; RUN: opt < %s -cost-model -analyze -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" target triple = "x86_64-apple-macosx10.8.0" define void @test_geps() { ; Cost of should be zero. We expect it to be folded into ; the instruction addressing mode. ;CHECK: cost of 0 for instruction: {{.*}} getelementptr inbounds i8, i8* %a0 = getelementptr inbounds i8, i8* undef, i32 0 ;CHECK: cost of 0 for instruction: {{.*}} getelementptr inbounds i16, i16* %a1 = getelementptr inbounds i16, i16* undef, i32 0 ;CHECK: cost of 0 for instruction: {{.*}} getelementptr inbounds i32, i32* %a2 = getelementptr inbounds i32, i32* undef, i32 0 ;CHECK: cost of 0 for instruction: {{.*}} getelementptr inbounds i64, i64* %a3 = getelementptr inbounds i64, i64* undef, i32 0 ;CHECK: cost of 0 for instruction: {{.*}} getelementptr inbounds float, float* %a4 = getelementptr inbounds float, float* undef, i32 0 ;CHECK: cost of 0 for instruction: {{.*}} getelementptr inbounds double, double* %a5 = getelementptr inbounds double, double* undef, i32 0 ; Vector geps should also have zero cost. ;CHECK: cost of 0 for instruction: {{.*}} getelementptr inbounds <4 x i8>, <4 x i8>* %a7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 0 ;CHECK: cost of 0 for instruction: {{.*}} getelementptr inbounds <4 x i16>, <4 x i16>* %a8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 0 ;CHECK: cost of 0 for instruction: {{.*}} getelementptr inbounds <4 x i32>, <4 x i32>* %a9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 0 ;CHECK: cost of 0 for instruction: {{.*}} getelementptr inbounds <4 x i64>, <4 x i64>* %a10 = getelementptr inbounds <4 x i64>, <4 x i64>* undef, i32 0 ;CHECK: cost of 0 for instruction: {{.*}} getelementptr inbounds <4 x float>, <4 x float>* %a11 = getelementptr inbounds <4 x float>, <4 x float>* undef, i32 0 ;CHECK: cost of 0 for instruction: {{.*}} getelementptr inbounds <4 x double>, <4 x double>* %a12 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 0 ; Check that we handle outlandishly large GEPs properly. This is unlikely to ; be a valid pointer, but LLVM still generates GEPs like this sometimes in ; dead code. ; ; This GEP has index INT64_MAX, which is cost 1. ;CHECK: cost of 1 for instruction: {{.*}} getelementptr inbounds i8, i8* %giant_gep0 = getelementptr inbounds i8, i8* undef, i64 9223372036854775807 ; This GEP index wraps around to -1, which is cost 0. ;CHECK: cost of 0 for instruction: {{.*}} getelementptr inbounds i8, i8* %giant_gep1 = getelementptr inbounds i8, i8* undef, i128 295147905179352825855 ret void }