You've already forked linux-packaging-mono
65 lines
1.9 KiB
LLVM
65 lines
1.9 KiB
LLVM
; Test -sanitizer-coverage-trace-compares=1
|
|
; RUN: opt < %s -sancov -sanitizer-coverage-level=1 -sanitizer-coverage-trace-compares=1 -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"
|
|
target triple = "x86_64-unknown-linux-gnu"
|
|
define i32 @foo(i32 %a, i32 %b) #0 {
|
|
entry:
|
|
|
|
; compare (non-const, non-const)
|
|
%cmp = icmp slt i32 %a, %b
|
|
; CHECK: call void @__sanitizer_cov_trace_cmp4
|
|
; CHECK-NEXT: icmp slt i32 %a, %b
|
|
|
|
; compare (const, non-const)
|
|
icmp slt i32 %a, 1
|
|
; CHECK: call void @__sanitizer_cov_trace_const_cmp4(i32 1, i32 %a)
|
|
; CHECK-NEXT: icmp slt i32 %a, 1
|
|
|
|
; compare (non-const, const)
|
|
icmp slt i32 1, %a
|
|
; CHECK: call void @__sanitizer_cov_trace_const_cmp4(i32 1, i32 %a)
|
|
; CHECK-NEXT: icmp slt i32 1, %a
|
|
|
|
; compare (const, const) - should not be instrumented
|
|
icmp slt i32 1, 0
|
|
; CHECK-NOT: call void @__sanitizer_cov_trace
|
|
; CHECK icmp slt i32 1, 0
|
|
|
|
; compare variables of byte size
|
|
%x = trunc i32 %a to i8
|
|
|
|
icmp slt i8 %x, 1
|
|
; CHECK: call void @__sanitizer_cov_trace_const_cmp1(i8 1, i8 %x)
|
|
; CHECK-NEXT: icmp slt i8 %x, 1
|
|
|
|
icmp slt i8 1, %x
|
|
; CHECK: call void @__sanitizer_cov_trace_const_cmp1(i8 1, i8 %x)
|
|
; CHECK-NEXT: icmp slt i8 1, %x
|
|
|
|
; compare variables of word size
|
|
%y = trunc i32 %a to i16
|
|
|
|
icmp slt i16 %y, 1
|
|
; CHECK: call void @__sanitizer_cov_trace_const_cmp2(i16 1, i16 %y)
|
|
; CHECK-NEXT: icmp slt i16 %y, 1
|
|
|
|
icmp slt i16 1, %y
|
|
; CHECK: call void @__sanitizer_cov_trace_const_cmp2(i16 1, i16 %y)
|
|
; CHECK-NEXT: icmp slt i16 1, %y
|
|
|
|
; compare variables of qword size
|
|
%z = zext i32 %a to i64
|
|
|
|
icmp slt i64 %z, 1
|
|
; CHECK: call void @__sanitizer_cov_trace_const_cmp8(i64 1, i64 %z)
|
|
; CHECK-NEXT: icmp slt i64 %z, 1
|
|
|
|
icmp slt i64 1, %z
|
|
; CHECK: call void @__sanitizer_cov_trace_const_cmp8(i64 1, i64 %z)
|
|
; CHECK-NEXT: icmp slt i64 1, %z
|
|
|
|
%conv = zext i1 %cmp to i32
|
|
ret i32 %conv
|
|
}
|