add loongarch64 support for webrtc

Android.bp

@@ -148,6 +148,8 @@ cc_defaults {
         },
         riscv64: {
         },
+        loongarch64: {
+        },
         x86_64: {
             cflags: [
                 "-mavx2",
@@ -351,6 +353,9 @@ cc_library_static {
         riscv64: {
             enabled: false,
         },
+        loongarch64: {
+            enabled: false,
+        },
     },
 }
 
@@ -1844,6 +1849,9 @@ cc_library_static {
         riscv64: {
             enabled: false,
         },
+        loongarch64: {
+            enabled: false,
+        },
     },
 }
 
@@ -1907,6 +1915,12 @@ cc_library_static {
                 "common_audio/signal_processing/filter_ar_fast_q12.c",
             ],
         },
+        loongarch64: {
+            srcs: [
+                "common_audio/signal_processing/complex_bit_reverse.c",
+                "common_audio/signal_processing/filter_ar_fast_q12.c",
+            ],
+        },        
         x86_64: {
             srcs: [
                 "common_audio/signal_processing/complex_bit_reverse.c",
@@ -1940,6 +1954,9 @@ cc_library_static {
         riscv64: {
             enabled: false,
         },
+        loongarch64: {
+            enabled: false,
+        },
         x86_64: {
             enabled: false,
         },
@@ -1974,6 +1991,9 @@ cc_library_static {
         riscv64: {
             enabled: false,
         },
+        loongarch64: {
+            enabled: false,
+        },
         x86_64: {
             enabled: false,
         },
@@ -1999,6 +2019,9 @@ cc_library_static {
         riscv64: {
             enabled: false,
         },
+        loongarch64: {
+            enabled: false,
+        },
         x86_64: {
             enabled: false,
         },
@@ -2029,6 +2052,9 @@ cc_library_static {
         riscv64: {
             enabled: false,
         },
+        loongarch64: {
+            enabled: false,
+        },
     },
 }
 
@@ -2210,6 +2236,12 @@ cc_library_static {
                 "-DHAVE_SSE42=0",
             ],
         },
+        loongarch64: {
+            cflags: [
+                "-DHAVE_MM_PREFETCH=0",
+                "-DHAVE_SSE42=0",
+            ],
+        },
         x86_64: {
             cflags: [
                 "-DHAVE_MM_PREFETCH=1",
@@ -2260,6 +2292,12 @@ cc_library_static {
                 "-DHAVE_SSE42=0",
             ],
         },
+        loongarch64: {
+            cflags: [
+                "-DHAVE_MM_PREFETCH=0",
+                "-DHAVE_SSE42=0",
+            ],
+        },
         x86_64: {
             cflags: [
                 "-DHAVE_MM_PREFETCH=1",
@@ -2309,6 +2347,12 @@ cc_library_static {
                 "-DHAVE_SSE42=0",
             ],
         },
+        loongarch64: {
+            cflags: [
+                "-DHAVE_MM_PREFETCH=0",
+                "-DHAVE_SSE42=0",
+            ],
+        },
         x86_64: {
             cflags: [
                 "-DHAVE_MM_PREFETCH=1",
@@ -4361,6 +4405,9 @@ cc_library_static {
         riscv64: {
             enabled: false,
         },
+        loongarch64: {
+            enabled: false,
+        },
     },
 }
 
@@ -5120,6 +5167,9 @@ cc_library_static {
         riscv64: {
             srcs: ["common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"],
         },
+        loongarch64: {
+            srcs: ["common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"],
+        },
         x86_64: {
             srcs: ["common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"],
         },