d0p1/tcc-stupidos
1
1
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

arm-asm: Print a warning if asm_binary_opcode is used with SP as operand

Browse source
This commit is contained in:
Danny Milosavljevic 2020-12-27 16:26:07 +01:00
parent 67b402fda4
commit 612d9d7ae6
No known key found for this signature in database
GPG key ID: E71A35542C30BAA5
1 changed files with 6 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
arm-asm.c
View file

@ -222,6 +222,9 @@ static void asm_binary_opcode(TCCState *s1, int token)
return; return;
} }
if (ops[0].reg == 13)
tcc_warning("Using 'sp' as operand with '%s' is deprecated by ARM", get_tok_str(token, NULL));
if (ops[1].type != OP_REG32) { if (ops[1].type != OP_REG32) {
expect("(source operand) register"); expect("(source operand) register");
return; return;
@ -232,6 +235,9 @@ static void asm_binary_opcode(TCCState *s1, int token)
return; return;
} }
if (ops[1].reg == 13)
tcc_warning("Using 'sp' as operand with '%s' is deprecated by ARM", get_tok_str(token, NULL));
if (tok == ',') { if (tok == ',') {
next(); // skip ',' next(); // skip ','
if (tok == TOK_ASM_ror) { if (tok == TOK_ASM_ror) {