From ca9503fc9e9812aa6258e55d44edb03eb30fc46f Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Tue, 18 Jun 2019 19:10:55 +0100 Subject: arm64: Expose FRINT capabilities to userspace ARMv8.5 introduces the FRINT series of instructions for rounding floating point numbers to integers. Provide a capability to userspace in order to allow applications to determine if the system supports these instructions. Signed-off-by: Mark Brown Acked-by: Will Deacon Signed-off-by: Catalin Marinas --- Documentation/arm64/elf_hwcaps.txt | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'Documentation/arm64') diff --git a/Documentation/arm64/elf_hwcaps.txt b/Documentation/arm64/elf_hwcaps.txt index ee8dbfe652b6..5ae2ef2c12f3 100644 --- a/Documentation/arm64/elf_hwcaps.txt +++ b/Documentation/arm64/elf_hwcaps.txt @@ -227,6 +227,10 @@ HWCAP_PACG ID_AA64ISAR1_EL1.GPI == 0b0001, as described by Documentation/arm64/pointer-authentication.txt. +HWCAP2_FRINT + + Functionality implied by ID_AA64ISAR1_EL1.FRINTTS == 0b0001. + 4. Unused AT_HWCAP bits ----------------------- -- cgit v1.2.3-55-g7522