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; RUN: llc -march=hexagon -mcpu=hexagonv62 -mtriple=hexagon-unknown-linux-musl -O0 < %s | FileCheck %s
; CHECK-LABEL: foo:
; Check Function prologue.
; Note. All register numbers and offset are fixed.
; Hence, no need of regular expression.
; CHECK: r29 = add(r29,#-16)
; CHECK: r7:6 = memd(r29+#16)
; CHECK: memd(r29+#0) = r7:6
; CHECK: r7:6 = memd(r29+#24)
; CHECK: memd(r29+#8) = r7:6
; CHECK: r7:6 = memd(r29+#32)
; CHECK: memd(r29+#16) = r7:6
; CHECK: r7:6 = memd(r29+#40)
; CHECK: memd(r29+#24) = r7:6
; CHECK: memw(r29+#36) = r3
; CHECK: memw(r29+#40) = r4
; CHECK: memw(r29+#44) = r5
; CHECK: r29 = add(r29,#16)
%struct.AAA = type { i32, i32, i32, i32 }
%struct.__va_list_tag = type { i8*, i8*, i8* }
@aaa = global %struct.AAA { i32 100, i32 200, i32 300, i32 400 }, align 4
@xxx = global %struct.AAA { i32 100, i32 200, i32 300, i32 400 }, align 4
@yyy = global %struct.AAA { i32 100, i32 200, i32 300, i32 400 }, align 4
@ccc = global %struct.AAA { i32 10, i32 20, i32 30, i32 40 }, align 4
@fff = global %struct.AAA { i32 1, i32 2, i32 3, i32 4 }, align 4
@.str = private unnamed_addr constant [13 x i8] c"result = %d\0A\00", align 1
; Function Attrs: nounwind
define i32 @foo(i32 %xx, i32 %z, i32 %m, %struct.AAA* byval(%struct.AAA) align 4 %bbb, %struct.AAA* byval(%struct.AAA) align 4 %GGG, ...) #0 {
entry:
%xx.addr = alloca i32, align 4
%z.addr = alloca i32, align 4
%m.addr = alloca i32, align 4
%ap = alloca [1 x %struct.__va_list_tag], align 8
%d = alloca i32, align 4
%ret = alloca i32, align 4
%ddd = alloca %struct.AAA, align 4
%ggg = alloca %struct.AAA, align 4
%nnn = alloca %struct.AAA, align 4
store i32 %xx, i32* %xx.addr, align 4
store i32 %z, i32* %z.addr, align 4
store i32 %m, i32* %m.addr, align 4
store i32 0, i32* %ret, align 4
%arraydecay = getelementptr inbounds [1 x %struct.__va_list_tag], [1 x %struct.__va_list_tag]* %ap, i32 0, i32 0
%arraydecay1 = bitcast %struct.__va_list_tag* %arraydecay to i8*
call void @llvm.va_start(i8* %arraydecay1)
%d2 = getelementptr inbounds %struct.AAA, %struct.AAA* %bbb, i32 0, i32 3
%0 = load i32, i32* %d2, align 4
%1 = load i32, i32* %ret, align 4
%add = add nsw i32 %1, %0
store i32 %add, i32* %ret, align 4
%2 = load i32, i32* %z.addr, align 4
%3 = load i32, i32* %ret, align 4
%add3 = add nsw i32 %3, %2
store i32 %add3, i32* %ret, align 4
%arraydecay4 = getelementptr inbounds [1 x %struct.__va_list_tag], [1 x %struct.__va_list_tag]* %ap, i32 0, i32 0
br label %vaarg.maybe_reg
vaarg.maybe_reg: ; preds = %entry
%__current_saved_reg_area_pointer_p = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %arraydecay4, i32 0, i32 0
%__current_saved_reg_area_pointer = load i8*, i8** %__current_saved_reg_area_pointer_p
%__saved_reg_area_end_pointer_p = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %arraydecay4, i32 0, i32 1
%__saved_reg_area_end_pointer = load i8*, i8** %__saved_reg_area_end_pointer_p
%__new_saved_reg_area_pointer = getelementptr i8, i8* %__current_saved_reg_area_pointer, i32 4
%4 = icmp sgt i8* %__new_saved_reg_area_pointer, %__saved_reg_area_end_pointer
br i1 %4, label %vaarg.on_stack, label %vaarg.in_reg
vaarg.in_reg: ; preds = %vaarg.maybe_reg
%5 = bitcast i8* %__current_saved_reg_area_pointer to i32*
store i8* %__new_saved_reg_area_pointer, i8** %__current_saved_reg_area_pointer_p
br label %vaarg.end
vaarg.on_stack: ; preds = %vaarg.maybe_reg
