target/hexagon/idef-parser: Remove unused code paths
Removes code paths used by COF instructions, which are no longer processed by idef-parser. Tested-by: Taylor Simpson <tsimpson@quicinc.com> Reviewed-by: Taylor Simpson <tsimpson@quicinc.com> Signed-off-by: Taylor Simpson <tsimpson@quicinc.com> Signed-off-by: Anton Johansson <anjo@rev.ng> Message-Id: <20230131223133.8592-1-anjo@rev.ng>
This commit is contained in:
Anton Johansson
Taylor Simpson
parent
877a3d20cd
commit
bbb71568de
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@ -82,7 +82,6 @@ enum ImmUnionTag {
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VALUE,
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QEMU_TMP,
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IMM_PC,
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IMM_NPC,
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IMM_CONSTEXT,
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};
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@ -140,8 +140,6 @@ STRING_LIT \"(\\.|[^"\\])*\"
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yylval->rvalue.is_dotnew = true;
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yylval->rvalue.signedness = SIGNED;
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return PRED; }
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"IV1DEAD()" |
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"fPAUSE(uiV);" { return ';'; }
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"+=" { return INC; }
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"-=" { return DEC; }
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"++" { return PLUSPLUS; }
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@ -159,9 +157,8 @@ STRING_LIT \"(\\.|[^"\\])*\"
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"else" { return ELSE; }
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"for" { return FOR; }
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"fREAD_IREG" { return ICIRC; }
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"fPART1" { return PART1; }
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"if" { return IF; }
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"fFRAME_SCRAMBLE" { return FSCR; }
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"fFRAME_SCRAMBLE" |
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"fFRAME_UNSCRAMBLE" { return FSCR; }
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"fFRAMECHECK" { return FCHK; }
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"Constant_extended" { return CONSTEXT; }
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@ -312,11 +309,7 @@ STRING_LIT \"(\\.|[^"\\])*\"
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"(unsigned int)" { yylval->cast.bit_width = 32;
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yylval->cast.signedness = UNSIGNED;
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return CAST; }
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"fREAD_PC()" |
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"PC" { return PC; }
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"fREAD_NPC()" |
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"NPC" { return NPC; }
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"fGET_LPCFG" |
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"fREAD_PC()" { return PC; }
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"USR.LPCFG" { return LPCFG; }
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"LOAD_CANCEL(EA)" { return LOAD_CANCEL; }
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"STORE_CANCEL(EA)" |
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@ -360,14 +353,6 @@ STRING_LIT \"(\\.|[^"\\])*\"
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yylval->rvalue.bit_width = 32;
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yylval->rvalue.signedness = UNSIGNED;
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return REG; }
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"fREAD_LC"[01] { yylval->rvalue.type = REGISTER;
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yylval->rvalue.reg.type = CONTROL;
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yylval->rvalue.reg.id = HEX_REG_LC0
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+ (yytext[8] - '0') * 2;
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yylval->rvalue.reg.bit_width = 32;
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yylval->rvalue.bit_width = 32;
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yylval->rvalue.signedness = UNSIGNED;
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return REG; }
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"LC"[01] { yylval->rvalue.type = REGISTER;
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yylval->rvalue.reg.type = CONTROL;
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yylval->rvalue.reg.id = HEX_REG_LC0
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@ -376,14 +361,6 @@ STRING_LIT \"(\\.|[^"\\])*\"
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yylval->rvalue.bit_width = 32;
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yylval->rvalue.signedness = UNSIGNED;
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return REG; }
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"fREAD_SA"[01] { yylval->rvalue.type = REGISTER;
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yylval->rvalue.reg.type = CONTROL;
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yylval->rvalue.reg.id = HEX_REG_SA0
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+ (yytext[8] - '0') * 2;
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yylval->rvalue.reg.bit_width = 32;
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yylval->rvalue.bit_width = 32;
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yylval->rvalue.signedness = UNSIGNED;
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return REG; }
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"SA"[01] { yylval->rvalue.type = REGISTER;
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yylval->rvalue.reg.type = CONTROL;
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yylval->rvalue.reg.id = HEX_REG_SA0
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@ -52,8 +52,8 @@
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%token IN INAME VAR
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%token ABS CROUND ROUND CIRCADD COUNTONES INC DEC ANDA ORA XORA PLUSPLUS ASL
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%token ASR LSR EQ NEQ LTE GTE MIN MAX ANDL FOR ICIRC IF MUN FSCR FCHK SXT
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%token ZXT CONSTEXT LOCNT BREV SIGN LOAD STORE PC NPC LPCFG
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%token LOAD_CANCEL CANCEL IDENTITY PART1 ROTL INSBITS SETBITS EXTRANGE
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%token ZXT CONSTEXT LOCNT BREV SIGN LOAD STORE PC LPCFG
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%token LOAD_CANCEL CANCEL IDENTITY ROTL INSBITS SETBITS EXTRANGE
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%token CAST4_8U FAIL CARRY_FROM_ADD ADDSAT64 LSBNEW
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%token TYPE_SIZE_T TYPE_INT TYPE_SIGNED TYPE_UNSIGNED TYPE_LONG
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@ -336,15 +336,6 @@ assign_statement : lvalue '=' rvalue
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OUT(c, &@1, &$1, " = ", &$3, ";\n");
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$$ = $1;
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}
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| PC '=' rvalue
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{
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@1.last_column = @3.last_column;
