PR26472, PR26473, PR26474 UBSAN: tc-mips.c shift left UB

[deliverable/binutils-gdb.git] / gas / ChangeLog

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+2020-08-31  Alan Modra  <amodra@gmail.com>
+
+       PR 26472
+       PR 26473
+       PR 26474
+       * config/tc-mips.c (operand_reg_mask): Shift 1u left.
+       (load_register): Shift 0xffffU left.
+
+2020-08-31  Alan Modra  <amodra@gmail.com>
+
+       PR 26471
+       * config/tc-metag.c (md_chars_to_number): Make retval unsigned.
+
+2020-08-31  Alan Modra  <amodra@gmail.com>
+
+       PR 26468
+       * config/tc-mep.c (md_convert_frag): Use uint32_t for addend and
+       other variables.
+
+2020-08-31  Alan Modra  <amodra@gmail.com>
+
+       PR 26493
+       * config/tc-riscv.c (riscv_ip): Cast X_add_number passed to
+       VALID_* macros to unsigned.
+
+2020-08-31  Alan Modra  <amodra@gmail.com>
+
+       * config/tc-crx.c: Formatting.
+       (CRX_PRINT): Wrap params in parentheses.  Remove parens from uses
+       throughout file.
+       (reset_vars, get_register, get_copregister, get_optype, get_opbits),
+       (get_opflags, get_number_of_operands, parse_operand, gettrap),
+       (handle_LoadStor, getconstant, check_range, getreg_image),
+       (parse_operands, parse_insn, print_operand, print_constant),
+       (exponent2scale, mask_reg, process_label_constant, set_operand),
+       (assemble_insn, print_insn): Delete unnecessary forward declaration.
+       (print_insn): Make static.
+       (print_constant): Make "constant" unsigned.
+       (assemble_insn): Tidy REVERSE_MATCH index calc.
+       * expr.c (generic_bignum_to_int32): Cast elements to valueT.
+
+2020-08-31  Alan Modra  <amodra@gmail.com>
+
+       PR 26509
+       * config/tc-z80.c (is_overflow): Use 1UL in mask shift expression.
+
+2020-08-30  Alan Modra  <amodra@gmail.com>
+
+       * config/tc-tic4x.c (tic4x_gen_to_words): Rewrite mantissa
+       overflow test without UB.  Avoid other UB shifts by making them
+       unsigned.
+
 2020-08-31  Cooper Qu  <cooper.qu@linux.alibaba.com>
 
        * config/tc-csky.c (csky_error_state): New member 'arg_int'.