251 lines
6.2 KiB
LLVM
251 lines
6.2 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -instsimplify -S | FileCheck %s
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declare {i8, i1} @llvm.uadd.with.overflow.i8(i8, i8)
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declare {i8, i1} @llvm.usub.with.overflow.i8(i8, i8)
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declare {i8, i1} @llvm.umul.with.overflow.i8(i8, i8)
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declare {i8, i1} @llvm.sadd.with.overflow.i8(i8, i8)
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declare {i8, i1} @llvm.ssub.with.overflow.i8(i8, i8)
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declare {i8, i1} @llvm.smul.with.overflow.i8(i8, i8)
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;;-----------------------------
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;; uadd
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;;-----------------------------
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define {i8, i1} @uadd_1() nounwind {
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; CHECK-LABEL: @uadd_1(
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; CHECK-NEXT: ret { i8, i1 } { i8 -114, i1 false }
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;
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%t = call {i8, i1} @llvm.uadd.with.overflow.i8(i8 42, i8 100)
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ret {i8, i1} %t
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}
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define {i8, i1} @uadd_2() nounwind {
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; CHECK-LABEL: @uadd_2(
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; CHECK-NEXT: ret { i8, i1 } { i8 6, i1 true }
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;
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%t = call {i8, i1} @llvm.uadd.with.overflow.i8(i8 142, i8 120)
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ret {i8, i1} %t
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}
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define {i8, i1} @uadd_undef() nounwind {
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; CHECK-LABEL: @uadd_undef(
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; CHECK-NEXT: ret { i8, i1 } { i8 undef, i1 false }
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;
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%t = call {i8, i1} @llvm.uadd.with.overflow.i8(i8 142, i8 undef)
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ret {i8, i1} %t
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}
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;;-----------------------------
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;; usub
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;;-----------------------------
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define {i8, i1} @usub_1() nounwind {
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; CHECK-LABEL: @usub_1(
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; CHECK-NEXT: ret { i8, i1 } { i8 2, i1 false }
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;
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%t = call {i8, i1} @llvm.usub.with.overflow.i8(i8 4, i8 2)
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ret {i8, i1} %t
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}
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define {i8, i1} @usub_2() nounwind {
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; CHECK-LABEL: @usub_2(
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; CHECK-NEXT: ret { i8, i1 } { i8 -2, i1 true }
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;
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%t = call {i8, i1} @llvm.usub.with.overflow.i8(i8 4, i8 6)
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ret {i8, i1} %t
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}
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define {i8, i1} @usub_undef() nounwind {
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; CHECK-LABEL: @usub_undef(
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; CHECK-NEXT: ret { i8, i1 } { i8 undef, i1 false }
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;
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%t = call {i8, i1} @llvm.usub.with.overflow.i8(i8 4, i8 undef)
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ret {i8, i1} %t
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}
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;;-----------------------------
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;; umul
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;;-----------------------------
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define {i8, i1} @umul_1() nounwind {
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; CHECK-LABEL: @umul_1(
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; CHECK-NEXT: ret { i8, i1 } { i8 44, i1 true }
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;
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%t = call {i8, i1} @llvm.umul.with.overflow.i8(i8 100, i8 3)
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ret {i8, i1} %t
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}
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define {i8, i1} @umul_2() nounwind {
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; CHECK-LABEL: @umul_2(
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; CHECK-NEXT: ret { i8, i1 } { i8 -56, i1 false }
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;
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%t = call {i8, i1} @llvm.umul.with.overflow.i8(i8 100, i8 2)
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ret {i8, i1} %t
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}
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define {i8, i1} @umul_undef() nounwind {
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; CHECK-LABEL: @umul_undef(
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; CHECK-NEXT: ret { i8, i1 } zeroinitializer
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;
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%t = call {i8, i1} @llvm.umul.with.overflow.i8(i8 undef, i8 2)
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ret {i8, i1} %t
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}
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define {i8, i1} @umul_both_undef() nounwind {
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; CHECK-LABEL: @umul_both_undef(
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; CHECK-NEXT: ret { i8, i1 } zeroinitializer
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;
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%t = call {i8, i1} @llvm.umul.with.overflow.i8(i8 undef, i8 undef)
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ret {i8, i1} %t
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}
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;;-----------------------------
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;; sadd
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;;-----------------------------
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define {i8, i1} @sadd_1() nounwind {
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; CHECK-LABEL: @sadd_1(
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; CHECK-NEXT: ret { i8, i1 } { i8 44, i1 false }
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;
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%t = call {i8, i1} @llvm.sadd.with.overflow.i8(i8 42, i8 2)
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ret {i8, i1} %t
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}
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define {i8, i1} @sadd_2() nounwind {
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; CHECK-LABEL: @sadd_2(
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; CHECK-NEXT: ret { i8, i1 } { i8 -126, i1 true }
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;
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%t = call {i8, i1} @llvm.sadd.with.overflow.i8(i8 120, i8 10)
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ret {i8, i1} %t
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}
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define {i8, i1} @sadd_3() nounwind {
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; CHECK-LABEL: @sadd_3(
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; CHECK-NEXT: ret { i8, i1 } { i8 -110, i1 false }
