; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -newgvn -S %s | FileCheck %s ; Verify that we don't accidentally delete intrinsics that aren't SSA copies %DS_struct = type { [32 x i64*], i8, [32 x i16] } %MNR_struct = type { i64, i64, %DS_struct* } declare i64 @llvm.x86.bmi.bextr.64(i64, i64) #3 define %MNR_struct @f000316011717_2(%DS_struct* %pDS, [64 x i64]* %pCG) #2 { ; CHECK-LABEL: @f000316011717_2( ; CHECK-NEXT: Entry: ; CHECK-NEXT: [[RESTART:%.*]] = alloca [[MNR_STRUCT:%.*]], align 8 ; CHECK-NEXT: [[PCARRY:%.*]] = getelementptr [[DS_STRUCT:%.*]], %DS_struct* [[PDS:%.*]], i32 0, i32 1 ; CHECK-NEXT: [[PBRBASE:%.*]] = getelementptr [[DS_STRUCT]], %DS_struct* [[PDS]], i32 0, i32 0 ; CHECK-NEXT: [[PBASE:%.*]] = getelementptr [32 x i64*], [32 x i64*]* [[PBRBASE]], i64 0, i64 0 ; CHECK-NEXT: [[BASE:%.*]] = load i64*, i64** [[PBASE]], align 8, !tbaa !14 ; CHECK-NEXT: [[ABSADDR:%.*]] = getelementptr i64, i64* [[BASE]], i64 9 ; CHECK-NEXT: [[EXTARGET:%.*]] = load i64, i64* [[ABSADDR]], align 8, !tbaa !4 ; CHECK-NEXT: [[TEMPLATE:%.*]] = icmp eq i64 [[EXTARGET]], 8593987412 ; CHECK-NEXT: br i1 [[TEMPLATE]], label %"BB3.000316011731#1", label [[BB2_000316011731_5:%.*]] ; CHECK: "BB3.000316011731#1": ; CHECK-NEXT: [[PBASE8:%.*]] = getelementptr [32 x i64*], [32 x i64*]* [[PBRBASE]], i64 0, i64 29 ; CHECK-NEXT: [[BASE9:%.*]] = load i64*, i64** [[PBASE8]], align 8, !tbaa !14 ; CHECK-NEXT: [[ABSADDR1:%.*]] = getelementptr i64, i64* [[BASE9]], i64 7 ; CHECK-NEXT: [[RMEM:%.*]] = load i64, i64* [[ABSADDR1]], align 8, !tbaa !4 ; CHECK-NEXT: [[PWT:%.*]] = getelementptr [[DS_STRUCT]], %DS_struct* [[PDS]], i32 0, i32 2 ; CHECK-NEXT: [[PWTE:%.*]] = getelementptr [32 x i16], [32 x i16]* [[PWT]], i64 0, i64 8593987412 ; CHECK-NEXT: [[SHIFTS:%.*]] = load i16, i16* [[PWTE]], align 2, !tbaa !18, !invariant.load !20 ; CHECK-NEXT: [[SLOWJ:%.*]] = icmp eq i16 [[SHIFTS]], 0 ; CHECK-NEXT: br i1 [[SLOWJ]], label [[BB2_000316011731_5]], label %"BB3.000316011731#1.1" ; CHECK: BB2.000316011731.5: ; CHECK-NEXT: [[EXTARGET1:%.*]] = and i64 [[EXTARGET]], 137438953471 ; CHECK-NEXT: switch i64 [[EXTARGET1]], label [[EXIT:%.*]] [ ; CHECK-NEXT: ] ; CHECK: "BB3.000316011731#1.1": ; CHECK-NEXT: [[SHIFTS1:%.*]] = zext i16 [[SHIFTS]] to i64 ; CHECK-NEXT: [[VAL:%.*]] = call i64 @llvm.x86.bmi.bextr.64(i64 [[RMEM]], i64 [[SHIFTS1]]) ; CHECK-NEXT: [[PREG:%.*]] = getelementptr [64 x i64], [64 x i64]* [[PCG:%.*]], i64 0, i64 12 ; CHECK-NEXT: store i64 [[VAL]], i64* [[PREG]], align 32, !tbaa !10 ; CHECK-NEXT: [[PREG2:%.*]] = getelementptr [64 x i64], [64 x i64]* [[PCG]], i64 0, i64 14 ; CHECK-NEXT: [[REG:%.*]] = load i64, i64* [[PREG2]], align 16, !tbaa !12 ; CHECK-NEXT: [[BASE2:%.*]] = load i64*, i64** [[PBASE8]], align 8, !tbaa !14 ; CHECK-NEXT: [[ABSADDR2:%.*]] = getelementptr i64, i64* [[BASE2]], i64 [[REG]] ; CHECK-NEXT: [[RMEM2:%.*]] = load i64, i64* [[ABSADDR2]], align 8, !tbaa !1 ; CHECK-NEXT: [[PREG7:%.*]] = getelementptr [64 x i64], [64 x i64]* [[PCG]], i64 0, i64 9 ; CHECK-NEXT: store i64 [[RMEM2]], i64* [[PREG7]], align 8, !tbaa !8 ; CHECK-NEXT: [[ADD2C279:%.*]] = add i64 [[RMEM2]], [[VAL]] ; CHECK-NEXT: [[CCHK:%.*]] = icmp sge i64 [[ADD2C279]], 0 ; CHECK-NEXT: [[CFL:%.