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tcg/loongarch64: Convert tcg_out_qemu_{ld,st}_slow_path

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Use tcg_out_ld_helper_args, tcg_out_ld_helper_ret,
and tcg_out_st_helper_args.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-04-24 03:54:06 +01:00
parent 74c1706732
commit 338b9e0950
1 changed files with 11 additions and 26 deletions
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37
tcg/loongarch64/tcg-target.c.inc
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@ -824,51 +824,36 @@ static bool tcg_out_goto(TCGContext *s, const tcg_insn_unit *target)
return reloc_br_sd10k16(s->code_ptr - 1, target); return reloc_br_sd10k16(s->code_ptr - 1, target);
} }
static const TCGLdstHelperParam ldst_helper_param = {
.ntmp = 1, .tmp = { TCG_REG_TMP0 }
};
static bool tcg_out_qemu_ld_slow_path(TCGContext *s, TCGLabelQemuLdst *l) static bool tcg_out_qemu_ld_slow_path(TCGContext *s, TCGLabelQemuLdst *l)
{ {
MemOpIdx oi = l->oi; MemOp opc = get_memop(l->oi);
MemOp opc = get_memop(oi);
MemOp size = opc & MO_SIZE;
/* resolve label address */ /* resolve label address */
if (!reloc_br_sk16(l->label_ptr[0], tcg_splitwx_to_rx(s->code_ptr))) { if (!reloc_br_sk16(l->label_ptr[0], tcg_splitwx_to_rx(s->code_ptr))) {
return false; return false;
} }
/* call load helper */ tcg_out_ld_helper_args(s, l, &ldst_helper_param);
tcg_out_mov(s, TCG_TYPE_PTR, TCG_REG_A0, TCG_AREG0); tcg_out_call_int(s, qemu_ld_helpers[opc & MO_SIZE], false);
tcg_out_mov(s, TCG_TYPE_PTR, TCG_REG_A1, l->addrlo_reg); tcg_out_ld_helper_ret(s, l, false, &ldst_helper_param);
tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_A2, oi);
tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_A3, (tcg_target_long)l->raddr);
tcg_out_call_int(s, qemu_ld_helpers[size], false);
tcg_out_movext(s, l->type, l->datalo_reg,
TCG_TYPE_REG, opc & MO_SSIZE, TCG_REG_A0);
return tcg_out_goto(s, l->raddr); return tcg_out_goto(s, l->raddr);
} }
static bool tcg_out_qemu_st_slow_path(TCGContext *s, TCGLabelQemuLdst *l) static bool tcg_out_qemu_st_slow_path(TCGContext *s, TCGLabelQemuLdst *l)
{ {
MemOpIdx oi = l->oi; MemOp opc = get_memop(l->oi);
MemOp opc = get_memop(oi);
MemOp size = opc & MO_SIZE;
/* resolve label address */ /* resolve label address */
if (!reloc_br_sk16(l->label_ptr[0], tcg_splitwx_to_rx(s->code_ptr))) { if (!reloc_br_sk16(l->label_ptr[0], tcg_splitwx_to_rx(s->code_ptr))) {
return false; return false;
} }
/* call store helper */ tcg_out_st_helper_args(s, l, &ldst_helper_param);
tcg_out_mov(s, TCG_TYPE_PTR, TCG_REG_A0, TCG_AREG0); tcg_out_call_int(s, qemu_st_helpers[opc & MO_SIZE], false);
tcg_out_mov(s, TCG_TYPE_PTR, TCG_REG_A1, l->addrlo_reg);
tcg_out_movext(s, size == MO_64 ? TCG_TYPE_I32 : TCG_TYPE_I32, TCG_REG_A2,
l->type, size, l->datalo_reg);
tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_A3, oi);
tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_A4, (tcg_target_long)l->raddr);
tcg_out_call_int(s, qemu_st_helpers[size], false);
return tcg_out_goto(s, l->raddr); return tcg_out_goto(s, l->raddr);
} }
#else #else