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authorBobby Bingham <koorogi@koorogi.info>2017-01-14 16:14:19 -0600
committerBobby Bingham <koorogi@koorogi.info>2017-01-15 23:19:16 -0600
commita339532b50bfc4ad36fc3225bf75eae28dee1a4c (patch)
treec4bef1e4742d6b02857afca7316cca8acff55c08
parenta1486b4f97e8cf8d457bec936879d70b3b92587f (diff)
nqasm: Rename arglist non-terminals to a_*
This will allow differentiation between pcoff (a single argument) and a_pcoff (an argument list consisting of only a pcoff argument).
-rw-r--r--parser.y85
1 files changed, 46 insertions, 39 deletions
diff --git a/parser.y b/parser.y
index c953aa4..2d34400 100644
--- a/parser.y
+++ b/parser.y
@@ -81,12 +81,12 @@ void yyerror(const char *msg)
%type <inst> inst
%type <arg> imm
-%type <args> reg2
-%type <args> reg3
-%type <args> regp
-%type <args> regp_reg
-%type <args> reg_regp
-%type <args> reg_imm
+%type <args> a_reg2
+%type <args> a_reg3
+%type <args> a_regp
+%type <args> a_regp_reg
+%type <args> a_reg_regp
+%type <args> a_reg_imm
%type <lval> intlit
%%
@@ -100,31 +100,32 @@ line: T_SPACE inst eol
| eol
;
-inst: T_ADD reg3 { $$ = INSTRUCTION_ARGS(ADD, $2); }
- | T_SUB reg3 { $$ = INSTRUCTION_ARGS(SUB, $2); }
- | T_MUL reg3 { $$ = INSTRUCTION_ARGS(MUL, $2); }
- | T_DIV reg3 { $$ = INSTRUCTION_ARGS(DIV, $2); }
- | T_AND reg3 { $$ = INSTRUCTION_ARGS(AND, $2); }
- | T_OR reg3 { $$ = INSTRUCTION_ARGS(OR, $2); }
- | T_XOR reg3 { $$ = INSTRUCTION_ARGS(XOR, $2); }
- | T_LSL reg3 { $$ = INSTRUCTION_ARGS(LSL, $2); }
- | T_LSR reg3 { $$ = INSTRUCTION_ARGS(LSR, $2); }
- | T_ASL reg3 { $$ = INSTRUCTION_ARGS(ASL, $2); }
- | T_ASR reg3 { $$ = INSTRUCTION_ARGS(ASR, $2); }
- | T_ROL reg3 { $$ = INSTRUCTION_ARGS(ROL, $2); }
- | T_ROR reg3 { $$ = INSTRUCTION_ARGS(ROR, $2); }
- | T_NOT reg2 { $$ = INSTRUCTION_ARGS(NOT, $2); }
- | T_NEG reg2 { $$ = INSTRUCTION_ARGS(NEG, $2); }
- | T_BTC reg2 { $$ = INSTRUCTION_ARGS(BTC, $2); }
- | T_BTS reg2 { $$ = INSTRUCTION_ARGS(BTS, $2); }
- | T_MOV reg2 { $$ = INSTRUCTION_ARGS(MOV, $2); }
- | T_ST_B regp_reg { $$ = INSTRUCTION_ARGS(ST_B, $2); }
- | T_ST_W regp_reg { $$ = INSTRUCTION_ARGS(ST_W, $2); }
- | T_LD_BL reg_regp { $$ = INSTRUCTION_ARGS(LD_BL, $2); }
- | T_LD_BH reg_regp { $$ = INSTRUCTION_ARGS(LD_BH, $2); }
- | T_LD_W reg_regp { $$ = INSTRUCTION_ARGS(LD_W, $2); }
- | T_LDI_BL reg_imm { $$ = INSTRUCTION_ARGS(LDI_BL, $2); }
- | T_LDI_BH reg_imm { $$ = INSTRUCTION_ARGS(LDI_BH, $2); }
+inst:
+ T_ADD a_reg3 { $$ = INSTRUCTION_ARGS(ADD, $2); }
