derek.holloway
7502bf64a4
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79 lines
2.3 KiB
LLVM
79 lines
2.3 KiB
LLVM
; RUN: opt -passes=lint -disable-output %s 2>&1 | FileCheck %s
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define <2 x i32> @use_vector_sdiv(<2 x i32> %a) nounwind {
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%b = sdiv <2 x i32> %a, <i32 5, i32 8>
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ret <2 x i32> %b
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}
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define <2 x i32> @use_vector_srem(<2 x i32> %a) nounwind {
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%b = srem <2 x i32> %a, <i32 5, i32 8>
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ret <2 x i32> %b
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}
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define <2 x i32> @use_vector_udiv(<2 x i32> %a) nounwind {
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%b = udiv <2 x i32> %a, <i32 5, i32 8>
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ret <2 x i32> %b
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}
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define <2 x i32> @use_vector_urem(<2 x i32> %a) nounwind {
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%b = urem <2 x i32> %a, <i32 5, i32 8>
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ret <2 x i32> %b
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}
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define i32 @use_sdiv_by_zero(i32 %a) nounwind {
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; CHECK: Undefined behavior: Division by zero
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; CHECK-NEXT: %b = sdiv i32 %a, 0
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%b = sdiv i32 %a, 0
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ret i32 %b
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}
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define i32 @use_sdiv_by_zeroinitializer(i32 %a) nounwind {
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; CHECK: Undefined behavior: Division by zero
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; CHECK-NEXT: %b = sdiv i32 %a, 0
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%b = sdiv i32 %a, zeroinitializer
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ret i32 %b
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}
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define <2 x i32> @use_vector_sdiv_by_zero_x(<2 x i32> %a) nounwind {
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; CHECK: Undefined behavior: Division by zero
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; CHECK-NEXT: %b = sdiv <2 x i32> %a, <i32 0, i32 5>
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%b = sdiv <2 x i32> %a, <i32 0, i32 5>
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ret <2 x i32> %b
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}
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define <2 x i32> @use_vector_sdiv_by_zero_y(<2 x i32> %a) nounwind {
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; CHECK: Undefined behavior: Division by zero
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; CHECK-NEXT: %b = sdiv <2 x i32> %a, <i32 4, i32 0>
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%b = sdiv <2 x i32> %a, <i32 4, i32 0>
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ret <2 x i32> %b
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}
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define <2 x i32> @use_vector_sdiv_by_zero_xy(<2 x i32> %a) nounwind {
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; CHECK: Undefined behavior: Division by zero
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; CHECK-NEXT: %b = sdiv <2 x i32> %a, zeroinitializer
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%b = sdiv <2 x i32> %a, <i32 0, i32 0>
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ret <2 x i32> %b
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}
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define <2 x i32> @use_vector_sdiv_by_undef_x(<2 x i32> %a) nounwind {
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; CHECK: Undefined behavior: Division by zero
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; CHECK-NEXT: %b = sdiv <2 x i32> %a, <i32 undef, i32 5>
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%b = sdiv <2 x i32> %a, <i32 undef, i32 5>
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ret <2 x i32> %b
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}
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define <2 x i32> @use_vector_sdiv_by_undef_y(<2 x i32> %a) nounwind {
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; CHECK: Undefined behavior: Division by zero
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; CHECK-NEXT: %b = sdiv <2 x i32> %a, <i32 5, i32 undef>
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%b = sdiv <2 x i32> %a, <i32 5, i32 undef>
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ret <2 x i32> %b
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}
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define <2 x i32> @use_vector_sdiv_by_undef_xy(<2 x i32> %a) nounwind {
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; CHECK: Undefined behavior: Division by zero
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; CHECK-NEXT: %b = sdiv <2 x i32> %a, undef
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%b = sdiv <2 x i32> %a, <i32 undef, i32 undef>
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ret <2 x i32> %b
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}
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