; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals --version 2 ; Test that hoisting conditional branches copies the debug and profiling info ; metadata from the branch being hoisted. ; RUN: opt -S -passes=licm %s -o - | FileCheck %s declare i32 @foo() ; to_hoist should get hoisted, and that should not result ; in a loss of profiling info define i32 @hoist_select(i1 %cond, i32 %a, i32 %b) nounwind { ; CHECK-LABEL: define i32 @hoist_select ; CHECK-SAME: (i1 [[COND:%.*]], i32 [[A:%.*]], i32 [[B:%.*]]) #[[ATTR0:[0-9]+]] { ; CHECK-NEXT: entry: ; CHECK-NEXT: [[TO_HOIST:%.*]] = select i1 [[COND]], i32 [[A]], i32 [[B]], !prof [[PROF0:![0-9]+]] ; CHECK-NEXT: br label [[L0:%.*]] ; CHECK: L0: ; CHECK-NEXT: [[G:%.*]] = call i32 @foo() ; CHECK-NEXT: [[SUM:%.*]] = add i32 [[G]], [[TO_HOIST]] ; CHECK-NEXT: [[C:%.*]] = icmp eq i32 [[SUM]], 0 ; CHECK-NEXT: br i1 [[C]], label [[L0]], label [[EXIT:%.*]], !prof [[PROF1:![0-9]+]] ; CHECK: exit: ; CHECK-NEXT: [[SUM_LCSSA:%.*]] = phi i32 [ [[SUM]], [[L0]] ] ; CHECK-NEXT: ret i32 [[SUM_LCSSA]] ; entry: br label %L0 L0: %g = call i32 @foo() %to_hoist = select i1 %cond, i32 %a, i32 %b, !prof !0 %sum = add i32 %g, %to_hoist %c = icmp eq i32 %sum, 0 br i1 %c, label %L0, label %exit, !prof !1 exit: ret i32 %sum } !0 = !{!"branch_weights", i32 2, i32 5} !1 = !{!"branch_weights", i32 101, i32 189} ;. ; CHECK: attributes #[[ATTR0]] = { nounwind } ;. ; CHECK: [[PROF0]] = !{!"branch_weights", i32 2, i32 5} ; CHECK: [[PROF1]] = !{!"branch_weights", i32 101, i32 189} ;.