1 # RUN: llvm-mc -triple=mips64el-unknown-linux -relocation-model=pic -code-model=small -filetype=obj -o %T/test_ELF_Mips64N64.o %s 2 # RUN: llc -mtriple=mips64el-unknown-linux -relocation-model=pic -filetype=obj -o %T/test_ELF_ExternalFunction_Mips64N64.o %S/Inputs/ExternalFunction.ll 3 # RUN: llvm-rtdyld -triple=mips64el-unknown-linux -verify -map-section test_ELF_Mips64N64.o,.text=0x1000 -map-section test_ELF_ExternalFunction_Mips64N64.o,.text=0x10000 -check=%s %/T/test_ELF_Mips64N64.o %T/test_ELF_ExternalFunction_Mips64N64.o 4 5 # RUN: llvm-mc -triple=mips64-unknown-linux -relocation-model=pic -code-model=small -filetype=obj -o %T/test_ELF_Mips64N64.o %s 6 # RUN: llc -mtriple=mips64-unknown-linux -relocation-model=pic -filetype=obj -o %T/test_ELF_ExternalFunction_Mips64N64.o %S/Inputs/ExternalFunction.ll 7 # RUN: llvm-rtdyld -triple=mips64-unknown-linux -verify -map-section test_ELF_Mips64N64.o,.text=0x1000 -map-section test_ELF_ExternalFunction_Mips64N64.o,.text=0x10000 -check=%s %/T/test_ELF_Mips64N64.o %T/test_ELF_ExternalFunction_Mips64N64.o 8 9 .data 10 # Test R_MIPS_PC32 relocation. 11 # rtdyld-check: *{4}(R_MIPS_PC32) = (foo - R_MIPS_PC32)[31:0] 12 R_MIPS_PC32: 13 .word foo-. 14 # rtdyld-check: *{4}(R_MIPS_PC32 + 4) = (foo - tmp1)[31:0] 15 tmp1: 16 .4byte foo-tmp1 17 18 .text 19 .abicalls 20 .section .mdebug.abi64,"",@progbits 21 .nan legacy 22 .file "ELF_Mips64N64_PIC_relocations.ll" 23 .text 24 .globl bar 25 .align 3 26 .type bar,@function 27 .set nomicromips 28 .set nomips16 29 .ent bar 30 bar: 31 .frame $fp,40,$ra 32 .mask 0x00000000,0 33 .fmask 0x00000000,0 34 .set noreorder 35 .set nomacro 36 .set noat 37 daddiu $sp, $sp, -40 38 sd $ra, 32($sp) 39 sd $fp, 24($sp) 40 move $fp, $sp 41 sd $4, 16($fp) 42 lb $2, 0($4) 43 sd $4, 8($fp) 44 45 # Test R_MIPS_26 relocation. 46 # rtdyld-check: decode_operand(insn1, 0)[27:0] = foo[27:0] 47 insn1: 48 .option pic0 49 jal foo 50 .option pic2 51 nop 52 53 # Test R_MIPS_PC16 relocation. 54 # rtdyld-check: decode_operand(insn2, 1)[17:0] = (foo - insn2)[17:0] 55 insn2: 56 bal foo 57 nop 58 59 move $sp, $fp 60 ld $ra, 32($sp) 61 ld $fp, 24($sp) 62 daddiu $sp, $sp, 32 63 jr $ra 64 nop 65 .set at 66 .set macro 67 .set reorder 68 .end bar 69 $func_end0: 70 .size bar, ($func_end0)-bar 71 72 .globl main 73 .align 3 74 .type main,@function 75 .set nomicromips 76 .set nomips16 77 .ent main 78 main: 79 .frame $fp,32,$ra 80 .mask 0x00000000,0 81 .fmask 0x00000000,0 82 .set noreorder 83 .set nomacro 84 .set noat 85 daddiu $sp, $sp, -32 86 sd $ra, 24($sp) 87 sd $fp, 16($sp) 88 sd $gp, 8($sp) 89 move $fp, $sp 90 91 # Check upper 16-bits of offset between the address of main function 92 # and the global offset table. 93 # rtdyld-check: decode_operand(insn3, 1)[15:0] = ((section_addr(test_ELF_Mips64N64.o, .got) + 0x7ff0) - main + 0x8000)[31:16] 94 insn3: 95 lui $1, %hi(%neg(%gp_rel(main))) 96 daddu $1, $1, $25 97 98 # Check lower 16-bits of offset between the address of main function 99 # and the global offset table. 100 # rtdyld-check: decode_operand(insn4, 2)[15:0] = ((section_addr(test_ELF_Mips64N64.o, .got) + 0x7ff0) - main)[15:0] 101 insn4: 102 daddiu $1, $1, %lo(%neg(%gp_rel(main))) 103 sw $zero, 4($fp) 104 105 # $gp register contains address of the .got section + 0x7FF0. 0x7FF0 is 106 # the offset of $gp from the beginning of the .got section. Check that we are 107 # loading address of the page pointer from correct offset. In this case 108 # the page pointer is the first entry in the .got section, so offset will be 109 # 0 - 0x7FF0. 110 # rtdyld-check: decode_operand(insn5, 2)[15:0] = 0x8010 111 # 112 # Check that the global offset table contains the page pointer. 113 # rtdyld-check: *{8}(section_addr(test_ELF_Mips64N64.o, .got)) = (_str + 0x8000) & 0xffffffffffff0000 114 insn5: 115 ld $25, %got_page(_str)($1) 116 117 # Check the offset of _str from the page pointer. 118 # rtdyld-check: decode_operand(insn6, 2)[15:0] = _str[15:0] 119 insn6: 120 daddiu $25, $25, %got_ofst(_str) 121 122 # Check that we are loading address of var from correct offset. In this case 123 # var is the second entry in the .got section, so offset will be 8 - 0x7FF0. 124 # rtdyld-check: decode_operand(insn7, 2)[15:0] = 0x8018 125 # 126 # Check that the global offset table contains the address of the var. 127 # rtdyld-check: *{8}(section_addr(test_ELF_Mips64N64.o, .got) + 8) = var 128 insn7: 129 ld $2, %got_disp(var)($1) 130 sd $25, 0($2) 131 132 # Check that we are loading address of bar from correct offset. In this case 133 # bar is the third entry in the .got section, so offset will be 16 - 0x7FF0. 134 # rtdyld-check: decode_operand(insn8, 2)[15:0] = 0x8020 135 # 136 # Check that the global offset table contains the address of the bar. 137 # rtdyld-check: *{8}(section_addr(test_ELF_Mips64N64.o, .got) + 16) = bar 138 insn8: 139 ld $2, %call16(bar)($1) 140 141 move $4, $25 142 move $gp, $1 143 move $25, $2 144 jalr $25 145 nop 146 move $sp, $fp 147 ld $gp, 8($sp) 148 ld $fp, 16($sp) 149 ld $ra, 24($sp) 150 daddiu $sp, $sp, 32 151 jr $ra 152 nop 153 .set at 154 .set macro 155 .set reorder 156 .end main 157 $func_end1: 158 .size main, ($func_end1)-main 159 160 .type _str,@object 161 .section .rodata.str1.1,"aMS",@progbits,1 162 _str: 163 .asciz "test" 164 .size _str, 5 165 166 .type var,@object 167 .comm var,8,8 168 169 .section ".note.GNU-stack","",@progbits 170 .text 171
