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* mips-tdep.c (is_mips16_addr, mips32_next_pc, add_offset_16):

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Correct arithmetic for 64-bit CORE_ADDR.
This commit is contained in:
Daniel Jacobowitz 2006-03-15 16:55:05 +00:00
parent d05f682671
commit 5b65210297
2 changed files with 9 additions and 4 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2006-03-15 Daniel Jacobowitz <dan@codesourcery.com>
* mips-tdep.c (is_mips16_addr, mips32_next_pc, add_offset_16):
Correct arithmetic for 64-bit CORE_ADDR.
2006-03-15 Daniel Jacobowitz <dan@codesourcery.com>
* mips-linux-tdep.c: Include "floatformat.h".

8
gdb/mips-tdep.c
View File

@ -202,7 +202,7 @@ is_mips16_addr (CORE_ADDR addr)
static CORE_ADDR
unmake_mips16_addr (CORE_ADDR addr)
{
return ((addr) & ~1);
return ((addr) & ~(CORE_ADDR) 1);
}
/* Return the contents of register REGNUM as a signed integer. */
@ -989,14 +989,14 @@ mips32_next_pc (CORE_ADDR pc)
unsigned long reg;
reg = jtype_target (inst) << 2;
/* Upper four bits get never changed... */
pc = reg + ((pc + 4) & 0xf0000000);
pc = reg + ((pc + 4) & ~(CORE_ADDR) 0x0fffffff);
}
break;
/* FIXME case JALX : */
{
unsigned long reg;
reg = jtype_target (inst) << 2;
pc = reg + ((pc + 4) & 0xf0000000) + 1; /* yes, +1 */
pc = reg + ((pc + 4) & ~(CORE_ADDR) 0x0fffffff) + 1; /* yes, +1 */
/* Add 1 to indicate 16 bit mode - Invert ISA mode */
}
break; /* The new PC will be alternate mode */
@ -1202,7 +1202,7 @@ unpack_mips16 (CORE_ADDR pc,
static CORE_ADDR
add_offset_16 (CORE_ADDR pc, int offset)
{
return ((offset << 2) | ((pc + 2) & (0xf0000000)));
return ((offset << 2) | ((pc + 2) & (~(CORE_ADDR) 0x0fffffff)));
}
static CORE_ADDR