%__overflow_area_pointer_p = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %arraydecay4, i32 0, i32 2
%__overflow_area_pointer = load i8*, i8** %__overflow_area_pointer_p
%__overflow_area_pointer.next = getelementptr i8, i8* %__overflow_area_pointer, i32 4
store i8* %__overflow_area_pointer.next, i8** %__overflow_area_pointer_p
store i8* %__overflow_area_pointer.next, i8** %__current_saved_reg_area_pointer_p
%6 = bitcast i8* %__overflow_area_pointer to i32*
br label %vaarg.end
vaarg.end: ; preds = %vaarg.on_stack, %vaarg.in_reg
%vaarg.addr = phi i32* [ %5, %vaarg.in_reg ], [ %6, %vaarg.on_stack ]
%7 = load i32, i32* %vaarg.addr
store i32 %7, i32* %d, align 4
%8 = load i32, i32* %d, align 4
%9 = load i32, i32* %ret, align 4
%add5 = add nsw i32 %9, %8
store i32 %add5, i32* %ret, align 4
%arraydecay6 = getelementptr inbounds [1 x %struct.__va_list_tag], [1 x %struct.__va_list_tag]* %ap, i32 0, i32 0
%__overflow_area_pointer_p7 = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %arraydecay6, i32 0, i32 2
%__overflow_area_pointer8 = load i8*, i8** %__overflow_area_pointer_p7
%10 = bitcast i8* %__overflow_area_pointer8 to %struct.AAA*
%__overflow_area_pointer.next9 = getelementptr i8, i8* %__overflow_area_pointer8, i32 16
store i8* %__overflow_area_pointer.next9, i8** %__overflow_area_pointer_p7
%11 = bitcast %struct.AAA* %ddd to i8*
%12 = bitcast %struct.AAA* %10 to i8*
call void @llvm.memcpy.p0i8.p0i8.i32(i8* %11, i8* %12, i32 16, i32 4, i1 false)
%d10 = getelementptr inbounds %struct.AAA, %struct.AAA* %ddd, i32 0, i32 3
%13 = load i32, i32* %d10, align 4
%14 = load i32, i32* %ret, align 4
%add11 = add nsw i32 %14, %13
store i32 %add11, i32* %ret, align 4
%arraydecay12 = getelementptr inbounds [1 x %struct.__va_list_tag], [1 x %struct.__va_list_tag]* %ap, i32 0, i32 0
%__overflow_area_pointer_p13 = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %arraydecay12, i32 0, i32 2
%__overflow_area_pointer14 = load i8*, i8** %__overflow_area_pointer_p13
%15 = bitcast i8* %__overflow_area_pointer14 to %struct.AAA*
%__overflow_area_pointer.next15 = getelementptr i8, i8* %__overflow_area_pointer14, i32 16
store i8* %__overflow_area_pointer.next15, i8** %__overflow_area_pointer_p13
%16 = bitcast %struct.AAA* %ggg to i8*
%17 = bitcast %struct.AAA* %15 to i8*
call void @llvm.memcpy.p0i8.p0i8.i32(i8* %16, i8* %17, i32 16, i32 4, i1 false)
%d16 = getelementptr inbounds %struct.AAA, %struct.AAA* %ggg, i32 0, i32 3
%18 = load i32, i32* %d16, align 4
%19 = load i32, i32* %ret, align 4
%add17 = add nsw i32 %19, %18
store i32 %add17, i32* %ret, align 4
%arraydecay18 = getelementptr inbounds [1 x %struct.__va_list_tag], [1 x %struct.__va_list_tag]* %ap, i32 0, i32 0
%__overflow_area_pointer_p19 = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %arraydecay18, i32 0, i32 2
%__overflow_area_pointer20 = load i8*, i8** %__overflow_area_pointer_p19
%20 = bitcast i8* %__overflow_area_pointer20 to %struct.AAA*
%__overflow_area_pointer.next21 = getelementptr i8, i8* %__overflow_area_pointer20, i32 16
store i8* %__overflow_area_pointer.next21, i8** %__overflow_area_pointer_p19
%21 = bitcast %struct.AAA* %nnn to i8*
%22 = bitcast %struct.AAA* %20 to i8*
call void @llvm.memcpy.p0i8.p0i8.i32(i8* %21, i8* %22, i32 16, i32 4, i1 false)
%d22 = getelementptr inbounds %struct.AAA, %struct.AAA* %nnn, i32 0, i32 3
%23 = load i32, i32* %d22, align 4
%24 = load i32, i32* %ret, align 4
%add23 = add nsw i32 %24, %23
store i32 %add23, i32* %ret, align 4
