Commit 95f5b540 authored by Greg Kurz's avatar Greg Kurz Committed by David Gibson
Browse files

target-ppc: gdbstub: fix spe registers for little-endian guests 



Let's reuse the ppc_maybe_bswap_register() helper, like we already do
with the general registers.

Signed-off-by: default avatarGreg Kurz <gkurz@linux.vnet.ibm.com>
Signed-off-by: default avatarDavid Gibson <david@gibson.dropbear.id.au>
parent ea499e71

target-ppc/translate_init.c

+10 −1
Original line number Diff line number Diff line
@@ -8848,6 +8848,7 @@ static int gdb_get_spe_reg(CPUPPCState *env, uint8_t *mem_buf, int n) 
    if (n < 32) {

#if defined(TARGET_PPC64)

        stl_p(mem_buf, env->gpr[n] >> 32);

        ppc_maybe_bswap_register(env, mem_buf, 4);

#else

        stl_p(mem_buf, env->gprh[n]);

#endif
@@ -8855,10 +8856,12 @@ static int gdb_get_spe_reg(CPUPPCState *env, uint8_t *mem_buf, int n) 
    }

    if (n == 32) {

        stq_p(mem_buf, env->spe_acc);

        ppc_maybe_bswap_register(env, mem_buf, 8);

        return 8;

    }

    if (n == 33) {

        stl_p(mem_buf, env->spe_fscr);

        ppc_maybe_bswap_register(env, mem_buf, 4);

        return 4;

    }

    return 0;
@@ -8869,7 +8872,11 @@ static int gdb_set_spe_reg(CPUPPCState *env, uint8_t *mem_buf, int n) 
    if (n < 32) {

#if defined(TARGET_PPC64)

        target_ulong lo = (uint32_t)env->gpr[n];

        target_ulong hi = (target_ulong)ldl_p(mem_buf) << 32;

        target_ulong hi;



        ppc_maybe_bswap_register(env, mem_buf, 4);



        hi = (target_ulong)ldl_p(mem_buf) << 32;

        env->gpr[n] = lo | hi;

#else

        env->gprh[n] = ldl_p(mem_buf);
@@ -8877,10 +8884,12 @@ static int gdb_set_spe_reg(CPUPPCState *env, uint8_t *mem_buf, int n) 
        return 4;

    }

    if (n == 32) {

        ppc_maybe_bswap_register(env, mem_buf, 8);

        env->spe_acc = ldq_p(mem_buf);

        return 8;

    }

    if (n == 33) {

        ppc_maybe_bswap_register(env, mem_buf, 4);

        env->spe_fscr = ldl_p(mem_buf);

        return 4;

    }