pcrel-tls-local-exec.ll
3.05 KB
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; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu \
; RUN: -enable-ppc-pcrel-tls -mcpu=pwr10 -ppc-asm-full-reg-names \
; RUN: < %s | FileCheck %s --check-prefix=CHECK-S
; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu \
; RUN: -enable-ppc-pcrel-tls -mcpu=pwr10 -ppc-asm-full-reg-names \
; RUN: --filetype=obj < %s | llvm-objdump --no-show-raw-insn --mcpu=pwr10 -dr - \
; RUN: | FileCheck %s --check-prefix=CHECK-O
; These test cases are to ensure that when using pc relative memory operations
; ABI correct code and relocations are produced for the Local Exec TLS Model.
@x = thread_local global i32 0, align 4
@y = thread_local global [5 x i32] [i32 0, i32 0, i32 0, i32 0, i32 0], align 4
define i32* @LocalExecAddressLoad() {
; CHECK-S-LABEL: LocalExecAddressLoad:
; CHECK-S: # %bb.0: # %entry
; CHECK-S-NEXT: paddi r3, r13, x@TPREL, 0
; CHECK-S-NEXT: blr
; CHECK-O-LABEL: <LocalExecAddressLoad>:
; CHECK-O: 0: paddi 3, 13, 0, 0
; CHECK-O-NEXT: 0000000000000000: R_PPC64_TPREL34 x
; CHECK-O-NEXT: 8: blr
entry:
ret i32* @x
}
define i32 @LocalExecValueLoad() {
; CHECK-S-LABEL: LocalExecValueLoad:
; CHECK-S: # %bb.0: # %entry
; CHECK-S-NEXT: paddi r3, r13, x@TPREL, 0
; CHECK-S-NEXT: lwz r3, 0(r3)
; CHECK-S-NEXT: blr
; CHECK-O-LABEL: <LocalExecValueLoad>:
; CHECK-O: 20: paddi 3, 13, 0, 0
; CHECK-O-NEXT: 0000000000000020: R_PPC64_TPREL34 x
; CHECK-O-NEXT: 28: lwz 3, 0(3)
; CHECK-O-NEXT: 2c: blr
entry:
%0 = load i32, i32* @x, align 4
ret i32 %0
}
define void @LocalExecValueStore(i32 %in) {
; CHECK-S-LABEL: LocalExecValueStore:
; CHECK-S: # %bb.0: # %entry
; CHECK-S-NEXT: paddi r4, r13, x@TPREL, 0
; CHECK-S-NEXT: stw r3, 0(r4)
; CHECK-S-NEXT: blr
; CHECK-O-LABEL: <LocalExecValueStore>:
; CHECK-O: 40: paddi 4, 13, 0, 0
; CHECK-O-NEXT: 0000000000000040: R_PPC64_TPREL34 x
; CHECK-O-NEXT: 48: stw 3, 0(4)
; CHECK-O-NEXT: 4c: blr
entry:
store i32 %in, i32* @x, align 4
ret void
}
define i32 @LocalExecValueLoadOffset() {
; CHECK-S-LABEL: LocalExecValueLoadOffset:
; CHECK-S: # %bb.0: # %entry
; CHECK-S-NEXT: paddi r3, r13, y@TPREL, 0
; CHECK-S-NEXT: lwz r3, 12(r3)
; CHECK-S-NEXT: blr
; CHECK-O-LABEL: <LocalExecValueLoadOffset>:
; CHECK-O: 60: paddi 3, 13, 0, 0
; CHECK-O-NEXT: 0000000000000060: R_PPC64_TPREL34 y
; CHECK-O-NEXT: 68: lwz 3, 12(3)
; CHECK-O-NEXT: 6c: blr
entry:
%0 = load i32, i32* getelementptr inbounds ([5 x i32], [5 x i32]* @y, i64 0, i64 3), align 4
ret i32 %0
}
define i32* @LocalExecValueLoadOffsetNoLoad() {
; CHECK-S-LABEL: LocalExecValueLoadOffsetNoLoad:
; CHECK-S: # %bb.0: # %entry
; CHECK-S-NEXT: paddi r3, r13, y@TPREL, 0
; CHECK-S-NEXT: addi r3, r3, 12
; CHECK-S-NEXT: blr
; CHECK-O-LABEL: <LocalExecValueLoadOffsetNoLoad>:
; CHECK-O: 80: paddi 3, 13, 0, 0
; CHECK-O-NEXT: 0000000000000080: R_PPC64_TPREL34 y
; CHECK-O-NEXT: 88: addi 3, 3, 12
; CHECK-O-NEXT: 8c: blr
entry:
ret i32* getelementptr inbounds ([5 x i32], [5 x i32]* @y, i64 0, i64 3)
}