; RUN: llvm-as < %s | llc -march=x86-64 > %t ; RUN: not grep APP %t ; RUN: grep bswapq %t | count 2 define i64 @foo(i64 %x) nounwind { %asmtmp = tail call i64 asm "bswap $0", "=r,0,~{dirflag},~{fpsr},~{flags}"(i64 %x) nounwind ret i64 %asmtmp } define i64 @bar(i64 %x) nounwind { %asmtmp = tail call i64 asm "bswapq ${0:q}", "=r,0,~{dirflag},~{fpsr},~{flags}"(i64 %x) nounwind ret i64 %asmtmp }