*]] = zext i1 [[CCHK]] to i8 ; CHECK-NEXT: store i8 [[CFL]], i8* [[PCARRY]], align 1, !tbaa !16 ; CHECK-NEXT: br label [[EXIT]] ; CHECK: Exit: ; CHECK-NEXT: [[RESTART378:%.*]] = load [[MNR_STRUCT]], %MNR_struct* [[RESTART]], align 8 ; CHECK-NEXT: ret [[MNR_STRUCT]] %restart378 ; Entry: %restart = alloca %MNR_struct %pCarry = getelementptr %DS_struct, %DS_struct* %pDS, i32 0, i32 1 %pBRBase = getelementptr %DS_struct, %DS_struct* %pDS, i32 0, i32 0 %pbase = getelementptr [32 x i64*], [32 x i64*]* %pBRBase, i64 0, i64 0 %base = load i64*, i64** %pbase, !tbaa !142 %absaddr = getelementptr i64, i64* %base, i64 9 %extarget = load i64, i64* %absaddr, align 8, !tbaa !4 %template = icmp eq i64 %extarget, 8593987412 br i1 %template, label %"BB3.000316011731#1", label %BB2.000316011731.5 "BB3.000316011731#1": %pBRBase7 = getelementptr %DS_struct, %DS_struct* %pDS, i32 0, i32 0 %pbase8 = getelementptr [32 x i64*], [32 x i64*]* %pBRBase7, i64 0, i64 29 %base9 = load i64*, i64** %pbase8, !tbaa !142 %absaddr1 = getelementptr i64, i64* %base9, i64 7 %rmem = load i64, i64* %absaddr1, align 8, !tbaa !4 %pwt = getelementptr %DS_struct, %DS_struct* %pDS, i32 0, i32 2 %pwte = getelementptr [32 x i16], [32 x i16]* %pwt, i64 0, i64 %extarget %shifts = load i16, i16* %pwte, align 2, !tbaa !175, !invariant.load !181 %slowj = icmp eq i16 %shifts, 0 br i1 %slowj, label %BB2.000316011731.5, label %"BB3.000316011731#1.1" BB2.000316011731.5: %extarget1 = and i64 %extarget, 137438953471 switch i64 %extarget1, label %Exit [ ] "BB3.000316011731#1.1": %shifts1 = zext i16 %shifts to i64 %val = call i64 @llvm.x86.bmi.bextr.64(i64 %rmem, i64 %shifts1) %preg = getelementptr [64 x i64], [64 x i64]* %pCG, i64 0, i64 12 store i64 %val, i64* %preg, align 32, !tbaa !32 %preg2 = getelementptr [64 x i64], [64 x i64]* %pCG, i64 0, i64 14 %reg = load i64, i64* %preg2, align 16, !tbaa !36 %pBRBase2 = getelementptr %DS_struct, %DS_struct* %pDS, i32 0, i32 0 %pbase2 = getelementptr [32 x i64*], [32 x i64*]* %pBRBase2, i64 0, i64 29 %base2 = load i64*, i64** %pbase2, !tbaa !142 %absaddr2 = getelementptr i64, i64* %base2, i64 %reg %rmem2 = load i64, i64* %absaddr2, align 8, !tbaa !4 %preg7 = getelementptr [64 x i64], [64 x i64]* %pCG, i64 0, i64 9 store i64 %rmem2, i64* %preg7, align 8, !tbaa !26 %reg7 = load i64, i64* %preg7, align 8, !tbaa !26 %preg3 = getelementptr [64 x i64], [64 x i64]* %pCG, i64 0, i64 12 %reg4 = load i64, i64* %preg3, align 32, !tbaa !32 %add2c279 = add i64 %reg7, %reg4 %cchk = icmp sge i64 %add2c279, 0 %cfl = zext i1 %cchk to i8 store i8 %cfl, i8* %pCarry, align 1, !tbaa !156 br label %Exit Exit: %restart378 = load %MNR_struct, %MNR_struct* %restart ret %MNR_struct %restart378 } attributes #2 = { nounwind } attributes #3 = { nounwind readnone } !tbaa = !{!0, !1, !3, !4, !6, !26, !32, !36, !142, !156, !175} !0 = !{!"tbaa2200"} !1 = !{!2, !2, i64 0} !2 = !{!"data", !0} !3 = !{!"ctrl", !0} !4 = !{!5, !5, i64 0} !5 = !{!"mem", !2} !6 = !{!7, !7, i64 0} !7 = !{!"grs", !2} !26 = !{!27, !27, i64 0} !27 = !{!"X9", !7} !32 = !{!33, !33, i64 0} !33 = !{!"A0", !7} !36 = !{!37, !37, i64 0} !37 = !{!"A2", !7} !142 = !{!143, !143, i64 0} !143 = !{!"breg", !3} !156 = !{!157, !157, i64 0} !157 = !{!"carry", !3} !175 = !{!176, !176, i64 0, i32 1} !176 = !{!"const", !3} !181 = !{}