82bb8a588d
There are static and dynamic TLS address lowering in DAG stage according to different TLS model. It needs PseudoTLSLA32 pseudo to get address of TLS-related entry which resides in constant pool.
180 lines
5.6 KiB
LLVM
180 lines
5.6 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=csky -csky-no-aliases -relocation-model=pic -mattr=+2e3 < %s \
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; RUN: | FileCheck -check-prefix=CSKY-PIC %s
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; RUN: llc -mtriple=csky -csky-no-aliases -mattr=+2e3 < %s | FileCheck -check-prefix=CSKY-NOPIC %s
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; Check that TLS symbols are lowered correctly based on the specified
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; model. Make sure they're external to avoid them all being optimised to Local
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; Exec for the executable.
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@unspecified = external thread_local global i32
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@ld = external thread_local(localdynamic) global i32
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@ie = external thread_local(initialexec) global i32
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@le = external thread_local(localexec) global i32
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; No model specified
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define i32* @f1() nounwind {
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; CSKY-PIC-LABEL: f1:
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; CSKY-PIC: # %bb.0: # %entry
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; CSKY-PIC-NEXT: subi16 sp, sp, 8
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; CSKY-PIC-NEXT: st32.w rgb, (sp, 4) # 4-byte Folded Spill
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; CSKY-PIC-NEXT: st32.w lr, (sp, 0) # 4-byte Folded Spill
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; CSKY-PIC-NEXT: lrw32 rgb, [.LCPI0_0]
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; CSKY-PIC-NEXT: .LPC0_1:
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; CSKY-PIC-NEXT: lrw32 a0, [.LCPI0_1]
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; CSKY-PIC-NEXT: grs32 a1, .LPC0_1
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; CSKY-PIC-NEXT: addu16 a0, a1
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; CSKY-PIC-NEXT: lrw32 a1, [.LCPI0_2]
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; CSKY-PIC-NEXT: ldr32.w a1, (rgb, a1 << 0)
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; CSKY-PIC-NEXT: jsr16 a1
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; CSKY-PIC-NEXT: ld32.w lr, (sp, 0) # 4-byte Folded Reload
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; CSKY-PIC-NEXT: ld32.w rgb, (sp, 4) # 4-byte Folded Reload
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; CSKY-PIC-NEXT: addi16 sp, sp, 8
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; CSKY-PIC-NEXT: rts16
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; CSKY-PIC-NEXT: .p2align 1
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; CSKY-PIC-NEXT: # %bb.1:
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; CSKY-PIC-NEXT: .p2align 2
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; CSKY-PIC-NEXT: .LCPI0_0:
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; CSKY-PIC-NEXT: .long _GLOBAL_OFFSET_TABLE_
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; CSKY-PIC-NEXT: .LCPI0_1:
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; CSKY-PIC-NEXT: .Ltmp0:
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; CSKY-PIC-NEXT: .long unspecified-(.LPC0_1-.Ltmp0)@TLSGD32
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; CSKY-PIC-NEXT: .LCPI0_2:
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; CSKY-PIC-NEXT: .long __tls_get_addr@PLT
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;
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; CSKY-NOPIC-LABEL: f1:
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; CSKY-NOPIC: # %bb.0: # %entry
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; CSKY-NOPIC-NEXT: .LPC0_1:
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; CSKY-NOPIC-NEXT: lrw32 a0, [.LCPI0_0]
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; CSKY-NOPIC-NEXT: grs32 a1, .LPC0_1
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; CSKY-NOPIC-NEXT: ldr32.w a0, (a0, a1 << 0)
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; CSKY-NOPIC-NEXT: addu32 a0, a0, tls
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; CSKY-NOPIC-NEXT: rts16
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; CSKY-NOPIC-NEXT: .p2align 1
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; CSKY-NOPIC-NEXT: # %bb.1:
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; CSKY-NOPIC-NEXT: .p2align 2
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; CSKY-NOPIC-NEXT: .LCPI0_0:
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; CSKY-NOPIC-NEXT: .Ltmp0:
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; CSKY-NOPIC-NEXT: .long unspecified-(.LPC0_1-.Ltmp0)@GOTTPOFF
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entry:
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ret i32* @unspecified
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}
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; localdynamic specified
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define i32* @f2() nounwind {
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; CSKY-PIC-LABEL: f2:
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; CSKY-PIC: # %bb.0: # %entry
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; CSKY-PIC-NEXT: subi16 sp, sp, 8
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; CSKY-PIC-NEXT: st32.w rgb, (sp, 4) # 4-byte Folded Spill
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; CSKY-PIC-NEXT: st32.w lr, (sp, 0) # 4-byte Folded Spill
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; CSKY-PIC-NEXT: lrw32 rgb, [.LCPI1_0]
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; CSKY-PIC-NEXT: .LPC1_1:
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; CSKY-PIC-NEXT: lrw32 a0, [.LCPI1_1]
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; CSKY-PIC-NEXT: grs32 a1, .LPC1_1
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; CSKY-PIC-NEXT: addu16 a0, a1
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; CSKY-PIC-NEXT: lrw32 a1, [.LCPI1_2]
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; CSKY-PIC-NEXT: ldr32.w a1, (rgb, a1 << 0)
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; CSKY-PIC-NEXT: jsr16 a1
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; CSKY-PIC-NEXT: ld32.w lr, (sp, 0) # 4-byte Folded Reload
