1; Test basic address sanitizer instrumentation. 2; 3; RUN: opt < %s -passes=hwasan -hwasan-instrument-with-calls -S | FileCheck %s --check-prefixes=CHECK,ABORT 4; RUN: opt < %s -passes=hwasan -hwasan-instrument-with-calls -hwasan-recover=1 -S | FileCheck %s --check-prefixes=CHECK,RECOVER 5 6target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" 7target triple = "x86_64-unknown-linux-gnu" 8 9define i8 @test_load8(ptr %a) sanitize_hwaddress { 10; CHECK-LABEL: @test_load8( 11; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 12 13; ABORT: call void @__hwasan_load1(i64 %[[A]]) 14; RECOVER: call void @__hwasan_load1_noabort(i64 %[[A]]) 15 16; CHECK: %[[B:[^ ]*]] = load i8, ptr %a 17; CHECK: ret i8 %[[B]] 18 19entry: 20 %b = load i8, ptr %a, align 4 21 ret i8 %b 22} 23 24define i40 @test_load40(ptr %a) sanitize_hwaddress { 25; CHECK-LABEL: @test_load40( 26; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 27 28; ABORT: call void @__hwasan_loadN(i64 %[[A]], i64 5) 29; RECOVER: call void @__hwasan_loadN_noabort(i64 %[[A]], i64 5) 30 31; CHECK: %[[B:[^ ]*]] = load i40, ptr %a 32; CHECK: ret i40 %[[B]] 33 34entry: 35 %b = load i40, ptr %a, align 4 36 ret i40 %b 37} 38 39define void @test_store8(ptr %a, i8 %b) sanitize_hwaddress { 40; CHECK-LABEL: @test_store8( 41; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 42 43; ABORT: call void @__hwasan_store1(i64 %[[A]]) 44; RECOVER: call void @__hwasan_store1_noabort(i64 %[[A]]) 45 46; CHECK: store i8 %b, ptr %a 47; CHECK: ret void 48 49entry: 50 store i8 %b, ptr %a, align 4 51 ret void 52} 53 54define void @test_store40(ptr %a, i40 %b) sanitize_hwaddress { 55; CHECK-LABEL: @test_store40( 56; CHECK: %[[A:[^ ]*]] = ptrtoint ptr %a to i64 57 58; ABORT: call void @__hwasan_storeN(i64 %[[A]], i64 5) 59; RECOVER: call void @__hwasan_storeN_noabort(i64 %[[A]], i64 5) 60 61; CHECK: store i40 %b, ptr %a 62; CHECK: ret void 63 64entry: 65 store i40 %b, ptr %a, align 4 66 ret void 67} 68