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tcg/loongarch64: Implement goto_ptr

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Signed-off-by: WANG Xuerui <git@xen0n.name>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20211221054105.178795-11-git@xen0n.name>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
WANG Xuerui 2021-12-21 13:40:44 +08:00 • committed by Richard Henderson
parent dacc51720d
commit e3b15766b9
2 changed files with 32 additions and 0 deletions
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17
tcg/loongarch64/tcg-target-con-set.h Normal file
View file

@ -0,0 +1,17 @@
/* SPDX-License-Identifier: MIT */
/*
* Define LoongArch target-specific constraint sets.
*
* Copyright (c) 2021 WANG Xuerui <git@xen0n.name>
*
* Based on tcg/riscv/tcg-target-con-set.h
*
* Copyright (c) 2021 Linaro
*/
/*
* C_On_Im(...) defines a constraint set with <n> outputs and <m> inputs.
* Each operand should be a sequence of constraint letters as defined by
* tcg-target-con-str.h; the constraint combination is inclusive or.
*/
C_O0_I1(r)

15
tcg/loongarch64/tcg-target.c.inc
View file

@ -397,9 +397,24 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
tcg_out_mb(s, a0); tcg_out_mb(s, a0);
break; break;
case INDEX_op_goto_ptr:
tcg_out_opc_jirl(s, TCG_REG_ZERO, a0, 0);
break;
case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */
case INDEX_op_mov_i64: case INDEX_op_mov_i64:
default: default:
g_assert_not_reached(); g_assert_not_reached();
} }
} }
static TCGConstraintSetIndex tcg_target_op_def(TCGOpcode op)
{
switch (op) {
case INDEX_op_goto_ptr:
return C_O0_I1(r);
default:
g_assert_not_reached();
}
}