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linux-packaging-mono/external/llvm/test/Instrumentation/HWAddressSanitizer/basic.ll
Xamarin Public Jenkins (auto-signing) 279aa8f685 Imported Upstream version 5.18.0.246 
Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833
2019-01-23 08:21:40 +00:00

337 lines
11 KiB
LLVM
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; Test basic address sanitizer instrumentation.
;
; RUN: opt < %s -hwasan -hwasan-recover=0 -S | FileCheck %s --check-prefixes=CHECK,ABORT
; RUN: opt < %s -hwasan -hwasan-recover=1 -S | FileCheck %s --check-prefixes=CHECK,RECOVER
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "aarch64--linux-android"
define i8 @test_load8(i8* %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load8(
; CHECK: %[[A:[^ ]*]] = ptrtoint i8* %a to i64
; CHECK: %[[B:[^ ]*]] = lshr i64 %[[A]], 56
; CHECK: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8
; CHECK: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935
; CHECK: %[[D:[^ ]*]] = lshr i64 %[[C]], 4
; CHECK: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to i8*
; CHECK: %[[MEMTAG:[^ ]*]] = load i8, i8* %[[E]]
; CHECK: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]]
; CHECK: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}}
; ABORT: call void asm sideeffect "hlt #256", "{x0}"(i64 %[[A]])
; ABORT: unreachable
; RECOVER: call void asm sideeffect "hlt #288", "{x0}"(i64 %[[A]])
; RECOVER: br label
; CHECK: %[[G:[^ ]*]] = load i8, i8* %a, align 4
; CHECK: ret i8 %[[G]]
entry:
%b = load i8, i8* %a, align 4
ret i8 %b
}
define i16 @test_load16(i16* %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load16(
; CHECK: %[[A:[^ ]*]] = ptrtoint i16* %a to i64
; CHECK: %[[B:[^ ]*]] = lshr i64 %[[A]], 56
; CHECK: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8
; CHECK: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935
; CHECK: %[[D:[^ ]*]] = lshr i64 %[[C]], 4
; CHECK: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to i8*
; CHECK: %[[MEMTAG:[^ ]*]] = load i8, i8* %[[E]]
; CHECK: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]]
; CHECK: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}}
; ABORT: call void asm sideeffect "hlt #257", "{x0}"(i64 %[[A]])
; ABORT: unreachable
; RECOVER: call void asm sideeffect "hlt #289", "{x0}"(i64 %[[A]])
; RECOVER: br label
; CHECK: %[[G:[^ ]*]] = load i16, i16* %a, align 4
; CHECK: ret i16 %[[G]]
entry:
%b = load i16, i16* %a, align 4
ret i16 %b
}
define i32 @test_load32(i32* %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load32(
; CHECK: %[[A:[^ ]*]] = ptrtoint i32* %a to i64
; CHECK: %[[B:[^ ]*]] = lshr i64 %[[A]], 56
; CHECK: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8
; CHECK: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935
; CHECK: %[[D:[^ ]*]] = lshr i64 %[[C]], 4
; CHECK: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to i8*
; CHECK: %[[MEMTAG:[^ ]*]] = load i8, i8* %[[E]]
; CHECK: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]]
; CHECK: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}}
; ABORT: call void asm sideeffect "hlt #258", "{x0}"(i64 %[[A]])
; ABORT: unreachable
; RECOVER: call void asm sideeffect "hlt #290", "{x0}"(i64 %[[A]])
; RECOVER: br label
; CHECK: %[[G:[^ ]*]] = load i32, i32* %a, align 4
; CHECK: ret i32 %[[G]]
entry:
%b = load i32, i32* %a, align 4
ret i32 %b
}
define i64 @test_load64(i64* %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load64(
; CHECK: %[[A:[^ ]*]] = ptrtoint i64* %a to i64
; CHECK: %[[B:[^ ]*]] = lshr i64 %[[A]], 56
; CHECK: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8
; CHECK: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935
; CHECK: %[[D:[^ ]*]] = lshr i64 %[[C]], 4
; CHECK: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to i8*
; CHECK: %[[MEMTAG:[^ ]*]] = load i8, i8* %[[E]]
; CHECK: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]]
