1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
|
; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py
; RUN: opt -cost-model -analyze -mtriple=amdgcn-unknown-amdhsa -mcpu=gfx1010 < %s | FileCheck -check-prefixes=ALL %s
; RUN: opt -cost-model -analyze -mtriple=amdgcn-unknown-amdhsa -mcpu=gfx90a < %s | FileCheck -check-prefixes=ALL %s
; RUN: opt -cost-model -analyze -mtriple=amdgcn-unknown-amdhsa -mcpu=gfx900 < %s | FileCheck -check-prefixes=ALL %s
; RUN: opt -cost-model -analyze -mtriple=amdgcn-unknown-amdhsa < %s | FileCheck -check-prefixes=ALL %s
; RUN: opt -cost-model -cost-kind=code-size -analyze -mtriple=amdgcn-unknown-amdhsa -mcpu=gfx1010 < %s | FileCheck -check-prefixes=ALL-SIZE %s
; RUN: opt -cost-model -cost-kind=code-size -analyze -mtriple=amdgcn-unknown-amdhsa -mcpu=gfx90a < %s | FileCheck -check-prefixes=ALL-SIZE %s
; RUN: opt -cost-model -cost-kind=code-size -analyze -mtriple=amdgcn-unknown-amdhsa -mcpu=gfx900 < %s | FileCheck -check-prefixes=ALL-SIZE %s
; RUN: opt -cost-model -cost-kind=code-size -analyze -mtriple=amdgcn-unknown-amdhsa < %s | FileCheck -check-prefixes=ALL-SIZE %s
; END.
define void @test_geps() {
; ALL-LABEL: 'test_geps'
; ALL-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a0 = getelementptr inbounds i8, i8* undef, i32 0
; ALL-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a1 = getelementptr inbounds i16, i16* undef, i32 0
; ALL-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a2 = getelementptr inbounds i32, i32* undef, i32 0
; ALL-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a3 = getelementptr inbounds i64, i64* undef, i32 0
; ALL-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a4 = getelementptr inbounds float, float* undef, i32 0
; ALL-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a5 = getelementptr inbounds double, double* undef, i32 0
; ALL-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 0
; ALL-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 0
; ALL-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 0
; ALL-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a10 = getelementptr inbounds <4 x i64>, <4 x i64>* undef, i32 0
; ALL-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a11 = getelementptr inbounds <4 x float>, <4 x float>* undef, i32 0
; ALL-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a12 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 0
; ALL-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %giant_gep0 = getelementptr inbounds i8, i8* undef, i64 9223372036854775807
; ALL-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %giant_gep1 = getelementptr inbounds i8, i8* undef, i128 295147905179352825855
; ALL-NEXT: Cost Model: Found an estimated cost of 10 for instruction: ret void
;
; ALL-SIZE-LABEL: 'test_geps'
; ALL-SIZE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a0 = getelementptr inbounds i8, i8* undef, i32 0
; ALL-SIZE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a1 = getelementptr inbounds i16, i16* undef, i32 0
; ALL-SIZE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a2 = getelementptr inbounds i32, i32* undef, i32 0
; ALL-SIZE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a3 = getelementptr inbounds i64, i64* undef, i32 0
; ALL-SIZE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a4 = getelementptr inbounds float, float* undef, i32 0
; ALL-SIZE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a5 = getelementptr inbounds double, double* undef, i32 0
; ALL-SIZE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 0
; ALL-SIZE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 0
; ALL-SIZE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 0
; ALL-SIZE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a10 = getelementptr inbounds <4 x i64>, <4 x i64>* undef, i32 0
; ALL-SIZE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a11 = getelementptr inbounds <4 x float>, <4 x float>* undef, i32 0
; ALL-SIZE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %a12 = getelementptr inbounds <4 x double>, <4 x double>* undef, i32 0
; ALL-SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %giant_gep0 = getelementptr inbounds i8, i8* undef, i64 9223372036854775807
; ALL-SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %giant_gep1 = getelementptr inbounds i8, i8* undef, i128 295147905179352825855
; ALL-SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
;
%a0 = getelementptr inbounds i8, i8* undef, i32 0
%a1 = getelementptr inbounds i16, i16* undef, i32 0
%a2 = getelementptr inbounds i32, i32* undef, i32 0
%a3 = getelementptr inbounds i64, i64* undef, i32 0
%a4 = getelementptr inbounds float, float* undef, i32 0
%a5 = getelementptr inbounds double, double* undef, i32 0
%a7 = getelementptr inbounds <4 x i8>, <4 x i8>* undef, i32 0
%a8 = getelementptr inbounds <4 x i16>, <4 x i16>* undef, i32 0
%a9 = getelementptr inbounds <4 x i32>, <4 x i32>* undef, i32 0
%a10 = getelementptr inbounds <4 x i64>, <4 x i64>* undef, i32 0
%a11 = getelementptr inbounds <4 x float>, <4 x float>* undef, i32 0
%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.
%giant_gep0 = getelementptr inbounds i8, i8* undef, i64 9223372036854775807
; This GEP index wraps around to -1, which is cost 0.
%giant_gep1 = getelementptr inbounds i8, i8* undef, i128 295147905179352825855
ret void
}
|
