[llvm-branch-commits] [llvm] 6612409 - [ConstraintElimination] Expand GEP decomposition tests.
Florian Hahn via llvm-branch-commits
llvm-branch-commits at lists.llvm.org
Mon Nov 30 12:42:52 PST 2020
Author: Florian Hahn
Date: 2020-11-30T20:33:18Z
New Revision: 66124098a88a564143a36869f495708502a35c50
URL: https://github.com/llvm/llvm-project/commit/66124098a88a564143a36869f495708502a35c50
DIFF: https://github.com/llvm/llvm-project/commit/66124098a88a564143a36869f495708502a35c50.diff
LOG: [ConstraintElimination] Expand GEP decomposition tests.
This adjusts the tests to cover more scenarios.
Added:
Modified:
llvm/test/Transforms/ConstraintElimination/geps.ll
Removed:
################################################################################
diff --git a/llvm/test/Transforms/ConstraintElimination/geps.ll b/llvm/test/Transforms/ConstraintElimination/geps.ll
index abd63b211ad8..ed013ed2c961 100644
--- a/llvm/test/Transforms/ConstraintElimination/geps.ll
+++ b/llvm/test/Transforms/ConstraintElimination/geps.ll
@@ -384,18 +384,22 @@ define void @test.ult.gep.shl(i32* readonly %src, i32* readnone %max, i32 %idx,
; CHECK-NEXT: [[CMP:%.*]] = icmp ult i32 [[IDX:%.*]], 5
; CHECK-NEXT: br i1 [[CMP]], label [[CHECK_MAX:%.*]], label [[TRAP]]
; CHECK: check.max:
-; CHECK-NEXT: [[IDX_SHL:%.*]] = shl nuw i32 [[IDX]], 2
-; CHECK-NEXT: [[ADD_PTR_SHL:%.*]] = getelementptr inbounds i32, i32* [[SRC]], i32 [[IDX_SHL]]
-; CHECK-NEXT: [[C_MAX_0:%.*]] = icmp ult i32* [[ADD_PTR_SHL]], [[MAX]]
+; CHECK-NEXT: [[IDX_SHL_1:%.*]] = shl nuw i32 [[IDX]], 1
+; CHECK-NEXT: [[ADD_PTR_SHL_1:%.*]] = getelementptr inbounds i32, i32* [[SRC]], i32 [[IDX_SHL_1]]
+; CHECK-NEXT: [[C_MAX_0:%.*]] = icmp ult i32* [[ADD_PTR_SHL_1]], [[MAX]]
; CHECK-NEXT: call void @use(i1 [[C_MAX_0]])
-; CHECK-NEXT: [[IDX_SHL_NOT_NUW:%.*]] = shl i32 [[IDX]], 2
-; CHECK-NEXT: [[ADD_PTR_SHL_NOT_NUW:%.*]] = getelementptr inbounds i32, i32* [[SRC]], i32 [[IDX_SHL_NOT_NUW]]
-; CHECK-NEXT: [[C_MAX_1:%.*]] = icmp ult i32* [[ADD_PTR_SHL_NOT_NUW]], [[MAX]]
+; CHECK-NEXT: [[IDX_SHL_2:%.*]] = shl nuw i32 [[IDX]], 2
+; CHECK-NEXT: [[ADD_PTR_SHL_2:%.*]] = getelementptr inbounds i32, i32* [[SRC]], i32 [[IDX_SHL_2]]
+; CHECK-NEXT: [[C_MAX_1:%.*]] = icmp ult i32* [[ADD_PTR_SHL_2]], [[MAX]]
; CHECK-NEXT: call void @use(i1 [[C_MAX_1]])
+; CHECK-NEXT: [[IDX_SHL_NOT_NUW:%.*]] = shl i32 [[IDX]], 1
+; CHECK-NEXT: [[ADD_PTR_SHL_NOT_NUW:%.*]] = getelementptr inbounds i32, i32* [[SRC]], i32 [[IDX_SHL_NOT_NUW]]
+; CHECK-NEXT: [[C_MAX_2:%.*]] = icmp ult i32* [[ADD_PTR_SHL_NOT_NUW]], [[MAX]]
+; CHECK-NEXT: call void @use(i1 [[C_MAX_2]])
; CHECK-NEXT: [[IDX_SHL_3:%.*]] = shl nuw i32 [[IDX]], 3
; CHECK-NEXT: [[ADD_PTR_SHL_3:%.*]] = getelementptr inbounds i32, i32* [[SRC]], i32 [[IDX_SHL_3]]
-; CHECK-NEXT: [[C_MAX_2:%.*]] = icmp ult i32* [[ADD_PTR_SHL_3]], [[MAX]]
-; CHECK-NEXT: call void @use(i1 [[C_MAX_2]])
+; CHECK-NEXT: [[C_MAX_3:%.*]] = icmp ult i32* [[ADD_PTR_SHL_3]], [[MAX]]
+; CHECK-NEXT: call void @use(i1 [[C_MAX_3]])
; CHECK-NEXT: ret void
;
check.0.min:
@@ -411,20 +415,25 @@ check.idx: ; preds = %check.0.min
br i1 %cmp, label %check.max, label %trap
check.max: ; preds = %check.0.min
- %idx.shl = shl nuw i32 %idx, 2
- %add.ptr.shl = getelementptr inbounds i32, i32* %src, i32 %idx.shl
- %c.max.0 = icmp ult i32* %add.ptr.shl, %max
