llvm-project/llvm/test/CodeGen/PowerPC/pcrel-tls-general-dynamic.ll
Kai Nacke 5403c59c60 [PPC] Opaque pointer migration, part 2.
The LIT test cases were migrated with the script provided by
Nikita Popov. Due to the size of the change it is split into
several parts.

Reviewed By: nemanja, nikic

Differential Revision: https://reviews.llvm.org/D135474
2022-10-11 17:24:06 +00:00

54 lines
2.4 KiB
LLVM

; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu \
; RUN: --relocation-model=pic -mcpu=pwr10 -ppc-asm-full-reg-names < %s | FileCheck %s --check-prefix=CHECK-S
; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu \
; RUN: --relocation-model=pic -mcpu=pwr10 -ppc-asm-full-reg-names --filetype=obj -o %t.o < %s
; RUN: llvm-objdump --mcpu=pwr10 -dr %t.o |FileCheck %s --check-prefix=CHECK-O
; RUN: llvm-readelf -s %t.o | FileCheck %s --check-prefix=CHECK-SYM
; These test cases are to ensure that when using pc relative memory operations
; ABI correct code and relocations are produced for General Dynamic TLS Model.
@x = external thread_local global i32, align 4
define nonnull ptr @GeneralDynamicAddressLoad() {
; CHECK-S-LABEL: GeneralDynamicAddressLoad:
; CHECK-S: paddi r3, 0, x@got@tlsgd@pcrel, 1
; CHECK-S-NEXT: bl __tls_get_addr@notoc(x@tlsgd)
; CHECK-S-NEXT: addi r1, r1, 32
; CHECK-S-NEXT: ld r0, 16(r1)
; CHECK-S-NEXT: mtlr r0
; CHECK-S-NEXT: blr
; CHECK-O-LABEL: <GeneralDynamicAddressLoad>:
; CHECK-O: c: 00 00 10 06 00 00 60 38 paddi 3, 0, 0, 1
; CHECK-O-NEXT: 000000000000000c: R_PPC64_GOT_TLSGD_PCREL34 x
; CHECK-O-NEXT: 14: 01 00 00 48 bl 0x14
; CHECK-O-NEXT: 0000000000000014: R_PPC64_TLSGD x
; CHECK-O-NEXT: 0000000000000014: R_PPC64_REL24_NOTOC __tls_get_addr
entry:
ret ptr @x
}
define i32 @GeneralDynamicValueLoad() {
; CHECK-S-LABEL: GeneralDynamicValueLoad:
; CHECK-S: paddi r3, 0, x@got@tlsgd@pcrel, 1
; CHECK-S-NEXT: bl __tls_get_addr@notoc(x@tlsgd)
; CHECK-S-NEXT: lwz r3, 0(r3)
; CHECK-S-NEXT: addi r1, r1, 32
; CHECK-S-NEXT: ld r0, 16(r1)
; CHECK-S-NEXT: mtlr r0
; CHECK-S-NEXT: blr
; CHECK-O-LABEL: <GeneralDynamicValueLoad>:
; CHECK-O: 4c: 00 00 10 06 00 00 60 38 paddi 3, 0, 0, 1
; CHECK-O-NEXT: 000000000000004c: R_PPC64_GOT_TLSGD_PCREL34 x
; CHECK-O-NEXT: 54: 01 00 00 48 bl 0x54
; CHECK-O-NEXT: 0000000000000054: R_PPC64_TLSGD x
; CHECK-O-NEXT: 0000000000000054: R_PPC64_REL24_NOTOC __tls_get_addr
; CHECK-O-NEXT: 58: 00 00 63 80 lwz 3, 0(3)
; CHECK-SYM-LABEL: Symbol table '.symtab' contains 7 entries
; CHECK-SYM: 0000000000000000 0 TLS GLOBAL DEFAULT UND x
entry:
%0 = load i32, ptr @x, align 4
ret i32 %0
}