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tcg: Move TCGHelperInfo and dependencies to tcg/helper-info.h

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This will be required outside of tcg-internal.h soon.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-03-29 18:09:28 -07:00
parent 8da7b59435
commit 0f4e14c25a
2 changed files with 60 additions and 46 deletions
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59
include/tcg/helper-info.h Normal file
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@ -0,0 +1,59 @@
/*
* TCG Helper Infomation Structure
*
* Copyright (c) 2023 Linaro Ltd
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef TCG_HELPER_INFO_H
#define TCG_HELPER_INFO_H
#ifdef CONFIG_TCG_INTERPRETER
#include <ffi.h>
#endif
/*
* Describe the calling convention of a given argument type.
*/
typedef enum {
TCG_CALL_RET_NORMAL, /* by registers */
TCG_CALL_RET_BY_REF, /* for i128, by reference */
TCG_CALL_RET_BY_VEC, /* for i128, by vector register */
} TCGCallReturnKind;
typedef enum {
TCG_CALL_ARG_NORMAL, /* by registers (continuing onto stack) */
TCG_CALL_ARG_EVEN, /* like normal, but skipping odd slots */
TCG_CALL_ARG_EXTEND, /* for i32, as a sign/zero-extended i64 */
TCG_CALL_ARG_EXTEND_U, /* ... as a zero-extended i64 */
TCG_CALL_ARG_EXTEND_S, /* ... as a sign-extended i64 */
TCG_CALL_ARG_BY_REF, /* for i128, by reference, first */
TCG_CALL_ARG_BY_REF_N, /* ... by reference, subsequent */
} TCGCallArgumentKind;
typedef struct TCGCallArgumentLoc {
TCGCallArgumentKind kind : 8;
unsigned arg_slot : 8;
unsigned ref_slot : 8;
unsigned arg_idx : 4;
unsigned tmp_subindex : 2;
} TCGCallArgumentLoc;
typedef struct TCGHelperInfo {
void *func;
const char *name;
#ifdef CONFIG_TCG_INTERPRETER
ffi_cif *cif;
#endif
unsigned typemask : 32;
unsigned flags : 8;
unsigned nr_in : 8;
unsigned nr_out : 8;
TCGCallReturnKind out_kind : 8;
/* Maximum physical arguments are constrained by TCG_TYPE_I128. */
TCGCallArgumentLoc in[MAX_CALL_IARGS * (128 / TCG_TARGET_REG_BITS)];
} TCGHelperInfo;
#endif /* TCG_HELPER_INFO_H */

47
tcg/tcg-internal.h
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@ -25,55 +25,10 @@
#ifndef TCG_INTERNAL_H
#define TCG_INTERNAL_H
#ifdef CONFIG_TCG_INTERPRETER
#include <ffi.h>
#endif
#include "tcg/helper-info.h"
#define TCG_HIGHWATER 1024
/*
* Describe the calling convention of a given argument type.
*/
typedef enum {
TCG_CALL_RET_NORMAL, /* by registers */
TCG_CALL_RET_BY_REF, /* for i128, by reference */
TCG_CALL_RET_BY_VEC, /* for i128, by vector register */
} TCGCallReturnKind;
typedef enum {
TCG_CALL_ARG_NORMAL, /* by registers (continuing onto stack) */
TCG_CALL_ARG_EVEN, /* like normal, but skipping odd slots */
TCG_CALL_ARG_EXTEND, /* for i32, as a sign/zero-extended i64 */
TCG_CALL_ARG_EXTEND_U, /* ... as a zero-extended i64 */
TCG_CALL_ARG_EXTEND_S, /* ... as a sign-extended i64 */
TCG_CALL_ARG_BY_REF, /* for i128, by reference, first */
TCG_CALL_ARG_BY_REF_N, /* ... by reference, subsequent */
} TCGCallArgumentKind;
typedef struct TCGCallArgumentLoc {
TCGCallArgumentKind kind : 8;
unsigned arg_slot : 8;
unsigned ref_slot : 8;
unsigned arg_idx : 4;
unsigned tmp_subindex : 2;
} TCGCallArgumentLoc;
typedef struct TCGHelperInfo {
void *func;
const char *name;
#ifdef CONFIG_TCG_INTERPRETER
ffi_cif *cif;
#endif
unsigned typemask : 32;
unsigned flags : 8;
unsigned nr_in : 8;
unsigned nr_out : 8;
TCGCallReturnKind out_kind : 8;
/* Maximum physical arguments are constrained by TCG_TYPE_I128. */
TCGCallArgumentLoc in[MAX_CALL_IARGS * (128 / TCG_TARGET_REG_BITS)];
} TCGHelperInfo;
extern TCGContext tcg_init_ctx;
extern TCGContext **tcg_ctxs;
extern unsigned int tcg_cur_ctxs;