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target/ppc: Use helper_mtvscr for reset and gdb 

Not setting flush_to_zero from gdb_set_avr_reg was a bug.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Message-Id: <20190215100058.20015-11-mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Richard Henderson 2019-02-15 10:00:51 +00:00 committed by David Gibson
parent dedfaac74e
commit c5ba06a391
1 changed files with 2 additions and 3 deletions
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5
target/ppc/translate_init.inc.c
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@ -601,10 +601,9 @@ static void spr_write_excp_vector(DisasContext *ctx, int sprn, int gprn)
static inline void vscr_init(CPUPPCState *env, uint32_t val)
{
env->vscr = val;
/* Altivec always uses round-to-nearest */
set_float_rounding_mode(float_round_nearest_even, &env->vec_status);
set_flush_to_zero(vscr_nj, &env->vec_status);
helper_mtvscr(env, val);
}
#ifdef CONFIG_USER_ONLY
@ -9603,7 +9602,7 @@ static int gdb_set_avr_reg(CPUPPCState *env, uint8_t *mem_buf, int n)
}
if (n == 32) {
ppc_maybe_bswap_register(env, mem_buf, 4);
env->vscr = ldl_p(mem_buf);
helper_mtvscr(env, ldl_p(mem_buf));
return 4;
}
if (n == 33) {