// REQUIRES: ppc // RUN: llvm-mc -filetype=obj -triple=powerpc64le-unknown-linux %s -o %t.o // RUN: ld.lld -shared %t.o -o %t.so // RUN: llvm-readelf -r %t.o | FileCheck --check-prefix=InputRelocs %s // RUN: llvm-readelf -r %t.so | FileCheck --check-prefix=OutputRelocs %s // RUN: llvm-objdump --section-headers %t.so | FileCheck --check-prefix=CheckGot %s // RUN: llvm-objdump -d %t.so | FileCheck --check-prefix=Dis %s // RUN: llvm-mc -filetype=obj -triple=powerpc64-unknown-linux %s -o %t.o // RUN: ld.lld -shared %t.o -o %t.so // RUN: llvm-readelf -r %t.o | FileCheck --check-prefix=InputRelocs %s // RUN: llvm-readelf -r %t.so | FileCheck --check-prefix=OutputRelocs %s // RUN: llvm-objdump --section-headers %t.so | FileCheck --check-prefix=CheckGot %s // RUN: llvm-objdump -d %t.so | FileCheck --check-prefix=Dis %s .text .abiversion 2 .globl test .p2align 4 .type test,@function test: .Lfunc_gep0: addis 2, 12, .TOC.-.Lfunc_gep0@ha addi 2, 2, .TOC.-.Lfunc_gep0@l .Lfunc_lep0: .localentry test, .Lfunc_lep0-.Lfunc_gep0 mflr 0 std 31, -8(1) std 0, 16(1) stdu 1, -48(1) mr 31, 1 std 30, 32(31) addis 3, 2, i@got@tlsgd@ha addi 3, 3, i@got@tlsgd@l bl __tls_get_addr(i@tlsgd) nop lwz 30, 0(3) extsw 3, 30 ld 30, 32(31) addi 1, 1, 48 ld 0, 16(1) ld 31, -8(1) mtlr 0 blr test_hi: .Lfunc_gep1: addis 2, 12, .TOC.-.Lfunc_gep1@ha addi 2, 2, .TOC.-.Lfunc_gep1@l .Lfunc_lep1: .localentry test2, .Lfunc_lep1-.Lfunc_gep1 addis 3, 0, j@got@tlsgd@h blr test_16: .Lfunc_gep2: addis 2, 12, .TOC.-.Lfunc_gep2@ha addi 2, 2, .TOC.-.Lfunc_gep2@l .Lfunc_lep2: .localentry test16, .Lfunc_lep2-.Lfunc_gep2 addi 3, 0, k@got@tlsgd blr // Verify that the input has every general-dynamic tls relocation type. // InputRelocs: Relocation section '.rela.text' // InputRelocs: R_PPC64_GOT_TLSGD16_HA {{0+}} i + 0 // InputRelocs: R_PPC64_GOT_TLSGD16_LO {{0+}} i + 0 // InputRelocs: R_PPC64_TLSGD {{0+}} i + 0 // InputRelocs: R_PPC64_GOT_TLSGD16_HI {{0+}} j + 0 // InputRelocs: R_PPC64_GOT_TLSGD16 {{0+}} k + 0 // There is 2 got entries for each tls variable that is accessed with the // general-dynamic model. The entries can be though of as a structure to be // filled in by the dynamic linker: // typedef struct { // unsigned long int ti_module; --> R_PPC64_DTPMOD64 // unsigned long int ti_offset; --> R_PPC64_DTPREL64 //} tls_index; // OutputRelocs: Relocation section '.rela.dyn' at offset 0x{{[0-9a-f]+}} contains 6 entries: // OutputRelocs: R_PPC64_DTPMOD64 {{0+}} i + 0 // OutputRelocs: R_PPC64_DTPREL64 {{0+}} i + 0 // OutputRelocs: R_PPC64_DTPMOD64 {{0+}} j + 0 // OutputRelocs: R_PPC64_DTPREL64 {{0+}} j + 0 // OutputRelocs: R_PPC64_DTPMOD64 {{0+}} k + 0 // OutputRelocs: R_PPC64_DTPREL64 {{0+}} k + 0 // Check that the got has 7 entires. (1 for the TOC and 3 structures of // 2 entries for the tls variables). Also verify the address so we can check // the offsets we calculated for each relocation type. // CheckGot: got 00000038 00000000000200f0 // got starts at 0x200f0, so .TOC. will be 0x280f0. // We are building the address of the first tls_index in the got which starts at // 0x200f8 (got[1]). // #ha(i@got@tlsgd) --> (0x200f8 - 0x280f0 + 0x8000) >> 16 = 0 // #lo(i@got@tlsgd) --> (0x200f8 - 0x280f0) & 0xFFFF = -7ff8 = -32760 // Dis: test: // Dis: addis 3, 2, 0 // Dis: addi 3, 3, -32760 // Second tls_index starts at got[3]. // #hi(j@got@tlsgd) --> (0x20108 - 0x280f0) >> 16 = -1 // Dis: test_hi: // Dis: lis 3, -1 // Third tls index is at got[5]. // k@got@tlsgd --> (0x20118 - 0x280f0) = -0x7fd8 = -32728 // Dis: test_16: // Dis: li 3, -32728