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| author | Ard Biesheuvel <ard.biesheuvel@linaro.org> | 2018-12-20 20:16:53 +0100 |
|---|---|---|
| committer | Ard Biesheuvel <ard.biesheuvel@linaro.org> | 2019-05-31 17:55:41 +0200 |
| commit | 8594c2073cdb1065e60f01e9b099918c5e839212 (patch) | |
| tree | 208edae6a01cd8496f58c1f2dce94eb19b6fea56 | |
| parent | 99243102b4671e4997910b950a8e7c9c15ef9d04 (diff) | |
| download | edk2-8594c2073cdb1065e60f01e9b099918c5e839212.tar.gz | |
ArmPkg/ArmLib ARM: set .fpu to let Clang 7 assemble ArmV7Support.S
Clang 7 complains about the vmsr instruction in ArmV7Support.S,
which is only available on cores that implement some flavour of
VFP. So set the .fpu to NEON like we do in some other places.
Acked-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
Reviewed-by: Philippe Mathieu-Daude <philmd@redhat.com>
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
| -rw-r--r-- | ArmPkg/Library/ArmLib/Arm/ArmV7Support.S | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/ArmPkg/Library/ArmLib/Arm/ArmV7Support.S b/ArmPkg/Library/ArmLib/Arm/ArmV7Support.S index 16c56f72e9..4925f6628e 100644 --- a/ArmPkg/Library/ArmLib/Arm/ArmV7Support.S +++ b/ArmPkg/Library/ArmLib/Arm/ArmV7Support.S @@ -262,6 +262,8 @@ ASM_FUNC(ArmEnableVFP) #ifndef __clang__
mcr p10,#0x7,r0,c8,c0,#0
#else
+ # Set the FPU model so Clang does not choke on the next instruction
+ .fpu neon
vmsr fpexc, r0
#endif
bx lr
|