gbdev/rgbds
1
0
Fork 0
mirror of https://github.com/gbdev/rgbds.git synced 2025-11-20 18:22:07 +00:00
Code Issues Packages Projects Releases Wiki Activity

Support SIZEOF(reg) to distinguish 8- and 16-bit registers (#1758)

Browse Source
This commit is contained in:
Rangi
2025-07-17 15:49:28 -04:00
committed by GitHub
parent 0c96234532
commit 4c8724899b
3 changed files with 62 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

29
src/asm/parser.y
View File

@@ -1520,6 +1520,12 @@ relocexpr_no_str:
| OP_STARTOF LPAREN sect_type RPAREN {
$$.makeStartOfSectionType($3);
}
| OP_SIZEOF LPAREN MODE_R8 RPAREN {
$$.makeNumber(1);
}
| OP_SIZEOF LPAREN MODE_R16 RPAREN {
$$.makeNumber(2);
}
| OP_DEF {
lexer_ToggleStringExpansion(false);
} LPAREN scoped_sym RPAREN {
@@ -2551,6 +2557,29 @@ op_sp_offset:
// Registers and condition codes.
MODE_R8:
MODE_A
| MODE_B
| MODE_C
| MODE_D
| MODE_E
| MODE_H
| MODE_L
| LBRACK MODE_BC RBRACK
| LBRACK MODE_DE RBRACK
| LBRACK MODE_HL RBRACK
| hl_ind_inc
| hl_ind_dec
;
MODE_R16:
MODE_AF
| MODE_BC
| MODE_DE
| MODE_HL
| MODE_SP
;
MODE_A:
TOKEN_A
| OP_HIGH LPAREN MODE_AF RPAREN