; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals ; RUN: opt < %s -S -passes=instcombine | FileCheck %s define ptr @src_origin(i32 %arg0, ptr %arg1) !prof !0 { ; CHECK-LABEL: @src_origin( ; CHECK-NEXT: [[V1:%.*]] = icmp sgt i32 [[ARG0:%.*]], 3 ; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[V1]], i64 63252, i64 29452, !prof [[PROF1:![0-9]+]] ; CHECK-NEXT: [[V3:%.*]] = getelementptr i8, ptr [[ARG1:%.*]], i64 [[TMP1]] ; CHECK-NEXT: ret ptr [[V3]] ; %v0 = getelementptr i8, ptr %arg1, i64 8148 %v1 = icmp sgt i32 %arg0, 3 %v2 = select i1 %v1, i64 55104, i64 21304, !prof !1 %v3 = getelementptr i8, ptr %v0, i64 %v2 ret ptr %v3 } define ptr @src_nuw(i32 %arg0, ptr %arg1) !prof !0 { ; CHECK-LABEL: @src_nuw( ; CHECK-NEXT: [[V1:%.*]] = icmp sgt i32 [[ARG0:%.*]], 3 ; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[V1]], i64 63252, i64 29452, !prof [[PROF1]] ; CHECK-NEXT: [[V3:%.*]] = getelementptr nuw i8, ptr [[ARG1:%.*]], i64 [[TMP1]] ; CHECK-NEXT: ret ptr [[V3]] ; %v0 = getelementptr nuw i8, ptr %arg1, i64 8148 %v1 = icmp sgt i32 %arg0, 3 %v2 = select i1 %v1, i64 55104, i64 21304, !prof !1 %v3 = getelementptr nuw i8, ptr %v0, i64 %v2 ret ptr %v3 } define ptr @src_inbounds_nuw(i32 %arg0, ptr %arg1) !prof !0 { ; CHECK-LABEL: @src_inbounds_nuw( ; CHECK-NEXT: [[V1:%.*]] = icmp sgt i32 [[ARG0:%.*]], 3 ; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[V1]], i64 63252, i64 29452, !prof [[PROF1]] ; CHECK-NEXT: [[V3:%.*]] = getelementptr nuw i8, ptr [[ARG1:%.*]], i64 [[TMP1]] ; CHECK-NEXT: ret ptr [[V3]] ; %v0 = getelementptr inbounds nuw i8, ptr %arg1, i64 8148 %v1 = icmp sgt i32 %arg0, 3 %v2 = select i1 %v1, i64 55104, i64 21304, !prof !1 %v3 = getelementptr nuw i8, ptr %v0, i64 %v2 ret ptr %v3 } define ptr @src_swap(i32 %arg0, ptr %arg1) !prof !0{ ; CHECK-LABEL: @src_swap( ; CHECK-NEXT: [[V1:%.*]] = icmp sgt i32 [[ARG0:%.*]], 3 ; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[V1]], i64 63252, i64 29452, !prof [[PROF1]] ; CHECK-NEXT: [[V0:%.*]] = getelementptr i8, ptr [[ARG1:%.*]], i64 [[TMP1]] ; CHECK-NEXT: ret ptr [[V0]] ; %v1 = icmp sgt i32 %arg0, 3 %v2 = select i1 %v1, i64 55104, i64 21304, !prof !1 %v0 = getelementptr i8, ptr %arg1, i64 %v2 %v3 = getelementptr i8, ptr %v0, i64 8148 ret ptr %v3 } define <2 x ptr> @src_splat(i32 %arg0, <2 x ptr> %arg1) { ; CHECK-LABEL: @src_splat( ; CHECK-NEXT: [[V1:%.*]] = icmp sgt i32 [[ARG0:%.*]], 3 ; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[V1]], <2 x i64> splat (i64 63252), <2 x i64> splat (i64 29452) ; CHECK-NEXT: [[V3:%.*]] = getelementptr i8, <2 x ptr> [[ARG1:%.*]], <2 x i64> [[TMP1]] ; CHECK-NEXT: ret <2 x ptr> [[V3]] ; %v0 = getelementptr i8, <2 x ptr> %arg1, <2 x i64> splat (i64 8148) %v1 = icmp sgt i32 %arg0, 3 %v2 = select i1 %v1, <2 x i64> splat (i64 55104), <2 x i64> splat (i64 21304) %v3 = getelementptr i8, <2 x ptr> %v0, <2 x i64> %v2 ret <2 x ptr> %v3 } define <2 x ptr> @src_splat_scalar_ptr(i32 %arg0, ptr %arg1) { ; CHECK-LABEL: @src_splat_scalar_ptr( ; CHECK-NEXT: [[V1:%.