1; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py 2; RUN: opt < %s -mtriple=x86_64-apple-macosx10.8.0 -passes="print<cost-model>" 2>&1 -disable-output -cost-kind=throughput -mcpu=corei7-avx | FileCheck %s --check-prefix=THRU 3; RUN: opt < %s -mtriple=x86_64-apple-macosx10.8.0 -passes="print<cost-model>" 2>&1 -disable-output -cost-kind=latency -mcpu=corei7-avx | FileCheck %s --check-prefix=LATE 4; RUN: opt < %s -mtriple=x86_64-apple-macosx10.8.0 -passes="print<cost-model>" 2>&1 -disable-output -cost-kind=code-size -mcpu=corei7-avx | FileCheck %s --check-prefix=SIZE 5; RUN: opt < %s -mtriple=x86_64-apple-macosx10.8.0 -passes="print<cost-model>" 2>&1 -disable-output -cost-kind=size-latency -mcpu=corei7-avx | FileCheck %s --check-prefix=SIZE_LATE 6 7define void @test_geps() { 8; THRU-LABEL: 'test_geps' 9; THRU-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %giant_gep0 = getelementptr inbounds i8, ptr undef, i64 9223372036854775807 10; THRU-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %giant_gep1 = getelementptr inbounds i8, ptr undef, i128 295147905179352825855 11; THRU-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret void 12; 13; LATE-LABEL: 'test_geps' 14; LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %giant_gep0 = getelementptr inbounds i8, ptr undef, i64 9223372036854775807 15; LATE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %giant_gep1 = getelementptr inbounds i8, ptr undef, i128 295147905179352825855 16; LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void 17; 18; SIZE-LABEL: 'test_geps' 19; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %giant_gep0 = getelementptr inbounds i8, ptr undef, i64 9223372036854775807 20; SIZE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %giant_gep1 = getelementptr inbounds i8, ptr undef, i128 295147905179352825855 21; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void 22; 23; SIZE_LATE-LABEL: 'test_geps' 24; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %giant_gep0 = getelementptr inbounds i8, ptr undef, i64 9223372036854775807 25; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %giant_gep1 = getelementptr inbounds i8, ptr undef, i128 295147905179352825855 26; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void 27; 28 29 ; Cost of scalar geps should be zero. 30 ; We expect it to be folded into the instruction addressing mode. 31 32 33 ; Vector geps should also have zero cost. 34 35 ; Check that we handle outlandishly large GEPs properly. This is unlikely to 36 ; be a valid pointer, but LLVM still generates GEPs like this sometimes in 37 ; dead code. 38 ; This GEP has index INT64_MAX, which is cost 1. 39 %giant_gep0 = getelementptr inbounds i8, ptr undef, i64 9223372036854775807 40 41 ; This GEP index wraps around to -1, which is cost 0. 42 %giant_gep1 = getelementptr inbounds i8, ptr undef, i128 295147905179352825855 43 44 ret void 45} 46