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From: "Alex Bennée" <alex.bennee@linaro.org>
To: richard.henderson@linaro.org, peter.maydell@linaro.org,
	laurent@vivier.eu, bharata@linux.vnet.ibm.com,
	andrew@andrewdutcher.com
Cc: qemu-devel@nongnu.org, "Alex Bennée" <alex.bennee@linaro.org>,
	"Aurelien Jarno" <aurelien@aurel32.net>
Subject: [Qemu-devel] [PATCH v3 07/22] include/fpu/softfloat: implement float16_set_sign helper
Date: Wed, 24 Jan 2018 13:13:00 +0000	[thread overview]
Message-ID: <20180124131315.30567-8-alex.bennee@linaro.org> (raw)
In-Reply-To: <20180124131315.30567-1-alex.bennee@linaro.org>

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
---
 include/fpu/softfloat.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/fpu/softfloat.h b/include/fpu/softfloat.h
index f75aa59100..59c06ef192 100644
--- a/include/fpu/softfloat.h
+++ b/include/fpu/softfloat.h
@@ -281,6 +281,11 @@ static inline float16 float16_chs(float16 a)
     return make_float16(float16_val(a) ^ 0x8000);
 }
 
+static inline float16 float16_set_sign(float16 a, int sign)
+{
+    return make_float16((float16_val(a) & 0x7fff) | (sign << 15));
+}
+
 /*----------------------------------------------------------------------------
 | The pattern for a default generated half-precision NaN.
 *----------------------------------------------------------------------------*/
-- 
2.15.1

  parent reply	other threads:[~2018-01-24 13:13 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-01-24 13:12 [Qemu-devel] [PATCH v3 00/22] re-factor softfloat and add fp16 functions Alex Bennée
2018-01-24 13:12 ` [Qemu-devel] [PATCH v3 01/22] fpu/softfloat: implement float16_squash_input_denormal Alex Bennée
2018-01-24 13:12 ` [Qemu-devel] [PATCH v3 02/22] include/fpu/softfloat: remove USE_SOFTFLOAT_STRUCT_TYPES Alex Bennée
2018-01-24 16:30   ` Richard Henderson
2018-01-24 13:12 ` [Qemu-devel] [PATCH v3 03/22] fpu/softfloat-types: new header to prevent excessive re-builds Alex Bennée
2018-01-24 16:31   ` Richard Henderson
2018-01-24 13:12 ` [Qemu-devel] [PATCH v3 04/22] target/*/cpu.h: remove softfloat.h Alex Bennée
2018-01-24 14:11   ` Philippe Mathieu-Daudé
2018-01-24 16:33   ` Richard Henderson
2018-01-24 22:12   ` David Gibson
2018-01-24 13:12 ` [Qemu-devel] [PATCH v3 05/22] include/fpu/softfloat: implement float16_abs helper Alex Bennée
2018-01-24 13:12 ` [Qemu-devel] [PATCH v3 06/22] include/fpu/softfloat: implement float16_chs helper Alex Bennée
2018-01-24 13:13 ` Alex Bennée [this message]
2018-01-24 14:12   ` [Qemu-devel] [PATCH v3 07/22] include/fpu/softfloat: implement float16_set_sign helper Philippe Mathieu-Daudé
2018-01-24 16:34   ` Richard Henderson
2018-01-24 13:13 ` [Qemu-devel] [PATCH v3 08/22] include/fpu/softfloat: add some float16 constants Alex Bennée
2018-01-24 16:34   ` Richard Henderson
2018-01-24 13:13 ` [Qemu-devel] [PATCH v3 09/22] fpu/softfloat: improve comments on ARM NaN propagation Alex Bennée
2018-01-24 13:13 ` [Qemu-devel] [PATCH v3 10/22] fpu/softfloat: move the extract functions to the top of the file Alex Bennée
2018-01-24 13:13 ` [Qemu-devel] [PATCH v3 11/22] fpu/softfloat: define decompose structures Alex Bennée
2018-01-24 14:22   ` Philippe Mathieu-Daudé
2018-01-24 13:13 ` [Qemu-devel] [PATCH v3 12/22] fpu/softfloat: re-factor add/sub Alex Bennée
2018-01-24 14:33   ` Philippe Mathieu-Daudé
2018-01-24 14:37     ` Philippe Mathieu-Daudé
2018-01-24 13:13 ` [Qemu-devel] [PATCH v3 13/22] fpu/softfloat: re-factor mul Alex Bennée
2018-01-24 16:53   ` Richard Henderson
2018-01-24 13:13 ` [Qemu-devel] [PATCH v3 14/22] fpu/softfloat: re-factor div Alex Bennée
2018-01-24 16:58   ` Richard Henderson
2018-01-24 13:13 ` [Qemu-devel] [PATCH v3 15/22] fpu/softfloat: re-factor muladd Alex Bennée
2018-01-24 17:24   ` Richard Henderson
2018-01-24 13:13 ` [Qemu-devel] [PATCH v3 16/22] fpu/softfloat: re-factor round_to_int Alex Bennée
2018-01-24 17:51   ` Richard Henderson
2018-01-24 13:13 ` [Qemu-devel] [PATCH v3 17/22] fpu/softfloat: re-factor float to int/uint Alex Bennée
2018-01-24 13:13 ` [Qemu-devel] [PATCH v3 18/22] fpu/softfloat: re-factor int/uint to float Alex Bennée
2018-01-24 13:13 ` [Qemu-devel] [PATCH v3 19/22] fpu/softfloat: re-factor scalbn Alex Bennée
2018-01-24 17:41   ` Richard Henderson
2018-01-29 11:59     ` Alex Bennée
2018-01-29 15:50       ` Richard Henderson
2018-01-29 15:56         ` Richard Henderson
2018-01-24 13:13 ` [Qemu-devel] [PATCH v3 20/22] fpu/softfloat: re-factor minmax Alex Bennée
2018-01-24 17:31   ` Richard Henderson
2018-01-24 13:13 ` [Qemu-devel] [PATCH v3 21/22] fpu/softfloat: re-factor compare Alex Bennée
2018-01-24 17:32   ` Richard Henderson
2018-01-24 13:13 ` [Qemu-devel] [PATCH v3 22/22] fpu/softfloat: re-factor sqrt Alex Bennée
2018-01-24 17:34   ` Richard Henderson
2018-01-24 13:42 ` [Qemu-devel] [PATCH v3 00/22] re-factor softfloat and add fp16 functions no-reply

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