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* ppc-opc.c (extract_sprg): Correct operand range check.

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Alan Modra 2008-11-27 10:47:23 +00:00
parent c332165e45
commit e1c93c699b
2 changed files with 8 additions and 4 deletions
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4
opcodes/ChangeLog
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@ -1,3 +1,7 @@
2008-11-27 Alan Modra <amodra@bigpond.net.au>
* ppc-opc.c (extract_sprg): Correct operand range check.
2008-11-26 Andreas Schwab <schwab@suse.de>
* m68k-dis.c (NEXTBYTE, NEXTWORD, NEXTLONG, NEXTULONG, NEXTSINGLE)

8
opcodes/ppc-opc.c
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@ -1281,10 +1281,10 @@ extract_sprg (unsigned long insn,
/* mfsprg can use 260..263 and 272..279. mtsprg only uses spr 272..279
If not BOOKE or 405, then both use only 272..275. */
if (val <= 3
|| (val < 0x10 && (insn & 0x100) != 0)
|| (val - 0x10 > 3
&& (dialect & (PPC_OPCODE_BOOKE | PPC_OPCODE_403)) == 0))
if ((val - 0x10 > 3 && (dialect & (PPC_OPCODE_BOOKE | PPC_OPCODE_405)) == 0)
|| (val - 0x10 > 7 && (insn & 0x100) != 0)
|| val <= 3
|| (val & 8) != 0)
*invalid = 1;
return val & 7;
}