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Update test to use FileCheck

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Also, add some metadata to show what that currently looks like.

llvm-svn: 267827
This commit is contained in:
Sanjay Patel 2016-04-28 00:29:27 +00:00
parent 2567ab558c
commit 9fec0afb7a
1 changed files with 41 additions and 14 deletions
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37
test/Transforms/SimplifyCFG/2008-07-13-InfLoopMiscompile.ll
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@ -1,4 +1,5 @@
; RUN: opt < %s -simplifycfg -S | grep "%outval = phi i32 .*mux"
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -simplifycfg -S | FileCheck %s
; PR2540
; Outval should end up with a select from 0/2, not all constants.
@ -8,20 +9,37 @@ target triple = "i386-pc-linux-gnu"
@.str = internal constant [4 x i8] c"%d\0A\00" ; <[4 x i8]*> [#uses=1]
define i32 @main() nounwind {
; CHECK-LABEL: @main(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[L:%.*]] = load i32, i32* @g_37, align 4
; CHECK-NEXT: [[CMPA:%.*]] = icmp ne i32 [[L]], 0
; CHECK-NEXT: br i1 [[CMPA]], label %func_1.exit, label %mooseblock, !prof !0
; CHECK: mooseblock:
; CHECK-NEXT: [[CMPB:%.*]] = icmp eq i1 [[CMPA]], false
; CHECK-NEXT: [[BRMERGE:%.*]] = or i1 [[CMPB]], [[CMPA]]
; CHECK-NEXT: [[DOTMUX:%.*]] = select i1 [[CMPB]], i32 0, i32 2
; CHECK-NEXT: br i1 [[BRMERGE]], label %func_1.exit, label %infloop, !prof !1
; CHECK: func_1.exit:
; CHECK-NEXT: [[OUTVAL:%.*]] = phi i32 [ 1, %entry ], [ [[DOTMUX]], %mooseblock ]
; CHECK-NEXT: [[POUT:%.*]] = tail call i32 (i8*, ...) @printf
; CHECK-NEXT: ret i32 0
; CHECK: infloop:
; CHECK-NEXT: br label %infloop
;
entry:
%l = load i32, i32* @g_37, align 4 ; <i32> [#uses=1]
%cmpa = icmp ne i32 %l, 0 ; <i1> [#uses=3]
br i1 %cmpa, label %func_1.exit, label %mooseblock
br i1 %cmpa, label %func_1.exit, label %mooseblock, !prof !0
mooseblock: ; preds = %entry
%cmpb = icmp eq i1 %cmpa, false ; <i1> [#uses=2]
br i1 %cmpb, label %monkeyblock, label %beeblock
br i1 %cmpb, label %monkeyblock, label %beeblock, !prof !1
monkeyblock: ; preds = %monkeyblock, %mooseblock
br i1 %cmpb, label %cowblock, label %monkeyblock
br i1 %cmpb, label %cowblock, label %monkeyblock, !prof !2
beeblock: ; preds = %beeblock, %mooseblock
br i1 %cmpa, label %cowblock, label %beeblock
br i1 %cmpa, label %cowblock, label %beeblock, !prof !3
cowblock: ; preds = %beeblock, %monkeyblock
%cowval = phi i32 [ 2, %beeblock ], [ 0, %monkeyblock ] ; <i32> [#uses=1]
@ -34,3 +52,12 @@ func_1.exit: ; preds = %cowblock, %entry
}
declare i32 @printf(i8*, ...) nounwind
!0 = !{!"branch_weights", i32 1, i32 2}
!1 = !{!"branch_weights", i32 3, i32 4}
!2 = !{!"branch_weights", i32 5, i32 6}
!3 = !{!"branch_weights", i32 7, i32 8}
; CHECK: !0 = !{!"branch_weights", i32 1, i32 2}
; CHECK: !1 = !{!"branch_weights", i32 73, i32 32}