; CHECK: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}}
; ABORT: call void asm sideeffect "hlt #259", "{x0}"(i64 %[[A]])
; ABORT: unreachable
; RECOVER: call void asm sideeffect "hlt #291", "{x0}"(i64 %[[A]])
; RECOVER: br label
; CHECK: %[[G:[^ ]*]] = load i64, i64* %a, align 8
; CHECK: ret i64 %[[G]]
entry:
%b = load i64, i64* %a, align 8
ret i64 %b
}
define i128 @test_load128(i128* %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load128(
; CHECK: %[[A:[^ ]*]] = ptrtoint i128* %a to i64
; CHECK: %[[B:[^ ]*]] = lshr i64 %[[A]], 56
; CHECK: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8
; CHECK: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935
; CHECK: %[[D:[^ ]*]] = lshr i64 %[[C]], 4
; CHECK: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to i8*
; CHECK: %[[MEMTAG:[^ ]*]] = load i8, i8* %[[E]]
; CHECK: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]]
; CHECK: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}}
; ABORT: call void asm sideeffect "hlt #260", "{x0}"(i64 %[[A]])
; ABORT: unreachable
; RECOVER: call void asm sideeffect "hlt #292", "{x0}"(i64 %[[A]])
; RECOVER: br label
; CHECK: %[[G:[^ ]*]] = load i128, i128* %a, align 16
; CHECK: ret i128 %[[G]]
entry:
%b = load i128, i128* %a, align 16
ret i128 %b
}
define i40 @test_load40(i40* %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load40(
; CHECK: %[[A:[^ ]*]] = ptrtoint i40* %a to i64
; ABORT: call void @__hwasan_load(i64 %[[A]], i64 5)
; RECOVER: call void @__hwasan_load_noabort(i64 %[[A]], i64 5)
; CHECK: %[[B:[^ ]*]] = load i40, i40* %a
; CHECK: ret i40 %[[B]]
entry:
%b = load i40, i40* %a, align 4
ret i40 %b
}
define void @test_store8(i8* %a, i8 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store8(
; CHECK: %[[A:[^ ]*]] = ptrtoint i8* %a to i64
; CHECK: %[[B:[^ ]*]] = lshr i64 %[[A]], 56
; CHECK: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8
; CHECK: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935
; CHECK: %[[D:[^ ]*]] = lshr i64 %[[C]], 4
; CHECK: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to i8*
; CHECK: %[[MEMTAG:[^ ]*]] = load i8, i8* %[[E]]
; CHECK: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]]
; CHECK: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}}
; ABORT: call void asm sideeffect "hlt #272", "{x0}"(i64 %[[A]])
; ABORT: unreachable
; RECOVER: call void asm sideeffect "hlt #304", "{x0}"(i64 %[[A]])
; RECOVER: br label
; CHECK: store i8 %b, i8* %a, align 4
; CHECK: ret void
entry:
store i8 %b, i8* %a, align 4
ret void
}
define void @test_store16(i16* %a, i16 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store16(
; CHECK: %[[A:[^ ]*]] = ptrtoint i16* %a to i64
; CHECK: %[[B:[^ ]*]] = lshr i64 %[[A]], 56
; CHECK: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8
; CHECK: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935
; CHECK: %[[D:[^ ]*]] = lshr i64 %[[C]], 4
; CHECK: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to i8*
; CHECK: %[[MEMTAG:[^ ]*]] = load i8, i8* %[[E]]
; CHECK: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]]
; CHECK: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}}
; ABORT: call void asm sideeffect "hlt #273", "{x0}"(i64 %[[A]])
; ABORT: unreachable
; RECOVER: call void asm sideeffect "hlt #305", "{x0}"(i64 %[[A]])
; RECOVER: br label
; CHECK: store i16 %b, i16* %a, align 4
; CHECK: ret void
entry:
store i16 %b, i16* %a, align 4
ret void
}
define void @test_store32(i32* %a, i32 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store32(
; CHECK: %[[A:[^ ]*]] = ptrtoint i32* %a to i64
; CHECK: %[[B:[^ ]*]] = lshr i64 %[[A]], 56
; CHECK: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8
; CHECK: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935
; CHECK: %[[D:[^ ]*]] = lshr i64 %[[C]], 4
; CHECK: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to i8*
; CHECK: %[[MEMTAG:[^ ]*]] = load i8, i8* %[[E]]
