The following commit has been merged into the x86/asm branch of tip:
Commit-ID: f9d73498e7bfe3dc47bb4c7ce37ad07286dd8d16
Gitweb: https://git.kernel.org/tip/f9d73498e7bfe3dc47bb4c7ce37ad07286dd8d16
Author: Uros Bizjak <ubizjak@xxxxxxxxx>
AuthorDate: Wed, 12 Mar 2025 13:38:43 +01:00
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitterDate: Wed, 12 Mar 2025 20:18:28 +01:00
x86/hweight: Use named operands in inline asm()
No functional change intended.
Signed-off-by: Uros Bizjak <ubizjak@xxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: "H. Peter Anvin" <hpa@xxxxxxxxx>
Cc: Nathan Chancellor <nathan@xxxxxxxxxx>
Cc: Nick Desaulniers <ndesaulniers@xxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20250312123905.149298-1-ubizjak@xxxxxxxxx
---
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 ba88edd..a11bb84 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;
}
|