1; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu \ 2; RUN: -mcpu=pwr10 -ppc-asm-full-reg-names < %s | FileCheck %s --check-prefix=CHECK-S 3; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu \ 4; RUN: -mcpu=pwr10 -ppc-asm-full-reg-names --filetype=obj -o %t.o < %s 5; RUN: llvm-objdump --mcpu=pwr10 -dr %t.o | FileCheck %s --check-prefix=CHECK-O 6; RUN: llvm-readelf -s %t.o | FileCheck %s --check-prefix=CHECK-SYM 7 8; These test cases are to ensure that when using pc relative memory operations 9; ABI correct code and relocations are produced for Initial Exec TLS Model. 10; Note that with R_PPC64_TLS relocations, to distinguish PC relative 11; TLS the relocation has a field value displaced by one byte from the 12; beginning of the instruction. 13 14@x = external thread_local global i32, align 4 15 16define i32* @InitialExecAddressLoad() { 17; CHECK-S-LABEL: InitialExecAddressLoad: 18; CHECK-S: # %bb.0: # %entry 19; CHECK-S-NEXT: pld r3, x@got@tprel@pcrel(0), 1 20; CHECK-S-NEXT: add r3, r3, x@tls@pcrel 21; CHECK-S-NEXT: blr 22; CHECK-O-LABEL: <InitialExecAddressLoad>: 23; CHECK-O: 00 00 10 04 00 00 60 e4 pld 3, 0(0), 1 24; CHECK-O-NEXT: 0000000000000000: R_PPC64_GOT_TPREL_PCREL34 x 25; CHECK-O-NEXT: 14 6a 63 7c add 3, 3, 13 26; CHECK-O-NEXT: 0000000000000009: R_PPC64_TLS x 27; CHECK-O-NEXT: 20 00 80 4e blr 28entry: 29 ret i32* @x 30} 31 32define i32 @InitialExecValueLoad() { 33; CHECK-S-LABEL: InitialExecValueLoad: 34; CHECK-S: # %bb.0: # %entry 35; CHECK-S-NEXT: pld r3, x@got@tprel@pcrel(0), 1 36; CHECK-S-NEXT: lwzx r3, r3, x@tls@pcrel 37; CHECK-S-NEXT: blr 38; CHECK-O-LABEL: <InitialExecValueLoad>: 39; CHECK-O: 00 00 10 04 00 00 60 e4 pld 3, 0(0), 1 40; CHECK-O-NEXT: 0000000000000020: R_PPC64_GOT_TPREL_PCREL34 x 41; CHECK-O-NEXT: 2e 68 63 7c lwzx 3, 3, 13 42; CHECK-O-NEXT: 0000000000000029: R_PPC64_TLS x 43; CHECK-O-NEXT: 20 00 80 4e blr 44 45; CHECK-SYM-LABEL: Symbol table '.symtab' contains 6 entries 46; CHECK-SYM: 5: 0000000000000000 0 TLS GLOBAL DEFAULT UND x 47entry: 48 %0 = load i32, i32* @x, align 4 49 ret i32 %0 50} 51