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Remove custom action code when equivalent to default

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Enables Bison to better reason about it, and should improve performance
This commit is contained in:
ISSOtm
2020-12-12 12:09:05 +01:00
parent e6552064bf
commit f5b0eae9cd
1 changed files with 6 additions and 8 deletions
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10
src/asm/parser.y
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@@ -645,9 +645,7 @@ rsreset : T_POP_RSRESET { sym_AddSet("_RS", 0); }
rs_uconst : /* empty */ { rs_uconst : /* empty */ {
$$ = 1; $$ = 1;
} }
| uconst { | uconst
$$ = $1;
}
; ;
rl : T_LABEL T_POP_RL rs_uconst { rl : T_LABEL T_POP_RL rs_uconst {
@@ -1600,15 +1598,15 @@ z80_xor : T_Z80_XOR op_a_n {
op_mem_ind : T_LBRACK reloc_16bit T_RBRACK { $$ = $2; } op_mem_ind : T_LBRACK reloc_16bit T_RBRACK { $$ = $2; }
; ;
op_hl_ss : reg_ss { $$ = $1; } op_hl_ss : reg_ss
| T_MODE_HL T_COMMA reg_ss { $$ = $3; } | T_MODE_HL T_COMMA reg_ss { $$ = $3; }
; ;
op_a_r : reg_r { $$ = $1; } op_a_r : reg_r
| T_MODE_A T_COMMA reg_r { $$ = $3; } | T_MODE_A T_COMMA reg_r { $$ = $3; }
; ;
op_a_n : reloc_8bit { $$ = $1; } op_a_n : reloc_8bit
| T_MODE_A T_COMMA reloc_8bit { $$ = $3; } | T_MODE_A T_COMMA reloc_8bit { $$ = $3; }
; ;