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gerrit-public.fairphone.software / toolchain / llvm-project / e67e4e821db07ebb835408ab150238d60d2c6d1c / . / llvm / test / Instrumentation / DataFlowSanitizer / call.ll
blob: dadb40fdb3343448282152651a3da4aafc2551dd [file] [log] [blame]
Peter Collingbournee5d5b0c2013-08-07 22:47:18 +0000[diff] [blame]1; RUN: opt < %s -dfsan -S | FileCheck %s
2target 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"
Peter Collingbournee67e4e82014-12-05 22:32:30 +0000[diff] [blame^]3target triple = "x86_64-unknown-linux-gnu"
Peter Collingbournee5d5b0c2013-08-07 22:47:18 +0000[diff] [blame]4
5; CHECK: @__dfsan_arg_tls = external thread_local(initialexec) global [64 x i16]
6; CHECK: @__dfsan_retval_tls = external thread_local(initialexec) global i16
7
8declare i32 @f(i32)
9declare float @llvm.sqrt.f32(float)
10
Peter Collingbourne59b12622013-08-22 20:08:08 +0000[diff] [blame]11; CHECK: @"dfs$call"
Peter Collingbournee5d5b0c2013-08-07 22:47:18 +0000[diff] [blame]12define i32 @call() {
13 ; CHECK: store{{.*}}__dfsan_arg_tls
Peter Collingbourne59b12622013-08-22 20:08:08 +0000[diff] [blame]14 ; CHECK: call{{.*}}@"dfs$f"
Peter Collingbournee5d5b0c2013-08-07 22:47:18 +0000[diff] [blame]15 ; CHECK: load{{.*}}__dfsan_retval_tls
16 %r = call i32 @f(i32 0)
17
18 ; CHECK-NOT: store{{.*}}__dfsan_arg_tls
19 %i = call float @llvm.sqrt.f32(float -1.0)
20
21 ; CHECK: store{{.*}}__dfsan_retval_tls
22 ; CHECK: ret i32
23 ret i32 %r
24}