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[ConstraintElimination] Add gep tests without inbounds.
Add a set of interesting test cases for GEPs without inbounds for upcoming patches.
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llvm/test/Transforms/ConstraintElimination/geps-inbounds-precondition.ll
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py | ||
; RUN: opt -constraint-elimination -S %s | FileCheck %s | ||
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; Tests for using inbounds information from GEPs. | ||
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declare void @noundef(i32* noundef) | ||
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define i1 @inbounds_poison_is_ub1(i32* %src, i32 %n, i32 %idx) { | ||
; CHECK-LABEL: @inbounds_poison_is_ub1( | ||
; CHECK-NEXT: entry: | ||
; CHECK-NEXT: [[UPPER:%.*]] = getelementptr inbounds i32, i32* [[SRC:%.*]], i64 5 | ||
; CHECK-NEXT: call void @noundef(i32* [[UPPER]]) | ||
; CHECK-NEXT: [[CMP_IDX:%.*]] = icmp ult i32 [[IDX:%.*]], [[N:%.*]] | ||
; CHECK-NEXT: [[IDX_EXT:%.*]] = zext i32 [[IDX]] to i64 | ||
; CHECK-NEXT: [[SRC_IDX_4:%.*]] = getelementptr i32, i32* [[SRC]], i64 4 | ||
; CHECK-NEXT: [[CMP_UPPER_4:%.*]] = icmp ule i32* [[SRC_IDX_4]], [[UPPER]] | ||
; CHECK-NEXT: [[SRC_IDX_5:%.*]] = getelementptr i32, i32* [[SRC]], i64 5 | ||
; CHECK-NEXT: [[CMP_UPPER_5:%.*]] = icmp ule i32* [[SRC_IDX_5]], [[UPPER]] | ||
; CHECK-NEXT: [[RES_0:%.*]] = xor i1 [[CMP_UPPER_4]], [[CMP_UPPER_5]] | ||
; CHECK-NEXT: [[SRC_IDX_6:%.*]] = getelementptr i32, i32* [[SRC]], i64 6 | ||
; CHECK-NEXT: [[CMP_UPPER_6:%.*]] = icmp ule i32* [[SRC_IDX_6]], [[UPPER]] | ||
; CHECK-NEXT: [[RES_1:%.*]] = xor i1 [[RES_0]], [[CMP_UPPER_6]] | ||
; CHECK-NEXT: [[SRC_IDX_NEG_1:%.*]] = getelementptr i32, i32* [[SRC]], i64 -1 | ||
; CHECK-NEXT: [[CMP_UPPER_NEG_1:%.*]] = icmp ule i32* [[SRC_IDX_NEG_1]], [[UPPER]] | ||
; CHECK-NEXT: [[RES_2:%.*]] = xor i1 [[RES_1]], [[CMP_UPPER_NEG_1]] | ||
; CHECK-NEXT: ret i1 [[RES_2]] | ||
; | ||
entry: | ||
%upper = getelementptr inbounds i32, i32* %src, i64 5 | ||
call void @noundef(i32* %upper) | ||
%cmp.idx = icmp ult i32 %idx, %n | ||
%idx.ext = zext i32 %idx to i64 | ||
%src.idx.4 = getelementptr i32, i32* %src, i64 4 | ||
%cmp.upper.4 = icmp ule i32* %src.idx.4, %upper | ||
%src.idx.5 = getelementptr i32, i32* %src, i64 5 | ||
%cmp.upper.5 = icmp ule i32* %src.idx.5, %upper | ||
%res.0 = xor i1 %cmp.upper.4, %cmp.upper.5 | ||
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%src.idx.6 = getelementptr i32, i32* %src, i64 6 | ||
%cmp.upper.6 = icmp ule i32* %src.idx.6, %upper | ||
%res.1 = xor i1 %res.0, %cmp.upper.6 | ||
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%src.idx.neg.1 = getelementptr i32, i32* %src, i64 -1 | ||
%cmp.upper.neg.1 = icmp ule i32* %src.idx.neg.1, %upper | ||
%res.2 = xor i1 %res.1, %cmp.upper.neg.1 | ||
ret i1 %res.2 | ||
