llvm-for-llvmta/test/Instrumentation/DataFlowSanitizer/arith.ll

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2022-04-25 10:02:23 +02:00
; RUN: opt < %s -dfsan -S | FileCheck %s
target 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"
target triple = "x86_64-unknown-linux-gnu"
define i8 @add(i8 %a, i8 %b) {
; CHECK: @"dfs$add"
; CHECK-DAG: %[[ALABEL:.*]] = load [[SHADOWTYPE:i16]], [[SHADOWTYPE]]* bitcast ([[ARGTLSTYPE:\[100 x i64\]]]* @__dfsan_arg_tls to [[SHADOWTYPE]]*), align [[ALIGN:2]]
; CHECK-DAG: %[[BLABEL:.*]] = load [[SHADOWTYPE]], [[SHADOWTYPE]]* inttoptr (i64 add (i64 ptrtoint ([[ARGTLSTYPE]]* @__dfsan_arg_tls to i64), i64 2) to [[SHADOWTYPE]]*), align [[ALIGN]]
; CHECK: %[[UNION:.*]] = call zeroext [[SHADOWTYPE]] @__dfsan_union([[SHADOWTYPE]] zeroext %[[ALABEL]], [[SHADOWTYPE]] zeroext %[[BLABEL]])
; CHECK: %[[ADDLABEL:.*]] = phi [[SHADOWTYPE]] [ %[[UNION]], {{.*}} ], [ %[[ALABEL]], {{.*}} ]
; CHECK: add i8
; CHECK: store [[SHADOWTYPE]] %[[ADDLABEL]], [[SHADOWTYPE]]* bitcast ([100 x i64]* @__dfsan_retval_tls to [[SHADOWTYPE]]*), align [[ALIGN]]
; CHECK: ret i8
%c = add i8 %a, %b
ret i8 %c
}
define i8 @sub(i8 %a, i8 %b) {
; CHECK: @"dfs$sub"
; CHECK: load{{.*}}__dfsan_arg_tls
; CHECK: load{{.*}}__dfsan_arg_tls
; CHECK: call{{.*}}__dfsan_union
; CHECK: sub i8
; CHECK: store{{.*}}__dfsan_retval_tls
; CHECK: ret i8
%c = sub i8 %a, %b
ret i8 %c
}
define i8 @mul(i8 %a, i8 %b) {
; CHECK: @"dfs$mul"
; CHECK: load{{.*}}__dfsan_arg_tls
; CHECK: load{{.*}}__dfsan_arg_tls
; CHECK: call{{.*}}__dfsan_union
; CHECK: mul i8
; CHECK: store{{.*}}__dfsan_retval_tls
; CHECK: ret i8
%c = mul i8 %a, %b
ret i8 %c
}
define i8 @sdiv(i8 %a, i8 %b) {
; CHECK: @"dfs$sdiv"
; CHECK: load{{.*}}__dfsan_arg_tls
; CHECK: load{{.*}}__dfsan_arg_tls
; CHECK: call{{.*}}__dfsan_union
; CHECK: sdiv i8
; CHECK: store{{.*}}__dfsan_retval_tls
; CHECK: ret i8
%c = sdiv i8 %a, %b
ret i8 %c
}
define i8 @udiv(i8 %a, i8 %b) {
; CHECK: @"dfs$udiv"
; CHECK: load{{.*}}__dfsan_arg_tls
; CHECK: load{{.*}}__dfsan_arg_tls
; CHECK: call{{.*}}__dfsan_union
; CHECK: udiv i8
; CHECK: store{{.*}}__dfsan_retval_tls
; CHECK: ret i8
%c = udiv i8 %a, %b
ret i8 %c
}
define double @fneg(double %a) {
; CHECK: @"dfs$fneg"
; CHECK: load{{.*}}__dfsan_arg_tls
; CHECK: fneg double
; CHECK: store{{.*}}__dfsan_retval_tls
; CHECK: ret double
%c = fneg double %a
ret double %c
}