CMSIS-DSP: Added code size optimization for the SDF C++ generator.
Christophe Favergeon
4 years ago
parent
60475b816d
commit
72483e7c3f
@ -0,0 +1,13 @@
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{% for ptr in ptrs %}
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{{theType}}* {{ptr}};
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{% endfor %}
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{% for ptr in inputs %}
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{{ptr[0]}}=this->{{ptr[2]}}();
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{% endfor %}
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{% for ptr in outputs %}
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{{ptr[0]}}=this->{{ptr[2]}}();
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{% endfor %}
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{{func}}({{args}},{{nb}});
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return(0);
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@ -0,0 +1,133 @@
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/*
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Generated with CMSIS-DSP SDF Scripts.
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The generated code is not covered by CMSIS-DSP license.
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The support classes and code is covered by CMSIS-DSP license.
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*/
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{% if config.dumpFIFO %}
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#define DEBUGSCHED 1
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{% endif %}
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#include "arm_math.h"
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#include "custom.h"
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#include "GenericNodes.h"
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#include "AppNodes.h"
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#include "scheduler.h"
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{% macro optionalargs() -%}
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{% if config.cOptionalArgs %},{{config.cOptionalArgs}}{% endif %}
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{% endmacro -%}
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/* List of nodes */
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static NodeBase *nodeArray[{{nbNodes}}]={0};
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/*
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Description of the scheduling. It is a list of nodes to call.
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The values are indexes in the previous array.
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*/
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static unsigned int schedule[{{schedLen}}]=
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{
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{{schedDescription}}
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};
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/***********
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FIFO buffers
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************/
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{% for fifo in fifos %}
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#define FIFOSIZE{{fifo.fifoID}} {{fifo.length}}
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{% endfor %}
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{% for buf in sched._graph._allBuffers %}
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#define BUFFERSIZE{{buf._bufferID}} {{buf._length}}
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{{buf._theType.ctype}} {{config.prefix}}buf{{buf._bufferID}}[BUFFERSIZE{{buf._bufferID}}]={0};
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{% endfor %}
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/**************
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Classes created for pure function calls (like some CMSIS-DSP functions)
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***************/
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{% for p in pureNodes %}
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{% set node = pureNodes[p] %}
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template<{{node.templateParameters}}> class Func{{node.pureClassID}};
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template<{{node.specializedTemplateParameters}}>
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class Func{{node.pureClassID}}<{{node.templateArguments}}>: public {{node.nodeKind}}<{{node.templateParametersForGeneric}}>
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{
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public:
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Func{{node.pureClassID}}({{node.datatypeForConstructor}}):
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{{node.nodeKind}}<{{node.templateParametersForGeneric}}>({{node.genericConstructorArgs}}){};
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int run(){
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{{node.codeArrayRun()}}
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};
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};
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{% endfor %}
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uint32_t {{config.schedName}}(int *error{{optionalargs()}})
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{
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int sdfError=0;
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uint32_t nbSchedule=0;
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{% if config.debug %}
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int32_t debugCounter={{config.debugLimit}};
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{% endif %}
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/*
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Create FIFOs objects
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*/
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{% for id in range(nbFifos) %}
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{% if fifos[id].hasDelay %}
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FIFO<{{fifos[id].theType.ctype}},FIFOSIZE{{id}},{{fifos[id].isArrayAsInt}}> fifo{{id}}({{config.prefix}}buf{{fifos[id].buffer._bufferID}},{{fifos[id].delay}});
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{% else %}
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FIFO<{{fifos[id].theType.ctype}},FIFOSIZE{{id}},{{fifos[id].isArrayAsInt}}> fifo{{id}}({{config.prefix}}buf{{fifos[id].buffer._bufferID}});
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{% endif %}
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{% endfor %}
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/*
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Create node objects
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*/
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{% for node in nodes %}
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{% if node.hasState %}
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{{node.typeName}}<{{node.ioTemplate()}}> {{node.nodeName}}({{node.args}});
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nodeArray[{{node.codeID}}]=(NodeBase*)&{{node.nodeName}};
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{% else %}
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Func{{node.pureClassID}}<{{node.constructorTypes}}> func{{node.pureNodeID}}({{node.constructorArguments}});
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nodeArray[{{node.codeID}}]=(NodeBase*)&func{{node.pureNodeID}};
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{% endif %}
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{% endfor %}
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/* Run several schedule iterations */
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{% if config.debug %}
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while((sdfError==0) && (debugCounter > 0))
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{% else %}
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while(sdfError==0)
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{% endif %}
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{
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/* Run a schedule iteration */
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for(unsigned long id=0 ; id < {{schedLen}}; id++)
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{
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unsigned int nodeId = schedule[id];
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sdfError = nodeArray[nodeId]->run();
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CHECKERROR;
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}
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{% if config.debug %}
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debugCounter--;
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{% endif %}
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nbSchedule++;
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}
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*error=sdfError;
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return(nbSchedule);
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}
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