; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 3 ; RUN: opt < %s -passes=instcombine -S | FileCheck %s define void @test(ptr %ptr, i32 %a, i32 %b) { ; CHECK-LABEL: define void @test( ; CHECK-SAME: ptr [[PTR:%.*]], i32 [[A:%.*]], i32 [[B:%.*]]) { ; CHECK-NEXT: entry: ; CHECK-NEXT: [[TMP0:%.*]] = sext i32 [[A]] to i64 ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr i32, ptr [[PTR]], i64 [[TMP0]] ; CHECK-NEXT: [[GEP:%.*]] = getelementptr i8, ptr [[TMP1]], i64 40 ; CHECK-NEXT: store i32 [[B]], ptr [[GEP]], align 4 ; CHECK-NEXT: ret void ; entry: %add = add nsw i32 %a, 10 %idx = sext i32 %add to i64 %gep = getelementptr inbounds i32, ptr %ptr, i64 %idx store i32 %b, ptr %gep ret void } define i32 @test_add_res_moreoneuse(ptr %ptr, i32 %a, i32 %b) { ; CHECK-LABEL: define i32 @test_add_res_moreoneuse( ; CHECK-SAME: ptr [[PTR:%.*]], i32 [[A:%.*]], i32 [[B:%.*]]) { ; CHECK-NEXT: entry: ; CHECK-NEXT: [[ADD:%.*]] = add nsw i32 [[A]], 5 ; CHECK-NEXT: [[IDX:%.*]] = sext i32 [[ADD]] to i64 ; CHECK-NEXT: [[GEP:%.*]] = getelementptr inbounds i32, ptr [[PTR]], i64 [[IDX]] ; CHECK-NEXT: store i32 [[B]], ptr [[GEP]], align 4 ; CHECK-NEXT: ret i32 [[ADD]] ; entry: %add = add nsw i32 %a, 5 %idx = sext i32 %add to i64 %gep = getelementptr inbounds i32, ptr %ptr, i64 %idx store i32 %b, ptr %gep ret i32 %add } define void @test_addop_nonsw_flag(ptr %ptr, i32 %a, i32 %b) { ; CHECK-LABEL: define void @test_addop_nonsw_flag( ; CHECK-SAME: ptr [[PTR:%.*]], i32 [[A:%.*]], i32 [[B:%.*]]) { ; CHECK-NEXT: entry: ; CHECK-NEXT: [[ADD:%.*]] = add i32 [[A]], 10 ; CHECK-NEXT: [[IDX:%.*]] = sext i32 [[ADD]] to i64 ; CHECK-NEXT: [[GEP:%.*]] = getelementptr inbounds i32, ptr [[PTR]], i64 [[IDX]] ; CHECK-NEXT: store i32 [[B]], ptr [[GEP]], align 4 ; CHECK-NEXT: ret void ; entry: %add = add i32 %a, 10 %idx = sext i32 %add to i64 %gep = getelementptr inbounds i32, ptr %ptr, i64 %idx store i32 %b, ptr %gep ret void } define void @test_add_op2_not_constant(ptr %ptr, i32 %a, i32 %b) { ; CHECK-LABEL: define void @test_add_op2_not_constant( ; CHECK-SAME: ptr [[PTR:%.*]], i32 [[A:%.*]], i32 [[B:%.*]]) { ; CHECK-NEXT: entry: ; CHECK-NEXT: [[ADD:%.*]] = add i32 [[A]], [[B]] ; CHECK-NEXT: [[IDX:%.*]] = sext i32 [[ADD]] to i64 ; CHECK-NEXT: [[GEP:%.*]] = getelementptr inbounds i32, ptr [[PTR]], i64 [[IDX]] ; CHECK-NEXT: store i32 [[B]], ptr [[GEP]], align 4 ; CHECK-NEXT: ret void ; entry: %add = add i32 %a, %b %idx = sext i32 %add to i64 %gep = getelementptr inbounds i32, ptr %ptr, i64 %idx store i32 %b, ptr %gep ret void } define void @test_zext_nneg(ptr %ptr, i32 %a, i32 %b) { ; CHECK-LABEL: define void @test_zext_nneg( ; CHECK-SAME: ptr [[PTR:%.