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[ARM] Add FP16 feature extension for ARMv8.2 architecture

Browse Source 
include/
  * opcode/arm.h (ARM_EXT2_FP16_INSN): New.

gas/
  * config/tc-arm.c (arm_ext_fp16): New.
  (arm_extensions): New entry for "fp16".
This commit is contained in:
Jiong Wang
2016-02-19 14:27:23 +00:00
parent 3be64886b5
commit b8ec4e871e
4 changed files with 19 additions and 1 deletions
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3
include/opcode/arm.h
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@ -52,7 +52,7 @@
#define ARM_EXT_MP 0x08000000 /* Multiprocessing Extensions. */
#define ARM_EXT_SEC 0x10000000 /* Security extensions. */
#define ARM_EXT_OS 0x20000000 /* OS Extensions. */
#define ARM_EXT_ADIV 0x40000000 /* Integer divide extensions in ARM
#define ARM_EXT_ADIV 0x40000000 /* Integer divide extensions in ARM
state. */
#define ARM_EXT_VIRT 0x80000000 /* Virtualization extensions. */
@ -61,6 +61,7 @@
#define ARM_EXT2_V8M 0x00000004 /* ARM V8M. */
#define ARM_EXT2_ATOMICS 0x00000008 /* ARMv8 atomics. */
#define ARM_EXT2_V6T2_V8M 0x00000010 /* V8M Baseline from V6T2. */
#define ARM_EXT2_FP16_INST 0x00000020 /* ARM V8.2A FP16 instructions. */
/* Co-processor space extensions. */
#define ARM_CEXT_XSCALE 0x00000001 /* Allow MIA etc. */