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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>

authored by

Alex Bennée and committed by
Peter Maydell 35737497 0b724768

+3
+3
include/exec/helper-head.h
··· 26 26 #define dh_alias_int i32 27 27 #define dh_alias_i64 i64 28 28 #define dh_alias_s64 i64 29 + #define dh_alias_f16 i32 29 30 #define dh_alias_f32 i32 30 31 #define dh_alias_f64 i64 31 32 #define dh_alias_ptr ptr ··· 38 39 #define dh_ctype_int int 39 40 #define dh_ctype_i64 uint64_t 40 41 #define dh_ctype_s64 int64_t 42 + #define dh_ctype_f16 float16 41 43 #define dh_ctype_f32 float32 42 44 #define dh_ctype_f64 float64 43 45 #define dh_ctype_ptr void * ··· 94 96 #define dh_is_signed_s32 1 95 97 #define dh_is_signed_i64 0 96 98 #define dh_is_signed_s64 1 99 + #define dh_is_signed_f16 0 97 100 #define dh_is_signed_f32 0 98 101 #define dh_is_signed_f64 0 99 102 #define dh_is_signed_tl 0