} | ||
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; %start + %n.ext is guaranteed to not overflow (due to inbounds). | ||
; %start + %idx.ext does not overflow if %idx.ext <= %n.ext. | ||
define i1 @inbounds_poison_is_ub2(i32* %src, i32 %n, i32 %idx) { | ||
; CHECK-LABEL: @inbounds_poison_is_ub2( | ||
; CHECK-NEXT: entry: | ||
; CHECK-NEXT: [[N_EXT:%.*]] = zext i32 [[N:%.*]] to i64 | ||
; CHECK-NEXT: [[UPPER:%.*]] = getelementptr inbounds i32, i32* [[SRC:%.*]], i64 [[N_EXT]] | ||
; CHECK-NEXT: call void @noundef(i32* [[UPPER]]) | ||
; CHECK-NEXT: [[CMP_IDX:%.*]] = icmp ult i32 [[IDX:%.*]], [[N]] | ||
; CHECK-NEXT: [[IDX_EXT:%.*]] = zext i32 [[IDX]] to i64 | ||
; CHECK-NEXT: [[SRC_IDX:%.*]] = getelementptr i32, i32* [[SRC]], i64 [[IDX_EXT]] | ||
; CHECK-NEXT: br i1 [[CMP_IDX]], label [[THEN:%.*]], label [[ELSE:%.*]] | ||
; CHECK: then: | ||
; CHECK-NEXT: [[CMP_UPPER_1:%.*]] = icmp ule i32* [[SRC_IDX]], [[UPPER]] | ||
; CHECK-NEXT: ret i1 [[CMP_UPPER_1]] | ||
; CHECK: else: | ||
; CHECK-NEXT: [[CMP_UPPER_2:%.*]] = icmp ule i32* [[SRC_IDX]], [[UPPER]] | ||
; CHECK-NEXT: ret i1 [[CMP_UPPER_2]] | ||
; | ||
entry: | ||
%n.ext = zext i32 %n to i64 | ||
%upper = getelementptr inbounds i32, i32* %src, i64 %n.ext | ||
call void @noundef(i32* %upper) | ||
%cmp.idx = icmp ult i32 %idx, %n | ||
%idx.ext = zext i32 %idx to i64 | ||
%src.idx = getelementptr i32, i32* %src, i64 %idx.ext | ||
br i1 %cmp.idx, label %then, label %else | ||
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then: | ||
%cmp.upper.1 = icmp ule i32* %src.idx, %upper | ||
ret i1 %cmp.upper.1 | ||
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else: | ||
%cmp.upper.2 = icmp ule i32* %src.idx, %upper | ||
ret i1 %cmp.upper.2 | ||
} | ||
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; Same as inbounds_poison_is_ub2, but with individual GEPs in the %then and | ||
; %else blocks. | ||
define i1 @inbounds_poison_is_ub3(i32* %src, i32 %n, i32 %idx) { | ||
; CHECK-LABEL: @inbounds_poison_is_ub3( | ||
; CHECK-NEXT: entry: | ||
; CHECK-NEXT: [[N_EXT:%.*]] = zext i32 [[N:%.*]] to i64 | ||
; CHECK-NEXT: [[IDX_EXT:%.*]] = zext i32 [[IDX:%.*]] to i64 | ||
; CHECK-NEXT: [[CMP_IDX:%.*]] = icmp ult i64 [[IDX_EXT]], [[N_EXT]] | ||
; CHECK-NEXT: br i1 [[CMP_IDX]], label [[THEN:%.*]], label [[ELSE:%.*]] | ||
; CHECK: then: | ||
; CHECK-NEXT: [[UPPER_1:%.*]] = getelementptr inbounds i32, i32* [[SRC:%.*]], i64 [[N_EXT]] | ||
; CHECK-NEXT: call void @noundef(i32* [[UPPER_1]]) | ||
; CHECK-NEXT: [[SRC_IDX_1:%.*]] = getelementptr i32, i32* [[SRC]], i64 [[IDX_EXT]] | ||
; CHECK-NEXT: [[CMP_UPPER_1:%.*]] = icmp ule i32* [[SRC_IDX_1]], [[UPPER_1]] | ||
; CHECK-NEXT: ret i1 [[CMP_UPPER_1]] | ||
; CHECK: else: | ||
; CHECK-NEXT: [[UPPER_2:%.*]] = getelementptr inbounds i32, i32* [[SRC]], i64 [[N_EXT]] | ||
; CHECK-NEXT: call void @noundef(i32* [[UPPER_2]]) | ||