+ | T_SUB a_reg3 { $$ = INSTRUCTION_ARGS(SUB, $2); }
+ | T_MUL a_reg3 { $$ = INSTRUCTION_ARGS(MUL, $2); }
+ | T_DIV a_reg3 { $$ = INSTRUCTION_ARGS(DIV, $2); }
+ | T_AND a_reg3 { $$ = INSTRUCTION_ARGS(AND, $2); }
+ | T_OR a_reg3 { $$ = INSTRUCTION_ARGS(OR, $2); }
+ | T_XOR a_reg3 { $$ = INSTRUCTION_ARGS(XOR, $2); }
+ | T_LSL a_reg3 { $$ = INSTRUCTION_ARGS(LSL, $2); }
+ | T_LSR a_reg3 { $$ = INSTRUCTION_ARGS(LSR, $2); }
+ | T_ASL a_reg3 { $$ = INSTRUCTION_ARGS(ASL, $2); }
+ | T_ASR a_reg3 { $$ = INSTRUCTION_ARGS(ASR, $2); }
+ | T_ROL a_reg3 { $$ = INSTRUCTION_ARGS(ROL, $2); }
+ | T_ROR a_reg3 { $$ = INSTRUCTION_ARGS(ROR, $2); }
+ | T_NOT a_reg2 { $$ = INSTRUCTION_ARGS(NOT, $2); }
+ | T_NEG a_reg2 { $$ = INSTRUCTION_ARGS(NEG, $2); }
+ | T_BTC a_reg2 { $$ = INSTRUCTION_ARGS(BTC, $2); }
+ | T_BTS a_reg2 { $$ = INSTRUCTION_ARGS(BTS, $2); }
+ | T_MOV a_reg2 { $$ = INSTRUCTION_ARGS(MOV, $2); }
+ | T_ST_B a_regp_reg { $$ = INSTRUCTION_ARGS(ST_B, $2); }
+ | T_ST_W a_regp_reg { $$ = INSTRUCTION_ARGS(ST_W, $2); }
+ | T_LD_BL a_reg_regp { $$ = INSTRUCTION_ARGS(LD_BL, $2); }
+ | T_LD_BH a_reg_regp { $$ = INSTRUCTION_ARGS(LD_BH, $2); }
+ | T_LD_W a_reg_regp { $$ = INSTRUCTION_ARGS(LD_W, $2); }
+ | T_LDI_BL a_reg_imm { $$ = INSTRUCTION_ARGS(LDI_BL, $2); }
+ | T_LDI_BH a_reg_imm { $$ = INSTRUCTION_ARGS(LDI_BH, $2); }
| T_BEQ
{ $$ = INSTRUCTION(BEQ); }
| T_BNE
@@ -139,18 +140,24 @@ inst: T_ADD reg3 { $$ = INSTRUCTION_ARGS(ADD, $2); }
{ $$ = INSTRUCTION(BLE); }
| T_BRA
{ $$ = INSTRUCTION(BRA); }
- | T_JMP regp { $$ = INSTRUCTION_ARGS(JMP, $2); }
- | T_ADDPC reg_imm { $$ = INSTRUCTION_ARGS(ADDPC, $2); }
+ | T_JMP a_regp { $$ = INSTRUCTION_ARGS(JMP, $2); }
+ | T_ADDPC a_reg_imm { $$ = INSTRUCTION_ARGS(ADDPC, $2); }
| T_NOP
{ $$ = INSTRUCTION(NOP); }
;
-reg2: T_SPACE T_REG "," T_REG { $$ = MKARGS($2, $4); }
-reg3: T_SPACE T_REG "," T_REG "," T_REG { $$ = MKARGS($2, $4, $6); }
-regp: T_SPACE T_REGPTR { $$ = MKARGS($2); }
-regp_reg: T_SPACE T_REGPTR "," T_REG { $$ = MKARGS($2, $4); }
-reg_regp: T_SPACE T_REG "," T_REGPTR { $$ = MKARGS($2, $4); }
-reg_imm: T_SPACE T_REG "," imm { $$ = MKARGS($2, $4); }
+a_reg2:
+ T_SPACE T_REG "," T_REG { $$ = MKARGS($2, $4); }
+a_reg3:
+ T_SPACE T_REG "," T_REG "," T_REG { $$ = MKARGS($2, $4, $6); }
+a_regp:
+ T_SPACE T_REGPTR { $$ = MKARGS($2); }
+a_regp_reg:
+ T_SPACE T_REGPTR "," T_REG { $$ = MKARGS($2, $4); }
+a_reg_regp:
+ T_SPACE T_REG "," T_REGPTR { $$ = MKARGS($2, $4); }
+a_reg_imm:
+ T_SPACE T_REG "," imm { $$ = MKARGS($2, $4); }
imm: intlit {
if (-0x80 > $1 || $1 > 0xff) {