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531 lines
17 KiB
531 lines
17 KiB
4 months ago
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#include "spec.h"
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#include <stdio.h>
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#include <string.h>
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#define LOCAL_FIFO_PREFIX "LF_"
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#define RS_PLAYBACK_PREFIX "rsp_"
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#define RS_INTERNAL_PREFIX "rsi_"
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#define RSG_API_CPP_DOC \
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"/*\n" \
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" * rsgApi.cpp\n" \
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" * This file implements the functions responsible for sending messages\n" \
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" * to the RS driver layer. The messages are sent through a FIFO that is\n" \
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" * shared between the process's caller threads and driver thread.\n" \
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" */\n\n"
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#define RSG_API_REPLAY_CPP_DOC \
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"/*\n" \
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" * rsgApiReplay.cpp\n" \
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" * This file implements the functions responsible for reading messages\n" \
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" * sent to the RS driver layer.\n" \
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" */\n\n"
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void printFileHeader(FILE *f) {
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fprintf(f, "/*\n");
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fprintf(f, " * Copyright (C) 2015 The Android Open Source Project\n");
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fprintf(f, " *\n");
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fprintf(f, " * Licensed under the Apache License, Version 2.0 (the \"License\");\n");
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fprintf(f, " * you may not use this file except in compliance with the License.\n");
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fprintf(f, " * You may obtain a copy of the License at\n");
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fprintf(f, " *\n");
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fprintf(f, " * http://www.apache.org/licenses/LICENSE-2.0\n");
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fprintf(f, " *\n");
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fprintf(f, " * Unless required by applicable law or agreed to in writing, software\n");
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fprintf(f, " * distributed under the License is distributed on an \"AS IS\" BASIS,\n");
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fprintf(f, " * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n");
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fprintf(f, " * See the License for the specific language governing permissions and\n");
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fprintf(f, " * limitations under the License.\n");
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fprintf(f, " */\n\n");
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}
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void printVarType(FILE *f, const VarType *vt) {
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int ct;
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if (vt->isConst) {
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fprintf(f, "const ");
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}
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switch (vt->type) {
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case 0:
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fprintf(f, "void");
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break;
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case 1:
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fprintf(f, "int%i_t", vt->bits);
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break;
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case 2:
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fprintf(f, "uint%i_t", vt->bits);
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break;
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case 3:
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if (vt->bits == 32)
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fprintf(f, "float");
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else
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fprintf(f, "double");
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break;
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case 4:
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fprintf(f, "%s", vt->typeName);
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break;
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}
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if (vt->ptrLevel) {
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fprintf(f, " ");
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for (ct=0; ct < vt->ptrLevel; ct++) {
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fprintf(f, "*");
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}
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}
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}
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void printVarTypeAndName(FILE *f, const VarType *vt) {
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printVarType(f, vt);
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if (vt->name[0]) {
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fprintf(f, " %s", vt->name);
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}
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}
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void printArgList(FILE *f, const ApiEntry * api, int assumePrevious) {
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int ct;
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for (ct=0; ct < api->paramCount; ct++) {
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if (ct || assumePrevious) {
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fprintf(f, ", ");
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}
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printVarTypeAndName(f, &api->params[ct]);
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}
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}
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void printStructures(FILE *f) {
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int ct;
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int ct2;
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for (ct=0; ct < apiCount; ct++) {
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fprintf(f, "typedef struct RS_CMD_%s_rec RS_CMD_%s;\n", apis[ct].name, apis[ct].name);
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}
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fprintf(f, "\n");
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for (ct=0; ct < apiCount; ct++) {
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const ApiEntry * api = &apis[ct];
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fprintf(f, "#define RS_CMD_ID_%s %i\n", api->name, ct+1);
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fprintf(f, "struct __attribute__((packed)) RS_CMD_%s_rec {\n", api->name);
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//fprintf(f, " RsCommandHeader _hdr;\n");
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for (ct2=0; ct2 < api->paramCount; ct2++) {
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fprintf(f, " ");
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printVarTypeAndName(f, &api->params[ct2]);
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fprintf(f, ";\n");
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}
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fprintf(f, "};\n\n");
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}
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}
