| # REQUIRES: riscv |
| # RUN: rm -rf %t && split-file %s %t && cd %t |
| |
| # RUN: llvm-mc -filetype=obj -triple=riscv64 1.s -o 1.o |
| # RUN: ld.lld 1.o --shared -o 1.so |
| # RUN: llvm-readelf -d -s 1.so | FileCheck --check-prefix=CHECK1 %s |
| |
| # CHECK1: Symbol table '.dynsym' |
| # CHECK1: 0 NOTYPE GLOBAL DEFAULT [VARIANT_CC] [[#]] func_global_def |
| # CHECK1: Symbol table '.symtab' |
| # CHECK1: 0 NOTYPE GLOBAL DEFAULT [VARIANT_CC] [[#]] func_global_def |
| |
| # RUN: llvm-mc -filetype=obj -triple=riscv64 2.s -o 2.o |
| # RUN: ld.lld 2.o --shared -o 2.so |
| # RUN: llvm-readelf -d -s 2.so | FileCheck --check-prefix=CHECK2 %s |
| |
| # CHECK2: 0x0000000070000001 (RISCV_VARIANT_CC) 0x0 |
| # CHECK2: Symbol table '.dynsym' |
| # CHECK2: 0 NOTYPE GLOBAL DEFAULT [VARIANT_CC] [[#]] func_global_def |
| # CHECK2: Symbol table '.symtab' |
| # CHECK2: 0 NOTYPE GLOBAL DEFAULT [VARIANT_CC] [[#]] func_global_def |
| |
| # RUN: llvm-mc -filetype=obj -triple=riscv32 3.s -o 3.o |
| # RUN: ld.lld 3.o --shared -o 3.so |
| # RUN: llvm-readelf -d -s 3.so | FileCheck --check-prefix=CHECK3 %s |
| |
| # CHECK3: 0x70000001 (RISCV_VARIANT_CC) 0x0 |
| # CHECK3: Symbol table '.dynsym' |
| # CHECK3: 0 IFUNC GLOBAL DEFAULT [VARIANT_CC] UND ifunc_global_def |
| # CHECK3: 0 NOTYPE GLOBAL DEFAULT [[#]] func_global_def |
| |
| # RUN: llvm-mc -filetype=obj -triple=riscv32 4.s -o 4.o |
| # RUN: ld.lld 4.o --shared -o 4.so |
| # RUN: llvm-readelf -d -s 4.so | FileCheck --check-prefix=CHECK4 %s |
| |
| # CHECK4-NOT: (RISCV_VARIANT_CC) |
| # CHECK4: Symbol table '.dynsym' |
| # CHECK4: 0 IFUNC GLOBAL DEFAULT [VARIANT_CC] [[#]] ifunc_global_def |
| |
| # RUN: llvm-mc -filetype=obj -triple=riscv64 5.s -o 5.o |
| # RUN: ld.lld 5.o --shared -o 5.so |
| # RUN: llvm-readelf -d -s 5.so | FileCheck --check-prefix=CHECK5 %s |
| |
| # CHECK5: Symbol table '.dynsym' contains 4 entries: |
| # CHECK5: 0 NOTYPE GLOBAL DEFAULT [VARIANT_CC] UND func_global_undef |
| # CHECK5-NEXT: 0 NOTYPE GLOBAL DEFAULT [VARIANT_CC] [[#]] func_global_def |
| # CHECK5-NEXT: 0 IFUNC GLOBAL DEFAULT [VARIANT_CC] [[#]] ifunc_global_def |
| # CHECK5: Symbol table '.symtab' contains 9 entries: |
| # CHECK5: 0 NOTYPE LOCAL DEFAULT [VARIANT_CC] [[#]] func_local |
| # CHECK5-NEXT: 0 IFUNC LOCAL DEFAULT [VARIANT_CC] [[#]] ifunc_local |
| # CHECK5: 0 NOTYPE LOCAL HIDDEN [VARIANT_CC] [[#]] func_global_hidden |
| # CHECK5-NEXT: 0 IFUNC LOCAL HIDDEN [VARIANT_CC] [[#]] ifunc_global_hidden |
| # CHECK5: 0 NOTYPE GLOBAL DEFAULT [VARIANT_CC] [[#]] func_global_def |
| # CHECK5-NEXT: 0 NOTYPE GLOBAL DEFAULT [VARIANT_CC] UND func_global_undef |
| # CHECK5-NEXT: 0 IFUNC GLOBAL DEFAULT [VARIANT_CC] [[#]] ifunc_global_def |
| |
| #--- 1.s |
| ## An object with a variant_pcs symbol but without a R_RISCV_JMP_SLOT |
| ## should not generate a DT_RISCV_VARIANT_CC. |
| .text |
| .global func_global_def |
| .variant_cc func_global_def |
| |
| func_global_def: |
| ret |
| |
| #--- 2.s |
| ## An object with a variant_cc symbol and with a R_RISCV_JMP_SLOT |
| ## should generate a DT_RISCV_VARIANT_CC. |
| .text |
| .global func_global_def |
| .variant_cc func_global_def |
| |
| func_global_def: |
| call func_global_def |
| |
| #--- 3.s |
| ## Same as before, but targeting a GNU IFUNC. |
| .text |
| .global ifunc_global_def |
| .global func_global_def |
| .variant_cc ifunc_global_def |
| .type ifunc_global_def, %gnu_indirect_function |
| |
| func_global_def: |
| call ifunc_global_def |
| |
| #--- 4.s |
| ## An object with a variant_cc symbol and with a R_RISCV_IRELATIVE |
| ## should not generate a DT_RISCV_VARIANT_CC. |
| .text |
| .global ifunc_global_def |
| .global func_global_def |
| .variant_cc ifunc_global_def |
| .type ifunc_global_def, %gnu_indirect_function |
| |
| ifunc_global_def: |
| call func_global_def |
| |
| #--- 5.s |
| ## Check if STO_RISCV_VARIANT_CC is kept on symbol st_other for both undef, |
| ## local, and hidden visibility. |
| .text |
| .global func_global_def, func_global_undef, func_global_hidden |
| .global ifunc_global_def, ifunc_global_hidden |
| .local func_local |
| |
| .hidden func_global_hidden, ifunc_global_hidden |
| |
| .type ifunc_global_def, %gnu_indirect_function |
| .type ifunc_global_hidden, %gnu_indirect_function |
| .type ifunc_local, %gnu_indirect_function |
| |
| .variant_cc func_global_def |
| .variant_cc func_global_undef |
| .variant_cc func_global_hidden |
| .variant_cc func_local |
| .variant_cc ifunc_global_def |
| .variant_cc ifunc_global_hidden |
| .variant_cc ifunc_local |
| |
| func_global_def: |
| func_global_hidden: |
| func_local: |
| ifunc_global_def: |
| ifunc_global_hidden: |
| ifunc_local: |
| ret |