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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
; RUN: opt -passes=gvn -S < %s | FileCheck %s
; Make sure that performing PRE does not add prof metadata onto newly created
; phi nodes.
define fastcc ptr @foo(i8 %__pred.1.val) {
; CHECK-LABEL: define fastcc ptr @foo(
; CHECK-SAME: i8 [[__PRED_1_VAL:%.*]]) {
; CHECK-NEXT: [[ENTRY:.*:]]
; CHECK-NEXT: switch i64 0, label %[[SW_BB:.*]] [
; CHECK-NEXT: i64 1, label %[[ENTRY_SW_BB26_CRIT_EDGE:.*]]
; CHECK-NEXT: i64 0, label %[[ENTRY_SW_BB21_CRIT_EDGE:.*]]
; CHECK-NEXT: ]
; CHECK: [[ENTRY_SW_BB21_CRIT_EDGE]]:
; CHECK-NEXT: [[DOTPRE:%.*]] = trunc i8 [[__PRED_1_VAL]] to i1
; CHECK-NEXT: [[DOTPRE1:%.*]] = select i1 [[DOTPRE]], i64 0, i64 4
; CHECK-NEXT: br label %[[SW_BB21:.*]]
; CHECK: [[ENTRY_SW_BB26_CRIT_EDGE]]:
; CHECK-NEXT: [[DOTPRE2:%.*]] = trunc i8 [[__PRED_1_VAL]] to i1
; CHECK-NEXT: [[DOTPRE3:%.*]] = select i1 [[DOTPRE2]], i64 0, i64 4, !prof [[PROF0:![0-9]+]]
; CHECK-NEXT: br label %[[SW_BB26:.*]]
; CHECK: [[SW_BB]]:
; CHECK-NEXT: [[L78:%.*]] = trunc i8 [[__PRED_1_VAL]] to i1
; CHECK-NEXT: [[C79:%.*]] = select i1 [[L78]], i64 0, i64 4
; CHECK-NEXT: br label %[[SW_BB21]]
; CHECK: [[SW_BB21]]:
; CHECK-NEXT: [[C84_PRE_PHI:%.*]] = phi i64 [ [[DOTPRE1]], %[[ENTRY_SW_BB21_CRIT_EDGE]] ], [ [[C79]], %[[SW_BB]] ]
; CHECK-NEXT: [[L83_PRE_PHI:%.*]] = phi i1 [ [[DOTPRE]], %[[ENTRY_SW_BB21_CRIT_EDGE]] ], [ [[L78]], %[[SW_BB]] ]
; CHECK-NEXT: br label %[[SW_BB26]]
; CHECK: [[SW_BB26]]:
; CHECK-NEXT: [[C89_PRE_PHI:%.*]] = phi i64 [ [[DOTPRE3]], %[[ENTRY_SW_BB26_CRIT_EDGE]] ], [ [[C84_PRE_PHI]], %[[SW_BB21]] ]
; CHECK-NEXT: [[L88_PRE_PHI:%.*]] = phi i1 [ [[DOTPRE2]], %[[ENTRY_SW_BB26_CRIT_EDGE]] ], [ [[L83_PRE_PHI]], %[[SW_BB21]] ]
; CHECK-NEXT: ret ptr null
;
entry:
switch i64 0, label %sw.bb [
i64 1, label %sw.bb26
i64 0, label %sw.bb21
]
sw.bb: ; preds = %entry
%l78 = trunc i8 %__pred.1.val to i1
%c79 = select i1 %l78, i64 0, i64 4
br label %sw.bb21
sw.bb21: ; preds = %sw.bb, %entry
%l83 = trunc i8 %__pred.1.val to i1
%c84 = select i1 %l83, i64 0, i64 4
br label %sw.bb26
sw.bb26: ; preds = %sw.bb21, %entry
%l88 = trunc i8 %__pred.1.val to i1
%c89 = select i1 %l88, i64 0, i64 4, !prof !0
ret ptr null
}
!0 = !{!"branch_weights", i32 3994, i32 883}
;.
; CHECK: [[PROF0]] = !{!"branch_weights", i32 3994, i32 883}
;.
|
