[InstCombine] use -instnamer and auto-generate complete checks; NFC

llvm-svn: 296673
This commit is contained in:
Sanjay Patel 2017-03-01 20:59:56 +00:00
parent 097e9574d1
commit 3063affbed
1 changed files with 212 additions and 123 deletions

View File

@ -1,155 +1,244 @@
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; Replace a 'select' with 'or' in 'select - cmp [eq|ne] - br' sequence
; RUN: opt -instcombine -S < %s | FileCheck %s
%C = type <{ %struct.S }>
%struct.S = type { i64*, i32, i32 }
%C = type <{ %struct.S }>
declare void @bar(%struct.S *) #1
declare void @bar(%struct.S*)
declare void @foobar()
define void @test1(%C*) {
entry:
%1 = getelementptr inbounds %C, %C* %0, i64 0, i32 0, i32 0
%m = load i64*, i64** %1, align 8
%2 = getelementptr inbounds %C, %C* %0, i64 1, i32 0, i32 0
%n = load i64*, i64** %2, align 8
%3 = getelementptr inbounds i64, i64* %m, i64 9
%4 = bitcast i64* %3 to i64 (%C*)**
%5 = load i64 (%C*)*, i64 (%C*)** %4, align 8
%6 = icmp eq i64* %m, %n
%7 = select i1 %6, %C* %0, %C* null
%8 = icmp eq %C* %7, null
br i1 %8, label %12, label %10
; <label>:9 ; preds = %10, %12
ret void
; <label>:10 ; preds = %entry
%11 = getelementptr inbounds %C, %C* %7, i64 0, i32 0
tail call void @bar(%struct.S* %11)
br label %9
; <label>:12 ; preds = %entry
%13 = tail call i64 %5(%C* %0)
br label %9
define void @test1(%C* %arg) {
; CHECK-LABEL: @test1(
; CHECK-NOT: select
; CHECK: or
; CHECK-NOT: select
}
define void @test2(%C*) {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP:%.*]] = getelementptr inbounds [[C:%.*]], %C* [[ARG:%.*]], i64 0, i32 0, i32 0
; CHECK-NEXT: [[M:%.*]] = load i64*, i64** [[TMP]], align 8
; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds [[C]], %C* [[ARG]], i64 1, i32 0, i32 0
; CHECK-NEXT: [[N:%.*]] = load i64*, i64** [[TMP1]], align 8
; CHECK-NEXT: [[TMP71:%.*]] = icmp eq %C* [[ARG]], null
; CHECK-NEXT: [[NOT_TMP5:%.*]] = icmp ne i64* [[M]], [[N]]
; CHECK-NEXT: [[TMP7:%.*]] = or i1 [[TMP71]], [[NOT_TMP5]]
; CHECK-NEXT: br i1 [[TMP7]], label [[BB10:%.*]], label [[BB8:%.*]]
; CHECK: bb:
; CHECK-NEXT: ret void
; CHECK: bb8:
; CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds [[C]], %C* [[ARG]], i64 0, i32 0
; CHECK-NEXT: tail call void @bar(%struct.S* [[TMP9]])
; CHECK-NEXT: br label [[BB:%.*]]
; CHECK: bb10:
; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i64, i64* [[M]], i64 9
; CHECK-NEXT: [[TMP3:%.*]] = bitcast i64* [[TMP2]] to i64 (%C*)**
; CHECK-NEXT: [[TMP4:%.*]] = load i64 (%C*)*, i64 (%C*)** [[TMP3]], align 8
; CHECK-NEXT: [[TMP11:%.*]] = tail call i64 [[TMP4]](%C* [[ARG]])
; CHECK-NEXT: br label [[BB]]
;
entry:
%1 = getelementptr inbounds %C, %C* %0, i64 0, i32 0, i32 0
%m = load i64*, i64** %1, align 8
%2 = getelementptr inbounds %C, %C* %0, i64 1, i32 0, i32 0
%n = load i64*, i64** %2, align 8
%3 = getelementptr inbounds i64, i64* %m, i64 9
%4 = bitcast i64* %3 to i64 (%C*)**
%5 = load i64 (%C*)*, i64 (%C*)** %4, align 8
%6 = icmp eq i64* %m, %n
%7 = select i1 %6, %C* null, %C* %0
%8 = icmp eq %C* %7, null
br i1 %8, label %12, label %10
%tmp = getelementptr inbounds %C, %C* %arg, i64 0, i32 0, i32 0
%m = load i64*, i64** %tmp, align 8