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void printFuncDecl(FILE *f, const ApiEntry *api, const char *prefix, int addContext, int isFnPtr) {
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printVarTypeAndName(f, &api->ret);
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if (isFnPtr) {
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char t[1024];
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strncpy(t, api->name, sizeof(t)-1);
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t[sizeof(t)-1] = '\0';
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if (strlen(prefix) == 0) {
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if (t[0] > 'A' && t[0] < 'Z') {
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t[0] -= 'A' - 'a';
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}
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}
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fprintf(f, " (* %s%s) (", prefix, api->name);
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} else {
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fprintf(f, " %s%s (", prefix, api->name);
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}
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if (!api->nocontext) {
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if (addContext) {
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fprintf(f, "Context *");
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} else {
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fprintf(f, "RsContext rsc");
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}
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}
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printArgList(f, api, !api->nocontext);
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fprintf(f, ")");
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}
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void printFuncDecls(FILE *f, const char *prefix, int addContext, int externC) {
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int ct;
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for (ct=0; ct < apiCount; ct++) {
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if (externC) {
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fprintf(f, "extern \"C\" ");
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}
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printFuncDecl(f, &apis[ct], prefix, addContext, 0);
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fprintf(f, " __DEPRECATED_IN(31);\n");
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}
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fprintf(f, "\n\n");
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}
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void printPlaybackFuncs(FILE *f, const char *prefix) {
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int ct;
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for (ct=0; ct < apiCount; ct++) {
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if (apis[ct].direct) {
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continue;
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}
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fprintf(f, "void %s%s (Context *, const void *);\n", prefix, apis[ct].name);
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}
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}
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static int hasInlineDataPointers(const ApiEntry * api) {
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int ret = 0;
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int ct;
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if (api->sync || api->ret.typeName[0]) {
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return 0;
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}
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for (ct=0; ct < api->paramCount; ct++) {
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const VarType *vt = &api->params[ct];
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if (!vt->isConst && vt->ptrLevel) {
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// Non-const pointers cannot be inlined.
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return 0;
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}
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if (vt->ptrLevel > 1) {
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// not handled yet.
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return 0;
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}
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if (vt->isConst && vt->ptrLevel) {
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// Non-const pointers cannot be inlined.
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ret = 1;
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}
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}
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return ret;
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}
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void printApiCpp(FILE *f) {
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int ct;
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int ct2;
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fprintf(f, RSG_API_CPP_DOC);
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fprintf(f, "#include \"rsDevice.h\"\n");
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fprintf(f, "#include \"rsContext.h\"\n");
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fprintf(f, "#include \"rsThreadIO.h\"\n");
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fprintf(f, "#include \"rsgApiStructs.h\"\n");
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fprintf(f, "#include \"rsgApiFuncDecl.h\"\n");
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fprintf(f, "#include \"rsFifo.h\"\n");
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fprintf(f, "\n");
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fprintf(f, "using namespace android; // NOLINT\n");
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fprintf(f, "using namespace android::renderscript; // NOLINT\n");
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fprintf(f, "\n");
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// Generate RS funcs that send messages on the local FIFO.
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for (ct=0; ct < apiCount; ct++) {
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int needFlush = 0;
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const ApiEntry * api = &apis[ct];
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fprintf(f, "static ");
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printFuncDecl(f, api, LOCAL_FIFO_PREFIX, 0, 0);
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fprintf(f, "\n{\n");
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if (api->direct) {
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fprintf(f, " ");
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if (api->ret.typeName[0]) {
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fprintf(f, "return ");
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}
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fprintf(f, RS_INTERNAL_PREFIX "%s(", api->name);
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if (!api->nocontext) {
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fprintf(f, "(Context *)rsc");
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}
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for (ct2=0; ct2 < api->paramCount; ct2++) {
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const VarType *vt = &api->params[ct2];
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if (ct2 > 0 || !api->nocontext) {
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fprintf(f, ", ");
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}
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fprintf(f, "%s", vt->name);
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}
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fprintf(f, ");\n");
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} else if (api->handcodeApi) {
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// handle handcode path
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fprintf(f, " " LOCAL_FIFO_PREFIX "%s_handcode(", api->name);
