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arm-asm: Raise error if user tries to use PC for offset register of single data transfer

Danny Milosavljevic committed 5 years ago

Commit 757eccd1 parent 00783951 file · +4 −0Browse files

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arm-asm.c+4−0
@@ -1016,6 +1016,10 @@ static void asm_single_data_transfer_opcode(TCCState *s1, int token) · 1015 unmodified lines
1016 }1016 }
1017 parse_operand(s1, &ops[2]);1017 parse_operand(s1, &ops[2]);
1018 if (ops[2].type == OP_REG32) {1018 if (ops[2].type == OP_REG32) {
1019 if (ops[2].reg == 15) {
1020 tcc_error("Using 'pc' for register offset in '%s' is not implemented by ARM", get_tok_str(token, NULL));
1021 return;
1022 }
1019 if (tok == ',') {1023 if (tok == ',') {
1020 next();1024 next();
1021 opcode |= asm_parse_optional_shift(s1, &nb_shift, &shift);1025 opcode |= asm_parse_optional_shift(s1, &nb_shift, &shift);

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