%tmp1 = getelementptr inbounds %C, %C* %arg, i64 1, i32 0, i32 0
%n = load i64*, i64** %tmp1, align 8
%tmp2 = getelementptr inbounds i64, i64* %m, i64 9
%tmp3 = bitcast i64* %tmp2 to i64 (%C*)**
%tmp4 = load i64 (%C*)*, i64 (%C*)** %tmp3, align 8
%tmp5 = icmp eq i64* %m, %n
%tmp6 = select i1 %tmp5, %C* %arg, %C* null
%tmp7 = icmp eq %C* %tmp6, null
br i1 %tmp7, label %bb10, label %bb8
; <label>:9 ; preds = %10, %12
bb: ; preds = %bb10, %bb8
ret void
; <label>:10 ; preds = %entry
%11 = getelementptr inbounds %C, %C* %7, i64 0, i32 0
tail call void @bar(%struct.S* %11)
br label %9
bb8: ; preds = %entry
%tmp9 = getelementptr inbounds %C, %C* %tmp6, i64 0, i32 0
tail call void @bar(%struct.S* %tmp9)
br label %bb
; <label>:12 ; preds = %entry
%13 = tail call i64 %5(%C* %0)
br label %9
bb10: ; preds = %entry
%tmp11 = tail call i64 %tmp4(%C* %arg)
br label %bb
}
define void @test2(%C* %arg) {
; CHECK-LABEL: @test2(
; CHECK-NOT: select
; CHECK: or
; CHECK-NOT: select
}
define void @test3(%C*) {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP:%.*]] = getelementptr inbounds [[C:%.*]], %C* [[ARG:%.*]], i64 0, i32 0, i32 0
; CHECK-NEXT: [[M:%.*]] = load i64*, i64** [[TMP]], align 8
; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds [[C]], %C* [[ARG]], i64 1, i32 0, i32 0
; CHECK-NEXT: [[N:%.*]] = load i64*, i64** [[TMP1]], align 8
; CHECK-NEXT: [[TMP5:%.*]] = icmp eq i64* [[M]], [[N]]
; CHECK-NEXT: [[TMP71:%.*]] = icmp eq %C* [[ARG]], null
; CHECK-NEXT: [[TMP7:%.*]] = or i1 [[TMP5]], [[TMP71]]
; CHECK-NEXT: br i1 [[TMP7]], label [[BB10:%.*]], label [[BB8:%.*]]
; CHECK: bb:
; CHECK-NEXT: ret void
; CHECK: bb8:
; CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds [[C]], %C* [[ARG]], i64 0, i32 0
; CHECK-NEXT: tail call void @bar(%struct.S* [[TMP9]])
; CHECK-NEXT: br label [[BB:%.*]]
; CHECK: bb10:
; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i64, i64* [[M]], i64 9
; CHECK-NEXT: [[TMP3:%.*]] = bitcast i64* [[TMP2]] to i64 (%C*)**
; CHECK-NEXT: [[TMP4:%.*]] = load i64 (%C*)*, i64 (%C*)** [[TMP3]], align 8
; CHECK-NEXT: [[TMP11:%.*]] = tail call i64 [[TMP4]](%C* [[ARG]])
; CHECK-NEXT: br label [[BB]]
;
entry:
%1 = getelementptr inbounds %C, %C* %0, i64 0, i32 0, i32 0
%m = load i64*, i64** %1, align 8
%2 = getelementptr inbounds %C, %C* %0, i64 1, i32 0, i32 0
%n = load i64*, i64** %2, align 8
%3 = getelementptr inbounds i64, i64* %m, i64 9
%4 = bitcast i64* %3 to i64 (%C*)**
%5 = load i64 (%C*)*, i64 (%C*)** %4, align 8
%6 = icmp eq i64* %m, %n
%7 = select i1 %6, %C* %0, %C* null
%8 = icmp ne %C* %7, null
br i1 %8, label %10, label %12
%tmp = getelementptr inbounds %C, %C* %arg, i64 0, i32 0, i32 0
%m = load i64*, i64** %tmp, align 8
%tmp1 = getelementptr inbounds %C, %C* %arg, i64 1, i32 0, i32 0
%n = load i64*, i64** %tmp1, align 8
%tmp2 = getelementptr inbounds i64, i64* %m, i64 9
%tmp3 = bitcast i64* %tmp2 to i64 (%C*)**
%tmp4 = load i64 (%C*)*, i64 (%C*)** %tmp3, align 8
%tmp5 = icmp eq i64* %m, %n
%tmp6 = select i1 %tmp5, %C* null, %C* %arg
%tmp7 = icmp eq %C* %tmp6, null
br i1 %tmp7, label %bb10, label %bb8
; <label>:9 ; preds = %10, %12
bb: ; preds = %bb10, %bb8
ret void
; <label>:10 ; preds = %entry
%11 = getelementptr inbounds %C, %C* %7, i64 0, i32 0