*]], i32 [[A:%.*]], i32 [[B:%.*]]) { ; CHECK-NEXT: entry: ; CHECK-NEXT: [[TMP0:%.*]] = sext i32 [[A]] to i64 ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr i32, ptr [[PTR]], i64 [[TMP0]] ; CHECK-NEXT: [[GEP:%.*]] = getelementptr i8, ptr [[TMP1]], i64 40 ; CHECK-NEXT: store i32 [[B]], ptr [[GEP]], align 4 ; CHECK-NEXT: ret void ; entry: %add = add nsw i32 %a, 10 %idx = zext nneg i32 %add to i64 %gep = getelementptr inbounds i32, ptr %ptr, i64 %idx store i32 %b, ptr %gep ret void } define void @test_zext_missing_nneg(ptr %ptr, i32 %a, i32 %b) { ; CHECK-LABEL: define void @test_zext_missing_nneg( ; CHECK-SAME: ptr [[PTR:%.*]], i32 [[A:%.*]], i32 [[B:%.*]]) { ; CHECK-NEXT: entry: ; CHECK-NEXT: [[ADD:%.*]] = add nsw i32 [[A]], 10 ; CHECK-NEXT: [[IDX:%.*]] = zext i32 [[ADD]] to i64 ; CHECK-NEXT: [[GEP:%.*]] = getelementptr inbounds nuw i32, ptr [[PTR]], i64 [[IDX]] ; CHECK-NEXT: store i32 [[B]], ptr [[GEP]], align 4 ; CHECK-NEXT: ret void ; entry: %add = add nsw i32 %a, 10 %idx = zext i32 %add to i64 %gep = getelementptr inbounds i32, ptr %ptr, i64 %idx store i32 %b, ptr %gep ret void } define ptr @gep_inbounds_add_nsw_nonneg(ptr %ptr, i64 %a, i64 %b) { ; CHECK-LABEL: define ptr @gep_inbounds_add_nsw_nonneg( ; CHECK-SAME: ptr [[PTR:%.*]], i64 [[A:%.*]], i64 [[B:%.*]]) { ; CHECK-NEXT: [[A_NNEG:%.*]] = icmp sgt i64 [[A]], -1 ; CHECK-NEXT: call void @llvm.assume(i1 [[A_NNEG]]) ; CHECK-NEXT: [[B_NNEG:%.*]] = icmp sgt i64 [[B]], -1 ; CHECK-NEXT: call void @llvm.assume(i1 [[B_NNEG]]) ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds nuw i32, ptr [[PTR]], i64 [[A]] ; CHECK-NEXT: [[GEP:%.*]] = getelementptr inbounds nuw i32, ptr [[TMP1]], i64 [[B]] ; CHECK-NEXT: ret ptr [[GEP]] ; %a.nneg = icmp sgt i64 %a, -1 call void @llvm.assume(i1 %a.nneg) %b.nneg = icmp sgt i64 %b, -1 call void @llvm.assume(i1 %b.nneg) %add = add nsw i64 %a, %b %gep = getelementptr inbounds i32, ptr %ptr, i64 %add ret ptr %gep } define ptr @gep_inbounds_add_nsw_not_nonneg1(ptr %ptr, i64 %a, i64 %b) { ; CHECK-LABEL: define ptr @gep_inbounds_add_nsw_not_nonneg1( ; CHECK-SAME: ptr [[PTR:%.*]], i64 [[A:%.*]], i64 [[B:%.*]]) { ; CHECK-NEXT: [[A_NNEG:%.