1; RUN: llc < %s -mtriple=x86_64-linux -mattr=+sse3 | FileCheck %s 2; RUN: llc < %s -mtriple=x86_64-win32 -mattr=+sse3 | FileCheck %s -check-prefix=WIN64 3; PR8573 4 5; CHECK-LABEL: foo: 6; CHECK: leaq (%rdi), %rax 7; CHECK-NEXT: movl %esi, %ecx 8; CHECK-NEXT: monitor 9; WIN64-LABEL: foo: 10; WIN64: leaq (%rcx), %rax 11; WIN64-NEXT: movl %edx, %ecx 12; WIN64-NEXT: movl %r8d, %edx 13; WIN64-NEXT: monitor 14define void @foo(i8* %P, i32 %E, i32 %H) nounwind { 15entry: 16 tail call void @llvm.x86.sse3.monitor(i8* %P, i32 %E, i32 %H) 17 ret void 18} 19 20declare void @llvm.x86.sse3.monitor(i8*, i32, i32) nounwind 21 22; CHECK-LABEL: bar: 23; CHECK: movl %edi, %ecx 24; CHECK-NEXT: movl %esi, %eax 25; CHECK-NEXT: mwait 26; WIN64-LABEL: bar: 27; WIN64: movl %edx, %eax 28; WIN64-NEXT: mwait 29define void @bar(i32 %E, i32 %H) nounwind { 30entry: 31 tail call void @llvm.x86.sse3.mwait(i32 %E, i32 %H) 32 ret void 33} 34 35declare void @llvm.x86.sse3.mwait(i32, i32) nounwind 36