diff mbox series

[RFC,03/30] include/exec/helper-head.h: support f16 in helper calls

Message ID 20171013162438.32458-4-alex.bennee@linaro.org
State Superseded
Headers show
Series v8.2 half-precision support (work-in-progress) | expand

Commit Message

Alex Bennée Oct. 13, 2017, 4:24 p.m. UTC 
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>

---
 include/exec/helper-head.h | 3 +++
 1 file changed, 3 insertions(+)

-- 
2.14.1

Comments

Richard Henderson Oct. 13, 2017, 8:44 p.m. UTC | #1 
On 10/13/2017 09:24 AM, Alex Bennée wrote:
> 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>

> ---

>  include/exec/helper-head.h | 3 +++

>  1 file changed, 3 insertions(+)


Reviewed-by: Richard Henderson <richard.henderson@linaro.org>



r~
diff mbox series

Patch

diff --git a/include/exec/helper-head.h b/include/exec/helper-head.h
index 1cfc43b9ff..fdb82151d3 100644
--- a/include/exec/helper-head.h
+++ b/include/exec/helper-head.h
@@ -30,6 +30,7 @@ 
 #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
@@ -42,6 +43,7 @@ 
 #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 *
@@ -98,6 +100,7 @@ 
 #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