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s390x: Common access to floating point registers

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Provide a routine to access the correct floating point register,
to simplify future expansion.

Suggested-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Eric Farman <farman@linux.vnet.ibm.com>
Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
This commit is contained in:
Eric Farman 2015-05-07 14:35:44 -04:00 • committed by Cornelia Huck
parent 0915aed584
commit c498d8e36e
7 changed files with 19 additions and 10 deletions
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4
target-s390x/gdbstub.c
View file

@ -111,7 +111,7 @@ static int cpu_read_fp_reg(CPUS390XState *env, uint8_t *mem_buf, int n)
case S390_FPC_REGNUM:
return gdb_get_reg32(mem_buf, env->fpc);
case S390_F0_REGNUM ... S390_F15_REGNUM:
return gdb_get_reg64(mem_buf, env->fregs[n - S390_F0_REGNUM].ll);
return gdb_get_reg64(mem_buf, get_freg(env, n - S390_F0_REGNUM)->ll);
default:
return 0;
}
@ -124,7 +124,7 @@ static int cpu_write_fp_reg(CPUS390XState *env, uint8_t *mem_buf, int n)
env->fpc = ldl_p(mem_buf);
return 4;
case S390_F0_REGNUM ... S390_F15_REGNUM:
env->fregs[n - S390_F0_REGNUM].ll = ldtul_p(mem_buf);
get_freg(env, n - S390_F0_REGNUM)->ll = ldtul_p(mem_buf);
return 8;
default:
return 0;