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target/openrisc: Introduce mo_endian() helper

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mo_endian() returns the target endianness.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20251010070702.51484-11-philmd@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé
2025-03-12 10:25:49 +01:00
parent 2f737e19a4
commit 73cd283e58
1 changed files with 11 additions and 4 deletions
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15
target/openrisc/translate.c
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@@ -59,6 +59,11 @@ typedef struct DisasContext {
TCGv zero;
} DisasContext;
static inline MemOp mo_endian(DisasContext *dc)
{
return MO_TE;
}
static inline bool is_user(DisasContext *dc)
{
#ifdef CONFIG_USER_ONLY
@@ -622,7 +627,8 @@ static bool trans_l_lwa(DisasContext *dc, arg_load *a)
check_r0_write(dc, a->d);
ea = tcg_temp_new();
tcg_gen_addi_tl(ea, cpu_R(dc, a->a), a->i);
tcg_gen_qemu_ld_tl(cpu_R(dc, a->d), ea, dc->mem_idx, MO_TE | MO_UL);
tcg_gen_qemu_ld_tl(cpu_R(dc, a->d), ea, dc->mem_idx,
mo_endian(dc) | MO_UL);
tcg_gen_mov_tl(cpu_lock_addr, ea);
tcg_gen_mov_tl(cpu_lock_value, cpu_R(dc, a->d));
return true;
@@ -632,7 +638,7 @@ static void do_load(DisasContext *dc, arg_load *a, MemOp mop)
{
TCGv ea;
mop |= MO_TE;
mop |= mo_endian(dc);
check_r0_write(dc, a->d);
ea = tcg_temp_new();
@@ -690,7 +696,8 @@ static bool trans_l_swa(DisasContext *dc, arg_store *a)
val = tcg_temp_new();
tcg_gen_atomic_cmpxchg_tl(val, cpu_lock_addr, cpu_lock_value,
cpu_R(dc, a->b), dc->mem_idx, MO_TE | MO_UL);
cpu_R(dc, a->b), dc->mem_idx,
mo_endian(dc) | MO_UL);
tcg_gen_setcond_tl(TCG_COND_EQ, cpu_sr_f, val, cpu_lock_value);
tcg_gen_br(lab_done);
@@ -707,7 +714,7 @@ static void do_store(DisasContext *dc, arg_store *a, MemOp mop)
{
TCGv t0 = tcg_temp_new();
mop |= MO_TE;
mop |= mo_endian(dc);
tcg_gen_addi_tl(t0, cpu_R(dc, a->a), a->i);
tcg_gen_qemu_st_tl(cpu_R(dc, a->b), t0, dc->mem_idx, mop);