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-rw-r--r--include/exec/helper-head.h13
-rw-r--r--include/exec/helper-tcg.h21
-rw-r--r--tcg/tcg.h2
3 files changed, 29 insertions, 7 deletions
diff --git a/include/exec/helper-head.h b/include/exec/helper-head.h
index 276dd5a..ab4f8b6 100644
--- a/include/exec/helper-head.h
+++ b/include/exec/helper-head.h
@@ -108,6 +108,19 @@
#define dh_is_signed_env dh_is_signed_ptr
#define dh_is_signed(t) dh_is_signed_##t
+#define dh_callflag_i32 0
+#define dh_callflag_s32 0
+#define dh_callflag_int 0
+#define dh_callflag_i64 0
+#define dh_callflag_s64 0
+#define dh_callflag_f16 0
+#define dh_callflag_f32 0
+#define dh_callflag_f64 0
+#define dh_callflag_ptr 0
+#define dh_callflag_void 0
+#define dh_callflag_noreturn TCG_CALL_NO_RETURN
+#define dh_callflag(t) glue(dh_callflag_, dh_alias(t))
+
#define dh_sizemask(t, n) \
((dh_is_64bit(t) << (n*2)) | (dh_is_signed(t) << (n*2+1)))
diff --git a/include/exec/helper-tcg.h b/include/exec/helper-tcg.h
index b3bdb0c..268e0f8 100644
--- a/include/exec/helper-tcg.h
+++ b/include/exec/helper-tcg.h
@@ -11,36 +11,43 @@
#define str(s) #s
#define DEF_HELPER_FLAGS_0(NAME, FLAGS, ret) \
- { .func = HELPER(NAME), .name = str(NAME), .flags = FLAGS, \
+ { .func = HELPER(NAME), .name = str(NAME), \
+ .flags = FLAGS | dh_callflag(ret), \
.sizemask = dh_sizemask(ret, 0) },
#define DEF_HELPER_FLAGS_1(NAME, FLAGS, ret, t1) \
- { .func = HELPER(NAME), .name = str(NAME), .flags = FLAGS, \
+ { .func = HELPER(NAME), .name = str(NAME), \
+ .flags = FLAGS | dh_callflag(ret), \
.sizemask = dh_sizemask(ret, 0) | dh_sizemask(t1, 1) },
#define DEF_HELPER_FLAGS_2(NAME, FLAGS, ret, t1, t2) \
- { .func = HELPER(NAME), .name = str(NAME), .flags = FLAGS, \
+ { .func = HELPER(NAME), .name = str(NAME), \
+ .flags = FLAGS | dh_callflag(ret), \
.sizemask = dh_sizemask(ret, 0) | dh_sizemask(t1, 1) \
| dh_sizemask(t2, 2) },
#define DEF_HELPER_FLAGS_3(NAME, FLAGS, ret, t1, t2, t3) \
- { .func = HELPER(NAME), .name = str(NAME), .flags = FLAGS, \
+ { .func = HELPER(NAME), .name = str(NAME), \
+ .flags = FLAGS | dh_callflag(ret), \
.sizemask = dh_sizemask(ret, 0) | dh_sizemask(t1, 1) \
| dh_sizemask(t2, 2) | dh_sizemask(t3, 3) },
#define DEF_HELPER_FLAGS_4(NAME, FLAGS, ret, t1, t2, t3, t4) \
- { .func = HELPER(NAME), .name = str(NAME), .flags = FLAGS, \
+ { .func = HELPER(NAME), .name = str(NAME), \
+ .flags = FLAGS | dh_callflag(ret), \
.sizemask = dh_sizemask(ret, 0) | dh_sizemask(t1, 1) \
| dh_sizemask(t2, 2) | dh_sizemask(t3, 3) | dh_sizemask(t4, 4) },
#define DEF_HELPER_FLAGS_5(NAME, FLAGS, ret, t1, t2, t3, t4, t5) \
- { .func = HELPER(NAME), .name = str(NAME), .flags = FLAGS, \
+ { .func = HELPER(NAME), .name = str(NAME), \
+ .flags = FLAGS | dh_callflag(ret), \
.sizemask = dh_sizemask(ret, 0) | dh_sizemask(t1, 1) \
| dh_sizemask(t2, 2) | dh_sizemask(t3, 3) | dh_sizemask(t4, 4) \
| dh_sizemask(t5, 5) },
#define DEF_HELPER_FLAGS_6(NAME, FLAGS, ret, t1, t2, t3, t4, t5, t6) \
- { .func = HELPER(NAME), .name = str(NAME), .flags = FLAGS, \
+ { .func = HELPER(NAME), .name = str(NAME), \
+ .flags = FLAGS | dh_callflag(ret), \
.sizemask = dh_sizemask(ret, 0) | dh_sizemask(t1, 1) \
| dh_sizemask(t2, 2) | dh_sizemask(t3, 3) | dh_sizemask(t4, 4) \
| dh_sizemask(t5, 5) | dh_sizemask(t6, 6) },
diff --git a/tcg/tcg.h b/tcg/tcg.h
index d9b101e..492d8dc 100644
--- a/tcg/tcg.h
+++ b/tcg/tcg.h
@@ -467,6 +467,8 @@ typedef TCGv_ptr TCGv_env;
#define TCG_CALL_NO_WRITE_GLOBALS 0x0002
/* Helper can be safely suppressed if the return value is not used. */
#define TCG_CALL_NO_SIDE_EFFECTS 0x0004
+/* Helper is QEMU_NORETURN. */
+#define TCG_CALL_NO_RETURN 0x0008
/* convenience version of most used call flags */
#define TCG_CALL_NO_RWG TCG_CALL_NO_READ_GLOBALS