add loongarch64 support for webrtc

Change-Id: Ib95d9486a6bedbace3573bb88bf62a20116b2d3c

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"],
         },

pc/legacy_stats_collector.cc

@@ -187,9 +187,10 @@ void ExtractStats(const cricket::VoiceReceiverInfo& info,
       {StatsReport::kStatsValueNameAccelerateRate, info.accelerate_rate},
       {StatsReport::kStatsValueNamePreemptiveExpandRate,
        info.preemptive_expand_rate},
-      {StatsReport::kStatsValueNameTotalAudioEnergy, info.total_output_energy},
+      {StatsReport::kStatsValueNameTotalAudioEnergy,
+       static_cast<float>(info.total_output_energy)},
       {StatsReport::kStatsValueNameTotalSamplesDuration,
-       info.total_output_duration}};
+       static_cast<float>(info.total_output_duration)}};
 
   const IntForAdd ints[] = {
       {StatsReport::kStatsValueNameCurrentDelayMs, info.delay_estimate_ms},
@@ -243,9 +244,10 @@ void ExtractStats(const cricket::VoiceSenderInfo& info,
   SetAudioProcessingStats(report, info.apm_statistics);
 
   const FloatForAdd floats[] = {
-      {StatsReport::kStatsValueNameTotalAudioEnergy, info.total_input_energy},
+      {StatsReport::kStatsValueNameTotalAudioEnergy,
+       static_cast<float>(info.total_input_energy)},
       {StatsReport::kStatsValueNameTotalSamplesDuration,
-       info.total_input_duration}};
+       static_cast<float>(info.total_input_duration)}};
 
   RTC_DCHECK_GE(info.audio_level, 0);
   const IntForAdd ints[] = {
@@ -339,7 +341,8 @@ void ExtractStats(const cricket::VideoReceiverInfo& info,
       {StatsReport::kStatsValueNamePlisSent, info.plis_sent},
       {StatsReport::kStatsValueNameRenderDelayMs, info.render_delay_ms},
       {StatsReport::kStatsValueNameTargetDelayMs, info.target_delay_ms},
-      {StatsReport::kStatsValueNameFramesDecoded, info.frames_decoded},
+      {StatsReport::kStatsValueNameFramesDecoded,
+       static_cast<int>(info.frames_decoded)},
   };
 
   for (const auto& i : ints)
@@ -383,15 +386,19 @@ void ExtractStats(const cricket::VideoSenderInfo& info,
        info.encode_usage_percent},
       {StatsReport::kStatsValueNameFirsReceived, info.firs_rcvd},
       {StatsReport::kStatsValueNameFrameHeightSent, info.send_frame_height},
-      {StatsReport::kStatsValueNameFrameRateInput, round(info.framerate_input)},
+      {StatsReport::kStatsValueNameFrameRateInput,
+       static_cast<int>(round(info.framerate_input))},
       {StatsReport::kStatsValueNameFrameRateSent, info.framerate_sent},
       {StatsReport::kStatsValueNameFrameWidthSent, info.send_frame_width},
-      {StatsReport::kStatsValueNameNacksReceived, info.nacks_rcvd},
+      {StatsReport::kStatsValueNameNacksReceived,
+       static_cast<int>(info.nacks_rcvd)},
       {StatsReport::kStatsValueNamePacketsLost, info.packets_lost},
       {StatsReport::kStatsValueNamePacketsSent, info.packets_sent},
       {StatsReport::kStatsValueNamePlisReceived, info.plis_rcvd},
-      {StatsReport::kStatsValueNameFramesEncoded, info.frames_encoded},
-      {StatsReport::kStatsValueNameHugeFramesSent, info.huge_frames_sent},
+      {StatsReport::kStatsValueNameFramesEncoded,
+       static_cast<int>(info.frames_encoded)},
+      {StatsReport::kStatsValueNameHugeFramesSent,
+       static_cast<int>(info.huge_frames_sent)},
   };
 
   for (const auto& i : ints)
@@ -780,19 +787,25 @@ StatsReport* LegacyStatsCollector::AddConnectionInfoReport(
                 AddCandidateReport(remote_candidate_stats, false)->id());
 
   const Int64ForAdd int64s[] = {
-      {StatsReport::kStatsValueNameBytesReceived, info.recv_total_bytes},
-      {StatsReport::kStatsValueNameBytesSent, info.sent_total_bytes},
-      {StatsReport::kStatsValueNamePacketsSent, info.sent_total_packets},
-      {StatsReport::kStatsValueNameRtt, info.rtt},
+      {StatsReport::kStatsValueNameBytesReceived,
+       static_cast<int64_t>(info.recv_total_bytes)},
+      {StatsReport::kStatsValueNameBytesSent,
+       static_cast<int64_t>(info.sent_total_bytes)},
+      {StatsReport::kStatsValueNamePacketsSent,
+       static_cast<int64_t>(info.sent_total_packets)},
+      {StatsReport::kStatsValueNameRtt, static_cast<int64_t>(info.rtt)},
       {StatsReport::kStatsValueNameSendPacketsDiscarded,
-       info.sent_discarded_packets},
+       static_cast<int64_t>(info.sent_discarded_packets)},
       {StatsReport::kStatsValueNameSentPingRequestsTotal,
-       info.sent_ping_requests_total},
+       static_cast<int64_t>(info.sent_ping_requests_total)},
       {StatsReport::kStatsValueNameSentPingRequestsBeforeFirstResponse,
-       info.sent_ping_requests_before_first_response},
-      {StatsReport::kStatsValueNameSentPingResponses, info.sent_ping_responses},
-      {StatsReport::kStatsValueNameRecvPingRequests, info.recv_ping_requests},
-      {StatsReport::kStatsValueNameRecvPingResponses, info.recv_ping_responses},
+       static_cast<int64_t>(info.sent_ping_requests_before_first_response)},
+      {StatsReport::kStatsValueNameSentPingResponses,
+       static_cast<int64_t>(info.sent_ping_responses)},
+      {StatsReport::kStatsValueNameRecvPingRequests,
+       static_cast<int64_t>(info.recv_ping_requests)},
+      {StatsReport::kStatsValueNameRecvPingResponses,
+       static_cast<int64_t>(info.recv_ping_responses)},
   };
   for (const auto& i : int64s)
     report->AddInt64(i.name, i.value);

third_party/abseil-cpp/absl/debugging/internal/examine_stack.cc

@@ -194,7 +194,7 @@ void* GetProgramCounter(void* const vuc) {
 #elif defined(__e2k__)
     return reinterpret_cast<void*>(context->uc_mcontext.cr0_hi);
 #elif defined(__loongarch__)
-    return reinterpret_cast<void*>(context->uc_mcontext.__pc);
+    return reinterpret_cast<void*>(context->uc_mcontext.sc_pc);
 #else
 #error "Undefined Architecture."
 #endif