; CHECK-NEXT: [[SRC_IDX_2:%.*]] = getelementptr i32, i32* [[SRC]], i64 [[IDX_EXT]] | ||
; CHECK-NEXT: [[CMP_UPPER_2:%.*]] = icmp ule i32* [[SRC_IDX_2]], [[UPPER_2]] | ||
; CHECK-NEXT: ret i1 [[CMP_UPPER_2]] | ||
; | ||
entry: | ||
%n.ext = zext i32 %n to i64 | ||
%idx.ext = zext i32 %idx to i64 | ||
%cmp.idx = icmp ult i64 %idx.ext, %n.ext | ||
br i1 %cmp.idx, label %then, label %else | ||
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then: | ||
%upper.1 = getelementptr inbounds i32, i32* %src, i64 %n.ext | ||
call void @noundef(i32* %upper.1) | ||
%src.idx.1 = getelementptr i32, i32* %src, i64 %idx.ext | ||
%cmp.upper.1 = icmp ule i32* %src.idx.1, %upper.1 | ||
ret i1 %cmp.upper.1 | ||
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else: | ||
%upper.2 = getelementptr inbounds i32, i32* %src, i64 %n.ext | ||
call void @noundef(i32* %upper.2) | ||
%src.idx.2 = getelementptr i32, i32* %src, i64 %idx.ext | ||
%cmp.upper.2 = icmp ule i32* %src.idx.2, %upper.2 | ||
ret i1 %cmp.upper.2 | ||
} | ||
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; The function does not have UB if %upper is poison because of an overflow. Do | ||
; not simplify anything. In this particular case, the returned result will be | ||
; poison in this case, so it could be simplified, but currently we cannot | ||
; distinguish that case. | ||
define i1 @inbounds_poison_does_not_cause_ub(i32* %src, i32 %n, i32 %idx) { | ||
; CHECK-LABEL: @inbounds_poison_does_not_cause_ub( | ||
; CHECK-NEXT: entry: | ||
; CHECK-NEXT: [[N_EXT:%.*]] = zext i32 [[N:%.*]] to i64 | ||
; CHECK-NEXT: [[IDX_EXT:%.*]] = zext i32 [[IDX:%.*]] to i64 | ||
; CHECK-NEXT: [[UPPER:%.*]] = getelementptr inbounds i32, i32* [[SRC:%.*]], i64 [[N_EXT]] | ||
; CHECK-NEXT: [[SRC_IDX:%.*]] = getelementptr i32, i32* [[SRC]], i64 [[IDX_EXT]] | ||
; CHECK-NEXT: [[CMP_IDX:%.*]] = icmp ult i64 [[IDX_EXT]], [[N_EXT]] | ||
; CHECK-NEXT: br i1 [[CMP_IDX]], label [[THEN:%.*]], label [[ELSE:%.*]] | ||
; CHECK: then: | ||
; CHECK-NEXT: [[CMP_UPPER_1:%.*]] = icmp ule i32* [[SRC_IDX]], [[UPPER]] | ||
; CHECK-NEXT: ret i1 [[CMP_UPPER_1]] | ||
; CHECK: else: | ||
; CHECK-NEXT: [[CMP_UPPER_2:%.*]] = icmp ule i32* [[SRC_IDX]], [[UPPER]] | ||
; CHECK-NEXT: ret i1 [[CMP_UPPER_2]] | ||
; | ||
entry: | ||
%n.ext = zext i32 %n to i64 | ||
%idx.ext = zext i32 %idx to i64 | ||
%upper = getelementptr inbounds i32, i32* %src, i64 %n.ext | ||
%src.idx = getelementptr i32, i32* %src, i64 %idx.ext | ||
%cmp.idx = icmp ult i64 %idx.ext, %n.ext | ||
br i1 %cmp.idx, label %then, label %else | ||
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then: | ||
%cmp.upper.1 = icmp ule i32* %src.idx, %upper | ||
ret i1 %cmp.upper.1 | ||
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else: | ||
%cmp.upper.2 = icmp ule i32* %src.idx, %upper | ||
ret i1 %cmp.upper.2 | ||
} | ||
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; Same as @inbounds_poison_does_not_cause_ub, but with separate GEPs in the | ||