; CHECK: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]]
; CHECK: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}}
; ABORT: call void asm sideeffect "hlt #274", "{x0}"(i64 %[[A]])
; ABORT: unreachable
; RECOVER: call void asm sideeffect "hlt #306", "{x0}"(i64 %[[A]])
; RECOVER: br label
; CHECK: store i32 %b, i32* %a, align 4
; CHECK: ret void
entry:
store i32 %b, i32* %a, align 4
ret void
}
define void @test_store64(i64* %a, i64 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store64(
; CHECK: %[[A:[^ ]*]] = ptrtoint i64* %a to i64
; CHECK: %[[B:[^ ]*]] = lshr i64 %[[A]], 56
; CHECK: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8
; CHECK: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935
; CHECK: %[[D:[^ ]*]] = lshr i64 %[[C]], 4
; CHECK: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to i8*
; CHECK: %[[MEMTAG:[^ ]*]] = load i8, i8* %[[E]]
; CHECK: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]]
; CHECK: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}}
; ABORT: call void asm sideeffect "hlt #275", "{x0}"(i64 %[[A]])
; ABORT: unreachable
; RECOVER: call void asm sideeffect "hlt #307", "{x0}"(i64 %[[A]])
; RECOVER: br label
; CHECK: store i64 %b, i64* %a, align 8
; CHECK: ret void
entry:
store i64 %b, i64* %a, align 8
ret void
}
define void @test_store128(i128* %a, i128 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store128(
; CHECK: %[[A:[^ ]*]] = ptrtoint i128* %a to i64
; CHECK: %[[B:[^ ]*]] = lshr i64 %[[A]], 56
; CHECK: %[[PTRTAG:[^ ]*]] = trunc i64 %[[B]] to i8
; CHECK: %[[C:[^ ]*]] = and i64 %[[A]], 72057594037927935
; CHECK: %[[D:[^ ]*]] = lshr i64 %[[C]], 4
; CHECK: %[[E:[^ ]*]] = inttoptr i64 %[[D]] to i8*
; CHECK: %[[MEMTAG:[^ ]*]] = load i8, i8* %[[E]]
; CHECK: %[[F:[^ ]*]] = icmp ne i8 %[[PTRTAG]], %[[MEMTAG]]
; CHECK: br i1 %[[F]], label {{.*}}, label {{.*}}, !prof {{.*}}
; ABORT: call void asm sideeffect "hlt #276", "{x0}"(i64 %[[A]])
; ABORT: unreachable
; RECOVER: call void asm sideeffect "hlt #308", "{x0}"(i64 %[[A]])
; RECOVER: br label
; CHECK: store i128 %b, i128* %a, align 16
; CHECK: ret void
entry:
store i128 %b, i128* %a, align 16
ret void
}
define void @test_store40(i40* %a, i40 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store40(
; CHECK: %[[A:[^ ]*]] = ptrtoint i40* %a to i64
; ABORT: call void @__hwasan_store(i64 %[[A]], i64 5)
; RECOVER: call void @__hwasan_store_noabort(i64 %[[A]], i64 5)
; CHECK: store i40 %b, i40* %a
; CHECK: ret void
entry:
store i40 %b, i40* %a, align 4
ret void
}
define void @test_store_unaligned(i64* %a, i64 %b) sanitize_hwaddress {
; CHECK-LABEL: @test_store_unaligned(
; CHECK: %[[A:[^ ]*]] = ptrtoint i64* %a to i64
; ABORT: call void @__hwasan_store(i64 %[[A]], i64 8)
; RECOVER: call void @__hwasan_store_noabort(i64 %[[A]], i64 8)
; CHECK: store i64 %b, i64* %a, align 4
; CHECK: ret void
entry:
store i64 %b, i64* %a, align 4
ret void
}
define i8 @test_load_noattr(i8* %a) {
; CHECK-LABEL: @test_load_noattr(
; CHECK-NEXT: entry:
; CHECK-NEXT: %[[B:[^ ]*]] = load i8, i8* %a
; CHECK-NEXT: ret i8 %[[B]]
entry:
%b = load i8, i8* %a, align 4
ret i8 %b
}
define i8 @test_load_notmyattr(i8* %a) sanitize_address {
; CHECK-LABEL: @test_load_notmyattr(
; CHECK-NEXT: entry:
; CHECK-NEXT: %[[B:[^ ]*]] = load i8, i8* %a
; CHECK-NEXT: ret i8 %[[B]]
entry:
%b = load i8, i8* %a, align 4
ret i8 %b
}
define i8 @test_load_addrspace(i8 addrspace(256)* %a) sanitize_hwaddress {
; CHECK-LABEL: @test_load_addrspace(
; CHECK-NEXT: entry:
; CHECK-NEXT: %[[B:[^ ]*]] = load i8, i8 addrspace(256)* %a
; CHECK-NEXT: ret i8 %[[B]]
entry:
%b = load i8, i8 addrspace(256)* %a, align 4
ret i8 %b
}
; CHECK: declare void @__hwasan_init()
; CHECK: define internal void @hwasan.module_ctor() {
; CHECK-NEXT: call void @__hwasan_init()
; CHECK-NEXT: ret void
; CHECK-NEXT: }
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