68 lines
1.8 KiB
LLVM
68 lines
1.8 KiB
LLVM
|
; Test basic address sanitizer instrumentation.
|
||
|
|
;
|
||
|
|
; RUN: opt < %s -passes=hwasan -hwasan-instrument-with-calls -S | FileCheck %s --check-prefixes=CHECK,ABORT
|
||
|
|
; RUN: opt < %s -passes=hwasan -hwasan-instrument-with-calls -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 = "x86_64-unknown-linux-gnu"
|
||
|
|
|
||
|
|
define i8 @test_load8(ptr %a) sanitize_hwaddress {
|
||
|
|
; CHECK-LABEL: @test_load8(
|
||
|
|
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %a to i64
|
||
|
|
|
||
|
|
; ABORT: call void @__hwasan_load1(i64 %[[A]])
|
||
|
|
; RECOVER: call void @__hwasan_load1_noabort(i64 %[[A]])
|
||
|
|
|
||
|
|
; CHECK: %[[B:[^ ]*]] = load i8, ptr %a
|
||
|
|
; CHECK: ret i8 %[[B]]
|
||
|
|
|
||
|
|
entry:
|
||
|
|
%b = load i8, ptr %a, align 4
|
||
|
|
ret i8 %b
|
||
|
|
}
|
||
|
|
|
||
|
|
define i40 @test_load40(ptr %a) sanitize_hwaddress {
|
||
|
|
; CHECK-LABEL: @test_load40(
|
||
|
|
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %a to i64
|
||
|
|
|
||
|
|
; ABORT: call void @__hwasan_loadN(i64 %[[A]], i64 5)
|
||
|
|
; RECOVER: call void @__hwasan_loadN_noabort(i64 %[[A]], i64 5)
|
||
|
|
|
||
|
|
; CHECK: %[[B:[^ ]*]] = load i40, ptr %a
|
||
|
|
; CHECK: ret i40 %[[B]]
|
||
|
|
|
||
|
|
entry:
|
||
|
|
%b = load i40, ptr %a, align 4
|
||
|
|
ret i40 %b
|
||
|
|
}
|
||
|
|
|
||
|
|
define void @test_store8(ptr %a, i8 %b) sanitize_hwaddress {
|
||
|
|
; CHECK-LABEL: @test_store8(
|
||
|
|
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %a to i64
|
||
|
|
|
||
|
|
; ABORT: call void @__hwasan_store1(i64 %[[A]])
|
||
|
|
; RECOVER: call void @__hwasan_store1_noabort(i64 %[[A]])
|
||
|
|
|
||
|
|
; CHECK: store i8 %b, ptr %a
|
||
|
|
; CHECK: ret void
|
||
|
|
|
||
|
|
entry:
|
||
|
|
store i8 %b, ptr %a, align 4
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
define void @test_store40(ptr %a, i40 %b) sanitize_hwaddress {
|
||
|
|
; CHECK-LABEL: @test_store40(
|
||
|
|
; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %a to i64
|
||
|
|
|
||
|
|
; ABORT: call void @__hwasan_storeN(i64 %[[A]], i64 5)
|
||
|
|
; RECOVER: call void @__hwasan_storeN_noabort(i64 %[[A]], i64 5)
|
||
|
|
|
||
|
|
; CHECK: store i40 %b, ptr %a
|
||
|
|
; CHECK: ret void
|
||
|
|
|
||
|
|
entry:
|
||
|
|
store i40 %b, ptr %a, align 4
|
||
|
|
ret void
|
||
|
|
}
|