; %then and %else blocks. | ||
define i1 @inbounds_poison_does_not_cause_ub2(i32* %src, i32 %n, i32 %idx) { | ||
; CHECK-LABEL: @inbounds_poison_does_not_cause_ub2( | ||
; CHECK-NEXT: entry: | ||
; CHECK-NEXT: [[N_EXT:%.*]] = zext i32 [[N:%.*]] to i64 | ||
; CHECK-NEXT: [[IDX_EXT:%.*]] = zext i32 [[IDX:%.*]] to i64 | ||
; CHECK-NEXT: [[CMP_IDX:%.*]] = icmp ult i64 [[IDX_EXT]], [[N_EXT]] | ||
; CHECK-NEXT: br i1 [[CMP_IDX]], label [[THEN:%.*]], label [[ELSE:%.*]] | ||
; CHECK: then: | ||
; CHECK-NEXT: [[UPPER_1:%.*]] = getelementptr inbounds i32, i32* [[SRC:%.*]], i64 [[N_EXT]] | ||
; CHECK-NEXT: [[SRC_IDX_1:%.*]] = getelementptr i32, i32* [[SRC]], i64 [[IDX_EXT]] | ||
; CHECK-NEXT: [[CMP_UPPER_1:%.*]] = icmp ule i32* [[SRC_IDX_1]], [[UPPER_1]] | ||
; CHECK-NEXT: ret i1 [[CMP_UPPER_1]] | ||
; CHECK: else: | ||
; CHECK-NEXT: [[SRC_IDX_2:%.*]] = getelementptr i32, i32* [[SRC]], i64 [[IDX_EXT]] | ||
; CHECK-NEXT: [[UPPER_2:%.*]] = getelementptr inbounds i32, i32* [[SRC]], i64 [[N_EXT]] | ||
; CHECK-NEXT: [[CMP_UPPER_2:%.*]] = icmp ule i32* [[SRC_IDX_2]], [[UPPER_2]] | ||
; CHECK-NEXT: ret i1 [[CMP_UPPER_2]] | ||
; | ||
entry: | ||
%n.ext = zext i32 %n to i64 | ||
%idx.ext = zext i32 %idx to i64 | ||
%cmp.idx = icmp ult i64 %idx.ext, %n.ext | ||
br i1 %cmp.idx, label %then, label %else | ||
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then: | ||
%upper.1 = getelementptr inbounds i32, i32* %src, i64 %n.ext | ||
%src.idx.1 = getelementptr i32, i32* %src, i64 %idx.ext | ||
%cmp.upper.1 = icmp ule i32* %src.idx.1, %upper.1 | ||
ret i1 %cmp.upper.1 | ||
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else: | ||
%src.idx.2 = getelementptr i32, i32* %src, i64 %idx.ext | ||
%upper.2 = getelementptr inbounds i32, i32* %src, i64 %n.ext | ||
%cmp.upper.2 = icmp ule i32* %src.idx.2, %upper.2 | ||
ret i1 %cmp.upper.2 | ||
} | ||
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define i1 @no_zexts_indices_may_be_negative(i32* %src, i32 %n, i32 %idx) { | ||
; CHECK-LABEL: @no_zexts_indices_may_be_negative( | ||
; CHECK-NEXT: entry: | ||
; CHECK-NEXT: [[UPPER:%.*]] = getelementptr inbounds i32, i32* [[SRC:%.*]], i32 [[N:%.*]] | ||
; CHECK-NEXT: call void @noundef(i32* [[UPPER]]) | ||
; CHECK-NEXT: [[SRC_IDX:%.*]] = getelementptr i32, i32* [[SRC]], i32 [[IDX:%.*]] | ||
; CHECK-NEXT: [[CMP_IDX:%.*]] = icmp ult i32 [[IDX]], [[N]] | ||
; CHECK-NEXT: br i1 [[CMP_IDX]], label [[THEN:%.*]], label [[ELSE:%.*]] | ||
; CHECK: then: | ||
; CHECK-NEXT: [[CMP_UPPER_1:%.*]] = icmp ule i32* [[SRC_IDX]], [[UPPER]] | ||
; CHECK-NEXT: ret i1 [[CMP_UPPER_1]] | ||
; CHECK: else: | ||
; CHECK-NEXT: [[CMP_UPPER_2:%.*]] = icmp ule i32* [[SRC_IDX]], [[UPPER]] | ||
; CHECK-NEXT: ret i1 [[CMP_UPPER_2]] | ||
; | ||
entry: | ||
%upper = getelementptr inbounds i32, i32* %src, i32 %n | ||
call void @noundef(i32* %upper) | ||
