forked from OSchip/llvm-project
[InstCombine] add tests for casted insertelement; NFC
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llvm/test/Transforms/InstCombine
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -instcombine -S -data-layout="E-n64" | FileCheck %s --check-prefixes=ALL
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; RUN: opt < %s -instcombine -S -data-layout="e-n64" | FileCheck %s --check-prefixes=ALL
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declare void @use(<2 x i8>)
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define i16 @insert0_v2i8(i16 %x, i8 %y) {
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; ALL-LABEL: @insert0_v2i8(
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; ALL-NEXT: [[V:%.*]] = bitcast i16 [[X:%.*]] to <2 x i8>
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; ALL-NEXT: [[I:%.*]] = insertelement <2 x i8> [[V]], i8 [[Y:%.*]], i8 0
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; ALL-NEXT: [[R:%.*]] = bitcast <2 x i8> [[I]] to i16
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; ALL-NEXT: ret i16 [[R]]
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;
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%v = bitcast i16 %x to <2 x i8>
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%i = insertelement <2 x i8> %v, i8 %y, i8 0
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%r = bitcast <2 x i8> %i to i16
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ret i16 %r
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}
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define i16 @insert1_v2i8(i16 %x, i8 %y) {
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; ALL-LABEL: @insert1_v2i8(
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; ALL-NEXT: [[V:%.*]] = bitcast i16 [[X:%.*]] to <2 x i8>
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; ALL-NEXT: [[I:%.*]] = insertelement <2 x i8> [[V]], i8 [[Y:%.*]], i8 1
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; ALL-NEXT: [[R:%.*]] = bitcast <2 x i8> [[I]] to i16
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; ALL-NEXT: ret i16 [[R]]
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;
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%v = bitcast i16 %x to <2 x i8>
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%i = insertelement <2 x i8> %v, i8 %y, i8 1
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%r = bitcast <2 x i8> %i to i16
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ret i16 %r
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}
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define i32 @insert0_v4i8(i32 %x, i8 %y) {
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; ALL-LABEL: @insert0_v4i8(
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; ALL-NEXT: [[V:%.*]] = bitcast i32 [[X:%.*]] to <4 x i8>
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; ALL-NEXT: [[I:%.*]] = insertelement <4 x i8> [[V]], i8 [[Y:%.*]], i8 0
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; ALL-NEXT: [[R:%.*]] = bitcast <4 x i8> [[I]] to i32
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; ALL-NEXT: ret i32 [[R]]
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;
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%v = bitcast i32 %x to <4 x i8>
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%i = insertelement <4 x i8> %v, i8 %y, i8 0
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%r = bitcast <4 x i8> %i to i32
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ret i32 %r
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}
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define i64 @insert0_v4i16(i64 %x, i16 %y) {
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; ALL-LABEL: @insert0_v4i16(
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; ALL-NEXT: [[V:%.*]] = bitcast i64 [[X:%.*]] to <4 x i16>
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; ALL-NEXT: [[I:%.*]] = insertelement <4 x i16> [[V]], i16 [[Y:%.*]], i8 0
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; ALL-NEXT: [[R:%.*]] = bitcast <4 x i16> [[I]] to i64
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; ALL-NEXT: ret i64 [[R]]
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;
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%v = bitcast i64 %x to <4 x i16>
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%i = insertelement <4 x i16> %v, i16 %y, i8 0
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%r = bitcast <4 x i16> %i to i64
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ret i64 %r
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}
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define i64 @insert1_v4i16(i64 %x, i16 %y) {
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; ALL-LABEL: @insert1_v4i16(
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; ALL-NEXT: [[V:%.*]] = bitcast i64 [[X:%.*]] to <4 x i16>
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; ALL-NEXT: [[I:%.*]] = insertelement <4 x i16> [[V]], i16 [[Y:%.*]], i8 1
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; ALL-NEXT: [[R:%.*]] = bitcast <4 x i16> [[I]] to i64
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; ALL-NEXT: ret i64 [[R]]
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;
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%v = bitcast i64 %x to <4 x i16>
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%i = insertelement <4 x i16> %v, i16 %y, i8 1
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%r = bitcast <4 x i16> %i to i64
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ret i64 %r
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}
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define i64 @insert3_v4i16(i64 %x, i16 %y) {
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; ALL-LABEL: @insert3_v4i16(
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; ALL-NEXT: [[V:%.*]] = bitcast i64 [[X:%.*]] to <4 x i16>
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; ALL-NEXT: [[I:%.*]] = insertelement <4 x i16> [[V]], i16 [[Y:%.*]], i8 3
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; ALL-NEXT: [[R:%.*]] = bitcast <4 x i16> [[I]] to i64
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; ALL-NEXT: ret i64 [[R]]
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;
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%v = bitcast i64 %x to <4 x i16>
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%i = insertelement <4 x i16> %v, i16 %y, i8 3
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%r = bitcast <4 x i16> %i to i64
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ret i64 %r
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}
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define i128 @insert0_v4i32(i128 %x, i32 %y) {
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; ALL-LABEL: @insert0_v4i32(
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; ALL-NEXT: [[V:%.*]] = bitcast i128 [[X:%.*]] to <4 x i32>
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; ALL-NEXT: [[I:%.*]] = insertelement <4 x i32> [[V]], i32 [[Y:%.*]], i8 0
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; ALL-NEXT: [[R:%.*]] = bitcast <4 x i32> [[I]] to i128
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; ALL-NEXT: ret i128 [[R]]
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;
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%v = bitcast i128 %x to <4 x i32>
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%i = insertelement <4 x i32> %v, i32 %y, i8 0
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%r = bitcast <4 x i32> %i to i128
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ret i128 %r
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}
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define i16 @insert0_v2i8_use1(i16 %x, i8 %y) {
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; ALL-LABEL: @insert0_v2i8_use1(
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; ALL-NEXT: [[V:%.*]] = bitcast i16 [[X:%.*]] to <2 x i8>
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; ALL-NEXT: call void @use(<2 x i8> [[V]])
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; ALL-NEXT: [[I:%.*]] = insertelement <2 x i8> [[V]], i8 [[Y:%.*]], i8 0
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; ALL-NEXT: [[R:%.*]] = bitcast <2 x i8> [[I]] to i16
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; ALL-NEXT: ret i16 [[R]]
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;
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%v = bitcast i16 %x to <2 x i8>
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call void @use(<2 x i8> %v)
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%i = insertelement <2 x i8> %v, i8 %y, i8 0
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%r = bitcast <2 x i8> %i to i16
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ret i16 %r
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}
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define i16 @insert0_v2i8_use2(i16 %x, i8 %y) {
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; ALL-LABEL: @insert0_v2i8_use2(
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; ALL-NEXT: [[V:%.*]] = bitcast i16 [[X:%.*]] to <2 x i8>
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; ALL-NEXT: [[I:%.*]] = insertelement <2 x i8> [[V]], i8 [[Y:%.*]], i8 0
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; ALL-NEXT: call void @use(<2 x i8> [[I]])
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; ALL-NEXT: [[R:%.*]] = bitcast <2 x i8> [[I]] to i16
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; ALL-NEXT: ret i16 [[R]]
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;
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%v = bitcast i16 %x to <2 x i8>
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%i = insertelement <2 x i8> %v, i8 %y, i8 0
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call void @use(<2 x i8> %i)
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%r = bitcast <2 x i8> %i to i16
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ret i16 %r
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}
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