1 # Check that profile data for the fall-through jump is not ignored when there is
2 # a conditional jump followed by a no-op.
4 RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown \
5 RUN: %S/Inputs/ft_to_noop.s -o %t.o
6 RUN: link_fdata %S/Inputs/ft_to_noop.s %t.o %t.fdata --nmtool llvm-nm
7 RUN: llvm-strip --strip-unneeded %t.o
8 RUN: %clang %cflags %t.o -o %t.exe -Wl,-q
9 RUN: llvm-bolt %t.exe -o %t --data %t.fdata \
10 RUN: --print-cfg --sequential-disassembly 2>&1 | FileCheck %s
12 CHECK: Binary Function "foo" after building cfg
13 CHECK: Exec Count : 20
14 CHECK: Profile Acc : 100.0%
16 # This block is terminated with a conditional jump to .Ltmp0 followed by a
17 # no-op. The profile data contains a count for the fall-through (3) which
18 # is different from what would be inferred (2). However the destination
19 # offset of this fall-through jump in the profile data points to the no-op
20 # following the jump and not the start of the fall-through block .LFT0.
22 CHECK-NEXT: Exec Count : 20
23 CHECK: Successors: .Ltmp[[#BB1:]] (mispreds: 0, count: 18), .LFT[[#BB2:]] (mispreds: 0, count: 3)
26 CHECK-NEXT: Exec Count : 3
27 CHECK: Successors: .Ltmp[[#]] (mispreds: 0, count: 0)
30 CHECK-NEXT: Exec Count : 18