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if (!api->nocontext) {
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fprintf(f, "(Context *)rsc");
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}
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for (ct2=0; ct2 < api->paramCount; ct2++) {
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const VarType *vt = &api->params[ct2];
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if (ct2 > 0 || !api->nocontext) {
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fprintf(f, ", ");
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}
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fprintf(f, "%s", vt->name);
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}
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fprintf(f, ");\n");
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} else {
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// handle synchronous path
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fprintf(f, " if (((Context *)rsc)->isSynchronous()) {\n");
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fprintf(f, " ");
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if (api->ret.typeName[0]) {
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fprintf(f, "return ");
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}
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fprintf(f, RS_INTERNAL_PREFIX "%s(", api->name);
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if (!api->nocontext) {
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fprintf(f, "(Context *)rsc");
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}
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for (ct2=0; ct2 < api->paramCount; ct2++) {
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const VarType *vt = &api->params[ct2];
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if (ct2 > 0 || !api->nocontext) {
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fprintf(f, ", ");
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}
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fprintf(f, "%s", vt->name);
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}
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fprintf(f, ");\n");
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if (!api->ret.typeName[0]) {
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fprintf(f, " return;");
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}
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fprintf(f, " }\n\n");
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fprintf(f, " ThreadIO *io = &((Context *)rsc)->mIO;\n");
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fprintf(f, " const size_t size = sizeof(RS_CMD_%s);\n", api->name);
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if (hasInlineDataPointers(api)) {
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fprintf(f, " size_t dataSize = 0;\n");
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for (ct2=0; ct2 < api->paramCount; ct2++) {
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const VarType *vt = &api->params[ct2];
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if (vt->isConst && vt->ptrLevel) {
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fprintf(f, " dataSize += %s_length;\n", vt->name);
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}
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}
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}
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//fprintf(f, " ALOGE(\"add command %s\\n\");\n", api->name);
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if (hasInlineDataPointers(api)) {
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fprintf(f, " RS_CMD_%s *cmd = NULL;\n", api->name);
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fprintf(f, " if (dataSize < io->getMaxInlineSize()) {;\n");
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fprintf(f, " cmd = static_cast<RS_CMD_%s *>(io->coreHeader(RS_CMD_ID_%s, dataSize + size));\n", api->name, api->name);
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fprintf(f, " } else {\n");
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fprintf(f, " cmd = static_cast<RS_CMD_%s *>(io->coreHeader(RS_CMD_ID_%s, size));\n", api->name, api->name);
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fprintf(f, " }\n");
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fprintf(f, " uint8_t *payload = (uint8_t *)&cmd[1];\n");
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} else {
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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);
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}
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for (ct2=0; ct2 < api->paramCount; ct2++) {
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const VarType *vt = &api->params[ct2];
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needFlush += vt->ptrLevel;
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if (vt->ptrLevel && hasInlineDataPointers(api)) {
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fprintf(f, " if (%s_length == 0) {\n", vt->name);
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fprintf(f, " cmd->%s = NULL;\n", vt->name);
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fprintf(f, " } else if (dataSize < io->getMaxInlineSize()) {\n");
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fprintf(f, " memcpy(payload, %s, %s_length);\n", vt->name, vt->name);
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fprintf(f, " cmd->%s = (", vt->name);
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printVarType(f, vt);
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fprintf(f, ")(payload - ((uint8_t *)&cmd[1]));\n");
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fprintf(f, " payload += %s_length;\n", vt->name);
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fprintf(f, " } else {\n");
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fprintf(f, " cmd->%s = %s;\n", vt->name, vt->name);
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fprintf(f, " }\n");
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||
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} else {
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fprintf(f, " cmd->%s = %s;\n", vt->name, vt->name);
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||
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}
|
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}
|
||
|
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if (api->ret.typeName[0] || api->sync) {
|
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needFlush = 1;
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}
|
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fprintf(f, " io->coreCommit();\n");
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if (hasInlineDataPointers(api)) {
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fprintf(f, " if (dataSize >= io->getMaxInlineSize()) {\n");
|
||
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fprintf(f, " io->coreGetReturn(NULL, 0);\n");
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|
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fprintf(f, " }\n");
|
||
|
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} else if (api->ret.typeName[0]) {
|
||
|
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fprintf(f, "\n ");
|
||
|
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printVarType(f, &api->ret);
|
||
|
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fprintf(f, " ret;\n");
|
||
|
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fprintf(f, " io->coreGetReturn(&ret, sizeof(ret));\n");
|
||
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|
fprintf(f, " return ret;\n");
|
||
|
|
} else if (needFlush) {
|
||
|
|
fprintf(f, " io->coreGetReturn(NULL, 0);\n");
|
||
|
|
}
|
||
|
|
}
|
||
|
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fprintf(f, "};\n\n");
|
||
|
|
}
|
||
|
|
|
||
|
|
fprintf(f, "\n");
|
||
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|
||
|
|
for (ct=0; ct < apiCount; ct++) {
|
||
|
|
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, "re");
|
||
|
|
|
||
|
|
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, "we");
|
||
|
|
|
||
|
|
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;
|
||
|
|
}
|