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* mips-tdep.c (mips32_relative_offset): Change return type to

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LONGEST, change argument type to ULONGEST.  Fix sign-extension.
This commit is contained in:
Mark Kettenis 2004-11-10 17:48:23 +00:00
parent 4a302917ab
commit 06987e6431
2 changed files with 8 additions and 10 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2004-11-10 Mark Kettenis <kettenis@gnu.org>
* mips-tdep.c (mips32_relative_offset): Change return type to
LONGEST, change argument type to ULONGEST. Fix sign-extension.
2004-11-10 Randolph Chung <tausq@debian.org>
* hppa-tdep.c (hppa32_register_name, hppa64_register_name): Make static.

13
gdb/mips-tdep.c
View file

@ -878,17 +878,10 @@ mips_fetch_instruction (CORE_ADDR addr)
#define rtype_shamt(x) ((x >> 6) & 0x1f)
#define rtype_funct(x) (x & 0x3f)
static CORE_ADDR
mips32_relative_offset (unsigned long inst)
static LONGEST
mips32_relative_offset (ULONGEST inst)
{
long x;
x = itype_immediate (inst);
if (x & 0x8000) /* sign bit set */
{
x |= 0xffff0000; /* sign extension */
}
x = x << 2;
return x;
return ((itype_immediate (inst) ^ 0x8000) - 0x8000) << 2;
}
/* Determine whate to set a single step breakpoint while considering