%src.idx = getelementptr i32, i32* %src, i32 %idx | ||
%cmp.idx = icmp ult i32 %idx, %n | ||
br i1 %cmp.idx, label %then, label %else | ||
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then: | ||
%cmp.upper.1 = icmp ule i32* %src.idx, %upper | ||
ret i1 %cmp.upper.1 | ||
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else: | ||
%cmp.upper.2 = icmp ule i32* %src.idx, %upper | ||
ret i1 %cmp.upper.2 | ||
} | ||
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; Tests for multiple inbound GEPs, make sure the largest upper bound is used. | ||
define i1 @multiple_upper_bounds(i32* %src, i32 %n, i32 %idx) { | ||
; CHECK-LABEL: @multiple_upper_bounds( | ||
; CHECK-NEXT: entry: | ||
; CHECK-NEXT: [[N_EXT:%.*]] = zext i32 [[N:%.*]] to i64 | ||
; CHECK-NEXT: [[UPPER_1:%.*]] = getelementptr inbounds i32, i32* [[SRC:%.*]], i64 1 | ||
; CHECK-NEXT: call void @noundef(i32* [[UPPER_1]]) | ||
; CHECK-NEXT: [[UPPER_2:%.*]] = getelementptr inbounds i32, i32* [[SRC]], i64 [[N_EXT]] | ||
; CHECK-NEXT: call void @noundef(i32* [[UPPER_2]]) | ||
; CHECK-NEXT: [[CMP_IDX:%.*]] = icmp ult i32 [[IDX:%.*]], [[N]] | ||
; CHECK-NEXT: [[IDX_EXT:%.*]] = zext i32 [[IDX]] to i64 | ||
; CHECK-NEXT: [[SRC_IDX:%.*]] = getelementptr i32, i32* [[SRC]], i64 [[IDX_EXT]] | ||
; CHECK-NEXT: br i1 [[CMP_IDX]], label [[THEN:%.*]], label [[ELSE:%.*]] | ||
; CHECK: then: | ||
; CHECK-NEXT: [[CMP_UPPER_1:%.*]] = icmp ule i32* [[SRC_IDX]], [[UPPER_2]] | ||
; CHECK-NEXT: ret i1 [[CMP_UPPER_1]] | ||
; CHECK: else: | ||
; CHECK-NEXT: [[CMP_UPPER_2:%.*]] = icmp ule i32* [[SRC_IDX]], [[UPPER_2]] | ||
; CHECK-NEXT: ret i1 [[CMP_UPPER_2]] | ||
; | ||
entry: | ||
%n.ext = zext i32 %n to i64 | ||
%upper.1 = getelementptr inbounds i32, i32* %src, i64 1 | ||
call void @noundef(i32* %upper.1) | ||
%upper.2 = getelementptr inbounds i32, i32* %src, i64 %n.ext | ||
call void @noundef(i32* %upper.2) | ||
%cmp.idx = icmp ult i32 %idx, %n | ||
%idx.ext = zext i32 %idx to i64 | ||
%src.idx = getelementptr i32, i32* %src, i64 %idx.ext | ||
br i1 %cmp.idx, label %then, label %else | ||
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then: | ||
%cmp.upper.1 = icmp ule i32* %src.idx, %upper.2 | ||
ret i1 %cmp.upper.1 | ||
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else: | ||
%cmp.upper.2 = icmp ule i32* %src.idx, %upper.2 | ||
ret i1 %cmp.upper.2 | ||
} | ||
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define i1 @multiple_upper_bounds2(i32* %src, i32 %n, i32 %idx) { | ||
; CHECK-LABEL: @multiple_upper_bounds2( | ||
; CHECK-NEXT: entry: | ||
; CHECK-NEXT: [[N_EXT:%.*]] = zext i32 [[N:%.*]] to i64 | ||
; CHECK-NEXT: [[UPPER_1:%.*]] = getelementptr inbounds i32, i32* [[SRC:%.*]], i64 1 | ||
; CHECK-NEXT: call void @noundef(i32* [[UPPER_1]]) | ||
; CHECK-NEXT: [[UPPER_2:%.*]] = getelementptr inbounds i32, i32* [[SRC]], i64 4 | ||
; CHECK-NEXT: call void @noundef(i32* [[UPPER_2]]) | ||
