forked from OSchip/llvm-project
92 lines
2.6 KiB
LLVM
92 lines
2.6 KiB
LLVM
; RUN: llc %s -mtriple=x86_64-unknown-unknown -pass-remarks=stack-protector -o /dev/null 2>&1 | FileCheck %s
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; CHECK-NOT: nossp
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; CHECK: function attribute_ssp
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; CHECK-SAME: a function attribute or command-line switch
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; CHECK-NOT: alloca_fixed_small_nossp
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; CHECK: function alloca_fixed_small_ssp
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; CHECK-SAME: a call to alloca or use of a variable length array
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; CHECK: function alloca_fixed_large_ssp
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; CHECK-SAME: a call to alloca or use of a variable length array
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; CHECK: function alloca_variable_ssp
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; CHECK-SAME: a call to alloca or use of a variable length array
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; CHECK: function buffer_ssp
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; CHECK-SAME: a stack allocated buffer or struct containing a buffer
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; CHECK: function struct_ssp
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; CHECK-SAME: a stack allocated buffer or struct containing a buffer
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; CHECK: function address_ssp
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; CHECK-SAME: the address of a local variable being taken
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; CHECK: function multiple_ssp
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; CHECK-SAME: a function attribute or command-line switch
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; CHECK: function multiple_ssp
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; CHECK-SAME: a stack allocated buffer or struct containing a buffer
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; CHECK: function multiple_ssp
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; CHECK-SAME: a stack allocated buffer or struct containing a buffer
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; CHECK: function multiple_ssp
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; CHECK-SAME: the address of a local variable being taken
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; CHECK: function multiple_ssp
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; CHECK-SAME: a call to alloca or use of a variable length array
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; Check that no remark is emitted when the switch is not specified.
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; RUN: llc %s -mtriple=x86_64-unknown-unknown -o /dev/null 2>&1 | FileCheck %s -check-prefix=NOREMARK -allow-empty
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; NOREMARK-NOT: ssp
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define void @nossp() ssp {
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ret void
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}
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define void @attribute_ssp() sspreq {
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ret void
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}
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define void @alloca_fixed_small_nossp() ssp {
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%1 = alloca i8, i64 2, align 16
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ret void
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}
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define void @alloca_fixed_small_ssp() sspstrong {
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%1 = alloca i8, i64 2, align 16
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ret void
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}
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define void @alloca_fixed_large_ssp() ssp {
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%1 = alloca i8, i64 64, align 16
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ret void
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}
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define void @alloca_variable_ssp(i64 %x) ssp {
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%1 = alloca i8, i64 %x, align 16
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ret void
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}
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define void @buffer_ssp() sspstrong {
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%x = alloca [64 x i32], align 16
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ret void
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}
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%struct.X = type { [64 x i32] }
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define void @struct_ssp() sspstrong {
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%x = alloca %struct.X, align 4
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ret void
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}
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define void @address_ssp() sspstrong {
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entry:
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%x = alloca i32, align 4
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%y = alloca i32*, align 8
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store i32 32, i32* %x, align 4
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store i32* %x, i32** %y, align 8
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ret void
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}
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define void @multiple_ssp() sspreq {
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entry:
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%x = alloca %struct.X, align 4
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%y = alloca [64 x i32], align 16
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%a = alloca i32, align 4
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%b = alloca i32*, align 8
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%0 = alloca i8, i64 2, align 16
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store i32 32, i32* %a, align 4
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store i32* %a, i32** %b, align 8
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ret void
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}
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