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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -passes=debugify,loop-idiom,verify -pass-remarks=loop-idiom -pass-remarks-analysis=loop-idiom -pass-remarks-output=%t.yaml -verify-each -verify-dom-info -verify-loop-info < %s -S 2>&1 | FileCheck %s
; RUN: FileCheck --input-file=%t.yaml %s --check-prefixes=YAML
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
; Check that everything still works when debuginfo is present, and that it is reasonably propagated.
; CHECK: remark: <stdin>:6:1: Formed a call to llvm.memcpy.p0.p0.i64() intrinsic from load and store instruction in test6_dest_align function{{$}}
; YAML: --- !Passed
; YAML-NEXT: Pass: loop-idiom
; YAML-NEXT: Name: ProcessLoopStoreOfLoopLoad
; YAML-NEXT: DebugLoc: { File: '<stdin>', Line: 6, Column: 1 }
; YAML-NEXT: Function: test6_dest_align
; YAML-NEXT: Args:
; YAML-NEXT: - String: 'Formed a call to '
; YAML-NEXT: - NewFunction: llvm.memcpy.p0.p0.i64
; YAML-NEXT: - String: '() intrinsic from '
; YAML-NEXT: - Inst: load and store
; YAML-NEXT: - String: ' instruction in '
; YAML-NEXT: - Function: test6_dest_align
; YAML-NEXT: DebugLoc: { File: '<stdin>', Line: 1, Column: 0 }
; YAML-NEXT: - String: ' function'
; YAML-NEXT: - FromBlock: for.body
; YAML-NEXT: - ToBlock: bb.nph
; YAML-NEXT: ...
define void @test6_dest_align(ptr noalias align 1 %Base, ptr noalias align 4 %Dest, i64 %Size) nounwind ssp {
; CHECK-LABEL: @test6_dest_align(
; CHECK-NEXT: bb.nph:
; CHECK-NEXT: [[TMP0:%.*]] = shl nuw i64 [[SIZE:%.*]], 2, !dbg [[DBG18:![0-9]+]]
; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 4 [[DEST:%.*]], ptr align 1 [[BASE:%.*]], i64 [[TMP0]], i1 false), !dbg [[DBG19:![0-9]+]]
; CHECK-NEXT: br label [[FOR_BODY:%.*]], !dbg [[DBG18]]
; CHECK: for.body:
; CHECK-NEXT: [[INDVAR:%.*]] = phi i64 [ 0, [[BB_NPH:%.*]] ], [ [[INDVAR_NEXT:%.*]], [[FOR_BODY]] ], !dbg [[DBG20:![0-9]+]]
; CHECK-NEXT: call void @llvm.dbg.value(metadata i64 [[INDVAR]], metadata [[META9:![0-9]+]], metadata !DIExpression()), !dbg [[DBG20]]
; CHECK-NEXT: [[I_0_014:%.*]] = getelementptr i32, ptr [[BASE]], i64 [[INDVAR]], !dbg [[DBG21:![0-9]+]]
; CHECK-NEXT: call void @llvm.dbg.value(metadata ptr [[I_0_014]], metadata [[META11:![0-9]+]], metadata !DIExpression()), !dbg [[DBG21]]
; CHECK-NEXT: [[DESTI:%.*]] = getelementptr i32, ptr [[DEST]], i64 [[INDVAR]], !dbg [[DBG22:![0-9]+]]
; CHECK-NEXT: call void @llvm.dbg.value(metadata ptr [[DESTI]], metadata [[META12:![0-9]+]], metadata !DIExpression()), !dbg [[DBG22]]
; CHECK-NEXT: [[V:%.*]] = load i32, ptr [[I_0_014]], align 1, !dbg [[DBG23:![0-9]+]]
; CHECK-NEXT: call void @llvm.dbg.value(metadata i32 [[V]], metadata [[META13:![0-9]+]], metadata !DIExpression()), !dbg [[DBG23]]
; CHECK-NEXT: [[INDVAR_NEXT]] = add i64 [[INDVAR]], 1, !dbg [[DBG24:![0-9]+]]
; CHECK-NEXT: call void @llvm.dbg.value(metadata i64 [[INDVAR_NEXT]], metadata [[META15:![0-9]+]], metadata !DIExpression()), !dbg [[DBG24]]
; CHECK-NEXT: [[EXITCOND:%.*]] = icmp eq i64 [[INDVAR_NEXT]], [[SIZE]], !dbg [[DBG25:![0-9]+]]
; CHECK-NEXT: call void @llvm.dbg.value(metadata i1 [[EXITCOND]], metadata [[META16:![0-9]+]], metadata !DIExpression()), !dbg [[DBG25]]
; CHECK-NEXT: br i1 [[EXITCOND]], label [[FOR_END:%.*]], label [[FOR_BODY]], !dbg [[DBG26:![0-9]+]]
; CHECK: for.end:
; CHECK-NEXT: ret void, !dbg [[DBG27:![0-9]+]]
;
bb.nph:
br label %for.body
for.body: ; preds = %bb.nph, %for.body
%indvar = phi i64 [ 0, %bb.nph ], [ %indvar.next, %for.body ]
%I.0.014 = getelementptr i32, ptr %Base, i64 %indvar
%DestI = getelementptr i32, ptr %Dest, i64 %indvar
%V = load i32, ptr %I.0.014, align 1
store i32 %V, ptr %DestI, align 4
%indvar.next = add i64 %indvar, 1
%exitcond = icmp eq i64 %indvar.next, %Size
br i1 %exitcond, label %for.end, label %for.body
for.end: ; preds = %for.body, %entry
ret void
}
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