| #include "spec.h" |
| #include <stdio.h> |
| #include <string.h> |
| |
| #define LOCAL_FIFO_PREFIX "LF_" |
| #define RS_PLAYBACK_PREFIX "rsp_" |
| #define RS_INTERNAL_PREFIX "rsi_" |
| |
| #define RSG_API_CPP_DOC \ |
| "/*\n" \ |
| " * rsgApi.cpp\n" \ |
| " * This file implements the functions responsible for sending messages\n" \ |
| " * to the RS driver layer. The messages are sent through a FIFO that is\n" \ |
| " * shared between the process's caller threads and driver thread.\n" \ |
| " */\n\n" |
| |
| #define RSG_API_REPLAY_CPP_DOC \ |
| "/*\n" \ |
| " * rsgApiReplay.cpp\n" \ |
| " * This file implements the functions responsible for reading messages\n" \ |
| " * sent to the RS driver layer.\n" \ |
| " */\n\n" |
| |
| void printFileHeader(FILE *f) { |
| fprintf(f, "/*\n"); |
| fprintf(f, " * Copyright (C) 2015 The Android Open Source Project\n"); |
| fprintf(f, " *\n"); |
| fprintf(f, " * Licensed under the Apache License, Version 2.0 (the \"License\");\n"); |
| fprintf(f, " * you may not use this file except in compliance with the License.\n"); |
| fprintf(f, " * You may obtain a copy of the License at\n"); |
| fprintf(f, " *\n"); |
| fprintf(f, " * http://www.apache.org/licenses/LICENSE-2.0\n"); |
| fprintf(f, " *\n"); |
| fprintf(f, " * Unless required by applicable law or agreed to in writing, software\n"); |
| fprintf(f, " * distributed under the License is distributed on an \"AS IS\" BASIS,\n"); |
| fprintf(f, " * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n"); |
| fprintf(f, " * See the License for the specific language governing permissions and\n"); |
| fprintf(f, " * limitations under the License.\n"); |
| fprintf(f, " */\n\n"); |
| } |
| |
| void printVarType(FILE *f, const VarType *vt) { |
| int ct; |
| if (vt->isConst) { |
| fprintf(f, "const "); |
| } |
| |
| switch (vt->type) { |
| case 0: |
| fprintf(f, "void"); |
| break; |
| case 1: |
| fprintf(f, "int%i_t", vt->bits); |
| break; |
| case 2: |
| fprintf(f, "uint%i_t", vt->bits); |
| break; |
| case 3: |
| if (vt->bits == 32) |
| fprintf(f, "float"); |
| else |
| fprintf(f, "double"); |
| break; |
| case 4: |
| fprintf(f, "%s", vt->typeName); |
| break; |
| } |
| |
| if (vt->ptrLevel) { |
| fprintf(f, " "); |
| for (ct=0; ct < vt->ptrLevel; ct++) { |
| fprintf(f, "*"); |
| } |
| } |
| } |
| |
| void printVarTypeAndName(FILE *f, const VarType *vt) { |
| printVarType(f, vt); |
| |
| if (vt->name[0]) { |
| fprintf(f, " %s", vt->name); |
| } |
| } |
| |
| void printArgList(FILE *f, const ApiEntry * api, int assumePrevious) { |
| int ct; |
| for (ct=0; ct < api->paramCount; ct++) { |
| if (ct || assumePrevious) { |
| fprintf(f, ", "); |
| } |
| printVarTypeAndName(f, &api->params[ct]); |
| } |
| } |
| |
| void printStructures(FILE *f) { |
| int ct; |
| int ct2; |
| |
| for (ct=0; ct < apiCount; ct++) { |
| fprintf(f, "typedef struct RS_CMD_%s_rec RS_CMD_%s;\n", apis[ct].name, apis[ct].name); |
| } |
| fprintf(f, "\n"); |
| |
| for (ct=0; ct < apiCount; ct++) { |
| const ApiEntry * api = &apis[ct]; |
