[llvm] 99b95bd - [GVN] Regenerate test checks (NFC)
Nikita Popov via llvm-commits
llvm-commits at lists.llvm.org
Fri Dec 9 06:31:07 PST 2022
Author: Nikita Popov
Date: 2022-12-09T15:30:58+01:00
New Revision: 99b95bde435a8f8f0f71939afc61fa4dbc5baded
URL: https://github.com/llvm/llvm-project/commit/99b95bde435a8f8f0f71939afc61fa4dbc5baded
DIFF: https://github.com/llvm/llvm-project/commit/99b95bde435a8f8f0f71939afc61fa4dbc5baded.diff
LOG: [GVN] Regenerate test checks (NFC)
Added:
Modified:
llvm/test/Transforms/GVN/PRE/pre-after-rle.ll
Removed:
################################################################################
diff --git a/llvm/test/Transforms/GVN/PRE/pre-after-rle.ll b/llvm/test/Transforms/GVN/PRE/pre-after-rle.ll
index dea70105a7096..0fb30684c7083 100644
--- a/llvm/test/Transforms/GVN/PRE/pre-after-rle.ll
+++ b/llvm/test/Transforms/GVN/PRE/pre-after-rle.ll
@@ -1,3 +1,4 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -passes='require<phi-values>,gvn' -S < %s | FileCheck %s
declare noalias i8* @malloc(i64)
@@ -5,7 +6,27 @@ declare noalias i8* @malloc(i64)
; Detecting that %s is fully redundant should let us detect that %w is partially
; redundant.
define void @fn1(i32** noalias %start, i32* %width, i32 %h) {
-; CHECK-LABEL: @fn1
+; CHECK-LABEL: @fn1(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: [[CALL:%.*]] = tail call noalias i8* @malloc(i64 1024)
+; CHECK-NEXT: [[CALL_CAST:%.*]] = bitcast i8* [[CALL]] to i32*
+; CHECK-NEXT: store i32* [[CALL_CAST]], i32** [[START:%.*]], align 8
+; CHECK-NEXT: br label [[PREHEADER:%.*]]
+; CHECK: preheader:
+; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 1, [[H:%.*]]
+; CHECK-NEXT: br i1 [[CMP]], label [[PREHEADER_BODY_CRIT_EDGE:%.*]], label [[EXIT:%.*]]
+; CHECK: preheader.body_crit_edge:
+; CHECK-NEXT: [[W_PRE:%.*]] = load i32, i32* [[WIDTH:%.*]], align 8
+; CHECK-NEXT: br label [[BODY:%.*]]
+; CHECK: body:
+; CHECK-NEXT: [[J:%.*]] = phi i32 [ 0, [[PREHEADER_BODY_CRIT_EDGE]] ], [ [[J_NEXT:%.*]], [[BODY]] ]
+; CHECK-NEXT: store i32 0, i32* [[CALL_CAST]], align 4
+; CHECK-NEXT: [[J_NEXT]] = add nuw nsw i32 [[J]], 1
+; CHECK-NEXT: [[CMP3:%.*]] = icmp slt i32 [[J_NEXT]], [[W_PRE]]
+; CHECK-NEXT: br i1 [[CMP3]], label [[BODY]], label [[PREHEADER]]
+; CHECK: exit:
+; CHECK-NEXT: ret void
+;
entry:
%call = tail call noalias i8* @malloc(i64 1024)
%call.cast = bitcast i8* %call to i32*
@@ -16,12 +37,6 @@ preheader:
%cmp = icmp slt i32 1, %h
br i1 %cmp, label %body, label %exit
-; CHECK-LABEL: preheader.body_crit_edge:
-; CHECK: load i32, i32* %width, align 8
-
-; CHECK-LABEL: body:
-; CHECK-NOT: load i32*, i32** %start, align 8
-; CHECK-NOT: load i32, i32* %width, align 8
body:
%j = phi i32 [ 0, %preheader ], [ %j.next, %body ]
%s = load i32*, i32** %start, align 8
@@ -40,7 +55,35 @@ exit:
; %w is partially redundant requires alias analysis that can analyze those
; values.
define void @fn2(i32** noalias %start, i32* %width, i32 %h, i32 %arg) {
-; CHECK-LABEL: @fn2
+; CHECK-LABEL: @fn2(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: [[CALL:%.*]] = tail call noalias i8* @malloc(i64 1024)
+; CHECK-NEXT: [[CALL_CAST:%.*]] = bitcast i8* [[CALL]] to i32*
+; CHECK-NEXT: [[CMP1:%.*]] = icmp slt i32 [[ARG:%.*]], 0
+; CHECK-NEXT: br i1 [[CMP1]], label [[IF:%.*]], label [[ELSE:%.*]]
+; CHECK: if:
+; CHECK-NEXT: store i32* [[CALL_CAST]], i32** [[START:%.*]], align 8
+; CHECK-NEXT: br label [[PREHEADER:%.*]]
+; CHECK: else:
+; CHECK-NEXT: [[GEP:%.*]] = getelementptr inbounds i32, i32* [[CALL_CAST]], i32 [[ARG]]
+; CHECK-NEXT: store i32* [[GEP]], i32** [[START]], align 8
+; CHECK-NEXT: br label [[PREHEADER]]
+; CHECK: preheader:
+; CHECK-NEXT: [[S:%.*]] = phi i32* [ [[S]], [[BODY:%.*]] ], [ [[GEP]], [[ELSE]] ], [ [[CALL_CAST]], [[IF]] ]
+; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 1, [[H:%.*]]
+; CHECK-NEXT: br i1 [[CMP]], label [[PREHEADER_BODY_CRIT_EDGE:%.*]], label [[EXIT:%.*]]
+; CHECK: preheader.body_crit_edge:
+; CHECK-NEXT: [[W_PRE:%.*]] = load i32, i32* [[WIDTH:%.*]], align 8
+; CHECK-NEXT: br label [[BODY]]
+; CHECK: body:
+; CHECK-NEXT: [[J:%.*]] = phi i32 [ 0, [[PREHEADER_BODY_CRIT_EDGE]] ], [ [[J_NEXT:%.*]], [[BODY]] ]
+; CHECK-NEXT: store i32 0, i32* [[S]], align 4
+; CHECK-NEXT: [[J_NEXT]] = add nuw nsw i32 [[J]], 1
+; CHECK-NEXT: [[CMP3:%.*]] = icmp slt i32 [[J_NEXT]], [[W_PRE]]
+; CHECK-NEXT: br i1 [[CMP3]], label [[BODY]], label [[PREHEADER]]
+; CHECK: exit:
+; CHECK-NEXT: ret void
+;
entry:
%call = tail call noalias i8* @malloc(i64 1024)
%call.cast = bitcast i8* %call to i32*
@@ -56,19 +99,10 @@ else:
store i32* %gep, i32** %start, align 8
br label %preheader
-; CHECK-LABEL: preheader:
-; CHECK: %s = phi i32* [ %s, %body ], [ %gep, %else ], [ %call.cast, %if ]
-
preheader:
%cmp = icmp slt i32 1, %h
br i1 %cmp, label %body, label %exit
-; CHECK-LABEL: preheader.body_crit_edge:
-; CHECK: load i32, i32* %width, align 8
-
-; CHECK-LABEL: body:
-; CHECK-NOT: load i32*, i32** %start, align 8
-; CHECK-NOT: load i32, i32* %width, align 8
body:
%j = phi i32 [ 0, %preheader ], [ %j.next, %body ]
%s = load i32*, i32** %start, align 8
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