Fix float16 with int4 in CI (#248)

Author: guangy10

.ci/scripts/validate.sh

@@ -85,10 +85,14 @@ function generate_compiled_model_output() {
         echo "******************************************"
         echo "******** INT4 group-wise quantized *******"
         echo "******************************************"
-        python -W ignore generate.py --dtype ${DTYPE} --quant '{"linear:int4" : {"groupsize": 32}}' --checkpoint-path "$CHECKPOINT_PATH" --temperature 0 --device "$TARGET_DEVICE" > "$MODEL_DIR/output_eager" || exit 1
-        cat "$MODEL_DIR/output_eager"
-        python -W ignore generate.py --dtype ${DTYPE} --compile --quant '{"linear:int4" : {"groupsize": 32}}' --checkpoint-path "$CHECKPOINT_PATH" --temperature 0 --device "$TARGET_DEVICE" > "$MODEL_DIR/output_compiled" || exit 1
-        cat "$MODEL_DIR/output_compiled"
+        if [ "$DTYPE" = float16 ]; then
+            echo "Skipping INT4 groupwise quantization for float16 because torch.compile fails"
+        else
+            python -W ignore generate.py --dtype ${DTYPE} --quant '{"linear:int4" : {"groupsize": 32}}' --checkpoint-path "$CHECKPOINT_PATH" --temperature 0 --device "$TARGET_DEVICE" > "$MODEL_DIR/output_eager" || exit 1
+            cat "$MODEL_DIR/output_eager"
+            python -W ignore generate.py --dtype ${DTYPE} --compile --quant '{"linear:int4" : {"groupsize": 32}}' --checkpoint-path "$CHECKPOINT_PATH" --temperature 0 --device "$TARGET_DEVICE" > "$MODEL_DIR/output_compiled" || exit 1
+            cat "$MODEL_DIR/output_compiled"
+        fi
     done
 }
 
@@ -153,12 +157,16 @@ function generate_aoti_model_output() {
         echo "******************************************"
         echo "******** INT4 group-wise quantized *******"
         echo "******************************************"
-        if [ $(uname -s) == "Linux" ]; then
-            echo "Skipping INT4 groupwise quantization because AOTI fails"
-	    else
-            python -W ignore export.py --dtype ${DTYPE} --quant '{"linear:int4" : {"groupsize": 32}}' --checkpoint-path "$CHECKPOINT_PATH" --output-dso-path ${MODEL_DIR}/${MODEL_NAME}.so --device "$TARGET_DEVICE" || exit 1
-            python -W ignore generate.py --dtype ${DTYPE} --checkpoint-path "$CHECKPOINT_PATH" --temperature 0 --dso-path ${MODEL_DIR}/${MODEL_NAME}.so --device "$TARGET_DEVICE" > "$MODEL_DIR/output_aoti" || exit 1
-            cat "$MODEL_DIR/output_aoti"
+        if [ "$DTYPE" = float16 ]; then
+            echo "Skipping INT4 groupwise quantization for float16 because AOTI fails"
+        else
+            if [ $(uname -s) == "Linux" ]; then
+                echo "Skipping INT4 groupwise quantization because AOTI fails"
+            else
+                python -W ignore export.py --dtype ${DTYPE} --quant '{"linear:int4" : {"groupsize": 32}}' --checkpoint-path "$CHECKPOINT_PATH" --output-dso-path ${MODEL_DIR}/${MODEL_NAME}.so --device "$TARGET_DEVICE" || exit 1
+                python -W ignore generate.py --dtype ${DTYPE} --checkpoint-path "$CHECKPOINT_PATH" --temperature 0 --dso-path ${MODEL_DIR}/${MODEL_NAME}.so --device "$TARGET_DEVICE" > "$MODEL_DIR/output_aoti" || exit 1
+                cat "$MODEL_DIR/output_aoti"
+            fi
         fi
     done
 }