From: Sanjay Patel Date: Fri, 13 Mar 2020 18:12:04 +0000 (-0400) Subject: [SimplifyCFG] regenerate complete test checks; NFC X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=afc4dcee8327498616f7dc6ff7260a569d5ad161;p=platform%2Fupstream%2Fllvm.git [SimplifyCFG] regenerate complete test checks; NFC --- diff --git a/llvm/test/Transforms/SimplifyCFG/PR17073.ll b/llvm/test/Transforms/SimplifyCFG/PR17073.ll index e6e98b2..7c83c22 100644 --- a/llvm/test/Transforms/SimplifyCFG/PR17073.ll +++ b/llvm/test/Transforms/SimplifyCFG/PR17073.ll @@ -1,3 +1,4 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt < %s -simplifycfg -S | FileCheck %s ; In PR17073 ( http://llvm.org/pr17073 ), we illegally hoisted an operation that can trap. @@ -13,10 +14,20 @@ target triple = "i386-apple-macosx10.9.0" @a = common global i32 0, align 4 @b = common global i8 0, align 1 -; CHECK-LABEL: can_trap1 -; CHECK-NOT: or i1 %tobool, icmp eq (i32* bitcast (i8* @b to i32*), i32* @a) -; CHECK-NOT: select i1 %tobool, i32* null, i32* select (i1 icmp eq (i64 urem (i64 2, i64 zext (i1 icmp eq (i32* bitcast (i8* @b to i32*), i32* @a) to i64)), i64 0), i32* null, i32* @a) define i32* @can_trap1() { +; CHECK-LABEL: @can_trap1( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[TMP0:%.*]] = load i32, i32* @a, align 4 +; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[TMP0]], 0 +; CHECK-NEXT: br i1 [[TOBOOL]], label [[EXIT:%.*]], label [[BLOCK1:%.*]] +; CHECK: block1: +; CHECK-NEXT: br i1 icmp eq (i32* bitcast (i8* @b to i32*), i32* @a), label [[EXIT]], label [[BLOCK2:%.*]] +; CHECK: block2: +; CHECK-NEXT: br label [[EXIT]] +; CHECK: exit: +; CHECK-NEXT: [[STOREMERGE:%.*]] = phi i32* [ null, [[ENTRY:%.*]] ], [ null, [[BLOCK2]] ], [ select (i1 icmp eq (i64 urem (i64 2, i64 zext (i1 icmp eq (i32* bitcast (i8* @b to i32*), i32* @a) to i64)), i64 0), i32* null, i32* @a), [[BLOCK1]] ] +; CHECK-NEXT: ret i32* [[STOREMERGE]] +; entry: %0 = load i32, i32* @a, align 4 %tobool = icmp eq i32 %0, 0 @@ -33,10 +44,17 @@ exit: ret i32* %storemerge } -; CHECK-LABEL: can_trap2 -; CHECK-NOT: or i1 %tobool, icmp eq (i32* bitcast (i8* @b to i32*), i32* @a) -; CHECK-NOT: select i1 %tobool, i32* select (i1 icmp eq (i64 urem (i64 2, i64 zext (i1 icmp eq (i32* bitcast (i8* @b to i32*), i32* @a) to i64)), i64 0), i32* null, i32* @a), i32* null define i32* @can_trap2() { +; CHECK-LABEL: @can_trap2( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[TMP0:%.*]] = load i32, i32* @a, align 4 +; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[TMP0]], 0 +; CHECK-NEXT: br i1 [[TOBOOL]], label [[EXIT:%.*]], label [[BLOCK1:%.*]] +; CHECK: block1: +; CHECK-NEXT: ret i32* null +; CHECK: exit: +; CHECK-NEXT: ret i32* select (i1 icmp eq (i64 urem (i64 2, i64 zext (i1 icmp eq (i32* bitcast (i8* @b to i32*), i32* @a) to i64)), i64 0), i32* null, i32* @a) +; entry: %0 = load i32, i32* @a, align 4 %tobool = icmp eq i32 %0, 0 @@ -53,9 +71,18 @@ exit: ret i32* %storemerge } -; CHECK-LABEL: cannot_trap -; CHECK: select i1 icmp eq (i32* bitcast (i8* @b to i32*), i32* @a), i32* select (i1 icmp eq (i64 add (i64 zext (i1 icmp eq (i32* bitcast (i8* @b to i32*), i32* @a) to i64), i64 2), i64 0), i32* null, i32* @a), i32* null define i32* @cannot_trap() { +; CHECK-LABEL: @cannot_trap( +; CHECK-NEXT: entry: +; CHECK-NEXT: [[TMP0:%.*]] = load i32, i32* @a, align 4 +; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[TMP0]], 0 +; CHECK-NEXT: br i1 [[TOBOOL]], label [[EXIT:%.*]], label [[BLOCK1:%.*]] +; CHECK: block1: +; CHECK-NEXT: [[SPEC_SELECT:%.*]] = select i1 icmp eq (i32* bitcast (i8* @b to i32*), i32* @a), i32* select (i1 icmp eq (i64 add (i64 zext (i1 icmp eq (i32* bitcast (i8* @b to i32*), i32* @a) to i64), i64 2), i64 0), i32* null, i32* @a), i32* null +; CHECK-NEXT: ret i32* [[SPEC_SELECT]] +; CHECK: exit: +; CHECK-NEXT: ret i32* null +; entry: %0 = load i32, i32* @a, align 4 %tobool = icmp eq i32 %0, 0