110 lines · plain
1# REQUIRES: aarch642# RUN: rm -rf %t; split-file %s %t3 4# RUN: llvm-mc -filetype=obj -triple=arm64-apple-darwin19.0.0 %t/main.s -o %t/main.o5# RUN: llvm-mc -filetype=obj -triple=arm64-apple-darwin19.0.0 %t/f2.s -o %t/f2.o6# RUN: %lld -arch arm64 -lSystem --icf=all -o %t/main %t/main.o %t/f2.o7# RUN: llvm-objdump -d --syms --print-imm-hex %t/main | FileCheck %s8 9# CHECK-LABEL: SYMBOL TABLE:10# CHECK: [[#%x,F1_REF:]] g F __TEXT,__text _f111# CHECK: [[#%x,F1_REF:]] g F __TEXT,__text _f212 13# CHECK-LABEL: Disassembly of section __TEXT,__text:14# CHECK: <_main>:15# CHECK: bl 0x[[#%x,F1_REF:]]16# CHECK: bl 0x[[#%x,F1_REF:]]17 18#--- main.s19 20.subsections_via_symbols21 22.literal1623.p2align 324L_align16:25.quad 0xffffffffffffffff26.short 0xaaaa27.short 0xaaaa28.space 4, 0xaa29 30.literal831.p2align 332L_align8:33.quad 0xeeeeeeeeeeeeeeee34 35.literal436.p2align 237L_align4:38.short 0xbbbb39.short 0xbbbb40 41 42.text43.p2align 244 45.globl _main, _f1, _f246 47## Test that loading from __literalN sections at non-literal boundaries48## doesn't confuse ICF. This function should be folded with the identical49## _f2 in f2 (which uses literals of the same value in a different isec).50_f1:51 adrp x9, L_align16@PAGE + 452 add x9, x9, L_align16@PAGEOFF + 453 ldr x10, [x9]54 55 adrp x9, L_align8@PAGE + 456 add x9, x9, L_align8@PAGEOFF + 457 ldr w11, [x9]58 59 adrp x9, L_align4@PAGE + 260 add x9, x9, L_align4@PAGEOFF + 261 ldrh w12, [x9]62 63 ret64 65_main:66 bl _f167 bl _f268 69#--- f2.s70 71.subsections_via_symbols72 73.literal1674.p2align 375L_align16:76.quad 0xffffffffffffffff77.short 0xaaaa78.short 0xaaaa79.space 4, 17080 81.literal882.p2align 383L_align8:84.quad 0xeeeeeeeeeeeeeeee85 86.literal487.p2align 288L_align4:89.short 0xbbbb90.short 0xbbbb91 92.text93.p2align 294 95.globl _f296_f2:97 adrp x9, L_align16@PAGE + 498 add x9, x9, L_align16@PAGEOFF + 499 ldr x10, [x9]100 101 adrp x9, L_align8@PAGE + 4102 add x9, x9, L_align8@PAGEOFF + 4103 ldr w11, [x9]104 105 adrp x9, L_align4@PAGE + 2106 add x9, x9, L_align4@PAGEOFF + 2107 ldrh w12, [x9]108 109 ret110