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MIPS: math-emu: Avoid definition duplication for macro DPXMULT()

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Avoid duplicate definition of macro DPXMULT(). Move its definition
to a header.

Signed-off-by: Aleksandar Markovic <aleksandar.markovic@mips.com>
Cc: Douglas Leung <douglas.leung@mips.com>
Cc: Goran Ferenc <goran.ferenc@mips.com>
Cc: James Hogan <james.hogan@mips.com>
Cc: Miodrag Dinic <miodrag.dinic@mips.com>
Cc: Paul Burton <paul.burton@mips.com>
Cc: Petar Jovanovic <petar.jovanovic@mips.com>
Cc: Raghu Gandham <raghu.gandham@mips.com>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/17584/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Aleksandar Markovic 2017-11-02 12:14:01 +01:00 committed by Ralf Baechle
parent ddae82d09a
commit 999eae9bf6
3 changed files with 3 additions and 6 deletions
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3
arch/mips/math-emu/dp_maddf.c
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@ -201,9 +201,6 @@ static union ieee754dp _dp_maddf(union ieee754dp z, union ieee754dp x,
* Multiply 64 bits xm and ym to give 128 bits result in hrm:lrm.
*/
/* 32 * 32 => 64 */
#define DPXMULT(x, y) ((u64)(x) * (u64)y)
lxm = xm;
hxm = xm >> 32;
lym = ym;

3
arch/mips/math-emu/dp_mul.c
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@ -128,9 +128,6 @@ union ieee754dp ieee754dp_mul(union ieee754dp x, union ieee754dp y)
* Multiply 64 bits xm, ym to give high 64 bits rm with stickness.
*/
/* 32 * 32 => 64 */
#define DPXMULT(x, y) ((u64)(x) * (u64)y)
lxm = xm;
hxm = xm >> 32;
lym = ym;

3
arch/mips/math-emu/ieee754dp.h
View File

@ -55,6 +55,9 @@ static inline int ieee754dp_finite(union ieee754dp x)
#define XDPSRS1(v) \
(((v) >> 1) | ((v) & 1))
/* 32bit * 32bit => 64bit unsigned integer multiplication */
#define DPXMULT(x, y) ((u64)(x) * (u64)y)
/* convert denormal to normalized with extended exponent */
#define DPDNORMx(m,e) \
while ((m >> DP_FBITS) == 0) { m <<= 1; e--; }