+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes=indvars -S | FileCheck %s
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
@G = external global i32
define void @test0(i64* %arg) {
+; CHECK-LABEL: @test0(
+; CHECK-NEXT: bb:
+; CHECK-NEXT: br label [[BB2:%.*]]
+; CHECK: bb2:
+; CHECK-NEXT: [[TMP:%.*]] = phi i64* [ [[ARG:%.*]], [[BB:%.*]] ], [ [[TMP7:%.*]], [[BB2]] ]
+; CHECK-NEXT: [[TMP4:%.*]] = call i32* @wobble(i64* nonnull [[TMP]], i32* null)
+; CHECK-NEXT: [[TMP5:%.*]] = load i32, i32* null, align 8
+; CHECK-NEXT: [[TMP7]] = load i64*, i64** undef, align 8
+; CHECK-NEXT: br label [[BB2]]
+;
bb:
br label %bb2
br label %bb2
}
-; CHECK-LABEL: void @test0
-; CHECK: load i32, i32* null
-
define void @test1(i64* %arg) {
+; CHECK-LABEL: @test1(
+; CHECK-NEXT: bb:
+; CHECK-NEXT: br label [[BB2:%.*]]
+; CHECK: bb2:
+; CHECK-NEXT: [[TMP:%.*]] = phi i64* [ [[ARG:%.*]], [[BB:%.*]] ], [ [[TMP7:%.*]], [[BB2]] ]
+; CHECK-NEXT: [[TMP4:%.*]] = call i32* @wobble(i64* nonnull [[TMP]], i32* inttoptr (i64 4 to i32*))
+; CHECK-NEXT: [[TMP5:%.*]] = load i32, i32* inttoptr (i64 4 to i32*), align 4
+; CHECK-NEXT: [[TMP7]] = load i64*, i64** undef, align 8
+; CHECK-NEXT: br label [[BB2]]
+;
bb:
br label %bb2
br label %bb2
}
-; CHECK-LABEL: void @test1
-; CHECK: load i32, i32* inttoptr (i64 4 to i32*)
-
define void @test2(i64* %arg) {
+; CHECK-LABEL: @test2(
+; CHECK-NEXT: bb:
+; CHECK-NEXT: br label [[BB2:%.*]]
+; CHECK: bb2:
+; CHECK-NEXT: [[TMP:%.*]] = phi i64* [ [[ARG:%.*]], [[BB:%.*]] ], [ [[TMP7:%.*]], [[BB2]] ]
+; CHECK-NEXT: [[TMP4:%.*]] = call i32* @wobble(i64* nonnull [[TMP]], i32* @G)
+; CHECK-NEXT: [[TMP5:%.*]] = load i32, i32* @G, align 4
+; CHECK-NEXT: [[TMP7]] = load i64*, i64** undef, align 8
+; CHECK-NEXT: br label [[BB2]]
+;
bb:
br label %bb2
br label %bb2
}
-; CHECK-LABEL: void @test2
-; CHECK: load i32, i32* @G
-
-
define void @test3(i64* %arg, i32* %loop.invariant) {
+; CHECK-LABEL: @test3(
+; CHECK-NEXT: bb:
+; CHECK-NEXT: br label [[BB2:%.*]]
+; CHECK: bb2:
+; CHECK-NEXT: [[TMP:%.*]] = phi i64* [ [[ARG:%.*]], [[BB:%.*]] ], [ [[TMP7:%.*]], [[BB2]] ]
+; CHECK-NEXT: [[TMP4:%.*]] = call i32* @wobble(i64* nonnull [[TMP]], i32* [[LOOP_INVARIANT:%.*]])
+; CHECK-NEXT: [[TMP5:%.*]] = load i32, i32* [[LOOP_INVARIANT]], align 4
+; CHECK-NEXT: [[TMP7]] = load i64*, i64** undef, align 8
+; CHECK-NEXT: br label [[BB2]]
+;
bb:
br label %bb2
br label %bb2
}
-; CHECK-LABEL: void @test3
-; CHECK: load i32, i32* %loop.invariant
-
define void @test4(i64* %arg, i32* %loop.invariant, i64 %N) {
+; CHECK-LABEL: @test4(
+; CHECK-NEXT: bb:
+; CHECK-NEXT: [[TMP0:%.*]] = shl i64 [[N:%.*]], 6
+; CHECK-NEXT: [[SCEVGEP:%.*]] = getelementptr i32, i32* [[LOOP_INVARIANT:%.*]], i64 [[TMP0]]
+; CHECK-NEXT: br label [[BB2:%.*]]
+; CHECK: bb2:
+; CHECK-NEXT: [[TMP:%.*]] = phi i64* [ [[ARG:%.*]], [[BB:%.*]] ], [ [[TMP7:%.*]], [[BB2]] ]
+; CHECK-NEXT: [[MUL:%.*]] = mul nsw i64 [[N]], 64
+; CHECK-NEXT: [[PTR:%.*]] = getelementptr inbounds i32, i32* [[LOOP_INVARIANT]], i64 [[MUL]]
+; CHECK-NEXT: [[TMP4:%.*]] = call i32* @wobble(i64* nonnull [[TMP]], i32* [[PTR]])
+; CHECK-NEXT: [[TMP5:%.*]] = load i32, i32* [[SCEVGEP]], align 4
+; CHECK-NEXT: [[TMP7]] = load i64*, i64** undef, align 8
+; CHECK-NEXT: br label [[BB2]]
+;
bb:
br label %bb2
bb2:
%tmp = phi i64* [%arg, %bb ], [ %tmp7, %bb2 ]
%mul = mul nsw i64 %N, 64
- %ptr = getelementptr inbounds i32, i32* %loop.invariant, i64 %mul
+ %ptr = getelementptr inbounds i32, i32* %loop.invariant, i64 %mul
%tmp4 = call i32* @wobble(i64* nonnull %tmp, i32* %ptr)
%tmp5 = load i32, i32* %tmp4
%tmp7 = load i64*, i64** undef, align 8
br label %bb2
}
-; CHECK-LABEL: void @test4
-; CHECK: [[P:%[a-zA-Z$._0-9]+]] = getelementptr i32, i32* %loop.invariant
-; CHECK: phi
-; CHECK: load i32, i32* [[P]]
-
declare i32* @wobble(i64*, i32* returned)