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authorJan Beulich <jbeulich@suse.com>2022-05-18 14:39:58 +0200
committerJan Beulich <jbeulich@suse.com>2022-05-18 14:39:58 +0200
commit4bb8b8e9381bce9734454470ebd1572534e7514e (patch)
tree7a7ace911604e39ef047d29dae1aec1b4705c678
parent2c3cc81e068464b5a3d5bf19a9cf3cf3dd6b7b55 (diff)
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x86: shrink op_riprel
It is only ever initialized from a boolean, so it as well as related variables' types can simply be bool and there's no masking to 32 bits needed in set_op().
-rw-r--r--opcodes/i386-dis.c30
1 files changed, 12 insertions, 18 deletions
diff --git a/opcodes/i386-dis.c b/opcodes/i386-dis.c
index 6ef091e..608bddc 100644
--- a/opcodes/i386-dis.c
+++ b/opcodes/i386-dis.c
@@ -59,7 +59,7 @@ static bfd_vma get64 (instr_info *);
static bfd_signed_vma get32 (instr_info *);
static bfd_signed_vma get32s (instr_info *);
static int get16 (instr_info *);
-static void set_op (instr_info *, bfd_vma, int);
+static void set_op (instr_info *, bfd_vma, bool);
static void OP_Skip_MODRM (instr_info *, int, int);
static void OP_REG (instr_info *, int, int);
static void OP_IMREG (instr_info *, int, int);
@@ -227,9 +227,9 @@ struct instr_info
unsigned char op_ad;
signed char op_index[MAX_OPERANDS];
+ bool op_riprel[MAX_OPERANDS];
char op_out[MAX_OPERANDS][100];
bfd_vma op_address[MAX_OPERANDS];
- bfd_vma op_riprel[MAX_OPERANDS];
bfd_vma start_pc;
/* On the 386's of 1988, the maximum length of an instruction is 15 bytes.
@@ -9771,8 +9771,6 @@ print_insn (bfd_vma pc, instr_info *ins)
order as the intel book; everything else is printed in reverse order. */
if (ins->intel_syntax || ins->two_source_ops)
{
- bfd_vma riprel;
-
for (i = 0; i < MAX_OPERANDS; ++i)
op_txt[i] = ins->op_out[i];
@@ -9785,6 +9783,8 @@ print_insn (bfd_vma pc, instr_info *ins)
for (i = 0; i < (MAX_OPERANDS >> 1); ++i)
{
+ bool riprel;
+
ins->op_ad = ins->op_index[i];
ins->op_index[i] = ins->op_index[MAX_OPERANDS - 1 - i];
ins->op_index[MAX_OPERANDS - 1 - i] = ins->op_ad;
@@ -11563,7 +11563,7 @@ OP_E_memory (instr_info *ins, int bytemode, int sizeflag)
oappend (ins, ins->scratchbuf);
if (riprel)
{
- set_op (ins, disp, 1);
+ set_op (ins, disp, true);
oappend (ins, !addr32flag ? "(%rip)" : "(%eip)");
}
}
@@ -11581,7 +11581,7 @@ OP_E_memory (instr_info *ins, int bytemode, int sizeflag)
*ins->obufp++ = ins->open_char;
if (ins->intel_syntax && riprel)
{
- set_op (ins, disp, 1);
+ set_op (ins, disp, true);
oappend (ins, !addr32flag ? "rip" : "eip");
}
*ins->obufp = '\0';
@@ -11943,20 +11943,14 @@ get16 (instr_info *ins)
}
static void
-set_op (instr_info *ins, bfd_vma op, int riprel)
+set_op (instr_info *ins, bfd_vma op, bool riprel)
{
ins->op_index[ins->op_ad] = ins->op_ad;
if (ins->address_mode == mode_64bit)
- {
- ins->op_address[ins->op_ad] = op;
- ins->op_riprel[ins->op_ad] = riprel;
- }
- else
- {
- /* Mask to get a 32-bit address. */
- ins->op_address[ins->op_ad] = op & 0xffffffff;
- ins->op_riprel[ins->op_ad] = riprel & 0xffffffff;
- }
+ ins->op_address[ins->op_ad] = op;
+ else /* Mask to get a 32-bit address. */
+ ins->op_address[ins->op_ad] = op & 0xffffffff;
+ ins->op_riprel[ins->op_ad] = riprel;
}
static void
@@ -12239,7 +12233,7 @@ OP_J (instr_info *ins, int bytemode, int sizeflag)
}
disp = ((ins->start_pc + (ins->codep - ins->start_codep) + disp) & mask)
| segment;
- set_op (ins, disp, 0);
+ set_op (ins, disp, false);
print_operand_value (ins, ins->scratchbuf, 1, disp);
oappend (ins, ins->scratchbuf);
}