| fprintf(f, "#define RS_CMD_ID_%s %i\n", api->name, ct+1); |
| fprintf(f, "struct __attribute__((packed)) RS_CMD_%s_rec {\n", api->name); |
| //fprintf(f, " RsCommandHeader _hdr;\n"); |
| |
| for (ct2=0; ct2 < api->paramCount; ct2++) { |
| fprintf(f, " "); |
| printVarTypeAndName(f, &api->params[ct2]); |
| fprintf(f, ";\n"); |
| } |
| fprintf(f, "};\n\n"); |
| } |
| } |
| |
| void printFuncDecl(FILE *f, const ApiEntry *api, const char *prefix, int addContext, int isFnPtr) { |
| printVarTypeAndName(f, &api->ret); |
| if (isFnPtr) { |
| char t[1024]; |
| strncpy(t, api->name, sizeof(t)-1); |
| t[sizeof(t)-1] = '\0'; |
| if (strlen(prefix) == 0) { |
| if (t[0] > 'A' && t[0] < 'Z') { |
| t[0] -= 'A' - 'a'; |
| } |
| } |
| fprintf(f, " (* %s%s) (", prefix, api->name); |
| } else { |
| fprintf(f, " %s%s (", prefix, api->name); |
| } |
| if (!api->nocontext) { |
| if (addContext) { |
| fprintf(f, "Context *"); |
| } else { |
| fprintf(f, "RsContext rsc"); |
| } |
| } |
| printArgList(f, api, !api->nocontext); |
| fprintf(f, ")"); |
| } |
| |
| void printFuncDecls(FILE *f, const char *prefix, int addContext, int externC) { |
| int ct; |
| for (ct=0; ct < apiCount; ct++) { |
| if (externC) { |
| fprintf(f, "extern \"C\" "); |
| } |
| printFuncDecl(f, &apis[ct], prefix, addContext, 0); |
| fprintf(f, ";\n"); |
| } |
| fprintf(f, "\n\n"); |
| } |
| |
| void printPlaybackFuncs(FILE *f, const char *prefix) { |
| int ct; |
| for (ct=0; ct < apiCount; ct++) { |
| if (apis[ct].direct) { |
| continue; |
| } |
| |
| fprintf(f, "void %s%s (Context *, const void *);\n", prefix, apis[ct].name); |
| } |
| } |
| |
| static int hasInlineDataPointers(const ApiEntry * api) { |
| int ret = 0; |
| int ct; |
| if (api->sync || api->ret.typeName[0]) { |
| return 0; |
| } |
| for (ct=0; ct < api->paramCount; ct++) { |
| const VarType *vt = &api->params[ct]; |
| |
| if (!vt->isConst && vt->ptrLevel) { |
| // Non-const pointers cannot be inlined. |
| return 0; |
| } |
| if (vt->ptrLevel > 1) { |
| // not handled yet. |
| return 0; |
| } |
| |
| if (vt->isConst && vt->ptrLevel) { |
| // Non-const pointers cannot be inlined. |
| ret = 1; |
| } |
| } |
| return ret; |
| } |
| |
| void printApiCpp(FILE *f) { |
| int ct; |
| int ct2; |
| |
| fprintf(f, RSG_API_CPP_DOC); |
| |
| fprintf(f, "#include \"rsDevice.h\"\n"); |
| fprintf(f, "#include \"rsContext.h\"\n"); |
| fprintf(f, "#include \"rsThreadIO.h\"\n"); |
| fprintf(f, "#include \"rsgApiStructs.h\"\n"); |
| fprintf(f, "#include \"rsgApiFuncDecl.h\"\n"); |
| fprintf(f, "#include \"rsFifo.h\"\n"); |
| fprintf(f, "\n"); |
| fprintf(f, "using namespace android; // NOLINT\n"); |
| fprintf(f, "using namespace android::renderscript; // NOLINT\n"); |
| fprintf(f, "\n"); |
| |
| // Generate RS funcs that send messages on the local FIFO. |
| for (ct=0; ct < apiCount; ct++) { |
| int needFlush = 0; |
| const ApiEntry * api = &apis[ct]; |
| |
| fprintf(f, "static "); |
| printFuncDecl(f, api, LOCAL_FIFO_PREFIX, 0, 0); |
| fprintf(f, "\n{\n"); |
| if (api->direct) { |
| fprintf(f, " "); |
| if (api->ret.typeName[0]) { |
