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Fix "FAIL: VLE relocations 3"

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Correct sign extension.

	* ppc-opc.c (extract_li20): Rewrite.
This commit is contained in:
Alan Modra 2017-12-03 21:51:45 +10:30
parent c0e15c9bfd
commit f143cb5fc6
2 changed files with 7 additions and 7 deletions
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4
opcodes/ChangeLog
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@ -1,3 +1,7 @@
2017-12-03 Alan Modra <amodra@gmail.com>
* ppc-opc.c (extract_li20): Rewrite.
2017-12-01 Peter Bergner <bergner@vnet.ibm.com>
* opcodes/ppc-dis.c (disassemble_init_powerpc): Fix white space.

10
opcodes/ppc-opc.c
View File

@ -571,13 +571,9 @@ extract_li20 (uint64_t insn,
ppc_cpu_t dialect ATTRIBUTE_UNUSED,
int *invalid ATTRIBUTE_UNUSED)
{
int64_t ext = ((insn & 0x4000) == 0x4000) ? 0xfff00000 : 0x00000000;
return (ext
| (((insn >> 11) & 0xf) << 16)
| (((insn >> 17) & 0xf) << 12)
| (((insn >> 16) & 0x1) << 11)
| (insn & 0x7ff));
return ((((insn << 5) & 0xf0000)
| ((insn >> 5) & 0xf800)
| (insn & 0x7ff)) ^ 0x80000) - 0x80000;
}
/* The 2-bit L field in a SYNC or WC field in a WAIT instruction.