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charset=us-ascii Content-Disposition: inline In-Reply-To: <20240501-hazy-reformist-8ff36ba53450@spud> On Wed, May 01, 2024 at 09:15:44PM +0100, Conor Dooley wrote: > On Wed, May 01, 2024 at 12:48:13PM -0700, Charlie Jenkins wrote: > > On Wed, May 01, 2024 at 12:37:14PM +0100, Conor Dooley wrote: > > > On Fri, Apr 26, 2024 at 02:29:21PM -0700, Charlie Jenkins wrote: > > > > The __riscv_has_extension_likely() and __riscv_has_extension_unlikely() > > > > functions from the vendor_extensions.h can be used to simplify the > > > > standard extension checking code as well. Migrate those functions to > > > > cpufeature.h and reorganize the code in the file to use the functions. > > > > > > > > Signed-off-by: Charlie Jenkins > > > > --- > > > > arch/riscv/include/asm/cpufeature.h | 78 +++++++++++++++++------------- > > > > arch/riscv/include/asm/vendor_extensions.h | 28 ----------- > > > > 2 files changed, 44 insertions(+), 62 deletions(-) > > > > > > > > diff --git a/arch/riscv/include/asm/cpufeature.h b/arch/riscv/include/asm/cpufeature.h > > > > index fedd479ccfd1..17896ec9ec11 100644 > > > > --- a/arch/riscv/include/asm/cpufeature.h > > > > +++ b/arch/riscv/include/asm/cpufeature.h > > > > @@ -98,59 +98,66 @@ extern bool riscv_isa_fallback; > > > > > > > > unsigned long riscv_isa_extension_base(const unsigned long *isa_bitmap); > > > > > > > > +#define EXT_ALL_VENDORS 0 > > > > > > It's not really "all vendors", it's standard. Otherwise, this seems all > > > > This hooks up into the alternatives: > > > > ALTERNATIVE("nop", "j %l[l_yes]", %[vendor], %[ext], 1) > > Yeah, I know what you're using it for, I just find the naming odd. > > > > Where the "vendor" argument is supposed to be 0 if the alternative is > > applicable to all vendors. Is there a better way to convey this? > > s/EXT_ALL_VENDORS/STANDARD_EXT/? Sure :) - Charlie