| # RUN: rm -rf %t && mkdir -p %t |
| # RUN: llvm-mc -triple=x86_64-unknown-linux -position-independent \ |
| # RUN: -filetype=obj -o %t/elf_sm_pic_reloc.o %s |
| # RUN: llvm-jitlink -noexec \ |
| # RUN: -slab-allocate 100Kb -slab-address 0xfff00000 -slab-page-size 4096 \ |
| # RUN: -define-abs extern_in_range32=0xffe00000 \ |
| # RUN: -check %s %t/elf_sm_pic_reloc.o |
| # |
| |
| |
| .text |
| .file "testcase.c" |
| |
| # Empty main entry point. |
| .globl main |
| .p2align 4, 0x90 |
| .type main,@function |
| main: |
| retq |
| |
| .size main, .-main |
| |
| # Test optimization of transforming "call *foo@GOTPCREL(%rip)" to "addr call foo" |
| # We need check both the target address and the instruction opcodes |
| # jitlink-check: decode_operand(test_call_gotpcrelx, 0)[31:0] = extern_in_range32 |
| # jitlink-check: *{1}test_call_gotpcrelx = 0x67 |
| # jitlink-check: *{1}test_call_gotpcrelx+1 = 0xe8 |
| .globl test_call_gotpcrelx |
| .p2align 4, 0x90 |
| .type test_call_gotpcrelx,@function |
| test_call_gotpcrelx: |
| call *extern_in_range32@GOTPCREL(%rip) |
| |
| .size test_call_gotpcrelx, .-test_call_gotpcrelx |
| |
| |
| # Test optimization of transforming "jmp *foo@GOTPCREL(%rip)" to "jmp foo ; nop" |
| # We need check both the target address and the instruction opcodes |
| # jitlink-check: decode_operand(test_call_gotpcrelx, 0)[31:0] = extern_in_range32 |
| # jitlink-check: *{1}test_jmp_gotpcrelx = 0xe9 |
| # jitlink-check: *{1}test_jmp_gotpcrelx+5 = 0x90 |
| .globl test_jmp_gotpcrelx |
| .p2align 4, 0x90 |
| .type test_jmp_gotpcrelx,@function |
| test_jmp_gotpcrelx: |
| jmp *extern_in_range32@GOTPCREL(%rip) |
| |
| .size test_jmp_gotpcrelx, .-test_jmp_gotpcrelx |
| |
| # Check R_X86_64_PLT32 handling with a call to an external. This produces a |
| # Branch32ToStub edge, because externals are not defined locally. During |
| # resolution, the target turns out to be in-range from the callsite and so the |
| # edge is relaxed in post-allocation optimization. |
| # |
| # jitlink-check: decode_operand(test_call_extern, 0) = \ |
| # jitlink-check: extern_in_range32 - next_pc(test_call_extern) |
| .globl test_call_extern |
| .p2align 4, 0x90 |
| .type test_call_extern,@function |
| test_call_extern: |
| callq extern_in_range32@plt |
| |
| .size test_call_extern, .-test_call_extern |
| |