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[GVNSink] Make tests more robust (NFC)

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Avoid use of no-op GEPs.
This commit is contained in:
Nikita Popov 2023-01-10 12:39:36 +01:00
parent 2a43b5038d
commit 39d1c5897a
2 changed files with 11 additions and 11 deletions
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6
llvm/test/Transforms/GVNSink/sink-common-code.ll
View File

@ -207,7 +207,7 @@ if.end:
; CHECK: add
; CHECK: add
%struct.anon = type { i32, i32 }
%struct.anon = type { i32, i32, i32 }
; The GEP indexes a struct type so cannot have a variable last index.
define i32 @test10(i1 zeroext %flag, i32 %x, i32* %y, %struct.anon* %s) {
@ -216,13 +216,13 @@ entry:
if.then:
%dummy = add i32 %x, 5
%gepa = getelementptr inbounds %struct.anon, %struct.anon* %s, i32 0, i32 0
%gepa = getelementptr inbounds %struct.anon, %struct.anon* %s, i32 0, i32 1
store volatile i32 %x, i32* %gepa
br label %if.end
if.else:
%dummy1 = add i32 %x, 6
%gepb = getelementptr inbounds %struct.anon, %struct.anon* %s, i32 0, i32 1
%gepb = getelementptr inbounds %struct.anon, %struct.anon* %s, i32 0, i32 2
store volatile i32 %x, i32* %gepb
br label %if.end

16
llvm/test/Transforms/GVNSink/struct.ll
View File

@ -1,6 +1,6 @@
; RUN: opt -passes=gvn-sink -S < %s | FileCheck %s
%struct = type {i32, i32}
%struct = type {i32, i32, i32}
%struct2 = type { [ 2 x i32], i32 }
; Struct indices cannot be variant.
@ -17,11 +17,11 @@ bb1: ; preds = %bb
br label %bb4
bb2: ; preds = %bb
%tmp3 = getelementptr inbounds %struct, %struct* null, i64 0, i32 0
%tmp3 = getelementptr inbounds %struct, %struct* null, i64 0, i32 2
br label %bb4
bb4: ; preds = %bb2, %bb1
%tmp5 = phi i32 [ 1, %bb1 ], [ 0, %bb2 ]
%tmp5 = phi i32 [ 1, %bb1 ], [ 2, %bb2 ]
ret void
}
@ -39,11 +39,11 @@ bb1: ; preds = %bb
br label %bb4
bb2: ; preds = %bb
%tmp3 = getelementptr inbounds %struct2, %struct2* null, i64 0, i32 0, i32 0
%tmp3 = getelementptr inbounds %struct2, %struct2* null, i64 0, i32 0, i32 2
br label %bb4
bb4: ; preds = %bb2, %bb1
%tmp5 = phi i32 [ 1, %bb1 ], [ 0, %bb2 ]
%tmp5 = phi i32 [ 1, %bb1 ], [ 2, %bb2 ]
ret void
}
@ -58,14 +58,14 @@ bb:
br i1 undef, label %bb2, label %bb1
bb1: ; preds = %bb
%tmp = getelementptr inbounds %struct, %struct* null, i32 0, i32 0
%tmp = getelementptr inbounds %struct, %struct* null, i32 1, i32 0
br label %bb4
bb2: ; preds = %bb
%tmp3 = getelementptr inbounds %struct, %struct* null, i32 1, i32 0
%tmp3 = getelementptr inbounds %struct, %struct* null, i32 2, i32 0
br label %bb4
bb4: ; preds = %bb2, %bb1
%tmp5 = phi i32 [ 0, %bb1 ], [ 1, %bb2 ]
%tmp5 = phi i32 [ 1, %bb1 ], [ 2, %bb2 ]
ret void
}