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. 6 define i32 @f6(i32 %p1, i32 %p2, i32 %p3, i32 %p4, i32 %p5, i32 %p6) nounwind readnone optsize { 7 entry: 8 ; CHECK: movl 48(%rsp), %eax 9 ; CHECK: addl 40(%rsp), %eax 10 ; LINUX: leal (%r8,%r9), %eax 11 %add = add nsw i32 %p6, %p5 12 ret i32 %add 13 } 14 15 define x86_64_win64cc i32 @f7(i32 %p1, i32 %p2, i32 %p3, i32 %p4, i32 %p5, i32 %p6) nounwind readnone optsize { 16 entry: 17 ; CHECK: movl 48(%rsp), %eax 18 ; CHECK: addl 40(%rsp), %eax 19 ; LINUX: movl 48(%rsp), %eax 20 ; LINUX: addl 40(%rsp), %eax 21 %add = add nsw i32 %p6, %p5 22 ret i32 %add 23 } 24 25 ; Verify that even though we're compiling for Windows, parameters behave as 26 ; on other platforms here (note the x86_64_sysvcc calling convention). 27 define x86_64_sysvcc i32 @f8(i32 %p1, i32 %p2, i32 %p3, i32 %p4, i32 %p5, i32 %p6) nounwind readnone optsize { 28 entry: 29 ; CHECK: leal (%r8,%r9), %eax 30 ; LINUX: leal (%r8,%r9), %eax 31 %add = add nsw i32 %p6, %p5 32 ret i32 %add 33 } 34
