245 lines
12 KiB
LLVM
245 lines
12 KiB
LLVM
; RUN: opt < %s -instcombine -S | FileCheck %s
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; We should optimize these two redundant insertqi into one
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; CHECK: define <2 x i64> @testInsertTwice(<2 x i64> %v, <2 x i64> %i)
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define <2 x i64> @testInsertTwice(<2 x i64> %v, <2 x i64> %i) {
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; CHECK: call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 32, i8 32)
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; CHECK-NOT: insertqi
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%1 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 32, i8 32)
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%2 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %1, <2 x i64> %i, i8 32, i8 32)
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ret <2 x i64> %2
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}
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; The result of this insert is the second arg, since the top 64 bits of
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; the result are undefined, and we copy the bottom 64 bits from the
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; second arg
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; CHECK: define <2 x i64> @testInsert64Bits(<2 x i64> %v, <2 x i64> %i)
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define <2 x i64> @testInsert64Bits(<2 x i64> %v, <2 x i64> %i) {
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; CHECK: ret <2 x i64> %i
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%1 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 64, i8 0)
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ret <2 x i64> %1
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}
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; Test the several types of ranges and ordering that exist for two insertqi
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; CHECK: define <2 x i64> @testInsertContainedRange(<2 x i64> %v, <2 x i64> %i)
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define <2 x i64> @testInsertContainedRange(<2 x i64> %v, <2 x i64> %i) {
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; CHECK: %[[RES:.*]] = call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 32, i8 0)
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; CHECK: ret <2 x i64> %[[RES]]
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%1 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 32, i8 0)
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%2 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %1, <2 x i64> %i, i8 16, i8 16)
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ret <2 x i64> %2
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}
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; CHECK: define <2 x i64> @testInsertContainedRange_2(<2 x i64> %v, <2 x i64> %i)
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define <2 x i64> @testInsertContainedRange_2(<2 x i64> %v, <2 x i64> %i) {
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; CHECK: %[[RES:.*]] = call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 32, i8 0)
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; CHECK: ret <2 x i64> %[[RES]]
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%1 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 16, i8 16)
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%2 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %1, <2 x i64> %i, i8 32, i8 0)
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ret <2 x i64> %2
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}
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; CHECK: define <2 x i64> @testInsertOverlappingRange(<2 x i64> %v, <2 x i64> %i)
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define <2 x i64> @testInsertOverlappingRange(<2 x i64> %v, <2 x i64> %i) {
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; CHECK: %[[RES:.*]] = call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 48, i8 0)
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; CHECK: ret <2 x i64> %[[RES]]
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%1 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 32, i8 0)
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%2 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %1, <2 x i64> %i, i8 32, i8 16)
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ret <2 x i64> %2
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}
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; CHECK: define <2 x i64> @testInsertOverlappingRange_2(<2 x i64> %v, <2 x i64> %i)
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define <2 x i64> @testInsertOverlappingRange_2(<2 x i64> %v, <2 x i64> %i) {
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; CHECK: %[[RES:.*]] = call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 48, i8 0)
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; CHECK: ret <2 x i64> %[[RES]]
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%1 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 32, i8 16)
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%2 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %1, <2 x i64> %i, i8 32, i8 0)
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ret <2 x i64> %2
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}
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; CHECK: define <2 x i64> @testInsertAdjacentRange(<2 x i64> %v, <2 x i64> %i)
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define <2 x i64> @testInsertAdjacentRange(<2 x i64> %v, <2 x i64> %i) {
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; CHECK: %[[RES:.*]] = call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 48, i8 0)
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; CHECK: ret <2 x i64> %[[RES]]
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%1 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 32, i8 0)
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%2 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %1, <2 x i64> %i, i8 16, i8 32)
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ret <2 x i64> %2
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}
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; CHECK: define <2 x i64> @testInsertAdjacentRange_2(<2 x i64> %v, <2 x i64> %i)
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define <2 x i64> @testInsertAdjacentRange_2(<2 x i64> %v, <2 x i64> %i) {
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; CHECK: %[[RES:.*]] = call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 48, i8 0)
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; CHECK: ret <2 x i64> %[[RES]]
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%1 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 16, i8 32)
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%2 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %1, <2 x i64> %i, i8 32, i8 0)
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ret <2 x i64> %2
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}
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; CHECK: define <2 x i64> @testInsertDisjointRange(<2 x i64> %v, <2 x i64> %i)
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define <2 x i64> @testInsertDisjointRange(<2 x i64> %v, <2 x i64> %i) {