%arraydecay24 = getelementptr inbounds [1 x %struct.__va_list_tag], [1 x %struct.__va_list_tag]* %ap, i32 0, i32 0
br label %vaarg.maybe_reg25
vaarg.maybe_reg25: ; preds = %vaarg.end
%__current_saved_reg_area_pointer_p26 = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %arraydecay24, i32 0, i32 0
%__current_saved_reg_area_pointer27 = load i8*, i8** %__current_saved_reg_area_pointer_p26
%__saved_reg_area_end_pointer_p28 = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %arraydecay24, i32 0, i32 1
%__saved_reg_area_end_pointer29 = load i8*, i8** %__saved_reg_area_end_pointer_p28
%__new_saved_reg_area_pointer30 = getelementptr i8, i8* %__current_saved_reg_area_pointer27, i32 4
%25 = icmp sgt i8* %__new_saved_reg_area_pointer30, %__saved_reg_area_end_pointer29
br i1 %25, label %vaarg.on_stack32, label %vaarg.in_reg31
vaarg.in_reg31: ; preds = %vaarg.maybe_reg25
%26 = bitcast i8* %__current_saved_reg_area_pointer27 to i32*
store i8* %__new_saved_reg_area_pointer30, i8** %__current_saved_reg_area_pointer_p26
br label %vaarg.end36
vaarg.on_stack32: ; preds = %vaarg.maybe_reg25
%__overflow_area_pointer_p33 = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %arraydecay24, i32 0, i32 2
%__overflow_area_pointer34 = load i8*, i8** %__overflow_area_pointer_p33
%__overflow_area_pointer.next35 = getelementptr i8, i8* %__overflow_area_pointer34, i32 4
store i8* %__overflow_area_pointer.next35, i8** %__overflow_area_pointer_p33
store i8* %__overflow_area_pointer.next35, i8** %__current_saved_reg_area_pointer_p26
%27 = bitcast i8* %__overflow_area_pointer34 to i32*
br label %vaarg.end36
vaarg.end36: ; preds = %vaarg.on_stack32, %vaarg.in_reg31
%vaarg.addr37 = phi i32* [ %26, %vaarg.in_reg31 ], [ %27, %vaarg.on_stack32 ]
%28 = load i32, i32* %vaarg.addr37
store i32 %28, i32* %d, align 4
%29 = load i32, i32* %d, align 4
%30 = load i32, i32* %ret, align 4
%add38 = add nsw i32 %30, %29
store i32 %add38, i32* %ret, align 4
%31 = load i32, i32* %m.addr, align 4
%32 = load i32, i32* %ret, align 4
%add39 = add nsw i32 %32, %31
store i32 %add39, i32* %ret, align 4
%arraydecay40 = getelementptr inbounds [1 x %struct.__va_list_tag], [1 x %struct.__va_list_tag]* %ap, i32 0, i32 0
%arraydecay4041 = bitcast %struct.__va_list_tag* %arraydecay40 to i8*
call void @llvm.va_end(i8* %arraydecay4041)
%33 = load i32, i32* %ret, align 4
ret i32 %33
}
; Function Attrs: nounwind
declare void @llvm.va_start(i8*) #1
; Function Attrs: nounwind
declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture readonly, i32, i32, i1) #1
; Function Attrs: nounwind
declare void @llvm.va_end(i8*) #1
; Function Attrs: nounwind
define i32 @main() #0 {
entry:
%retval = alloca i32, align 4
%x = alloca i32, align 4
store i32 0, i32* %retval
%call = call i32 (i32, i32, i32, %struct.AAA*, %struct.AAA*, ...) @foo(i32 1, i32 3, i32 5, %struct.AAA* byval(%struct.AAA) align 4 @aaa, %struct.AAA* byval(%struct.AAA) align 4 @fff, i32 2, %struct.AAA* byval(%struct.AAA) align 4 @xxx, %struct.AAA* byval(%struct.AAA) align 4 @yyy, %struct.AAA* byval(%struct.AAA) align 4 @ccc, i32 4)
store i32 %call, i32* %x, align 4
%0 = load i32, i32* %x, align 4
%call1 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i32 0, i32 0), i32 %0)
%1 = load i32, i32* %x, align 4
ret i32 %1
}
declare i32 @printf(i8*, ...) #2
attributes #0 = { nounwind }
!llvm.ident = !{!0}
!0 = !{!"Clang 3.1"}
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