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