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; CHECK: tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 16, i8 0)
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; CHECK: tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %1, <2 x i64> %i, i8 16, i8 32)
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%1 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 16, i8 0)
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%2 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %1, <2 x i64> %i, i8 16, i8 32)
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ret <2 x i64> %2
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}
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; CHECK: define <2 x i64> @testInsertDisjointRange_2(<2 x i64> %v, <2 x i64> %i)
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define <2 x i64> @testInsertDisjointRange_2(<2 x i64> %v, <2 x i64> %i) {
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; CHECK: tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 16, i8 0)
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; CHECK: tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %1, <2 x i64> %i, i8 16, i8 32)
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%1 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 16, i8 0)
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%2 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %1, <2 x i64> %i, i8 16, i8 32)
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ret <2 x i64> %2
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}
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; CHECK: define <2 x i64> @testZeroLength(<2 x i64> %v, <2 x i64> %i)
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define <2 x i64> @testZeroLength(<2 x i64> %v, <2 x i64> %i) {
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; CHECK: ret <2 x i64> %i
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%1 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 0, i8 0)
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ret <2 x i64> %1
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}
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; CHECK: define <2 x i64> @testUndefinedInsertq_1(<2 x i64> %v, <2 x i64> %i)
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define <2 x i64> @testUndefinedInsertq_1(<2 x i64> %v, <2 x i64> %i) {
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; CHECK: ret <2 x i64> undef
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%1 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 0, i8 16)
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ret <2 x i64> %1
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}
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; CHECK: define <2 x i64> @testUndefinedInsertq_2(<2 x i64> %v, <2 x i64> %i)
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define <2 x i64> @testUndefinedInsertq_2(<2 x i64> %v, <2 x i64> %i) {
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; CHECK: ret <2 x i64> undef
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%1 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 48, i8 32)
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ret <2 x i64> %1
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}
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; CHECK: define <2 x i64> @testUndefinedInsertq_3(<2 x i64> %v, <2 x i64> %i)
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define <2 x i64> @testUndefinedInsertq_3(<2 x i64> %v, <2 x i64> %i) {
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; CHECK: ret <2 x i64> undef
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%1 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %v, <2 x i64> %i, i8 64, i8 16)
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ret <2 x i64> %1
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}
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;
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; Vector Demanded Bits
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;
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define <2 x i64> @test_extrq_arg0(<2 x i64> %x, <16 x i8> %y) nounwind uwtable ssp {
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; CHECK-LABEL: @test_extrq_arg0
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; CHECK-NEXT: %1 = tail call <2 x i64> @llvm.x86.sse4a.extrq(<2 x i64> %x, <16 x i8> %y)
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; CHECK-NEXT: ret <2 x i64> %1
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%1 = shufflevector <2 x i64> %x, <2 x i64> undef, <2 x i32> <i32 0, i32 0>
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%2 = tail call <2 x i64> @llvm.x86.sse4a.extrq(<2 x i64> %1, <16 x i8> %y) nounwind
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ret <2 x i64> %2
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}
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define <2 x i64> @test_extrq_arg1(<2 x i64> %x, <16 x i8> %y) nounwind uwtable ssp {
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; CHECK-LABEL: @test_extrq_arg1
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; CHECK-NEXT: %1 = tail call <2 x i64> @llvm.x86.sse4a.extrq(<2 x i64> %x, <16 x i8> %y)
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; CHECK-NEXT: ret <2 x i64> %1
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%1 = shufflevector <16 x i8> %y, <16 x i8> undef, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
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%2 = tail call <2 x i64> @llvm.x86.sse4a.extrq(<2 x i64> %x, <16 x i8> %1) nounwind
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ret <2 x i64> %2
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}
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define <2 x i64> @test_extrq_args01(<2 x i64> %x, <16 x i8> %y) nounwind uwtable ssp {
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; CHECK-LABEL: @test_extrq_args01
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; CHECK-NEXT: %1 = tail call <2 x i64> @llvm.x86.sse4a.extrq(<2 x i64> %x, <16 x i8> %y)
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; CHECK-NEXT: ret <2 x i64> %1
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%1 = shufflevector <2 x i64> %x, <2 x i64> undef, <2 x i32> <i32 0, i32 0>
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%2 = shufflevector <16 x i8> %y, <16 x i8> undef, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
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%3 = tail call <2 x i64> @llvm.x86.sse4a.extrq(<2 x i64> %1, <16 x i8> %2) nounwind
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ret <2 x i64> %3
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}
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define <2 x i64> @test_extrq_ret(<2 x i64> %x, <16 x i8> %y) nounwind uwtable ssp {
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; CHECK-LABEL: @test_extrq_ret
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; CHECK-NEXT: ret <2 x i64> undef
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%1 = tail call <2 x i64> @llvm.x86.sse4a.extrq(<2 x i64> %x, <16 x i8> %y) nounwind
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%2 = shufflevector <2 x i64> %1, <2 x i64> undef, <2 x i32> <i32 1, i32 1>
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ret <2 x i64> %2
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}