| fprintf(f, "return "); |
| } |
| fprintf(f, RS_INTERNAL_PREFIX "%s(", api->name); |
| if (!api->nocontext) { |
| fprintf(f, "(Context *)rsc"); |
| } |
| for (ct2=0; ct2 < api->paramCount; ct2++) { |
| const VarType *vt = &api->params[ct2]; |
| if (ct2 > 0 || !api->nocontext) { |
| fprintf(f, ", "); |
| } |
| fprintf(f, "%s", vt->name); |
| } |
| fprintf(f, ");\n"); |
| } else if (api->handcodeApi) { |
| // handle handcode path |
| fprintf(f, " " LOCAL_FIFO_PREFIX "%s_handcode(", api->name); |
| if (!api->nocontext) { |
| fprintf(f, "(Context *)rsc"); |
| } |
| for (ct2=0; ct2 < api->paramCount; ct2++) { |
| const VarType *vt = &api->params[ct2]; |
| if (ct2 > 0 || !api->nocontext) { |
| fprintf(f, ", "); |
| } |
| fprintf(f, "%s", vt->name); |
| } |
| fprintf(f, ");\n"); |
| |
| } else { |
| // handle synchronous path |
| fprintf(f, " if (((Context *)rsc)->isSynchronous()) {\n"); |
| fprintf(f, " "); |
| if (api->ret.typeName[0]) { |
| fprintf(f, "return "); |
| } |
| fprintf(f, RS_INTERNAL_PREFIX "%s(", api->name); |
| if (!api->nocontext) { |
| fprintf(f, "(Context *)rsc"); |
| } |
| for (ct2=0; ct2 < api->paramCount; ct2++) { |
| const VarType *vt = &api->params[ct2]; |
| if (ct2 > 0 || !api->nocontext) { |
| fprintf(f, ", "); |
| } |
| fprintf(f, "%s", vt->name); |
| } |
| fprintf(f, ");\n"); |
| if (!api->ret.typeName[0]) { |
| fprintf(f, " return;"); |
| } |
| fprintf(f, " }\n\n"); |
| |
| fprintf(f, " ThreadIO *io = &((Context *)rsc)->mIO;\n"); |
| fprintf(f, " const size_t size = sizeof(RS_CMD_%s);\n", api->name); |
| if (hasInlineDataPointers(api)) { |
| fprintf(f, " size_t dataSize = 0;\n"); |
| for (ct2=0; ct2 < api->paramCount; ct2++) { |
| const VarType *vt = &api->params[ct2]; |
| if (vt->isConst && vt->ptrLevel) { |
| fprintf(f, " dataSize += %s_length;\n", vt->name); |
| } |
| } |
| } |
| |
| //fprintf(f, " ALOGE(\"add command %s\\n\");\n", api->name); |
| if (hasInlineDataPointers(api)) { |
| fprintf(f, " RS_CMD_%s *cmd = NULL;\n", api->name); |
| fprintf(f, " if (dataSize < io->getMaxInlineSize()) {;\n"); |
| fprintf(f, " cmd = static_cast<RS_CMD_%s *>(io->coreHeader(RS_CMD_ID_%s, dataSize + size));\n", api->name, api->name); |
| fprintf(f, " } else {\n"); |
| fprintf(f, " cmd = static_cast<RS_CMD_%s *>(io->coreHeader(RS_CMD_ID_%s, size));\n", api->name, api->name); |
| fprintf(f, " }\n"); |
| fprintf(f, " uint8_t *payload = (uint8_t *)&cmd[1];\n"); |
| } else { |
| fprintf(f, " RS_CMD_%s *cmd = static_cast<RS_CMD_%s *>(io->coreHeader(RS_CMD_ID_%s, size));\n", api->name, api->name, api->name); |
| } |
| |
| for (ct2=0; ct2 < api->paramCount; ct2++) { |
| const VarType *vt = &api->params[ct2]; |
| needFlush += vt->ptrLevel; |
| if (vt->ptrLevel && hasInlineDataPointers(api)) { |
| fprintf(f, " if (%s_length == 0) {\n", vt->name); |
| fprintf(f, " cmd->%s = NULL;\n", vt->name); |
| fprintf(f, " } else if (dataSize < io->getMaxInlineSize()) {\n"); |
| fprintf(f, " memcpy(payload, %s, %s_length);\n", vt->name, vt->name); |
| fprintf(f, " cmd->%s = (", vt->name); |