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;
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%t = call {i8, i1} @llvm.sadd.with.overflow.i8(i8 -120, i8 10)
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ret {i8, i1} %t
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}
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define {i8, i1} @sadd_4() nounwind {
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; CHECK-LABEL: @sadd_4(
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; CHECK-NEXT: ret { i8, i1 } { i8 126, i1 true }
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;
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%t = call {i8, i1} @llvm.sadd.with.overflow.i8(i8 -120, i8 -10)
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ret {i8, i1} %t
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}
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define {i8, i1} @sadd_5() nounwind {
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; CHECK-LABEL: @sadd_5(
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; CHECK-NEXT: ret { i8, i1 } { i8 -8, i1 false }
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;
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%t = call {i8, i1} @llvm.sadd.with.overflow.i8(i8 2, i8 -10)
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ret {i8, i1} %t
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}
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define {i8, i1} @sadd_undef() nounwind {
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; CHECK-LABEL: @sadd_undef(
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; CHECK-NEXT: ret { i8, i1 } { i8 undef, i1 false }
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;
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%t = call {i8, i1} @llvm.sadd.with.overflow.i8(i8 undef, i8 -10)
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ret {i8, i1} %t
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}
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;;-----------------------------
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;; ssub
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;;-----------------------------
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define {i8, i1} @ssub_1() nounwind {
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; CHECK-LABEL: @ssub_1(
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; CHECK-NEXT: ret { i8, i1 } { i8 2, i1 false }
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;
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%t = call {i8, i1} @llvm.ssub.with.overflow.i8(i8 4, i8 2)
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ret {i8, i1} %t
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}
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define {i8, i1} @ssub_2() nounwind {
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; CHECK-LABEL: @ssub_2(
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; CHECK-NEXT: ret { i8, i1 } { i8 -2, i1 false }
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;
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%t = call {i8, i1} @llvm.ssub.with.overflow.i8(i8 4, i8 6)
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ret {i8, i1} %t
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}
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define {i8, i1} @ssub_3() nounwind {
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; CHECK-LABEL: @ssub_3(
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; CHECK-NEXT: ret { i8, i1 } { i8 126, i1 true }
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;
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%t = call {i8, i1} @llvm.ssub.with.overflow.i8(i8 -10, i8 120)
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ret {i8, i1} %t
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}
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define {i8, i1} @ssub_3b() nounwind {
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; CHECK-LABEL: @ssub_3b(
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; CHECK-NEXT: ret { i8, i1 } { i8 -20, i1 false }
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;
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%t = call {i8, i1} @llvm.ssub.with.overflow.i8(i8 -10, i8 10)
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ret {i8, i1} %t
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}
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define {i8, i1} @ssub_4() nounwind {
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; CHECK-LABEL: @ssub_4(
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; CHECK-NEXT: ret { i8, i1 } { i8 -126, i1 true }
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;
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%t = call {i8, i1} @llvm.ssub.with.overflow.i8(i8 120, i8 -10)
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ret {i8, i1} %t
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}
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define {i8, i1} @ssub_4b() nounwind {
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; CHECK-LABEL: @ssub_4b(
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; CHECK-NEXT: ret { i8, i1 } { i8 30, i1 false }
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;
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%t = call {i8, i1} @llvm.ssub.with.overflow.i8(i8 20, i8 -10)
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ret {i8, i1} %t
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}
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define {i8, i1} @ssub_5() nounwind {
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; CHECK-LABEL: @ssub_5(
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; CHECK-NEXT: ret { i8, i1 } { i8 -10, i1 false }
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;
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%t = call {i8, i1} @llvm.ssub.with.overflow.i8(i8 -20, i8 -10)
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ret {i8, i1} %t
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}
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define {i8, i1} @ssub_undef() nounwind {
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; CHECK-LABEL: @ssub_undef(
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; CHECK-NEXT: ret { i8, i1 } { i8 undef, i1 false }
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;
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%t = call {i8, i1} @llvm.ssub.with.overflow.i8(i8 undef, i8 -10)
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ret {i8, i1} %t
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}
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;;-----------------------------
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;; smul
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;;-----------------------------
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define {i8, i1} @smul_1() nounwind {
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; CHECK-LABEL: @smul_1(
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; CHECK-NEXT: ret { i8, i1 } { i8 -56, i1 true }
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;
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%t = call {i8, i1} @llvm.smul.with.overflow.i8(i8 -20, i8 -10)
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ret {i8, i1} %t
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}
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define {i8, i1} @smul_undef() nounwind {
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; CHECK-LABEL: @smul_undef(
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; CHECK-NEXT: ret { i8, i1 } zeroinitializer
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;
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%t = call {i8, i1} @llvm.smul.with.overflow.i8(i8 -20, i8 undef)
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ret {i8, i1} %t
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}
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define {i8, i1} @smul_both_undef() nounwind {
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; CHECK-LABEL: @smul_both_undef(
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; CHECK-NEXT: ret { i8, i1 } zeroinitializer
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;
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%t = call {i8, i1} @llvm.smul.with.overflow.i8(i8 undef, i8 undef)
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ret {i8, i1} %t
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}
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