; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=aarch64-linux-gnu | FileCheck %s define win64cc void @pass_va(i32 %count, ...) nounwind { ; CHECK-LABEL: pass_va: ; CHECK: // %bb.0: // %entry ; CHECK-NEXT: sub sp, sp, #96 // =96 ; CHECK-NEXT: add x8, sp, #40 // =40 ; CHECK-NEXT: add x0, sp, #40 // =40 ; CHECK-NEXT: stp x30, x18, [sp, #16] // 16-byte Folded Spill ; CHECK-NEXT: stp x1, x2, [sp, #40] ; CHECK-NEXT: stp x3, x4, [sp, #56] ; CHECK-NEXT: stp x5, x6, [sp, #72] ; CHECK-NEXT: str x7, [sp, #88] ; CHECK-NEXT: str x8, [sp, #8] ; CHECK-NEXT: bl other_func ; CHECK-NEXT: ldp x30, x18, [sp, #16] // 16-byte Folded Reload ; CHECK-NEXT: add sp, sp, #96 // =96 ; CHECK-NEXT: ret entry: %ap = alloca i8*, align 8 %ap1 = bitcast i8** %ap to i8* call void @llvm.va_start(i8* %ap1) %ap2 = load i8*, i8** %ap, align 8 call void @other_func(i8* %ap2) ret void } declare void @other_func(i8*) local_unnamed_addr declare void @llvm.va_start(i8*) nounwind declare void @llvm.va_copy(i8*, i8*) nounwind define win64cc i8* @f9(i64 %a0, i64 %a1, i64 %a2, i64 %a3, i64 %a4, i64 %a5, i64 %a6, i64 %a7, i64 %a8, ...) nounwind { ; CHECK-LABEL: f9: ; CHECK: // %bb.0: // %entry ; CHECK-NEXT: str x18, [sp, #-16]! // 8-byte Folded Spill ; CHECK-NEXT: add x8, sp, #24 // =24 ; CHECK-NEXT: add x0, sp, #24 // =24 ; CHECK-NEXT: str x8, [sp, #8] ; CHECK-NEXT: ldr x18, [sp], #16 // 8-byte Folded Reload ; CHECK-NEXT: ret entry: %ap = alloca i8*, align 8 %ap1 = bitcast i8** %ap to i8* call void @llvm.va_start(i8* %ap1) %ap2 = load i8*, i8** %ap, align 8 ret i8* %ap2 } define win64cc i8* @f8(i64 %a0, i64 %a1, i64 %a2, i64 %a3, i64 %a4, i64 %a5, i64 %a6, i64 %a7, ...) nounwind { ; CHECK-LABEL: f8: ; CHECK: // %bb.0: // %entry ; CHECK-NEXT: str x18, [sp, #-16]! // 8-byte Folded Spill ; CHECK-NEXT: add x8, sp, #16 // =16 ; CHECK-NEXT: add x0, sp, #16 // =16 ; CHECK-NEXT: str x8, [sp, #8] ; CHECK-NEXT: ldr x18, [sp], #16 // 8-byte Folded Reload ; CHECK-NEXT: ret entry: %ap = alloca i8*, align 8 %ap1 = bitcast i8** %ap to i8* call void @llvm.va_start(i8* %ap1) %ap2 = load i8*, i8** %ap, align 8 ret i8* %ap2 } define win64cc i8* @f7(i64 %a0, i64 %a1, i64 %a2, i64 %a3, i64 %a4, i64 %a5, i64 %a6, ...) nounwind { ; CHECK-LABEL: f7: ; CHECK: // %bb.0: // %entry ; CHECK-NEXT: str x18, [sp, #-32]! // 8-byte Folded Spill ; CHECK-NEXT: add x8, sp, #24 // =24 ; CHECK-NEXT: str x7, [sp, #24] ; CHECK-NEXT: add x0, sp, #24 // =24 ; CHECK-NEXT: str x8, [sp, #8] ; CHECK-NEXT: ldr x18, [sp], #32 // 8-byte Folded Reload ; CHECK-NEXT: ret entry: %ap = alloca i8*, align 8 %ap1 = bitcast i8** %ap to i8* call void @llvm.va_start(i8* %ap1) %ap2 = load i8*, i8** %ap, align 8 ret i8* %ap2 }