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| author | Tamar Christina <tamar.christina@arm.com> | 2017-11-15 15:56:23 +0000 |
|---|---|---|
| committer | Tamar Christina <tamar.christina@arm.com> | 2017-11-15 15:56:23 +0000 |
| commit | 01f48020363f1ca9b31df2ee0b2afedc38db1259 (patch) | |
| tree | 22c06e70932733f22e4e8a84fc8ef9184f947cfe /gas/doc | |
| parent | c0c11fa91dbbf91b9c9d04384fe9f3ef5a6e7145 (diff) | |
| download | gdb-01f48020363f1ca9b31df2ee0b2afedc38db1259.zip gdb-01f48020363f1ca9b31df2ee0b2afedc38db1259.tar.gz gdb-01f48020363f1ca9b31df2ee0b2afedc38db1259.tar.bz2 | |
Separate the new FP16 instructions backported from Armv8.4-a to Armv8.2-a into a new flag order to distinguish them from the rest of the already existing optional FP16 instructions in Armv8.2-a.
The new flag "+fp16fml" is available from Armv8.2-a and implies +fp16 and is mandatory
from Armv8.4-a.
gas/
* config/tc-arm.c (arm_ext_fp16_fml, fp16fml): New.
(do_neon_fmac_maybe_scalar_long): Use arm_ext_fp16_fml.
* doc/c-arm.texi (fp16, fp16fml): New.
* testsuite/gas/arm/armv8_2-a-fp16.d (fp16): Make fp16fml.
* testsuite/gas/arm/armv8_3-a-fp16.d (fp16): Make fp16fml.
* testsuite/gas/arm/armv8_2-a-fp16-illegal.d (fp16): Make fp16fml.
* testsuite/gas/arm/armv8_2-a-fp16-thumb2.d (fp16): Make fp16fml.
include/
* opcode/arm.h: (ARM_EXT2_FP16_FML): New.
(ARM_AEXT2_V8_4A): Add ARM_EXT2_FP16_FML.
Diffstat (limited to 'gas/doc')
| -rw-r--r-- | gas/doc/c-arm.texi | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/gas/doc/c-arm.texi b/gas/doc/c-arm.texi index 5e518c6..075716f 100644 --- a/gas/doc/c-arm.texi +++ b/gas/doc/c-arm.texi @@ -178,6 +178,8 @@ The following extensions are currently supported: @code{crypto} (Cryptography Extensions for v8-A architecture, implies @code{fp+simd}), @code{dotprod} (Dot Product Extensions for v8.2-A architecture, implies @code{fp+simd}), @code{fp} (Floating Point Extensions for v8-A architecture), +@code{fp16} (FP16 Extensions for v8.2-A architecture, implies @code{fp}), +@code{fp16fml} (FP16 Floating Point Multiplication Variant Extensions for v8.2-A architecture, implies @code{fp16}), @code{idiv} (Integer Divide Extensions for v7-A and v7-R architectures), @code{iwmmxt}, @code{iwmmxt2}, |