; CHECK-NEXT: [[SRC_IDX:%.*]] = getelementptr i32, i32* [[SRC]], i64 4 | ||
; CHECK-NEXT: [[CMP_UPPER_1:%.*]] = icmp ule i32* [[SRC_IDX]], [[UPPER_2]] | ||
; CHECK-NEXT: ret i1 [[CMP_UPPER_1]] | ||
; | ||
entry: | ||
%n.ext = zext i32 %n to i64 | ||
%upper.1 = getelementptr inbounds i32, i32* %src, i64 1 | ||
call void @noundef(i32* %upper.1) | ||
%upper.2 = getelementptr inbounds i32, i32* %src, i64 4 | ||
call void @noundef(i32* %upper.2) | ||
%src.idx = getelementptr i32, i32* %src, i64 4 | ||
%cmp.upper.1 = icmp ule i32* %src.idx, %upper.2 | ||
ret i1 %cmp.upper.1 | ||
} | ||
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define i1 @multiple_upper_bounds3(i32* %src, i32 %n, i32 %idx) { | ||
; CHECK-LABEL: @multiple_upper_bounds3( | ||
; CHECK-NEXT: entry: | ||
; CHECK-NEXT: [[N_EXT:%.*]] = zext i32 [[N:%.*]] to i64 | ||
; CHECK-NEXT: [[UPPER_1:%.*]] = getelementptr inbounds i32, i32* [[SRC:%.*]], i64 4 | ||
; CHECK-NEXT: call void @noundef(i32* [[UPPER_1]]) | ||
; CHECK-NEXT: [[UPPER_2:%.*]] = getelementptr inbounds i32, i32* [[SRC]], i64 1 | ||
; CHECK-NEXT: call void @noundef(i32* [[UPPER_2]]) | ||
; CHECK-NEXT: [[SRC_IDX:%.*]] = getelementptr i32, i32* [[SRC]], i64 4 | ||
; CHECK-NEXT: [[CMP_UPPER_1:%.*]] = icmp ule i32* [[SRC_IDX]], [[UPPER_1]] | ||
; CHECK-NEXT: ret i1 [[CMP_UPPER_1]] | ||
; | ||
entry: | ||
%n.ext = zext i32 %n to i64 | ||
%upper.1 = getelementptr inbounds i32, i32* %src, i64 4 | ||
call void @noundef(i32* %upper.1) | ||
%upper.2 = getelementptr inbounds i32, i32* %src, i64 1 | ||
call void @noundef(i32* %upper.2) | ||
%src.idx = getelementptr i32, i32* %src, i64 4 | ||
%cmp.upper.1 = icmp ule i32* %src.idx, %upper.1 | ||
ret i1 %cmp.upper.1 | ||
} | ||
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; %src.idx + 5 may overflow. | ||
define i1 @multiple_upper_bounds4(i32* %src, i32 %n, i32 %idx) { | ||
; CHECK-LABEL: @multiple_upper_bounds4( | ||
; CHECK-NEXT: entry: | ||
; CHECK-NEXT: [[N_EXT:%.*]] = zext i32 [[N:%.*]] to i64 | ||
; CHECK-NEXT: [[UPPER_1:%.*]] = getelementptr inbounds i32, i32* [[SRC:%.*]], i64 1 | ||
; CHECK-NEXT: call void @noundef(i32* [[UPPER_1]]) | ||
; CHECK-NEXT: [[UPPER_2:%.*]] = getelementptr inbounds i32, i32* [[SRC]], i64 4 | ||
; CHECK-NEXT: call void @noundef(i32* [[UPPER_2]]) | ||
; CHECK-NEXT: [[SRC_IDX:%.*]] = getelementptr i32, i32* [[SRC]], i64 5 | ||
; CHECK-NEXT: [[CMP_UPPER_1:%.*]] = icmp ule i32* [[SRC_IDX]], [[UPPER_2]] | ||
; CHECK-NEXT: ret i1 [[CMP_UPPER_1]] | ||
; | ||
entry: | ||
%n.ext = zext i32 %n to i64 | ||
%upper.1 = getelementptr inbounds i32, i32* %src, i64 1 | ||
call void @noundef(i32* %upper.1) | ||
%upper.2 = getelementptr inbounds i32, i32* %src, i64 4 | ||
call void @noundef(i32* %upper.2) | ||
%src.idx = getelementptr i32, i32* %src, i64 5 | ||
%cmp.upper.1 = icmp ule i32* %src.idx, %upper.2 | ||
ret i1 %cmp.upper.1 | ||
} |
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