*]] = icmp sgt i64 [[A]], -1 ; CHECK-NEXT: call void @llvm.assume(i1 [[A_NNEG]]) ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr i32, ptr [[PTR]], i64 [[A]] ; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, ptr [[TMP1]], i64 [[B]] ; CHECK-NEXT: ret ptr [[GEP]] ; %a.nneg = icmp sgt i64 %a, -1 call void @llvm.assume(i1 %a.nneg) %add = add nsw i64 %a, %b %gep = getelementptr inbounds i32, ptr %ptr, i64 %add ret ptr %gep } define ptr @gep_inbounds_add_nsw_not_nonneg2(ptr %ptr, i64 %a, i64 %b) { ; CHECK-LABEL: define ptr @gep_inbounds_add_nsw_not_nonneg2( ; CHECK-SAME: ptr [[PTR:%.*]], i64 [[A:%.*]], i64 [[B:%.*]]) { ; CHECK-NEXT: [[B_NNEG:%.*]] = icmp sgt i64 [[B]], -1 ; CHECK-NEXT: call void @llvm.assume(i1 [[B_NNEG]]) ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr i32, ptr [[PTR]], i64 [[A]] ; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, ptr [[TMP1]], i64 [[B]] ; CHECK-NEXT: ret ptr [[GEP]] ; %b.nneg = icmp sgt i64 %b, -1 call void @llvm.assume(i1 %b.nneg) %add = add nsw i64 %a, %b %gep = getelementptr inbounds i32, ptr %ptr, i64 %add ret ptr %gep } define ptr @gep_not_inbounds_add_nsw_nonneg(ptr %ptr, i64 %a, i64 %b) { ; CHECK-LABEL: define ptr @gep_not_inbounds_add_nsw_nonneg( ; CHECK-SAME: ptr [[PTR:%.*]], i64 [[A:%.*]], i64 [[B:%.*]]) { ; CHECK-NEXT: [[A_NNEG:%.*]] = icmp sgt i64 [[A]], -1 ; CHECK-NEXT: call void @llvm.assume(i1 [[A_NNEG]]) ; CHECK-NEXT: [[B_NNEG:%.*]] = icmp sgt i64 [[B]], -1 ; CHECK-NEXT: call void @llvm.assume(i1 [[B_NNEG]]) ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr i32, ptr [[PTR]], i64 [[A]] ; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, ptr [[TMP1]], i64 [[B]] ; CHECK-NEXT: ret ptr [[GEP]] ; %a.nneg = icmp sgt i64 %a, -1 call void @llvm.assume(i1 %a.nneg) %b.nneg = icmp sgt i64 %b, -1 call void @llvm.assume(i1 %b.nneg) %add = add nsw i64 %a, %b %gep = getelementptr i32, ptr %ptr, i64 %add ret ptr %gep } define ptr @gep_inbounds_add_not_nsw_nonneg(ptr %ptr, i64 %a, i64 %b) { ; CHECK-LABEL: define ptr @gep_inbounds_add_not_nsw_nonneg( ; CHECK-SAME: ptr [[PTR:%.*]], i64 [[A:%.*]], i64 [[B:%.*]]) { ; CHECK-NEXT: [[A_NNEG:%.*]] = icmp sgt i64 [[A]], -1 ; CHECK-NEXT: call void @llvm.assume(i1 [[A_NNEG]]) ; CHECK-NEXT: [[B_NNEG:%.*]] = icmp sgt i64 [[B]], -1 ; CHECK-NEXT: call void @llvm.assume(i1 [[B_NNEG]]) ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr i32, ptr [[PTR]], i64 [[A]] ; CHECK-NEXT: [[GEP:%.*]] = getelementptr i32, ptr [[TMP1]], i64 [[B]] ; CHECK-NEXT: ret ptr [[GEP]] ; %a.nneg = icmp sgt i64 %a, -1 call void @llvm.assume(i1 %a.nneg) %b.nneg = icmp sgt i64 %b, -1 call void @llvm.assume(i1 %b.nneg) %add = add i64 %a, %b %gep = getelementptr inbounds i32, ptr %ptr, i64 %add ret ptr %gep } define ptr @gep_inbounds_sext_add_nonneg(ptr %ptr, i32 %a) { ; CHECK-LABEL: define ptr @gep_inbounds_sext_add_nonneg( ; CHECK-SAME: ptr [[PTR:%.