diff options
Diffstat (limited to 'target-sparc')
| -rw-r--r-- | target-sparc/cpu.c | 3 | ||||
| -rw-r--r-- | target-sparc/cpu.h | 5 |
2 files changed, 6 insertions, 2 deletions
diff --git a/target-sparc/cpu.c b/target-sparc/cpu.c index e4089f2074..800a25aa57 100644 --- a/target-sparc/cpu.c +++ b/target-sparc/cpu.c @@ -117,8 +117,7 @@ static int cpu_sparc_register(SPARCCPU *cpu, const char *cpu_model) return -1; } - env->def = g_new0(sparc_def_t, 1); - memcpy(env->def, def, sizeof(*def)); + env->def = g_memdup(def, sizeof(*def)); featurestr = strtok(NULL, ","); sparc_cpu_parse_features(CPU(cpu), featurestr, &err); diff --git a/target-sparc/cpu.h b/target-sparc/cpu.h index a3d64a4e52..646a103513 100644 --- a/target-sparc/cpu.h +++ b/target-sparc/cpu.h @@ -102,6 +102,11 @@ #define CC_DST (env->cc_dst) #define CC_OP (env->cc_op) +/* Even though lazy evaluation of CPU condition codes tends to be less + * important on RISC systems where condition codes are only updated + * when explicitly requested, SPARC uses it to update 32-bit and 64-bit + * condition codes. + */ enum { CC_OP_DYNAMIC, /* must use dynamic code to get cc_op */ CC_OP_FLAGS, /* all cc are back in status register */ |