Module Name: src
Committed By: skrll
Date: Sat Nov 3 15:06:55 UTC 2012
Modified Files:
src/external/gpl3/gdb/dist/gdb: mipsnbsd-tdep.c
Log Message:
Supply MIPS_ZERO_REGNUM and MIPS_UNUSED_REGNUM (as zero). Idea stolen from
mips-linux-tdep.c
To generate a diff of this commit:
cvs rdiff -u -r1.1.1.1 -r1.2 src/external/gpl3/gdb/dist/gdb/mipsnbsd-tdep.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/external/gpl3/gdb/dist/gdb/mipsnbsd-tdep.c
diff -u src/external/gpl3/gdb/dist/gdb/mipsnbsd-tdep.c:1.1.1.1 src/external/gpl3/gdb/dist/gdb/mipsnbsd-tdep.c:1.2
--- src/external/gpl3/gdb/dist/gdb/mipsnbsd-tdep.c:1.1.1.1 Sat Sep 24 20:11:33 2011
+++ src/external/gpl3/gdb/dist/gdb/mipsnbsd-tdep.c Sat Nov 3 15:06:55 2012
@@ -83,15 +83,23 @@ mipsnbsd_supply_gregset (const struct re
const void *gregs, size_t len)
{
size_t regsize = mips_isa_regsize (get_regcache_arch (regcache));
+ char zerobuf[MAX_REGISTER_SIZE];
const char *regs = gregs;
int i;
+ memset (zerobuf, 0, MAX_REGISTER_SIZE);
+
gdb_assert (len >= MIPSNBSD_NUM_GREGS * regsize);
for (i = 0; i <= MIPS_PC_REGNUM; i++)
{
if (regnum == i || regnum == -1)
- regcache_raw_supply (regcache, i, regs + i * regsize);
+ {
+ if (i == MIPS_ZERO_REGNUM || i == MIPS_UNUSED_REGNUM)
+ regcache_raw_supply (regcache, i, zerobuf);
+ else
+ regcache_raw_supply (regcache, i, regs + i * regsize);
+ }
}
if (len >= (MIPSNBSD_NUM_GREGS + MIPSNBSD_NUM_FPREGS) * regsize)
@@ -144,13 +152,18 @@ void
mipsnbsd_supply_reg (struct regcache *regcache, const char *regs, int regno)
{
struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ char zerobuf[MAX_REGISTER_SIZE];
int i;
+ memset (zerobuf, 0, MAX_REGISTER_SIZE);
+
for (i = 0; i <= gdbarch_pc_regnum (gdbarch); i++)
{
if (regno == i || regno == -1)
{
- if (gdbarch_cannot_fetch_register (gdbarch, i))
+ if (i == MIPS_ZERO_REGNUM || i == MIPS_UNUSED_REGNUM)
+ regcache_raw_supply (regcache, i, zerobuf);
+ else if (gdbarch_cannot_fetch_register (gdbarch, i))
regcache_raw_supply (regcache, i, NULL);
else
regcache_raw_supply (regcache, i,