*]] = icmp sgt i32 [[ARG0:%.*]], 3 ; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[V1]], <2 x i64> splat (i64 63252), <2 x i64> splat (i64 29452) ; CHECK-NEXT: [[V3:%.*]] = getelementptr i8, ptr [[ARG1:%.*]], <2 x i64> [[TMP1]] ; CHECK-NEXT: ret <2 x ptr> [[V3]] ; %v0 = getelementptr i8, ptr %arg1, <2 x i64> splat (i64 8148) %v1 = icmp sgt i32 %arg0, 3 %v2 = select i1 %v1, <2 x i64> splat (i64 55104), <2 x i64> splat (i64 21304) %v3 = getelementptr i8, <2 x ptr> %v0, <2 x i64> %v2 ret <2 x ptr> %v3 } ; Fail 1: Different GEP type define ptr @src_fail_different_type(i32 %arg0, ptr %arg1) { ; CHECK-LABEL: @src_fail_different_type( ; CHECK-NEXT: [[V0:%.*]] = getelementptr inbounds nuw i8, ptr [[ARG1:%.*]], i64 8148 ; CHECK-NEXT: [[V1:%.*]] = icmp sgt i32 [[ARG0:%.*]], 3 ; CHECK-NEXT: [[V2:%.*]] = select i1 [[V1]], i64 55104, i64 21304 ; CHECK-NEXT: [[V3:%.*]] = getelementptr [2 x i8], ptr [[V0]], i64 [[V2]] ; CHECK-NEXT: ret ptr [[V3]] ; %v0 = getelementptr inbounds nuw i8, ptr %arg1, i64 8148 %v1 = icmp sgt i32 %arg0, 3 %v2 = select i1 %v1, i64 55104, i64 21304 %v3 = getelementptr i16, ptr %v0, i64 %v2 ret ptr %v3 } ; Fail 2: No constant idx define ptr @src_fail_no_constant_idx(i32 %arg0, ptr %arg1, i64 %arg2) { ; CHECK-LABEL: @src_fail_no_constant_idx( ; CHECK-NEXT: [[V0:%.*]] = getelementptr inbounds nuw i8, ptr [[ARG1:%.*]], i64 [[ARG2:%.*]] ; CHECK-NEXT: [[V1:%.*]] = icmp sgt i32 [[ARG0:%.*]], 3 ; CHECK-NEXT: [[V2:%.*]] = select i1 [[V1]], i64 55104, i64 21304 ; CHECK-NEXT: [[V3:%.*]] = getelementptr i8, ptr [[V0]], i64 [[V2]] ; CHECK-NEXT: ret ptr [[V3]] ; %v0 = getelementptr inbounds nuw i8, ptr %arg1, i64 %arg2 %v1 = icmp sgt i32 %arg0, 3 %v2 = select i1 %v1, i64 55104, i64 21304 %v3 = getelementptr i8, ptr %v0, i64 %v2 ret ptr %v3 } ; Fail 3: Multiple use of select define ptr @src_fail_select_multiple_use(i32 %arg0, ptr %arg1, ptr %arg2) { ; CHECK-LABEL: @src_fail_select_multiple_use( ; CHECK-NEXT: [[V0:%.*]] = getelementptr inbounds nuw i8, ptr [[ARG1:%.*]], i64 8148 ; CHECK-NEXT: [[V1:%.*]] = icmp sgt i32 [[ARG0:%.*]], 3 ; CHECK-NEXT: [[V2:%.*]] = select i1 [[V1]], i64 55104, i64 21304 ; CHECK-NEXT: [[V3:%.*]] = getelementptr i8, ptr [[V0]], i64 [[V2]] ; CHECK-NEXT: [[V4:%.*]] = getelementptr i8, ptr [[ARG2:%.*]], i64 [[V2]] ; CHECK-NEXT: store ptr [[V3]], ptr [[V4]], align 8 ; CHECK-NEXT: ret ptr [[V3]] ; %v0 = getelementptr inbounds nuw i8, ptr %arg1, i64 8148 %v1 = icmp sgt i32 %arg0, 3 %v2 = select i1 %v1, i64 55104, i64 21304 %v3 = getelementptr i8, ptr %v0, i64 %v2 %v4 = getelementptr i8, ptr %arg2, i64 %v2 store ptr %v3, ptr %v4, align 8 ret ptr %v3 } declare void @use(ptr) ; Fail 4: Multiple use of source GEP define ptr @src_fail_source_gep_multiple_use(i32 %arg0, ptr %arg1, ptr %arg2) { ; CHECK-LABEL: @src_fail_source_gep_multiple_use( ; CHECK-NEXT: [[V0:%.