1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc -O0 -mtriple=x86_64-unknown-unknown < %s | FileCheck %s 3 4; ModuleID = 'variadic.c' 5source_filename = "variadic.c" 6target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 7target triple = "x86_64-unknown-linux" 8 9%struct.__va_list_tag = type { i32, i32, ptr, ptr } 10 11@.str = private unnamed_addr constant [9 x i8] c"\0A hello \00", align 1 12 13; Function Attrs: noinline nounwind optnone uwtable 14define dso_local void @testvarargs(ptr %fmt, ...) { 15; CHECK-LABEL: testvarargs: 16; CHECK: # %bb.0: # %entry 17; CHECK-NEXT: subq $216, %rsp 18; CHECK-NEXT: .cfi_def_cfa_offset 224 19; CHECK-NEXT: testb %al, %al 20; CHECK-NEXT: je .LBB0_2 21; CHECK-NEXT: # %bb.1: # %entry 22; CHECK-NEXT: movaps %xmm0, {{[0-9]+}}(%rsp) 23; CHECK-NEXT: movaps %xmm1, {{[0-9]+}}(%rsp) 24; CHECK-NEXT: movaps %xmm2, {{[0-9]+}}(%rsp) 25; CHECK-NEXT: movaps %xmm3, {{[0-9]+}}(%rsp) 26; CHECK-NEXT: movaps %xmm4, {{[0-9]+}}(%rsp) 27; CHECK-NEXT: movaps %xmm5, {{[0-9]+}}(%rsp) 28; CHECK-NEXT: movaps %xmm6, {{[0-9]+}}(%rsp) 29; CHECK-NEXT: movaps %xmm7, {{[0-9]+}}(%rsp) 30; CHECK-NEXT: .LBB0_2: # %entry 31; CHECK-NEXT: movq %r9, {{[0-9]+}}(%rsp) 32; CHECK-NEXT: movq %r8, {{[0-9]+}}(%rsp) 33; CHECK-NEXT: movq %rcx, {{[0-9]+}}(%rsp) 34; CHECK-NEXT: movq %rdx, {{[0-9]+}}(%rsp) 35; CHECK-NEXT: movq %rsi, {{[0-9]+}}(%rsp) 36; CHECK-NEXT: movq %rdi, {{[0-9]+}}(%rsp) 37; CHECK-NEXT: movq %rsp, %rax 38; CHECK-NEXT: movq %rax, {{[0-9]+}}(%rsp) 39; CHECK-NEXT: leaq {{[0-9]+}}(%rsp), %rax 40; CHECK-NEXT: movq %rax, {{[0-9]+}}(%rsp) 41; CHECK-NEXT: movl $48, {{[0-9]+}}(%rsp) 42; CHECK-NEXT: movl $8, {{[0-9]+}}(%rsp) 43; CHECK-NEXT: movl $.L.str, %edi 44; CHECK-NEXT: xorl %eax, %eax 45; CHECK-NEXT: # kill: def $al killed $al killed $eax 46; CHECK-NEXT: callq printf 47; CHECK-NEXT: addq $216, %rsp 48; CHECK-NEXT: .cfi_def_cfa_offset 8 49; CHECK-NEXT: retq 50entry: 51 %fmt.addr = alloca ptr, align 8 52 %va = alloca [1 x %struct.__va_list_tag], align 16 53 store ptr %fmt, ptr %fmt.addr, align 8 54 call void @llvm.va_start(ptr %va) 55 call void @llvm.va_end(ptr %va) 56 %call = call i32 (ptr, ...) @printf(ptr @.str) 57 ret void 58} 59 60; Function Attrs: nounwind 61declare void @llvm.va_start(ptr) 62 63; Function Attrs: nounwind 64declare void @llvm.va_end(ptr) 65 66declare dso_local i32 @printf(ptr, ...) 67