IGA: Add swsb_encode_mode to commandline option

Add an option to set SWSB_ENCODE_MODE from IGA standalone tool's
commandline option.

Author: DianaChen

visa/iga/IGAExe/assemble.cpp

@@ -45,6 +45,7 @@ bool assemble(const Opts &opts, igax::Context &ctx, const std::string &,
             opts.legacyDirectives);
   setOptBit(aopts.syntax_opts, IGA_SYNTAX_OPT_EXTENSIONS, opts.syntaxExts);
   aopts.sbid_count = opts.sbidCount;
+  aopts.swsb_encode_mode = opts.swsbMode;
 
   try {
     auto r = ctx.assembleFromString(inpText, aopts);

visa/iga/IGAExe/iga_main.cpp

@@ -405,6 +405,14 @@ extern "C" int iga_main(int argc, const char **argv) {
                   "enables load/store pseudo instructions where possible",
                   "Send instructions are emitted as load/store instructions",
                   opts::OptAttrs::ALLOW_UNSET, baseOpts.printLdSt);
+  xGrp.defineOpt(
+      "swsb-mode", "swsb-mode", "INT",
+      "override iga::SWSB_ENCODE_MODE being used on auto dependency set", "",
+      opts::OptAttrs::ALLOW_UNSET,
+      [](const char *cinp, const opts::ErrorHandler &eh, Opts &baseOpts) {
+        std::string str = cinp;
+        baseOpts.swsbMode = eh.parseInt(cinp);
+      });
   xGrp.defineOpt(
       "sbid-count", "sbid-count", "INT",
       "number of sbid being used on auto dependency set", "",

visa/iga/IGAExe/iga_main.hpp

@@ -53,6 +53,7 @@ struct Opts {
   bool legacyDirectives = false;                   // -Xlegacy-directives
   bool errorOnCompactFail = true;                  // -Xwarn-on-compact-fail
   bool autosetDepInfo = false;                     // -Xauto-deps
+  uint32_t swsbMode = 0;                           // -Xswsb-mode
   uint32_t sbidCount = 16;                         // -Xsbid-count
   bool syntaxExts = false;                         // -Xsyntax-exts
   bool useNativeEncoder = false;                   // -Xnative

visa/iga/IGALibrary/IR/RegDeps.cpp

@@ -902,7 +902,8 @@ std::pair<DepSet *, DepSet *> DepSetBuilder::createDPASSrcDstDepSet(
   setDEPPipeClass(enc_mode, *oups, **instIt, mPlatformModel);
 
   // identify dpas macro
-  DpasMacroBuilder dmb(*this, mPlatformModel, insList, instIt, *inps, *oups);
+  DpasMacroBuilder dmb(
+      *this, mPlatformModel, insList, instIt, *inps, *oups, enc_mode);
   const Instruction &lastDpas = dmb.formMacro(dpasCnt);
 
   // let the last instruciton in the macro represent this DepSet

visa/iga/IGALibrary/IR/RegDeps.hpp

@@ -435,9 +435,9 @@ class DepSetBuilder {
   public:
     DpasMacroBuilder(const DepSetBuilder &dsBuilder, const Model &model,
                      const InstList &instList, InstListIterator dpasIt,
-                     DepSet &in, DepSet &out)
+                     DepSet &in, DepSet &out, SWSB_ENCODE_MODE enc_mode)
         : m_dsBuilder(dsBuilder), m_model(model), m_instList(instList),
-          m_firstDpasIt(dpasIt), m_inps(in), m_oups(out) {}
+          m_firstDpasIt(dpasIt), m_inps(in), m_oups(out), m_encMode(enc_mode) {}
 
     // form a macro start from dpasIt, and set the register footprint of all
     // instruction in the macro into the given input and output DepSet
@@ -603,6 +603,8 @@ class DepSetBuilder {
 
     DepSet &m_inps;
     DepSet &m_oups;
+
+    SWSB_ENCODE_MODE m_encMode;
   }; // DpasMacroBuilder
 
 private: