xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/aligned-variadic.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=x86_64-apple-darwin -stack-symbol-ordering=0 | FileCheck %s -check-prefix=X64
2*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=i686-apple-darwin -stack-symbol-ordering=0 | FileCheck %s -check-prefix=X32
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Worker%struct.Baz = type { [17 x i8] }
5*9880d681SAndroid Build Coastguard Worker%struct.__va_list_tag = type { i32, i32, i8*, i8* }
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Worker; Function Attrs: nounwind uwtable
8*9880d681SAndroid Build Coastguard Workerdefine void @bar(%struct.Baz* byval nocapture readnone align 8 %x, ...) {
9*9880d681SAndroid Build Coastguard Workerentry:
10*9880d681SAndroid Build Coastguard Worker  %va = alloca [1 x %struct.__va_list_tag], align 16
11*9880d681SAndroid Build Coastguard Worker  %arraydecay = getelementptr inbounds [1 x %struct.__va_list_tag], [1 x %struct.__va_list_tag]* %va, i64 0, i64 0
12*9880d681SAndroid Build Coastguard Worker  %arraydecay1 = bitcast [1 x %struct.__va_list_tag]* %va to i8*
13*9880d681SAndroid Build Coastguard Worker  call void @llvm.va_start(i8* %arraydecay1)
14*9880d681SAndroid Build Coastguard Worker  %overflow_arg_area_p = getelementptr inbounds [1 x %struct.__va_list_tag], [1 x %struct.__va_list_tag]* %va, i64 0, i64 0, i32 2
15*9880d681SAndroid Build Coastguard Worker  %overflow_arg_area = load i8*, i8** %overflow_arg_area_p, align 8
16*9880d681SAndroid Build Coastguard Worker  %overflow_arg_area.next = getelementptr i8, i8* %overflow_arg_area, i64 24
17*9880d681SAndroid Build Coastguard Worker  store i8* %overflow_arg_area.next, i8** %overflow_arg_area_p, align 8
18*9880d681SAndroid Build Coastguard Worker; X32: leal    68(%esp), [[REG:%.*]]
19*9880d681SAndroid Build Coastguard Worker; X32: movl    [[REG]], 16(%esp)
20*9880d681SAndroid Build Coastguard Worker; X64: leaq    232(%rsp), [[REG:%.*]]
21*9880d681SAndroid Build Coastguard Worker; X64: movq    [[REG]], 184(%rsp)
22*9880d681SAndroid Build Coastguard Worker; X64: leaq    176(%rsp), %rdi
23*9880d681SAndroid Build Coastguard Worker  call void @qux(%struct.__va_list_tag* %arraydecay)
24*9880d681SAndroid Build Coastguard Worker  ret void
25*9880d681SAndroid Build Coastguard Worker}
26*9880d681SAndroid Build Coastguard Worker
27*9880d681SAndroid Build Coastguard Worker; Function Attrs: nounwind
28*9880d681SAndroid Build Coastguard Workerdeclare void @llvm.va_start(i8*)
29*9880d681SAndroid Build Coastguard Worker
30*9880d681SAndroid Build Coastguard Workerdeclare void @qux(%struct.__va_list_tag*)
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