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35d2102133
Inlining between functions with different values of sanitize_* attributes leads to over- or under-sanitizing, which is always bad. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187967 91177308-0d34-0410-b5e6-96231b3b80d8
113 lines
3.5 KiB
LLVM
113 lines
3.5 KiB
LLVM
; RUN: opt < %s -inline -S | FileCheck %s
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target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
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define i32 @noattr_callee(i32 %i) {
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ret i32 %i
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}
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define i32 @sanitize_address_callee(i32 %i) sanitize_address {
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ret i32 %i
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}
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define i32 @sanitize_thread_callee(i32 %i) sanitize_thread {
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ret i32 %i
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}
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define i32 @sanitize_memory_callee(i32 %i) sanitize_memory {
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ret i32 %i
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}
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define i32 @alwaysinline_callee(i32 %i) alwaysinline {
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ret i32 %i
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}
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define i32 @alwaysinline_sanitize_address_callee(i32 %i) alwaysinline sanitize_address {
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ret i32 %i
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}
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define i32 @alwaysinline_sanitize_thread_callee(i32 %i) alwaysinline sanitize_thread {
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ret i32 %i
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}
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define i32 @alwaysinline_sanitize_memory_callee(i32 %i) alwaysinline sanitize_memory {
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ret i32 %i
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}
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; Check that:
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; * noattr callee is inlined into noattr caller,
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; * sanitize_(address|memory|thread) callee is not inlined into noattr caller,
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; * alwaysinline callee is always inlined no matter what sanitize_* attributes are present.
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define i32 @test_no_sanitize_address(i32 %arg) {
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%x1 = call i32 @noattr_callee(i32 %arg)
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%x2 = call i32 @sanitize_address_callee(i32 %x1)
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%x3 = call i32 @alwaysinline_callee(i32 %x2)
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%x4 = call i32 @alwaysinline_sanitize_address_callee(i32 %x3)
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ret i32 %x4
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; CHECK-LABEL: @test_no_sanitize_address(
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; CHECK-NEXT: @sanitize_address_callee
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; CHECK-NEXT: ret i32
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}
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define i32 @test_no_sanitize_memory(i32 %arg) {
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%x1 = call i32 @noattr_callee(i32 %arg)
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%x2 = call i32 @sanitize_memory_callee(i32 %x1)
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%x3 = call i32 @alwaysinline_callee(i32 %x2)
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%x4 = call i32 @alwaysinline_sanitize_memory_callee(i32 %x3)
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ret i32 %x4
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; CHECK-LABEL: @test_no_sanitize_memory(
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; CHECK-NEXT: @sanitize_memory_callee
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; CHECK-NEXT: ret i32
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}
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define i32 @test_no_sanitize_thread(i32 %arg) {
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%x1 = call i32 @noattr_callee(i32 %arg)
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%x2 = call i32 @sanitize_thread_callee(i32 %x1)
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%x3 = call i32 @alwaysinline_callee(i32 %x2)
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%x4 = call i32 @alwaysinline_sanitize_thread_callee(i32 %x3)
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ret i32 %x4
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; CHECK-LABEL: @test_no_sanitize_thread(
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; CHECK-NEXT: @sanitize_thread_callee
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; CHECK-NEXT: ret i32
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}
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; Check that:
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; * noattr callee is not inlined into sanitize_(address|memory|thread) caller,
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; * sanitize_(address|memory|thread) callee is inlined into the caller with the same attribute,
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; * alwaysinline callee is always inlined no matter what sanitize_* attributes are present.
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define i32 @test_sanitize_address(i32 %arg) sanitize_address {
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%x1 = call i32 @noattr_callee(i32 %arg)
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%x2 = call i32 @sanitize_address_callee(i32 %x1)
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%x3 = call i32 @alwaysinline_callee(i32 %x2)
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%x4 = call i32 @alwaysinline_sanitize_address_callee(i32 %x3)
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ret i32 %x4
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; CHECK-LABEL: @test_sanitize_address(
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; CHECK-NEXT: @noattr_callee
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; CHECK-NEXT: ret i32
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}
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define i32 @test_sanitize_memory(i32 %arg) sanitize_memory {
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%x1 = call i32 @noattr_callee(i32 %arg)
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%x2 = call i32 @sanitize_memory_callee(i32 %x1)
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%x3 = call i32 @alwaysinline_callee(i32 %x2)
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%x4 = call i32 @alwaysinline_sanitize_memory_callee(i32 %x3)
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ret i32 %x4
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; CHECK-LABEL: @test_sanitize_memory(
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; CHECK-NEXT: @noattr_callee
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; CHECK-NEXT: ret i32
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}
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define i32 @test_sanitize_thread(i32 %arg) sanitize_thread {
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%x1 = call i32 @noattr_callee(i32 %arg)
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%x2 = call i32 @sanitize_thread_callee(i32 %x1)
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%x3 = call i32 @alwaysinline_callee(i32 %x2)
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%x4 = call i32 @alwaysinline_sanitize_thread_callee(i32 %x3)
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ret i32 %x4
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; CHECK-LABEL: @test_sanitize_thread(
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; CHECK-NEXT: @noattr_callee
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; CHECK-NEXT: ret i32
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}
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