1; RUN: llc < %s -mtriple=x86_64-pc-win32 | FileCheck %s 2; RUN: llc < %s -mtriple=x86_64-pc-linux | FileCheck %s -check-prefix=LINUX 3 4; Verify that the 5th and 6th parameters are coming from the correct location 5; on the stack. 6define i32 @f6(i32 %p1, i32 %p2, i32 %p3, i32 %p4, i32 %p5, i32 %p6) nounwind readnone optsize { 7entry: 8; CHECK: movl 48(%rsp), %eax 9; CHECK: addl 40(%rsp), %eax 10; LINUX: addl %r9d, %r8d 11; LINUX: movl %r8d, %eax 12 %add = add nsw i32 %p6, %p5 13 ret i32 %add 14} 15 16define x86_64_win64cc i32 @f7(i32 %p1, i32 %p2, i32 %p3, i32 %p4, i32 %p5, i32 %p6) nounwind readnone optsize { 17entry: 18; CHECK: movl 48(%rsp), %eax 19; CHECK: addl 40(%rsp), %eax 20; LINUX: movl 48(%rsp), %eax 21; LINUX: addl 40(%rsp), %eax 22 %add = add nsw i32 %p6, %p5 23 ret i32 %add 24} 25 26; Verify that even though we're compiling for Windows, parameters behave as 27; on other platforms here (note the x86_64_sysvcc calling convention). 28define x86_64_sysvcc i32 @f8(i32 %p1, i32 %p2, i32 %p3, i32 %p4, i32 %p5, i32 %p6) nounwind readnone optsize { 29entry: 30; CHECK: addl %r9d, %r8d 31; CHECK: movl %r8d, %eax 32; LINUX: addl %r9d, %r8d 33; LINUX: movl %r8d, %eax 34 %add = add nsw i32 %p6, %p5 35 ret i32 %add 36} 37