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tcg: Add TCG_CALL_{RET,ARG}_BY_REF

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These will be used by some hosts, both 32 and 64-bit, to pass and
return i128.  Not yet used, because allocation is not yet enabled.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson
2022-10-31 09:22:59 +11:00
parent 6a6d772e30
commit 313bdea84d
2 changed files with 135 additions and 3 deletions
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3
tcg/tcg-internal.h
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@@ -36,6 +36,7 @@
*/
typedef enum {
TCG_CALL_RET_NORMAL, /* by registers */
TCG_CALL_RET_BY_REF, /* for i128, by reference */
} TCGCallReturnKind;
typedef enum {
@@ -44,6 +45,8 @@ typedef enum {
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 {