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tcg: Unify helper_{be,le}_{ld,st}*

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With the current structure of cputlb.c, there is no difference
between the little-endian and big-endian entry points, aside
from the assert.  Unify the pairs of functions.

Hoist the qemu_{ld,st}_helpers arrays to tcg.c.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2022-11-01 12:51:04 +11:00
parent 5b36f2684c
commit 0cadc1eda1
14 changed files with 146 additions and 511 deletions
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31
tcg/s390x/tcg-target.c.inc
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@ -438,33 +438,6 @@ static const uint8_t tcg_cond_to_ltr_cond[] = {
[TCG_COND_GEU] = S390_CC_ALWAYS,
};
#ifdef CONFIG_SOFTMMU
static void * const qemu_ld_helpers[(MO_SSIZE | MO_BSWAP) + 1] = {
[MO_UB] = helper_ret_ldub_mmu,
[MO_SB] = helper_ret_ldsb_mmu,
[MO_LEUW] = helper_le_lduw_mmu,
[MO_LESW] = helper_le_ldsw_mmu,
[MO_LEUL] = helper_le_ldul_mmu,
[MO_LESL] = helper_le_ldsl_mmu,
[MO_LEUQ] = helper_le_ldq_mmu,
[MO_BEUW] = helper_be_lduw_mmu,
[MO_BESW] = helper_be_ldsw_mmu,
[MO_BEUL] = helper_be_ldul_mmu,
[MO_BESL] = helper_be_ldsl_mmu,
[MO_BEUQ] = helper_be_ldq_mmu,
};
static void * const qemu_st_helpers[(MO_SIZE | MO_BSWAP) + 1] = {
[MO_UB] = helper_ret_stb_mmu,
[MO_LEUW] = helper_le_stw_mmu,
[MO_LEUL] = helper_le_stl_mmu,
[MO_LEUQ] = helper_le_stq_mmu,
[MO_BEUW] = helper_be_stw_mmu,
[MO_BEUL] = helper_be_stl_mmu,
[MO_BEUQ] = helper_be_stq_mmu,
};
#endif
static const tcg_insn_unit *tb_ret_addr;
uint64_t s390_facilities[3];
@ -1721,7 +1694,7 @@ static bool tcg_out_qemu_ld_slow_path(TCGContext *s, TCGLabelQemuLdst *lb)
}
tcg_out_ld_helper_args(s, lb, &ldst_helper_param);
tcg_out_call_int(s, qemu_ld_helpers[opc & (MO_BSWAP | MO_SIZE)]);
tcg_out_call_int(s, qemu_ld_helpers[opc & MO_SIZE]);
tcg_out_ld_helper_ret(s, lb, false, &ldst_helper_param);
tgen_gotoi(s, S390_CC_ALWAYS, lb->raddr);
@ -1738,7 +1711,7 @@ static bool tcg_out_qemu_st_slow_path(TCGContext *s, TCGLabelQemuLdst *lb)
}
tcg_out_st_helper_args(s, lb, &ldst_helper_param);
tcg_out_call_int(s, qemu_st_helpers[opc & (MO_BSWAP | MO_SIZE)]);
tcg_out_call_int(s, qemu_st_helpers[opc & MO_SIZE]);
tgen_gotoi(s, S390_CC_ALWAYS, lb->raddr);
return true;