| printVarType(f, vt); |
| fprintf(f, ")(payload - ((uint8_t *)&cmd[1]));\n"); |
| fprintf(f, " payload += %s_length;\n", vt->name); |
| fprintf(f, " } else {\n"); |
| fprintf(f, " cmd->%s = %s;\n", vt->name, vt->name); |
| fprintf(f, " }\n"); |
| |
| } else { |
| fprintf(f, " cmd->%s = %s;\n", vt->name, vt->name); |
| } |
| } |
| if (api->ret.typeName[0] || api->sync) { |
| needFlush = 1; |
| } |
| |
| fprintf(f, " io->coreCommit();\n"); |
| if (hasInlineDataPointers(api)) { |
| fprintf(f, " if (dataSize >= io->getMaxInlineSize()) {\n"); |
| fprintf(f, " io->coreGetReturn(NULL, 0);\n"); |
| fprintf(f, " }\n"); |
| } else if (api->ret.typeName[0]) { |
| fprintf(f, "\n "); |
| printVarType(f, &api->ret); |
| fprintf(f, " ret;\n"); |
| fprintf(f, " io->coreGetReturn(&ret, sizeof(ret));\n"); |
| fprintf(f, " return ret;\n"); |
| } else if (needFlush) { |
| fprintf(f, " io->coreGetReturn(NULL, 0);\n"); |
| } |
| } |
| fprintf(f, "};\n\n"); |
| } |
| |
| fprintf(f, "\n"); |
| |
| for (ct=0; ct < apiCount; ct++) { |
| int needFlush = 0; |
| const ApiEntry * api = &apis[ct]; |
| |
| fprintf(f, "extern \"C\" "); |
| |
| printFuncDecl(f, api, "rs", 0, 0); |
| fprintf(f, "\n{\n"); |
| fprintf(f, " "); |
| if (api->ret.typeName[0]) { |
| fprintf(f, "return "); |
| } |
| fprintf(f, LOCAL_FIFO_PREFIX "%s(", api->name); |
| |
| if (!api->nocontext) { |
| fprintf(f, "(Context *)rsc"); |
| } |
| |
| for (ct2=0; ct2 < api->paramCount; ct2++) { |
| const VarType *vt = &api->params[ct2]; |
| if (ct2 > 0 || !api->nocontext) { |
| fprintf(f, ", "); |
| } |
| fprintf(f, "%s", vt->name); |
| } |
| fprintf(f, ");\n"); |
| fprintf(f, "}\n\n"); |
| } |
| |
| } |
| |
| void printPlaybackCpp(FILE *f) { |
| int ct; |
| int ct2; |
| |
| fprintf(f, RSG_API_REPLAY_CPP_DOC); |
| |
| fprintf(f, "#include \"rsDevice.h\"\n"); |
| fprintf(f, "#include \"rsContext.h\"\n"); |
| fprintf(f, "#include \"rsThreadIO.h\"\n"); |
| fprintf(f, "#include \"rsgApiStructs.h\"\n"); |
| fprintf(f, "#include \"rsgApiFuncDecl.h\"\n"); |
| fprintf(f, "\n"); |
| fprintf(f, "namespace android {\n"); |
| fprintf(f, "namespace renderscript {\n"); |
| fprintf(f, "\n"); |
| |
| // Generate functions to play back messages sent from the local FIFO. |
| for (ct=0; ct < apiCount; ct++) { |
| const ApiEntry * api = &apis[ct]; |
| int needFlush = 0; |
| |
| if (api->direct) { |
| continue; |
| } |
| |
| fprintf(f, "void " RS_PLAYBACK_PREFIX "%s(Context *con, const void *vp, size_t cmdSizeBytes) {\n", api->name); |
| fprintf(f, " const RS_CMD_%s *cmd = static_cast<const RS_CMD_%s *>(vp);\n", api->name, api->name); |
| |
| if (hasInlineDataPointers(api)) { |
| fprintf(f, " const uint8_t *baseData = 0;\n"); |
| fprintf(f, " if (cmdSizeBytes != sizeof(RS_CMD_%s)) {\n", api->name); |
| fprintf(f, " baseData = &((const uint8_t *)vp)[sizeof(*cmd)];\n"); |
| fprintf(f, " }\n"); |
| } |
| |
| fprintf(f, " "); |
| if (api->ret.typeName[0]) { |
| fprintf(f, "\n "); |
| printVarType(f, &api->ret); |
| fprintf(f, " ret = "); |
| } |
| fprintf(f, RS_INTERNAL_PREFIX "%s(con", api->name); |