tail call void @bar(%struct.S* %11)
br label %9
bb8: ; preds = %entry
%tmp9 = getelementptr inbounds %C, %C* %tmp6, i64 0, i32 0
tail call void @bar(%struct.S* %tmp9)
br label %bb
; <label>:12 ; preds = %entry
%13 = tail call i64 %5(%C* %0)
br label %9
bb10: ; preds = %entry
%tmp11 = tail call i64 %tmp4(%C* %arg)
br label %bb
}
define void @test3(%C* %arg) {
; CHECK-LABEL: @test3(
; CHECK-NOT: select
; CHECK: or
; CHECK-NOT: select
}
define void @test4(%C*) {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP:%.*]] = getelementptr inbounds [[C:%.*]], %C* [[ARG:%.*]], i64 0, i32 0, i32 0
; CHECK-NEXT: [[M:%.*]] = load i64*, i64** [[TMP]], align 8
; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds [[C]], %C* [[ARG]], i64 1, i32 0, i32 0
; CHECK-NEXT: [[N:%.*]] = load i64*, i64** [[TMP1]], align 8
; CHECK-NEXT: [[TMP71:%.*]] = icmp eq %C* [[ARG]], null
; CHECK-NEXT: [[NOT_TMP5:%.*]] = icmp ne i64* [[M]], [[N]]
; CHECK-NEXT: [[TMP7:%.*]] = or i1 [[TMP71]], [[NOT_TMP5]]
; CHECK-NEXT: br i1 [[TMP7]], label [[BB10:%.*]], label [[BB8:%.*]]
; CHECK: bb:
; CHECK-NEXT: ret void
; CHECK: bb8:
; CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds [[C]], %C* [[ARG]], i64 0, i32 0
; CHECK-NEXT: tail call void @bar(%struct.S* [[TMP9]])
; CHECK-NEXT: br label [[BB:%.*]]
; CHECK: bb10:
; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i64, i64* [[M]], i64 9
; CHECK-NEXT: [[TMP3:%.*]] = bitcast i64* [[TMP2]] to i64 (%C*)**
; CHECK-NEXT: [[TMP4:%.*]] = load i64 (%C*)*, i64 (%C*)** [[TMP3]], align 8
; CHECK-NEXT: [[TMP11:%.*]] = tail call i64 [[TMP4]](%C* [[ARG]])
; CHECK-NEXT: br label [[BB]]
;
entry:
%1 = getelementptr inbounds %C, %C* %0, i64 0, i32 0, i32 0
%m = load i64*, i64** %1, align 8
%2 = getelementptr inbounds %C, %C* %0, i64 1, i32 0, i32 0
%n = load i64*, i64** %2, align 8
%3 = getelementptr inbounds i64, i64* %m, i64 9
%4 = bitcast i64* %3 to i64 (%C*)**
%5 = load i64 (%C*)*, i64 (%C*)** %4, align 8
%6 = icmp eq i64* %m, %n
%7 = select i1 %6, %C* null, %C* %0
%8 = icmp ne %C* %7, null
br i1 %8, label %10, label %12
%tmp = getelementptr inbounds %C, %C* %arg, i64 0, i32 0, i32 0
%m = load i64*, i64** %tmp, align 8
%tmp1 = getelementptr inbounds %C, %C* %arg, i64 1, i32 0, i32 0
%n = load i64*, i64** %tmp1, align 8
%tmp2 = getelementptr inbounds i64, i64* %m, i64 9
%tmp3 = bitcast i64* %tmp2 to i64 (%C*)**
%tmp4 = load i64 (%C*)*, i64 (%C*)** %tmp3, align 8
%tmp5 = icmp eq i64* %m, %n
%tmp6 = select i1 %tmp5, %C* %arg, %C* null
%tmp7 = icmp ne %C* %tmp6, null
br i1 %tmp7, label %bb8, label %bb10
; <label>:9 ; preds = %10, %12
bb: ; preds = %bb10, %bb8
ret void
; <label>:10 ; preds = %entry
%11 = getelementptr inbounds %C, %C* %7, i64 0, i32 0
tail call void @bar(%struct.S* %11)
br label %9
bb8: ; preds = %entry
%tmp9 = getelementptr inbounds %C, %C* %tmp6, i64 0, i32 0
tail call void @bar(%struct.S* %tmp9)
br label %bb
; <label>:12 ; preds = %entry
%13 = tail call i64 %5(%C* %0)
br label %9
bb10: ; preds = %entry
%tmp11 = tail call i64 %tmp4(%C* %arg)
br label %bb
}
define void @test4(%C* %arg) {
; CHECK-LABEL: @test4(
; CHECK-NOT: select
; CHECK: or
; CHECK-NOT: select
}
