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2009-09-10 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>

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* s390-dis.c (s390_extract_operand): Remove the shift for pcrel operands.
	(print_insn_s390): Signextend and shift pcrel operands before printing.
This commit is contained in:
Andreas Krebbel 2009-09-10 08:47:20 +00:00
parent 2c9e3c696d
commit 7330f9c3a4
2 changed files with 11 additions and 5 deletions
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5
opcodes/ChangeLog
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@ -1,3 +1,8 @@
2009-09-10 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* s390-dis.c (s390_extract_operand): Remove the shift for pcrel operands.
(print_insn_s390): Signextend and shift pcrel operands before printing.
2009-09-09 H.J. Lu <hongjiu.lu@intel.com>
* i386-dis.c (vex_len_table): Change VEX_LEN_AE_R_X_M0 to

11
opcodes/s390-dis.c
View File

@ -81,6 +81,10 @@ init_disasm (struct disassemble_info *info)
}
/* Extracts an operand value from an instruction. */
/* We do not perform the shift operation for larl-type address
operands here since that would lead to an overflow of the 32 bit
integer value. Instead the shift operation is done when printing
the operand in print_insn_s390. */
static inline unsigned int
s390_extract_operand (unsigned char *insn, const struct s390_operand *operand)
@ -111,10 +115,6 @@ s390_extract_operand (unsigned char *insn, const struct s390_operand *operand)
&& (val & (1U << (operand->bits - 1))))
val |= (-1U << (operand->bits - 1)) << 1;
/* Double value if the operand is pc relative. */
if (operand->flags & S390_OPERAND_PCREL)
val <<= 1;
/* Length x in an instructions has real length x + 1. */
if (operand->flags & S390_OPERAND_LENGTH)
val++;
@ -222,7 +222,8 @@ print_insn_s390 (bfd_vma memaddr, struct disassemble_info *info)
else if (operand->flags & S390_OPERAND_CR)
(*info->fprintf_func) (info->stream, "%%c%i", value);
else if (operand->flags & S390_OPERAND_PCREL)
(*info->print_address_func) (memaddr + (int) value, info);
(*info->print_address_func) (memaddr +
(((long long)(int)value) << 1), info);
else if (operand->flags & S390_OPERAND_SIGNED)
(*info->fprintf_func) (info->stream, "%i", (int) value);
else