include/exec/helper-head.h: support f16 in helper calls

This allows us to explicitly pass float16 to helpers rather than
assuming uint32_t and dealing with the result. Of course they will be
passed in i32 sized registers by default.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180227143852.11175-2-alex.bennee@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

diff --git a/include/exec/helper-head.h b/include/exec/helper-head.h
index e1fd08f2ba301acc221fa46d7f5e51cc440990d6..15b6a68de356b2622c553ef2c636696a0f847205 100644 (file)
--- a/include/exec/helper-head.h
+++ b/include/exec/helper-head.h
@@ -26,6 +26,7 @@
 #define dh_alias_int i32
 #define dh_alias_i64 i64
 #define dh_alias_s64 i64
+#define dh_alias_f16 i32
 #define dh_alias_f32 i32
 #define dh_alias_f64 i64
 #define dh_alias_ptr ptr
@@ -38,6 +39,7 @@
 #define dh_ctype_int int
 #define dh_ctype_i64 uint64_t
 #define dh_ctype_s64 int64_t
+#define dh_ctype_f16 float16
 #define dh_ctype_f32 float32
 #define dh_ctype_f64 float64
 #define dh_ctype_ptr void *
@@ -94,6 +96,7 @@
 #define dh_is_signed_s32 1
 #define dh_is_signed_i64 0
 #define dh_is_signed_s64 1
+#define dh_is_signed_f16 0
 #define dh_is_signed_f32 0
 #define dh_is_signed_f64 0
 #define dh_is_signed_tl  0