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define <2 x i64> @test_extrqi_arg0(<2 x i64> %x) nounwind uwtable ssp {
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; CHECK-LABEL: @test_extrqi_arg0
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; CHECK-NEXT: %1 = tail call <2 x i64> @llvm.x86.sse4a.extrqi(<2 x i64> %x, i8 3, i8 2)
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; CHECK-NEXT: ret <2 x i64> %1
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%1 = shufflevector <2 x i64> %x, <2 x i64> undef, <2 x i32> <i32 0, i32 0>
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%2 = tail call <2 x i64> @llvm.x86.sse4a.extrqi(<2 x i64> %1, i8 3, i8 2)
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ret <2 x i64> %2
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}
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define <2 x i64> @test_extrqi_ret(<2 x i64> %x) nounwind uwtable ssp {
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; CHECK-LABEL: @test_extrqi_ret
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; CHECK-NEXT: ret <2 x i64> undef
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%1 = tail call <2 x i64> @llvm.x86.sse4a.extrqi(<2 x i64> %x, i8 3, i8 2) nounwind
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%2 = shufflevector <2 x i64> %1, <2 x i64> undef, <2 x i32> <i32 1, i32 1>
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ret <2 x i64> %2
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}
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define <2 x i64> @test_insertq_arg0(<2 x i64> %x, <2 x i64> %y) nounwind uwtable ssp {
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; CHECK-LABEL: @test_insertq_arg0
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; CHECK-NEXT: %1 = tail call <2 x i64> @llvm.x86.sse4a.insertq(<2 x i64> %x, <2 x i64> %y)
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; CHECK-NEXT: ret <2 x i64> %1
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%1 = shufflevector <2 x i64> %x, <2 x i64> undef, <2 x i32> <i32 0, i32 0>
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%2 = tail call <2 x i64> @llvm.x86.sse4a.insertq(<2 x i64> %1, <2 x i64> %y) nounwind
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ret <2 x i64> %2
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}
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define <2 x i64> @test_insertq_ret(<2 x i64> %x, <2 x i64> %y) nounwind uwtable ssp {
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; CHECK-LABEL: @test_insertq_ret
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; CHECK-NEXT: ret <2 x i64> undef
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%1 = tail call <2 x i64> @llvm.x86.sse4a.insertq(<2 x i64> %x, <2 x i64> %y) nounwind
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%2 = shufflevector <2 x i64> %1, <2 x i64> undef, <2 x i32> <i32 1, i32 1>
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ret <2 x i64> %2
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}
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define <2 x i64> @test_insertqi_arg0(<2 x i64> %x, <2 x i64> %y) nounwind uwtable ssp {
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; CHECK-LABEL: @test_insertqi_arg0
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; CHECK-NEXT: %1 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %x, <2 x i64> %y, i8 3, i8 2)
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; CHECK-NEXT: ret <2 x i64> %1
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%1 = shufflevector <2 x i64> %x, <2 x i64> undef, <2 x i32> <i32 0, i32 0>
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%2 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %1, <2 x i64> %y, i8 3, i8 2) nounwind
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ret <2 x i64> %2
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}
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define <2 x i64> @test_insertqi_arg1(<2 x i64> %x, <2 x i64> %y) nounwind uwtable ssp {
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; CHECK-LABEL: @test_insertqi_arg1
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; CHECK-NEXT: %1 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %x, <2 x i64> %y, i8 3, i8 2)
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; CHECK-NEXT: ret <2 x i64> %1
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%1 = shufflevector <2 x i64> %y, <2 x i64> undef, <2 x i32> <i32 0, i32 0>
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%2 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %x, <2 x i64> %1, i8 3, i8 2) nounwind
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ret <2 x i64> %2
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}
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define <2 x i64> @test_insertqi_args01(<2 x i64> %x, <2 x i64> %y) nounwind uwtable ssp {
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; CHECK-LABEL: @test_insertqi_args01
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; CHECK-NEXT: %1 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %x, <2 x i64> %y, i8 3, i8 2)
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; CHECK-NEXT: ret <2 x i64> %1
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%1 = shufflevector <2 x i64> %x, <2 x i64> undef, <2 x i32> <i32 0, i32 0>
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%2 = shufflevector <2 x i64> %y, <2 x i64> undef, <2 x i32> <i32 0, i32 0>
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%3 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %1, <2 x i64> %2, i8 3, i8 2) nounwind
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ret <2 x i64> %3
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}
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define <2 x i64> @test_insertqi_ret(<2 x i64> %x, <2 x i64> %y) nounwind uwtable ssp {
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; CHECK-LABEL: @test_insertqi_ret
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; CHECK-NEXT: ret <2 x i64> undef
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%1 = tail call <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64> %x, <2 x i64> %y, i8 3, i8 2) nounwind
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%2 = shufflevector <2 x i64> %1, <2 x i64> undef, <2 x i32> <i32 1, i32 1>
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ret <2 x i64> %2
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}
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; CHECK: declare <2 x i64> @llvm.x86.sse4a.extrq
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declare <2 x i64> @llvm.x86.sse4a.extrq(<2 x i64>, <16 x i8>) nounwind
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; CHECK: declare <2 x i64> @llvm.x86.sse4a.extrqi
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declare <2 x i64> @llvm.x86.sse4a.extrqi(<2 x i64>, i8, i8) nounwind
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; CHECK: declare <2 x i64> @llvm.x86.sse4a.insertq
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declare <2 x i64> @llvm.x86.sse4a.insertq(<2 x i64>, <2 x i64>) nounwind
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; CHECK: declare <2 x i64> @llvm.x86.sse4a.insertqi
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declare <2 x i64> @llvm.x86.sse4a.insertqi(<2 x i64>, <2 x i64>, i8, i8) nounwind
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