| for (ct2=0; ct2 < api->paramCount; ct2++) { |
| const VarType *vt = &api->params[ct2]; |
| needFlush += vt->ptrLevel; |
| |
| if (hasInlineDataPointers(api) && vt->ptrLevel) { |
| fprintf(f, ",\n cmd->%s_length == 0 ? NULL : (const %s *)&baseData[(intptr_t)cmd->%s]", |
| vt->name, vt->typeName, vt->name); |
| } else { |
| fprintf(f, ",\n cmd->%s", vt->name); |
| } |
| } |
| fprintf(f, ");\n"); |
| |
| if (hasInlineDataPointers(api)) { |
| fprintf(f, " size_t totalSize = 0;\n"); |
| for (ct2=0; ct2 < api->paramCount; ct2++) { |
| if (api->params[ct2].ptrLevel) { |
| fprintf(f, " totalSize += cmd->%s_length;\n", api->params[ct2].name); |
| } |
| } |
| |
| fprintf(f, " if ((totalSize != 0) && (cmdSizeBytes == sizeof(RS_CMD_%s))) {\n", api->name); |
| fprintf(f, " con->mIO.coreSetReturn(NULL, 0);\n"); |
| fprintf(f, " }\n"); |
| } else if (api->ret.typeName[0]) { |
| fprintf(f, " con->mIO.coreSetReturn(&ret, sizeof(ret));\n"); |
| } else if (api->sync || needFlush) { |
| fprintf(f, " con->mIO.coreSetReturn(NULL, 0);\n"); |
| } |
| |
| fprintf(f, "};\n\n"); |
| } |
| |
| // Generate the globally accessible table of playback functions. |
| fprintf(f, "RsPlaybackLocalFunc gPlaybackFuncs[%i] = {\n", apiCount + 1); |
| fprintf(f, " NULL,\n"); |
| for (ct=0; ct < apiCount; ct++) { |
| if (apis[ct].direct) { |
| fprintf(f, " NULL,\n"); |
| } else { |
| fprintf(f, " %s%s,\n", RS_PLAYBACK_PREFIX, apis[ct].name); |
| } |
| } |
| fprintf(f, "};\n"); |
| |
| fprintf(f, "};\n"); |
| fprintf(f, "};\n"); |
| } |
| |
| void yylex(); |
| |
| int main(int argc, char **argv) { |
| if (argc != 3) { |
| fprintf(stderr, "usage: %s commandFile outFile\n", argv[0]); |
| return 1; |
| } |
| const char* rsgFile = argv[1]; |
| const char* outFile = argv[2]; |
| FILE* input = fopen(rsgFile, "r"); |
| |
| char choice = fgetc(input); |
| fclose(input); |
| |
| if (choice < '0' || choice > '3') { |
| fprintf(stderr, "Uknown command: \'%c\'\n", choice); |
| return -2; |
| } |
| |
| yylex(); |
| // printf("# of lines = %d\n", num_lines); |
| |
| FILE *f = fopen(outFile, "w"); |
| |
| printFileHeader(f); |
| switch (choice) { |
| case '0': // rsgApiStructs.h |
| { |
| fprintf(f, "\n"); |
| fprintf(f, "#include \"rsContext.h\"\n"); |
| fprintf(f, "#include \"rsFifo.h\"\n"); |
| fprintf(f, "\n"); |
| fprintf(f, "namespace android {\n"); |
| fprintf(f, "namespace renderscript {\n"); |
| printStructures(f); |
| printFuncDecls(f, RS_INTERNAL_PREFIX, 1, 0); |
| printPlaybackFuncs(f, RS_PLAYBACK_PREFIX); |
| fprintf(f, "typedef void (*RsPlaybackLocalFunc)(Context *, const void *, size_t sizeBytes);\n"); |
| fprintf(f, "extern RsPlaybackLocalFunc gPlaybackFuncs[%i];\n", apiCount + 1); |
| |
| fprintf(f, "}\n"); |
| fprintf(f, "}\n"); |
| } |
| break; |
| |
| case '1': // rsgApiFuncDecl.h |
| { |
| printFuncDecls(f, "rs", 0, 1); |
| } |
| break; |
| |
| case '2': // rsgApi.cpp |
| { |
| printApiCpp(f); |
| } |
| break; |
| |
| case '3': // rsgApiReplay.cpp |
| { |
| printPlaybackCpp(f); |
| } |
| break; |
| } |
| fclose(f); |
| return 0; |
| } |