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yyassert(c, &@1, !is_inside_ternary(c),
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"Assignment side-effect not modeled!");
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$3 = gen_rvalue_truncate(c, &@1, &$3);
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$3 = rvalue_materialize(c, &@1, &$3);
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OUT(c, &@1, "gen_write_new_pc(", &$3, ");\n");
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}
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| LOAD '(' IMM ',' IMM ',' SIGN ',' var ',' lvalue ')'
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{
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@1.last_column = @12.last_column;
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@ -412,7 +403,6 @@ control_statement : frame_check
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| cancel_statement
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| if_statement
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| for_statement
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| fpart1_statement
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;
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frame_check : FCHK '(' rvalue ',' rvalue ')' ';'
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@ -462,17 +452,6 @@ for_statement : FOR '(' IMM '=' IMM ';' IMM '<' IMM ';' IMM PLUSPLUS ')'
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}
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;
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fpart1_statement : PART1
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{
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OUT(c, &@1, "if (insn->part1) {\n");
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}
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'(' statements ')'
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{
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@1.last_column = @3.last_column;
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OUT(c, &@1, "return; }\n");
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}
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;
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if_stmt : IF '(' rvalue ')'
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{
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@1.last_column = @3.last_column;
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@ -512,20 +491,6 @@ rvalue : FAIL
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rvalue.signedness = UNSIGNED;
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$$ = rvalue;
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}
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| NPC
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{
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/*
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* NPC is only read from CALLs, so we can hardcode it
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* at translation time
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*/
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HexValue rvalue;
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memset(&rvalue, 0, sizeof(HexValue));
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rvalue.type = IMMEDIATE;
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rvalue.imm.type = IMM_NPC;
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rvalue.bit_width = 32;
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rvalue.signedness = UNSIGNED;
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$$ = rvalue;
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}
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| CONSTEXT
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{
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HexValue rvalue;
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@ -781,11 +746,6 @@ rvalue : FAIL
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/* Ones count */
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$$ = gen_ctpop_op(c, &@1, &$3);
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}
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| LPCFG
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{
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$$ = gen_tmp(c, &@1, 32, UNSIGNED);
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OUT(c, &@1, "GET_USR_FIELD(USR_LPCFG, ", &$$, ");\n");
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}
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| EXTRACT '(' rvalue ',' rvalue ')'
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{
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@1.last_column = @6.last_column;
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@ -97,16 +97,8 @@
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#define fWRITE_LR(A) (LR = A)
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#define fWRITE_FP(A) (FP = A)
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#define fWRITE_SP(A) (SP = A)
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/*
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* Note: There is a rule in the parser that matches `PC = ...` and emits
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* a call to `gen_write_new_pc`. We need to call `gen_write_new_pc` to
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* get the correct semantics when there are multiple stores in a packet.
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*/
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#define fBRANCH(LOC, TYPE) (PC = LOC)
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#define fJUMPR(REGNO, TARGET, TYPE) (PC = TARGET)
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#define fWRITE_LOOP_REGS0(START, COUNT) SA0 = START; (LC0 = COUNT)
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#define fWRITE_LOOP_REGS1(START, COUNT) SA1 = START; (LC1 = COUNT)
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#define fWRITE_LC0(VAL) (LC0 = VAL)
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#define fWRITE_LC1(VAL) (LC1 = VAL)
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#define fSET_LPCFG(VAL) (USR.LPCFG = VAL)
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#define fWRITE_P0(VAL) P0 = VAL;
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@ -121,7 +113,6 @@
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#define fEA_GPI(IMM) (EA = fREAD_GP() + IMM)
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#define fPM_I(REG, IMM) (REG = REG + IMM)
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#define fPM_M(REG, MVAL) (REG = REG + MVAL)
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#define fWRITE_NPC(VAL) (PC = VAL)
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/* Unary operators */
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#define fROUND(A) (A + 0x8000)
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@ -185,9 +185,6 @@ void imm_print(Context *c, YYLTYPE *locp, HexImm *imm)
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case IMM_PC:
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EMIT(c, "ctx->base.pc_next");
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break;
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case IMM_NPC:
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EMIT(c, "ctx->npc");
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break;
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case IMM_CONSTEXT:
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EMIT(c, "insn->extension_valid");
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break;
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