From 72899899e4f9de0b545218e66bf14cfa2579f2f8 Mon Sep 17 00:00:00 2001 From: Uros Bizjak Date: Wed, 12 Mar 2025 13:38:43 +0100 Subject: [PATCH] x86/hweight: Use named operands in inline asm() No functional change intended. Signed-off-by: Uros Bizjak Signed-off-by: Ingo Molnar Cc: "H. Peter Anvin" Cc: Nathan Chancellor Cc: Nick Desaulniers Cc: Linus Torvalds Link: https://lore.kernel.org/r/20250312123905.149298-1-ubizjak@gmail.com --- arch/x86/include/asm/arch_hweight.h | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/arch/x86/include/asm/arch_hweight.h b/arch/x86/include/asm/arch_hweight.h index ba88edd0d58b1..a11bb841c434d 100644 --- a/arch/x86/include/asm/arch_hweight.h +++ b/arch/x86/include/asm/arch_hweight.h @@ -16,9 +16,9 @@ static __always_inline unsigned int __arch_hweight32(unsigned int w) { unsigned int res; - asm (ALTERNATIVE("call __sw_hweight32", "popcntl %1, %0", X86_FEATURE_POPCNT) - : "="REG_OUT (res) - : REG_IN (w)); + asm (ALTERNATIVE("call __sw_hweight32", "popcntl %[val], %[cnt]", X86_FEATURE_POPCNT) + : [cnt] "=" REG_OUT (res) + : [val] REG_IN (w)); return res; } @@ -44,9 +44,9 @@ static __always_inline unsigned long __arch_hweight64(__u64 w) { unsigned long res; - asm (ALTERNATIVE("call __sw_hweight64", "popcntq %1, %0", X86_FEATURE_POPCNT) - : "="REG_OUT (res) - : REG_IN (w)); + asm (ALTERNATIVE("call __sw_hweight64", "popcntq %[val], %[cnt]", X86_FEATURE_POPCNT) + : [cnt] "=" REG_OUT (res) + : [val] REG_IN (w)); return res; }