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* config/tc-mips.c (mips16_ip): Accept floating point registers in

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the operand of the exit instruction.
This commit is contained in:
Ian Lance Taylor 1997-02-05 16:12:04 +00:00
parent b6f32a5bb9
commit c916764078
2 changed files with 42 additions and 3 deletions
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5
gas/ChangeLog
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@ -1,3 +1,8 @@
Wed Feb 5 11:11:06 1997 Ian Lance Taylor <ian@cygnus.com>
* config/tc-mips.c (mips16_ip): Accept floating point registers in
the operand of the exit instruction.
Tue Feb 4 14:12:39 1997 Ian Lance Taylor <ian@cygnus.com>
* symbols.c (resolve_symbol_value): If we leave an equated symbol

38
gas/config/tc-mips.c
View file

@ -7217,7 +7217,7 @@ mips16_ip (str, ip)
mask = 7 << 3;
while (*s != '\0')
{
int reg1, reg2;
int freg, reg1, reg2;
while (*s == ' ' || *s == ',')
++s;
@ -7227,6 +7227,13 @@ mips16_ip (str, ip)
break;
}
++s;
if (*s != 'f')
freg = 0;
else
{
freg = 1;
++s;
}
reg1 = 0;
while (isdigit (*s))
{
@ -7244,6 +7251,16 @@ mips16_ip (str, ip)
if (*s != '$')
break;
++s;
if (freg)
{
if (*s == 'f')
++s;
else
{
as_bad ("invalid register list");
break;
}
}
reg2 = 0;
while (isdigit (*s))
{
@ -7252,15 +7269,32 @@ mips16_ip (str, ip)
++s;
}
}
if (reg1 == 4 && reg2 >= 4 && reg2 <= 7 && c != 'L')
if (freg && reg1 == 0 && reg2 == 0 && c == 'L')
{
mask &= ~ (7 << 3);
mask |= 5 << 3;
}
else if (freg && reg1 == 0 && reg2 == 1 && c == 'L')
{
mask &= ~ (7 << 3);
mask |= 6 << 3;
}
else if (reg1 == 4 && reg2 >= 4 && reg2 <= 7 && c != 'L')
mask |= (reg2 - 3) << 3;
else if (reg1 == 16 && reg2 >= 16 && reg2 <= 17)
mask |= (reg2 - 15) << 1;
else if (reg1 == 31 && reg2 == 31)
mask |= 1;
else
{
as_bad ("invalid register list");
break;
}
}
/* The mask is filled in in the opcode table for the
benefit of the disassembler. We remove it before
applying the actual mask. */
ip->insn_opcode &= ~ ((7 << 3) << MIPS16OP_SH_IMM6);
ip->insn_opcode |= mask << MIPS16OP_SH_IMM6;
}
continue;