xref: /llvm-project/llvm/test/CodeGen/AArch64/arm64-homogeneous-prolog-epilog-odd-csrs.ll (revision 041a786c78fbcee3537ca636bf796bb18fb6f313)
1; RUN: llc < %s -mtriple=arm64-apple-ios7.0 -homogeneous-prolog-epilog | FileCheck %s
2; RUN: llc < %s -mtriple=aarch64-unknown-linux-gnu  -homogeneous-prolog-epilog | FileCheck %s --check-prefixes=CHECK-LINUX
3
4declare void @bar(i32 %i)
5
6define void @odd_num_callee_saved_registers(ptr swifterror %error, i32 %i) nounwind minsize {
7  call void asm sideeffect "mov x0, #42", "~{x0},~{x19},~{x20},~{x22},~{x23},~{x24},~{x25},~{x26},~{x27},~{x28}"() nounwind
8  call void @bar(i32 %i)
9  ret void
10}
11
12define void @odd_num_callee_saved_registers_with_fpr(ptr swifterror %error, i32 %i) nounwind minsize {
13  call void asm sideeffect "mov x0, #42", "~{x0},~{x19},~{x20},~{x22},~{x23},~{x24},~{x25},~{x26},~{x27},~{x28},~{d8},~{d9}"() nounwind
14  call void @bar(i32 %i)
15  ret void
16}
17
18; CHECK-LABEL: _OUTLINED_FUNCTION_PROLOG_x30x29x19x20x22x23x24x25x26x27x28:
19; CHECK:	str	x28, [sp, #-80]!
20; CHECK-LABEL: _OUTLINED_FUNCTION_EPILOG_TAIL_x30x29x19x20x22x23x24x25x26x27x28:
21; CHECK:	ldr	x28, [sp], #96
22
23; CHECK-LABEL: _OUTLINED_FUNCTION_PROLOG_x30x29x19x20x22x23x24x25x26x27x28d8d9:
24; CHECK:	stp	d9, d8, [sp, #-96]!
25; CHECK:	str	x28, [sp, #16]
26; CHECK-LABEL: _OUTLINED_FUNCTION_EPILOG_TAIL_x30x29x19x20x22x23x24x25x26x27x28d8d9
27; CHECK:	ldr	x28, [sp, #16]
28; CHECK:	ldp	d9, d8, [sp], #112
29
30; CHECK-LINUX-NOT: OUTLINED_FUNCTION_PROLOG
31; CHECK-LINUX-NOT: OUTLINED_FUNCTION_EPILOG
32