diff options
| author | Markos Chandras <markos.chandras@imgtec.com> | 2015-08-13 10:56:31 +0300 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2015-09-03 13:08:13 +0300 |
| commit | e24c3bec3e8e254a3784b3e4c97bd3a76fbcc807 (patch) | |
| tree | 51e9c089ebaa5f7e29b8ef07bbdb01e72ee96fda /arch/mips/math-emu/ieee754.h | |
| parent | 130fe357ee895421a4aefef7b1285bf52f295afe (diff) | |
| download | linux-e24c3bec3e8e254a3784b3e4c97bd3a76fbcc807.tar.xz | |
MIPS: math-emu: Add support for the MIPS R6 MADDF FPU instruction
MIPS R6 introduced the following instruction:
Floating Point Fused Multiply Add:
MADDF.fmt To perform a fused multiply-add of FP values.
MADDF.fmt: FPR[fd] = FPR[fd] + (FPR[fs] x FPR[ft])
Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/10956/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/math-emu/ieee754.h')
| -rw-r--r-- | arch/mips/math-emu/ieee754.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/mips/math-emu/ieee754.h b/arch/mips/math-emu/ieee754.h index a5ca108ce467..4e025f9e220c 100644 --- a/arch/mips/math-emu/ieee754.h +++ b/arch/mips/math-emu/ieee754.h @@ -75,6 +75,9 @@ int ieee754sp_cmp(union ieee754sp x, union ieee754sp y, int cop, int sig); union ieee754sp ieee754sp_sqrt(union ieee754sp x); +union ieee754sp ieee754sp_maddf(union ieee754sp z, union ieee754sp x, + union ieee754sp y); + /* * double precision (often aka double) */ @@ -99,6 +102,8 @@ int ieee754dp_cmp(union ieee754dp x, union ieee754dp y, int cop, int sig); union ieee754dp ieee754dp_sqrt(union ieee754dp x); +union ieee754dp ieee754dp_maddf(union ieee754dp z, union ieee754dp x, + union ieee754dp y); /* 5 types of floating point number |