forked from OSchip/llvm-project
63 lines
2.1 KiB
LLVM
63 lines
2.1 KiB
LLVM
; RUN: llc -o - %s -mtriple=aarch64-windows | FileCheck %s
|
|
; Check that the stack bump around a funclet is computed correctly in both the
|
|
; prologue and epilogue in the case we have a MaxCallFrameSize > 0 and are doing alloca
|
|
target datalayout = "e-m:w-p:64:64-i32:32-i64:64-i128:128-n32:64-S128"
|
|
target triple = "aarch64-pc-windows-msvc19.25.28611"
|
|
|
|
; // requires passing arguments on the stack
|
|
; void test2(void*, int, int, int, int, int, int, int, int);
|
|
;
|
|
; // function with the funclet being checked
|
|
; void test1(size_t bytes)
|
|
; {
|
|
; // alloca forces a separate callee save bump and stack bump
|
|
; void *data = _alloca(bytes);
|
|
; try {
|
|
; test2(data, 0, 1, 2, 3, 4, 5, 6, 7);
|
|
; } catch (...) {
|
|
; // the funclet being checked
|
|
; }
|
|
; }
|
|
|
|
; CHECK-LABEL: ?catch$2@?0??test1@@YAX_K@Z@4HA
|
|
; CHECK: sub sp, sp, #16
|
|
; CHECK: add sp, sp, #16
|
|
; Function Attrs: uwtable
|
|
define dso_local void @"?test1@@YAX_K@Z"(i64 %0) #0 personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
|
|
%2 = alloca i64, align 8
|
|
%3 = alloca i8*, align 8
|
|
store i64 %0, i64* %2, align 8
|
|
%4 = load i64, i64* %2, align 8
|
|
%5 = alloca i8, i64 %4, align 16
|
|
store i8* %5, i8** %3, align 8
|
|
%6 = load i8*, i8** %3, align 8
|
|
invoke void @"?test2@@YAXPEAXHHHHHHHH@Z"(i8* %6, i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7)
|
|
to label %13 unwind label %7
|
|
|
|
7: ; preds = %1
|
|
%8 = catchswitch within none [label %9] unwind to caller
|
|
|
|
9: ; preds = %7
|
|
%10 = catchpad within %8 [i8* null, i32 64, i8* null]
|
|
catchret from %10 to label %11
|
|
|
|
11: ; preds = %9
|
|
br label %12
|
|
|
|
12: ; preds = %11, %13
|
|
ret void
|
|
|
|
13: ; preds = %1
|
|
br label %12
|
|
}
|
|
|
|
declare dso_local void @"?test2@@YAXPEAXHHHHHHHH@Z"(i8*, i32, i32, i32, i32, i32, i32, i32, i32) #1
|
|
|
|
declare dso_local i32 @__CxxFrameHandler3(...)
|
|
|
|
attributes #0 = { uwtable }
|
|
|
|
!llvm.module.flags = !{!0}
|
|
|
|
!0 = !{i32 1, !"wchar_size", i32 2}
|