haraldwolff/qemu-patch-raspberry4
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target/ppc: Use MO_128 for 16 byte atomics

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Cc: qemu-ppc@nongnu.org
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2021-07-26 13:38:54 -10:00
parent 26b14640d9
commit 68e33d869d
1 changed files with 7 additions and 5 deletions
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12
target/ppc/translate.c
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@ -3462,10 +3462,12 @@ static void gen_std(DisasContext *ctx)
if (HAVE_ATOMIC128) {
TCGv_i32 oi = tcg_temp_new_i32();
if (ctx->le_mode) {
tcg_gen_movi_i32(oi, make_memop_idx(MO_LEQ, ctx->mem_idx));
tcg_gen_movi_i32(oi, make_memop_idx(MO_LE | MO_128,
ctx->mem_idx));
gen_helper_stq_le_parallel(cpu_env, EA, lo, hi, oi);
} else {
tcg_gen_movi_i32(oi, make_memop_idx(MO_BEQ, ctx->mem_idx));
tcg_gen_movi_i32(oi, make_memop_idx(MO_BE | MO_128,
ctx->mem_idx));
gen_helper_stq_be_parallel(cpu_env, EA, lo, hi, oi);
}
tcg_temp_free_i32(oi);
@ -4067,11 +4069,11 @@ static void gen_lqarx(DisasContext *ctx)
if (HAVE_ATOMIC128) {
TCGv_i32 oi = tcg_temp_new_i32();
if (ctx->le_mode) {
tcg_gen_movi_i32(oi, make_memop_idx(MO_LEQ | MO_ALIGN_16,
tcg_gen_movi_i32(oi, make_memop_idx(MO_LE | MO_128 | MO_ALIGN,
ctx->mem_idx));
gen_helper_lq_le_parallel(lo, cpu_env, EA, oi);
} else {
tcg_gen_movi_i32(oi, make_memop_idx(MO_BEQ | MO_ALIGN_16,
tcg_gen_movi_i32(oi, make_memop_idx(MO_BE | MO_128 | MO_ALIGN,
ctx->mem_idx));
gen_helper_lq_be_parallel(lo, cpu_env, EA, oi);
}
@ -4122,7 +4124,7 @@ static void gen_stqcx_(DisasContext *ctx)
if (tb_cflags(ctx->base.tb) & CF_PARALLEL) {
if (HAVE_CMPXCHG128) {
TCGv_i32 oi = tcg_const_i32(DEF_MEMOP(MO_Q) | MO_ALIGN_16);
TCGv_i32 oi = tcg_const_i32(DEF_MEMOP(MO_128) | MO_ALIGN);
if (ctx->le_mode) {
gen_helper_stqcx_le_parallel(cpu_crf[0], cpu_env,
EA, lo, hi, oi);