13e8eff37SArthur Eubanks; RUN: opt < %s -passes=dfsan -S | FileCheck %s --check-prefixes=CHECK,CHECK_NO_ORIGIN -DSHADOW_XOR_MASK=87960930222080 --dump-input-context=100 23e8eff37SArthur Eubanks; RUN: opt < %s -passes=dfsan -dfsan-track-origins=1 -S | FileCheck %s --check-prefixes=CHECK,CHECK_ORIGIN1 -DSHADOW_XOR_MASK=87960930222080 --dump-input-context=100 33e8eff37SArthur Eubanks; RUN: opt < %s -passes=dfsan -dfsan-track-origins=2 -S | FileCheck %s --check-prefixes=CHECK_ORIGIN2 -DSHADOW_XOR_MASK=87960930222080 --dump-input-context=100 47e658b2fSJianzhou Zhaotarget datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" 57e658b2fSJianzhou Zhaotarget triple = "x86_64-unknown-linux-gnu" 67e658b2fSJianzhou Zhao 77e658b2fSJianzhou Zhao; CHECK: @__dfsan_arg_tls = external thread_local(initialexec) global [100 x i64] 87e658b2fSJianzhou Zhao; CHECK: @__dfsan_retval_tls = external thread_local(initialexec) global [100 x i64] 97e658b2fSJianzhou Zhao; CHECK: @__dfsan_arg_origin_tls = external thread_local(initialexec) global [200 x i32] 107e658b2fSJianzhou Zhao; CHECK: @__dfsan_retval_origin_tls = external thread_local(initialexec) global i32 117e658b2fSJianzhou Zhao; CHECK_NO_ORIGIN: @__dfsan_track_origins = weak_odr constant i32 0 12ae6648ceSJianzhou Zhao; CHECK_ORIGIN1: @__dfsan_track_origins = weak_odr constant i32 1 13ae6648ceSJianzhou Zhao; CHECK_ORIGIN2: @__dfsan_track_origins = weak_odr constant i32 2 1466c3444fSMatt Arsenaultdefine i8 @load(ptr %p) { 15c6b5a25eSGeorge Balatsouras ; CHECK-LABEL: define i8 @load.dfsan 1645f6d552SAndrew Browne ; CHECK: xor i64 {{.*}}, [[SHADOW_XOR_MASK]] 17db7fe6cdSJianzhou Zhao ; CHECK: ret i8 %a 1866c3444fSMatt Arsenault %a = load i8, ptr %p 19db7fe6cdSJianzhou Zhao ret i8 %a 20db7fe6cdSJianzhou Zhao} 21db7fe6cdSJianzhou Zhao 2266c3444fSMatt Arsenaultdefine void @store(ptr %p) { 23c6b5a25eSGeorge Balatsouras ; CHECK-LABEL: define void @store.dfsan 2445f6d552SAndrew Browne ; CHECK: xor i64 {{.*}}, [[SHADOW_XOR_MASK]] 25db7fe6cdSJianzhou Zhao ; CHECK: ret void 2666c3444fSMatt Arsenault store i8 0, ptr %p 27db7fe6cdSJianzhou Zhao ret void 28db7fe6cdSJianzhou Zhao} 29db7fe6cdSJianzhou Zhao 30*ecb85b5cSFangrui Song; CHECK: declare void @__dfsan_load_callback(i8 zeroext, ptr) 31*ecb85b5cSFangrui Song; CHECK: declare void @__dfsan_store_callback(i8 zeroext, ptr) 3266c3444fSMatt Arsenault; CHECK: declare void @__dfsan_mem_transfer_callback(ptr, i64) 33*ecb85b5cSFangrui Song; CHECK: declare void @__dfsan_cmp_callback(i8 zeroext) 347e658b2fSJianzhou Zhao 35304f1d59SNikita Popov; CHECK: ; Function Attrs: nounwind memory(read) 36*ecb85b5cSFangrui Song; CHECK-NEXT: declare zeroext i8 @__dfsan_union_load(ptr, i64) 377e658b2fSJianzhou Zhao 38304f1d59SNikita Popov; CHECK: ; Function Attrs: nounwind memory(read) 3966c3444fSMatt Arsenault; CHECK-NEXT: declare zeroext i64 @__dfsan_load_label_and_origin(ptr, i64) 407e658b2fSJianzhou Zhao 4166c3444fSMatt Arsenault; CHECK: declare void @__dfsan_unimplemented(ptr) 42*ecb85b5cSFangrui Song; CHECK: declare void @__dfsan_set_label(i8 zeroext, i32 zeroext, ptr, i64) 437e658b2fSJianzhou Zhao; CHECK: declare void @__dfsan_nonzero_label() 4466c3444fSMatt Arsenault; CHECK: declare void @__dfsan_vararg_wrapper(ptr) 457e658b2fSJianzhou Zhao; CHECK: declare zeroext i32 @__dfsan_chain_origin(i32 zeroext) 46*ecb85b5cSFangrui Song; CHECK: declare zeroext i32 @__dfsan_chain_origin_if_tainted(i8 zeroext, i32 zeroext) 4766c3444fSMatt Arsenault; CHECK: declare void @__dfsan_mem_origin_transfer(ptr, ptr, i64) 48*ecb85b5cSFangrui Song; CHECK: declare void @__dfsan_maybe_store_origin(i8 zeroext, ptr, i64, i32 zeroext) 49