1 ; RUN: llc < %s -tailcallopt -code-model=medium -stack-alignment=8 -mtriple=x86_64-linux-gnu -mcpu=opteron | FileCheck %s
3 ; Check the HiPE calling convention works (x86-64)
5 define void @zap(i64 %a, i64 %b) nounwind {
7 ; CHECK: movq %rsi, %rax
8 ; CHECK-NEXT: movl $8, %ecx
9 ; CHECK-NEXT: movl $9, %r8d
10 ; CHECK-NEXT: movq %rdi, %rsi
11 ; CHECK-NEXT: movq %rax, %rdx
12 ; CHECK-NEXT: callq addfour
13 %0 = call cc 11 {i64, i64, i64} @addfour(i64 undef, i64 undef, i64 %a, i64 %b, i64 8, i64 9)
14 %res = extractvalue {i64, i64, i64} %0, 2
16 ; CHECK: movl $1, %edx
17 ; CHECK-NEXT: movl $2, %ecx
18 ; CHECK-NEXT: movl $3, %r8d
19 ; CHECK-NEXT: movq %rax, %r9
21 tail call void @foo(i64 undef, i64 undef, i64 1, i64 2, i64 3, i64 %res) nounwind
25 define cc 11 {i64, i64, i64} @addfour(i64 %hp, i64 %p, i64 %x, i64 %y, i64 %z, i64 %w) nounwind {
27 ; CHECK: leaq (%rsi,%rdx), %rax
28 ; CHECK-NEXT: addq %rcx, %rax
29 ; CHECK-NEXT: addq %r8, %rax
35 %res = insertvalue {i64, i64, i64} undef, i64 %2, 2
36 ret {i64, i64, i64} %res
39 define cc 11 void @foo(i64 %hp, i64 %p, i64 %arg0, i64 %arg1, i64 %arg2, i64 %arg3) nounwind {
41 ; CHECK: movq %r15, 40(%rsp)
42 ; CHECK-NEXT: movq %rbp, 32(%rsp)
43 ; CHECK-NEXT: movq %rsi, 24(%rsp)
44 ; CHECK-NEXT: movq %rdx, 16(%rsp)
45 ; CHECK-NEXT: movq %rcx, 8(%rsp)
46 ; CHECK-NEXT: movq %r8, (%rsp)
49 %arg0_var = alloca i64
50 %arg1_var = alloca i64
51 %arg2_var = alloca i64
52 %arg3_var = alloca i64
53 store i64 %hp, i64* %hp_var
54 store i64 %p, i64* %p_var
55 store i64 %arg0, i64* %arg0_var
56 store i64 %arg1, i64* %arg1_var
57 store i64 %arg2, i64* %arg2_var
58 store i64 %arg3, i64* %arg3_var
60 ; CHECK: movq 40(%rsp), %r15
61 ; CHECK-NEXT: movq 32(%rsp), %rbp
62 ; CHECK-NEXT: movq 24(%rsp), %rsi
63 ; CHECK-NEXT: movq 16(%rsp), %rdx
64 ; CHECK-NEXT: movq 8(%rsp), %rcx
65 %0 = load i64* %hp_var
67 %2 = load i64* %arg0_var
68 %3 = load i64* %arg1_var
69 %4 = load i64* %arg2_var
70 %5 = load i64* %arg3_var
72 tail call cc 11 void @bar(i64 %0, i64 %1, i64 %2, i64 %3, i64 %4, i64 %5) nounwind
76 define cc 11 void @baz() nounwind {
77 %tmp_clos = load i64* @clos
78 %tmp_clos2 = inttoptr i64 %tmp_clos to i64*
79 %indirect_call = bitcast i64* %tmp_clos2 to void (i64, i64, i64)*
80 ; CHECK: movl $42, %esi
81 ; CHECK-NEXT: jmpq *(%rax)
82 tail call cc 11 void %indirect_call(i64 undef, i64 undef, i64 42) nounwind
86 @clos = external constant i64
87 declare cc 11 void @bar(i64, i64, i64, i64, i64, i64)