[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[PATCH v5 28/43] tcg: Introduce TCGCallReturnKind and TCGCallArgumentKin
From: |
Richard Henderson |
Subject: |
[PATCH v5 28/43] tcg: Introduce TCGCallReturnKind and TCGCallArgumentKind |
Date: |
Sat, 24 Dec 2022 15:57:05 -0800 |
Prepare to replace a bunch of separate ifdefs with a
consistent way to describe the ABI of a function call.
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
tcg/tcg-internal.h | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/tcg/tcg-internal.h b/tcg/tcg-internal.h
index 2c06b5116a..f574743ff8 100644
--- a/tcg/tcg-internal.h
+++ b/tcg/tcg-internal.h
@@ -27,6 +27,21 @@
#define TCG_HIGHWATER 1024
+/*
+ * Describe the calling convention of a given argument type.
+ */
+typedef enum {
+ TCG_CALL_RET_NORMAL, /* by registers */
+} 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 */
+} TCGCallArgumentKind;
+
typedef struct TCGHelperInfo {
void *func;
const char *name;
--
2.34.1
- [PATCH v5 13/43] tcg: Remove TCG_TARGET_STACK_GROWSUP, (continued)
- [PATCH v5 13/43] tcg: Remove TCG_TARGET_STACK_GROWSUP, Richard Henderson, 2022/12/24
- [PATCH v5 14/43] tci: MAX_OPC_PARAM_IARGS is no longer used, Richard Henderson, 2022/12/24
- [PATCH v5 10/43] hw/ppc: Use QEMU_IOTHREAD_LOCK_GUARD in ppc_set_irq, Richard Henderson, 2022/12/24
- [PATCH v5 15/43] tcg: Fix tcg_reg_alloc_dup*, Richard Henderson, 2022/12/24
- [PATCH v5 17/43] tcg: Remove check_regs, Richard Henderson, 2022/12/24
- [PATCH v5 18/43] tcg: Massage process_op_defs(), Richard Henderson, 2022/12/24
- [PATCH v5 20/43] accel/tcg: Set cflags_next_tb in cpu_common_initfn, Richard Henderson, 2022/12/24
- [PATCH v5 21/43] target/sparc: Avoid TCGV_{LOW,HIGH}, Richard Henderson, 2022/12/24
- [PATCH v5 16/43] tcg: Centralize updates to reg_to_temp, Richard Henderson, 2022/12/24
- [PATCH v5 23/43] tcg: Add temp_subindex to TCGTemp, Richard Henderson, 2022/12/24
- [PATCH v5 28/43] tcg: Introduce TCGCallReturnKind and TCGCallArgumentKind,
Richard Henderson <=
- [PATCH v5 30/43] tcg: Replace TCG_TARGET_EXTEND_ARGS with TCG_TARGET_CALL_ARG_I32, Richard Henderson, 2022/12/24
- [PATCH v5 22/43] tcg: Move TCG_{LOW,HIGH} to tcg-internal.h, Richard Henderson, 2022/12/24
- [PATCH v5 24/43] tcg: Simplify calls to temp_sync vs mem_coherent, Richard Henderson, 2022/12/24
- [PATCH v5 37/43] tcg: Use output_pref wrapper function, Richard Henderson, 2022/12/24
- [PATCH v5 26/43] tcg: Move TCG_TYPE_COUNT outside enum, Richard Henderson, 2022/12/24
- [PATCH v5 35/43] tcg: Pass number of arguments to tcg_emit_op() / tcg_op_insert_*(), Richard Henderson, 2022/12/24
- [PATCH v5 25/43] tcg: Allocate TCGTemp pairs in host memory order, Richard Henderson, 2022/12/24
- [PATCH v5 34/43] accel/tcg/plugin: Use copy_op in append_{udata, mem}_cb, Richard Henderson, 2022/12/24
- [PATCH v5 33/43] accel/tcg/plugin: Avoid duplicate copy in copy_call, Richard Henderson, 2022/12/24