define void @test5(%C*, i1) {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP:%.*]] = getelementptr inbounds [[C:%.*]], %C* [[ARG:%.*]], i64 0, i32 0, i32 0
; CHECK-NEXT: [[M:%.*]] = load i64*, i64** [[TMP]], align 8
; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds [[C]], %C* [[ARG]], i64 1, i32 0, i32 0
; CHECK-NEXT: [[N:%.*]] = load i64*, i64** [[TMP1]], align 8
; CHECK-NEXT: [[TMP5:%.*]] = icmp eq i64* [[M]], [[N]]
; CHECK-NEXT: [[TMP71:%.*]] = icmp eq %C* [[ARG]], null
; CHECK-NEXT: [[TMP7:%.*]] = or i1 [[TMP5]], [[TMP71]]
; CHECK-NEXT: br i1 [[TMP7]], label [[BB10:%.*]], label [[BB8:%.*]]
; CHECK: bb:
; CHECK-NEXT: ret void
; CHECK: bb8:
; CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds [[C]], %C* [[ARG]], i64 0, i32 0
; CHECK-NEXT: tail call void @bar(%struct.S* [[TMP9]])
; CHECK-NEXT: br label [[BB:%.*]]
; CHECK: bb10:
; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds i64, i64* [[M]], i64 9
; CHECK-NEXT: [[TMP3:%.*]] = bitcast i64* [[TMP2]] to i64 (%C*)**
; CHECK-NEXT: [[TMP4:%.*]] = load i64 (%C*)*, i64 (%C*)** [[TMP3]], align 8
; CHECK-NEXT: [[TMP11:%.*]] = tail call i64 [[TMP4]](%C* [[ARG]])
; CHECK-NEXT: br label [[BB]]
;
entry:
%2 = select i1 %1, %C* null, %C* %0
%3 = icmp ne %C* %2, null
br i1 %3, label %5, label %7
%tmp = getelementptr inbounds %C, %C* %arg, i64 0, i32 0, i32 0
%m = load i64*, i64** %tmp, align 8
%tmp1 = getelementptr inbounds %C, %C* %arg, i64 1, i32 0, i32 0
%n = load i64*, i64** %tmp1, align 8
%tmp2 = getelementptr inbounds i64, i64* %m, i64 9
%tmp3 = bitcast i64* %tmp2 to i64 (%C*)**
%tmp4 = load i64 (%C*)*, i64 (%C*)** %tmp3, align 8
%tmp5 = icmp eq i64* %m, %n
%tmp6 = select i1 %tmp5, %C* null, %C* %arg
%tmp7 = icmp ne %C* %tmp6, null
br i1 %tmp7, label %bb8, label %bb10
; <label>:4 ; preds = %10, %12
bb: ; preds = %bb10, %bb8
ret void
; <label>:5 ; preds = %entry
%6 = getelementptr inbounds %C, %C* %2, i64 0, i32 0
tail call void @bar(%struct.S* %6)
br label %4
bb8: ; preds = %entry
%tmp9 = getelementptr inbounds %C, %C* %tmp6, i64 0, i32 0
tail call void @bar(%struct.S* %tmp9)
br label %bb
; <label>:7 ; preds = %entry
tail call void @foobar()
br label %4
; CHECK-LABEL: @test5(
; CHECK-NOT: select
; CHECK: or
; CHECK-NOT: select
bb10: ; preds = %entry
%tmp11 = tail call i64 %tmp4(%C* %arg)
br label %bb
}
define void @test5(%C* %arg, i1 %arg1) {
; CHECK-LABEL: @test5(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP21:%.*]] = icmp eq %C* [[ARG:%.*]], null
; CHECK-NEXT: [[TMP2:%.*]] = or i1 [[TMP21]], [[ARG1:%.*]]
; CHECK-NEXT: br i1 [[TMP2]], label [[BB5:%.*]], label [[BB3:%.*]]
; CHECK: bb:
; CHECK-NEXT: ret void
; CHECK: bb3:
; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds [[C:%.*]], %C* [[ARG]], i64 0, i32 0
; CHECK-NEXT: tail call void @bar(%struct.S* [[TMP4]])
; CHECK-NEXT: br label [[BB:%.*]]
; CHECK: bb5:
; CHECK-NEXT: tail call void @foobar()
; CHECK-NEXT: br label [[BB]]
;
entry:
%tmp = select i1 %arg1, %C* null, %C* %arg
%tmp2 = icmp ne %C* %tmp, null
br i1 %tmp2, label %bb3, label %bb5
bb: ; preds = %bb5, %bb3
ret void
bb3: ; preds = %entry
%tmp4 = getelementptr inbounds %C, %C* %tmp, i64 0, i32 0
tail call void @bar(%struct.S* %tmp4)
br label %bb
bb5: ; preds = %entry
tail call void @foobar()
br label %bb
}