*]], i32 [[A:%.*]]) { ; CHECK-NEXT: [[A_NNEG:%.*]] = icmp sgt i32 [[A]], -1 ; CHECK-NEXT: call void @llvm.assume(i1 [[A_NNEG]]) ; CHECK-NEXT: [[TMP1:%.*]] = zext nneg i32 [[A]] to i64 ; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds nuw i32, ptr [[PTR]], i64 [[TMP1]] ; CHECK-NEXT: [[GEP:%.*]] = getelementptr inbounds nuw i8, ptr [[TMP2]], i64 40 ; CHECK-NEXT: ret ptr [[GEP]] ; %a.nneg = icmp sgt i32 %a, -1 call void @llvm.assume(i1 %a.nneg) %add = add nsw i32 %a, 10 %idx = sext i32 %add to i64 %gep = getelementptr inbounds i32, ptr %ptr, i64 %idx ret ptr %gep } define ptr @gep_inbounds_sext_add_not_nonneg_1(ptr %ptr, i32 %a) { ; CHECK-LABEL: define ptr @gep_inbounds_sext_add_not_nonneg_1( ; CHECK-SAME: ptr [[PTR:%.*]], i32 [[A:%.*]]) { ; CHECK-NEXT: [[A_NNEG:%.*]] = icmp sgt i32 [[A]], -1 ; CHECK-NEXT: call void @llvm.assume(i1 [[A_NNEG]]) ; CHECK-NEXT: [[TMP1:%.*]] = zext nneg i32 [[A]] to i64 ; CHECK-NEXT: [[TMP2:%.*]] = getelementptr i32, ptr [[PTR]], i64 [[TMP1]] ; CHECK-NEXT: [[GEP:%.*]] = getelementptr i8, ptr [[TMP2]], i64 -40 ; CHECK-NEXT: ret ptr [[GEP]] ; %a.nneg = icmp sgt i32 %a, -1 call void @llvm.assume(i1 %a.nneg) %add = add nsw i32 %a, -10 %idx = sext i32 %add to i64 %gep = getelementptr inbounds i32, ptr %ptr, i64 %idx ret ptr %gep } define ptr @gep_inbounds_sext_add_not_nonneg_2(ptr %ptr, i32 %a) { ; CHECK-LABEL: define ptr @gep_inbounds_sext_add_not_nonneg_2( ; CHECK-SAME: ptr [[PTR:%.*]], i32 [[A:%.*]]) { ; CHECK-NEXT: [[TMP1:%.*]] = sext i32 [[A]] to i64 ; CHECK-NEXT: [[TMP2:%.*]] = getelementptr i32, ptr [[PTR]], i64 [[TMP1]] ; CHECK-NEXT: [[GEP:%.*]] = getelementptr i8, ptr [[TMP2]], i64 40 ; CHECK-NEXT: ret ptr [[GEP]] ; %add = add nsw i32 %a, 10 %idx = sext i32 %add to i64 %gep = getelementptr inbounds i32, ptr %ptr, i64 %idx ret ptr %gep } define ptr @gep_not_inbounds_sext_add_nonneg(ptr %ptr, i32 %a) { ; CHECK-LABEL: define ptr @gep_not_inbounds_sext_add_nonneg( ; CHECK-SAME: ptr [[PTR:%.*]], i32 [[A:%.*]]) { ; CHECK-NEXT: [[A_NNEG:%.*]] = icmp sgt i32 [[A]], -1 ; CHECK-NEXT: call void @llvm.assume(i1 [[A_NNEG]]) ; CHECK-NEXT: [[TMP1:%.*]] = zext nneg i32 [[A]] to i64 ; CHECK-NEXT: [[TMP2:%.*]] = getelementptr i32, ptr [[PTR]], i64 [[TMP1]] ; CHECK-NEXT: [[GEP:%.*]] = getelementptr i8, ptr [[TMP2]], i64 40 ; CHECK-NEXT: ret ptr [[GEP]] ; %a.nneg = icmp sgt i32 %a, -1 call void @llvm.assume(i1 %a.nneg) %add = add nsw i32 %a, 10 %idx = sext i32 %add to i64 %gep = getelementptr i32, ptr %ptr, i64 %idx ret ptr %gep }