/simple_loop_O${optlevel}_${attribute}
         "${OUTDIR}"/mem_intrin_O${optlevel}_${attribute}
         "${OUTDIR}"/test_arith_O${optlevel}_${attribute}
         "${OUTDIR}"/test_bitmanip_O${optlevel}_${attribute}
         "${OUTDIR}"/test_calling_conv_O${optlevel}_${attribute}
         "${OUTDIR}"/test_cast_O${optlevel}_${attribute}
         "${OUTDIR}"/test_fcmp_O${optlevel}_${attribute}
         "${OUTDIR}"/test_global_O${optlevel}_${attribute}
         "${OUTDIR}"/test_icmp_O${optlevel}_${attribute}
         "${OUTDIR}"/test_select_O${optlevel}_${attribute}
         "${OUTDIR}"/test_stacksave_O${optlevel}_${attribute}
         "${OUTDIR}"/test_sync_atomic_O${optlevel}_${attribute}
         "${OUTDIR}"/test_vector_ops_O${optlevel}_${attribute}
     done
 done