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authorPeter Maydell <peter.maydell@linaro.org>2014-06-09 15:43:25 +0100
committerPeter Maydell <peter.maydell@linaro.org>2014-06-09 16:06:11 +0100
commitda5141fc45937fa358ca4554a335ae6a4c4453ec (patch)
tree659797d2cdbf82c775988a00ae54ec162d7e5896 /target-arm
parent25f748e37a868b322a960c322ca11fb2dc5252b2 (diff)
downloadhqemu-da5141fc45937fa358ca4554a335ae6a4c4453ec.zip
hqemu-da5141fc45937fa358ca4554a335ae6a4c4453ec.tar.gz
target-arm: VFPv4 implies half-precision extension
VFPv4 implies the presence of the half-precision floating point extension (which is optional in VFPv3). Add this implied rule to arm_cpu_realizefn() and remove some no-longer-needed explicit setting of the bit in initfns. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Message-id: 1401458125-27977-5-git-send-email-peter.maydell@linaro.org
Diffstat (limited to 'target-arm')
-rw-r--r--target-arm/cpu.c3
-rw-r--r--target-arm/cpu64.c2
2 files changed, 1 insertions, 4 deletions
diff --git a/target-arm/cpu.c b/target-arm/cpu.c
index bc19d80..b877835 100644
--- a/target-arm/cpu.c
+++ b/target-arm/cpu.c
@@ -348,6 +348,7 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp)
}
if (arm_feature(env, ARM_FEATURE_VFP4)) {
set_feature(env, ARM_FEATURE_VFP3);
+ set_feature(env, ARM_FEATURE_VFP_FP16);
}
if (arm_feature(env, ARM_FEATURE_VFP3)) {
set_feature(env, ARM_FEATURE_VFP);
@@ -744,7 +745,6 @@ static void cortex_a15_initfn(Object *obj)
cpu->dtb_compatible = "arm,cortex-a15";
set_feature(&cpu->env, ARM_FEATURE_V7);
set_feature(&cpu->env, ARM_FEATURE_VFP4);
- set_feature(&cpu->env, ARM_FEATURE_VFP_FP16);
set_feature(&cpu->env, ARM_FEATURE_NEON);
set_feature(&cpu->env, ARM_FEATURE_THUMB2EE);
set_feature(&cpu->env, ARM_FEATURE_ARM_DIV);
@@ -953,7 +953,6 @@ static void arm_any_initfn(Object *obj)
ARMCPU *cpu = ARM_CPU(obj);
set_feature(&cpu->env, ARM_FEATURE_V8);
set_feature(&cpu->env, ARM_FEATURE_VFP4);
- set_feature(&cpu->env, ARM_FEATURE_VFP_FP16);
set_feature(&cpu->env, ARM_FEATURE_NEON);
set_feature(&cpu->env, ARM_FEATURE_THUMB2EE);
set_feature(&cpu->env, ARM_FEATURE_V8_AES);
diff --git a/target-arm/cpu64.c b/target-arm/cpu64.c
index 40cc063..8b2081c 100644
--- a/target-arm/cpu64.c
+++ b/target-arm/cpu64.c
@@ -93,7 +93,6 @@ static void aarch64_a57_initfn(Object *obj)
set_feature(&cpu->env, ARM_FEATURE_V8);
set_feature(&cpu->env, ARM_FEATURE_VFP4);
- set_feature(&cpu->env, ARM_FEATURE_VFP_FP16);
set_feature(&cpu->env, ARM_FEATURE_NEON);
set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER);
set_feature(&cpu->env, ARM_FEATURE_AARCH64);
@@ -143,7 +142,6 @@ static void aarch64_any_initfn(Object *obj)
set_feature(&cpu->env, ARM_FEATURE_V8);
set_feature(&cpu->env, ARM_FEATURE_VFP4);
- set_feature(&cpu->env, ARM_FEATURE_VFP_FP16);
set_feature(&cpu->env, ARM_FEATURE_NEON);
set_feature(&cpu->env, ARM_FEATURE_AARCH64);
set_feature(&cpu->env, ARM_FEATURE_V8_AES);
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