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

[deliverable/binutils-gdb.git] / gas / config / tc-arm.c

diff --git a/gas/config/tc-arm.c b/gas/config/tc-arm.c
index be6436eef98a5b0e8e07ce16895ec2bb7f1580ba..1917441312eca6536704029a94bf0d306f651cf5 100644 (file)
--- a/gas/config/tc-arm.c
+++ b/gas/config/tc-arm.c
@@ -216,6 +216,9 @@ static const arm_feature_set arm_ext_atomics =
   ARM_FEATURE_CORE_HIGH (ARM_EXT2_ATOMICS);
 static const arm_feature_set arm_ext_v8_2 =
   ARM_FEATURE_CORE_HIGH (ARM_EXT2_V8_2A);
+/* FP16 instructions.  */
+static const arm_feature_set arm_ext_fp16 =
+  ARM_FEATURE_CORE_HIGH (ARM_EXT2_FP16_INST);
 
 static const arm_feature_set arm_arch_any = ARM_ANY;
 static const arm_feature_set arm_arch_full = ARM_FEATURE (-1, -1, -1);
@@ -25068,6 +25071,9 @@ static const struct arm_option_extension_value_table arm_extensions[] =
                                   ARM_FEATURE_CORE_LOW (ARM_EXT_V8)),
   ARM_EXT_OPT ("fp",     FPU_ARCH_VFP_ARMV8, ARM_FEATURE_COPROC (FPU_VFP_ARMV8),
                                   ARM_FEATURE_CORE_LOW (ARM_EXT_V8)),
+  ARM_EXT_OPT ("fp16",  ARM_FEATURE_CORE_HIGH (ARM_EXT2_FP16_INST),
+                       ARM_FEATURE_CORE_HIGH (ARM_EXT2_FP16_INST),
+                       ARM_ARCH_V8_2A),
   ARM_EXT_OPT ("idiv", ARM_FEATURE_CORE_LOW (ARM_EXT_ADIV | ARM_EXT_DIV),
                        ARM_FEATURE_CORE_LOW (ARM_EXT_ADIV | ARM_EXT_DIV),
                                   ARM_FEATURE_CORE_LOW (ARM_EXT_V7A | ARM_EXT_V7R)),