*]] = getelementptr inbounds nuw i8, ptr [[ARG1:%.*]], i64 8148 ; CHECK-NEXT: [[V1:%.*]] = icmp sgt i32 [[ARG0:%.*]], 3 ; CHECK-NEXT: [[V2:%.*]] = select i1 [[V1]], i64 55104, i64 21304 ; CHECK-NEXT: call void @use(ptr nonnull [[V0]]) ; CHECK-NEXT: [[V3:%.*]] = getelementptr i8, ptr [[V0]], i64 [[V2]] ; CHECK-NEXT: ret ptr [[V3]] ; %v0 = getelementptr inbounds nuw i8, ptr %arg1, i64 8148 %v1 = icmp sgt i32 %arg0, 3 %v2 = select i1 %v1, i64 55104, i64 21304 call void @use(ptr %v0) %v3 = getelementptr i8, ptr %v0, i64 %v2 ret ptr %v3 } define ptr @src_fail_source_gep_multiple_swap(i32 %arg0, ptr %arg1) { ; CHECK-LABEL: @src_fail_source_gep_multiple_swap( ; CHECK-NEXT: [[V1:%.*]] = icmp sgt i32 [[ARG0:%.*]], 3 ; CHECK-NEXT: [[V2:%.*]] = select i1 [[V1]], i64 55104, i64 21304 ; CHECK-NEXT: [[GEP1:%.*]] = getelementptr inbounds nuw i8, ptr [[ARG1:%.*]], i64 [[V2]] ; CHECK-NEXT: call void @use(ptr nonnull [[GEP1]]) ; CHECK-NEXT: [[GEP2:%.*]] = getelementptr i8, ptr [[GEP1]], i64 8148 ; CHECK-NEXT: ret ptr [[GEP2]] ; %v1 = icmp sgt i32 %arg0, 3 %v2 = select i1 %v1, i64 55104, i64 21304 %gep1 = getelementptr inbounds nuw i8, ptr %arg1, i64 %v2 call void @use(ptr %gep1) %gep2 = getelementptr i8, ptr %gep1, i64 8148 ret ptr %gep2 } ; TODO: constant vector index define <2 x ptr> @fail_vector_const_vector_select(i32 %arg0, <2 x ptr> %arg1) { ; CHECK-LABEL: @fail_vector_const_vector_select( ; CHECK-NEXT: [[V0:%.*]] = getelementptr i8, <2 x ptr> [[ARG1:%.*]], <2 x i64> ; CHECK-NEXT: [[V1:%.*]] = icmp sgt i32 [[ARG0:%.*]], 3 ; CHECK-NEXT: [[V2:%.*]] = select i1 [[V1]], <2 x i64> , <2 x i64> ; CHECK-NEXT: [[V3:%.*]] = getelementptr i8, <2 x ptr> [[V0]], <2 x i64> [[V2]] ; CHECK-NEXT: ret <2 x ptr> [[V3]] ; %v0 = getelementptr i8, <2 x ptr> %arg1, <2 x i64> %v1 = icmp sgt i32 %arg0, 3 %v2 = select i1 %v1, <2 x i64> , <2 x i64> %v3 = getelementptr i8, <2 x ptr> %v0, <2 x i64> %v2 ret <2 x ptr> %v3 } define <2 x ptr> @fail_scalar_const_vector_select(i32 %arg0, <2 x ptr> %arg1) { ; CHECK-LABEL: @fail_scalar_const_vector_select( ; CHECK-NEXT: [[V0:%.*]] = getelementptr i8, <2 x ptr> [[ARG1:%.*]], i64 8148 ; CHECK-NEXT: [[V1:%.*]] = icmp sgt i32 [[ARG0:%.*]], 3 ; CHECK-NEXT: [[V2:%.*]] = select i1 [[V1]], <2 x i64> , <2 x i64> ; CHECK-NEXT: [[V3:%.*]] = getelementptr i8, <2 x ptr> [[V0]], <2 x i64> [[V2]] ; CHECK-NEXT: ret <2 x ptr> [[V3]] ; %v0 = getelementptr i8, <2 x ptr> %arg1, i64 8148 %v1 = icmp sgt i32 %arg0, 3 %v2 = select i1 %v1, <2 x i64> , <2 x i64> %v3 = getelementptr i8, <2 x ptr> %v0, <2 x i64> %v2 ret <2 x ptr> %v3 } !0 = !{!"function_entry_count", i32 10} !1 = !{!"branch_weights", i32 5, i32 3} ;. ; CHECK: [[META0:![0-9]+]] = !{!"function_entry_count", i32 10} ; CHECK: [[PROF1]] = !{!"branch_weights", i32 5, i32 3} ;.