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target-ppc: rename and export maybe_bswap_register() 

This helper will be used to support FP, Altivec and VSX registers when
the guest is little-endian.

Signed-off-by: Greg Kurz <gkurz@linux.vnet.ibm.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Greg Kurz 2016-01-15 16:00:18 +01:00 committed by David Gibson
parent 3a4b791b4c
commit 376dbce0e3
2 changed files with 6 additions and 5 deletions
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1
target-ppc/cpu.h
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@ -2355,4 +2355,5 @@ int ppc_get_vcpu_dt_id(PowerPCCPU *cpu);
*/
PowerPCCPU *ppc_get_vcpu_by_dt_id(int cpu_dt_id);
void ppc_maybe_bswap_register(CPUPPCState *env, uint8_t *mem_buf, int len);
#endif /* !defined (__CPU_PPC_H__) */

10
target-ppc/gdbstub.c
View File

@ -88,7 +88,7 @@ static int ppc_gdb_register_len(int n)
the proper ordering for the binary, and cannot be changed.
For system mode, TARGET_WORDS_BIGENDIAN is always set, and we must check
the current mode of the chip to see if we're running in little-endian. */
static void maybe_bswap_register(CPUPPCState *env, uint8_t *mem_buf, int len)
void ppc_maybe_bswap_register(CPUPPCState *env, uint8_t *mem_buf, int len)
{
#ifndef CONFIG_USER_ONLY
if (!msr_le) {
@ -158,7 +158,7 @@ int ppc_cpu_gdb_read_register(CPUState *cs, uint8_t *mem_buf, int n)
break;
}
}
maybe_bswap_register(env, mem_buf, r);
ppc_maybe_bswap_register(env, mem_buf, r);
return r;
}
@ -214,7 +214,7 @@ int ppc_cpu_gdb_read_register_apple(CPUState *cs, uint8_t *mem_buf, int n)
break;
}
}
maybe_bswap_register(env, mem_buf, r);
ppc_maybe_bswap_register(env, mem_buf, r);
return r;
}
@ -227,7 +227,7 @@ int ppc_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
if (!r) {
return r;
}
maybe_bswap_register(env, mem_buf, r);
ppc_maybe_bswap_register(env, mem_buf, r);
if (n < 32) {
/* gprs */
env->gpr[n] = ldtul_p(mem_buf);
@ -277,7 +277,7 @@ int ppc_cpu_gdb_write_register_apple(CPUState *cs, uint8_t *mem_buf, int n)
if (!r) {
return r;
}
maybe_bswap_register(env, mem_buf, r);
ppc_maybe_bswap_register(env, mem_buf, r);
if (n < 32) {
/* gprs */
env->gpr[n] = ldq_p(mem_buf);