1 ; RUN: llc -march=bpfel -mcpu=v4 -verify-machineinstrs -show-mc-encoding < %s | FileCheck %s
25 ; clang -target bpf -O2 -S -emit-llvm t.c
27 ; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read)
28 define dso_local i32 @f1(ptr nocapture noundef readonly %p) local_unnamed_addr #0 {
30 %0 = load i8, ptr %p, align 1, !tbaa !3
31 %conv = sext i8 %0 to i32
34 ; CHECK: r0 = *(s8 *)(r1 + 0) # encoding: [0x91,0x10,0x00,0x00,0x00,0x00,0x00,0x00]
36 ; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read)
37 define dso_local i32 @f2(ptr nocapture noundef readonly %p) local_unnamed_addr #0 {
39 %0 = load i16, ptr %p, align 2, !tbaa !6
40 %conv = sext i16 %0 to i32
43 ; CHECK: r0 = *(s16 *)(r1 + 0) # encoding: [0x89,0x10,0x00,0x00,0x00,0x00,0x00,0x00]
45 ; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read)
46 define dso_local i32 @f3(ptr nocapture noundef readonly %p) local_unnamed_addr #0 {
48 %0 = load i32, ptr %p, align 4, !tbaa !8
51 ; CHECK: w0 = *(u32 *)(r1 + 0) # encoding: [0x61,0x10,0x00,0x00,0x00,0x00,0x00,0x00]
53 ; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read)
54 define dso_local i64 @f4(ptr nocapture noundef readonly %p) local_unnamed_addr #0 {
56 %0 = load i8, ptr %p, align 1, !tbaa !3
57 %conv = sext i8 %0 to i64
60 ; CHECK: r0 = *(s8 *)(r1 + 0) # encoding: [0x91,0x10,0x00,0x00,0x00,0x00,0x00,0x00]
62 ; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read)
63 define dso_local i64 @f5(ptr nocapture noundef readonly %p) local_unnamed_addr #0 {
65 %0 = load i16, ptr %p, align 2, !tbaa !6
66 %conv = sext i16 %0 to i64
69 ; CHECK: r0 = *(s16 *)(r1 + 0) # encoding: [0x89,0x10,0x00,0x00,0x00,0x00,0x00,0x00]
71 ; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read)
72 define dso_local i64 @f6(ptr nocapture noundef readonly %p) local_unnamed_addr #0 {
74 %0 = load i32, ptr %p, align 4, !tbaa !8
75 %conv = sext i32 %0 to i64
78 ; CHECK: r0 = *(s32 *)(r1 + 0) # encoding: [0x81,0x10,0x00,0x00,0x00,0x00,0x00,0x00]
80 ; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read)
81 define dso_local i64 @f7(ptr nocapture noundef readonly %p) local_unnamed_addr #0 {
83 %0 = load i64, ptr %p, align 8, !tbaa !10
86 ; CHECK: r0 = *(u64 *)(r1 + 0) # encoding: [0x79,0x10,0x00,0x00,0x00,0x00,0x00,0x00]
88 attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) "frame-pointer"="all" "no-trapping-math"="true" "stack-protector-buffer-size"="8" }
90 !llvm.module.flags = !{!0, !1}
93 !0 = !{i32 1, !"wchar_size", i32 4}
94 !1 = !{i32 7, !"frame-pointer", i32 2}
95 !2 = !{!"clang version 17.0.0 (https://github.com/llvm/llvm-project.git 1bf3221bf1e35d953a0b6783bc6e694cb9b0ceae)"}
97 !4 = !{!"omnipotent char", !5, i64 0}
98 !5 = !{!"Simple C/C++ TBAA"}
100 !7 = !{!"short", !4, i64 0}
101 !8 = !{!9, !9, i64 0}
102 !9 = !{!"int", !4, i64 0}
103 !10 = !{!11, !11, i64 0}
104 !11 = !{!"long", !4, i64 0}