+ %idx.shl.1 = shl nuw i32 %idx, 1
+ %add.ptr.shl.1 = getelementptr inbounds i32, i32* %src, i32 %idx.shl.1
+ %c.max.0 = icmp ult i32* %add.ptr.shl.1, %max
call void @use(i1 %c.max.0)
- %idx.shl.not.nuw = shl i32 %idx, 2
- %add.ptr.shl.not.nuw = getelementptr inbounds i32, i32* %src, i32 %idx.shl.not.nuw
- %c.max.1 = icmp ult i32* %add.ptr.shl.not.nuw, %max
+ %idx.shl.2 = shl nuw i32 %idx, 2
+ %add.ptr.shl.2 = getelementptr inbounds i32, i32* %src, i32 %idx.shl.2
+ %c.max.1 = icmp ult i32* %add.ptr.shl.2, %max
call void @use(i1 %c.max.1)
+ %idx.shl.not.nuw = shl i32 %idx, 1
+ %add.ptr.shl.not.nuw = getelementptr inbounds i32, i32* %src, i32 %idx.shl.not.nuw
+ %c.max.2 = icmp ult i32* %add.ptr.shl.not.nuw, %max
+ call void @use(i1 %c.max.2)
+
%idx.shl.3 = shl nuw i32 %idx, 3
%add.ptr.shl.3 = getelementptr inbounds i32, i32* %src, i32 %idx.shl.3
- %c.max.2 = icmp ult i32* %add.ptr.shl.3, %max
- call void @use(i1 %c.max.2)
+ %c.max.3 = icmp ult i32* %add.ptr.shl.3, %max
+ call void @use(i1 %c.max.3)
ret void
}
@@ -442,17 +451,17 @@ define void @test.ult.gep.shl.zext(i32* readonly %src, i32* readnone %max, i32 %
; CHECK-NEXT: [[CMP:%.*]] = icmp ult i32 [[IDX:%.*]], 5
; CHECK-NEXT: br i1 [[CMP]], label [[CHECK_MAX:%.*]], label [[TRAP]]
; CHECK: check.max:
-; CHECK-NEXT: [[IDX_SHL:%.*]] = shl nuw i32 [[IDX]], 2
+; CHECK-NEXT: [[IDX_SHL:%.*]] = shl nuw i32 [[IDX]], 1
; CHECK-NEXT: [[EXT_1:%.*]] = zext i32 [[IDX_SHL]] to i64
; CHECK-NEXT: [[ADD_PTR_SHL:%.*]] = getelementptr inbounds i32, i32* [[SRC]], i64 [[EXT_1]]
; CHECK-NEXT: [[C_MAX_0:%.*]] = icmp ult i32* [[ADD_PTR_SHL]], [[MAX]]
; CHECK-NEXT: call void @use(i1 [[C_MAX_0]])
-; CHECK-NEXT: [[IDX_SHL_NOT_NUW:%.*]] = shl i32 [[IDX]], 2
+; CHECK-NEXT: [[IDX_SHL_NOT_NUW:%.*]] = shl i32 [[IDX]], 1
; CHECK-NEXT: [[EXT_2:%.*]] = zext i32 [[IDX_SHL_NOT_NUW]] to i64
; CHECK-NEXT: [[ADD_PTR_SHL_NOT_NUW:%.*]] = getelementptr inbounds i32, i32* [[SRC]], i64 [[EXT_2]]
; CHECK-NEXT: [[C_MAX_1:%.*]] = icmp ult i32* [[ADD_PTR_SHL_NOT_NUW]], [[MAX]]
; CHECK-NEXT: call void @use(i1 [[C_MAX_1]])
-; CHECK-NEXT: [[IDX_SHL_3:%.*]] = shl nuw i32 [[IDX]], 3
+; CHECK-NEXT: [[IDX_SHL_3:%.*]] = shl nuw i32 [[IDX]], 2
; CHECK-NEXT: [[EXT_3:%.*]] = zext i32 [[IDX_SHL_3]] to i64
; CHECK-NEXT: [[ADD_PTR_SHL_3:%.*]] = getelementptr inbounds i32, i32* [[SRC]], i64 [[EXT_3]]
; CHECK-NEXT: [[C_MAX_2:%.*]] = icmp ult i32* [[ADD_PTR_SHL_3]], [[MAX]]
@@ -472,19 +481,19 @@ check.idx: ; preds = %check.0.min
br i1 %cmp, label %check.max, label %trap
check.max: ; preds = %check.0.min
- %idx.shl = shl nuw i32 %idx, 2
+ %idx.shl = shl nuw i32 %idx, 1
%ext.1 = zext i32 %idx.shl to i64
%add.ptr.shl = getelementptr inbounds i32, i32* %src, i64 %ext.1
%c.max.0 = icmp ult i32* %add.ptr.shl, %max
call void @use(i1 %c.max.0)
- %idx.shl.not.nuw = shl i32 %idx, 2
+ %idx.shl.not.nuw = shl i32 %idx, 1
%ext.2 = zext i32 %idx.shl.not.nuw to i64
%add.ptr.shl.not.nuw = getelementptr inbounds i32, i32* %src, i64 %ext.2
%c.max.1 = icmp ult i32* %add.ptr.shl.not.nuw, %max
call void @use(i1 %c.max.1)
- %idx.shl.3 = shl nuw i32 %idx, 3
+ %idx.shl.3 = shl nuw i32 %idx, 2
%ext.3 = zext i32 %idx.shl.3 to i64
%add.ptr.shl.3 = getelementptr inbounds i32, i32* %src, i64 %ext.3
%c.max.2 = icmp ult i32* %add.ptr.shl.3, %max
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