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; CSKY-PIC-NEXT: ld32.w rgb, (sp, 4) # 4-byte Folded Reload
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; CSKY-PIC-NEXT: addi16 sp, sp, 8
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; CSKY-PIC-NEXT: rts16
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; CSKY-PIC-NEXT: .p2align 1
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; CSKY-PIC-NEXT: # %bb.1:
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; CSKY-PIC-NEXT: .p2align 2
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; CSKY-PIC-NEXT: .LCPI1_0:
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; CSKY-PIC-NEXT: .long _GLOBAL_OFFSET_TABLE_
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; CSKY-PIC-NEXT: .LCPI1_1:
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; CSKY-PIC-NEXT: .Ltmp1:
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; CSKY-PIC-NEXT: .long ld-(.LPC1_1-.Ltmp1)@TLSGD32
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; CSKY-PIC-NEXT: .LCPI1_2:
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; CSKY-PIC-NEXT: .long __tls_get_addr@PLT
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;
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; CSKY-NOPIC-LABEL: f2:
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; CSKY-NOPIC: # %bb.0: # %entry
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; CSKY-NOPIC-NEXT: .LPC1_1:
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; CSKY-NOPIC-NEXT: lrw32 a0, [.LCPI1_0]
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; CSKY-NOPIC-NEXT: grs32 a1, .LPC1_1
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; CSKY-NOPIC-NEXT: ldr32.w a0, (a0, a1 << 0)
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; CSKY-NOPIC-NEXT: addu32 a0, a0, tls
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; CSKY-NOPIC-NEXT: rts16
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; CSKY-NOPIC-NEXT: .p2align 1
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; CSKY-NOPIC-NEXT: # %bb.1:
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; CSKY-NOPIC-NEXT: .p2align 2
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; CSKY-NOPIC-NEXT: .LCPI1_0:
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; CSKY-NOPIC-NEXT: .Ltmp1:
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; CSKY-NOPIC-NEXT: .long ld-(.LPC1_1-.Ltmp1)@GOTTPOFF
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entry:
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ret i32* @ld
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}
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; initialexec specified
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define i32* @f3() nounwind {
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; CSKY-PIC-LABEL: f3:
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; CSKY-PIC: # %bb.0: # %entry
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; CSKY-PIC-NEXT: .LPC2_1:
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; CSKY-PIC-NEXT: lrw32 a0, [.LCPI2_0]
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; CSKY-PIC-NEXT: grs32 a1, .LPC2_1
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; CSKY-PIC-NEXT: ldr32.w a0, (a0, a1 << 0)
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; CSKY-PIC-NEXT: addu32 a0, a0, tls
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; CSKY-PIC-NEXT: rts16
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; CSKY-PIC-NEXT: .p2align 1
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; CSKY-PIC-NEXT: # %bb.1:
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; CSKY-PIC-NEXT: .p2align 2
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; CSKY-PIC-NEXT: .LCPI2_0:
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; CSKY-PIC-NEXT: .Ltmp2:
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; CSKY-PIC-NEXT: .long ie-(.LPC2_1-.Ltmp2)@GOTTPOFF
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;
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; CSKY-NOPIC-LABEL: f3:
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; CSKY-NOPIC: # %bb.0: # %entry
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; CSKY-NOPIC-NEXT: .LPC2_1:
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; CSKY-NOPIC-NEXT: lrw32 a0, [.LCPI2_0]
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; CSKY-NOPIC-NEXT: grs32 a1, .LPC2_1
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; CSKY-NOPIC-NEXT: ldr32.w a0, (a0, a1 << 0)
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; CSKY-NOPIC-NEXT: addu32 a0, a0, tls
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; CSKY-NOPIC-NEXT: rts16
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; CSKY-NOPIC-NEXT: .p2align 1
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; CSKY-NOPIC-NEXT: # %bb.1:
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; CSKY-NOPIC-NEXT: .p2align 2
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; CSKY-NOPIC-NEXT: .LCPI2_0:
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; CSKY-NOPIC-NEXT: .Ltmp2:
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; CSKY-NOPIC-NEXT: .long ie-(.LPC2_1-.Ltmp2)@GOTTPOFF
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entry:
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ret i32* @ie
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}
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; localexec specified
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define i32* @f4() nounwind {
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; CSKY-PIC-LABEL: f4:
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; CSKY-PIC: # %bb.0: # %entry
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; CSKY-PIC-NEXT: lrw32 a0, [.LCPI3_0]
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; CSKY-PIC-NEXT: addu32 a0, a0, tls
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; CSKY-PIC-NEXT: rts16
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; CSKY-PIC-NEXT: .p2align 1
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; CSKY-PIC-NEXT: # %bb.1:
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; CSKY-PIC-NEXT: .p2align 2
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; CSKY-PIC-NEXT: .LCPI3_0:
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; CSKY-PIC-NEXT: .long le@TPOFF
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;
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; CSKY-NOPIC-LABEL: f4:
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; CSKY-NOPIC: # %bb.0: # %entry
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; CSKY-NOPIC-NEXT: lrw32 a0, [.LCPI3_0]
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; CSKY-NOPIC-NEXT: addu32 a0, a0, tls
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; CSKY-NOPIC-NEXT: rts16
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; CSKY-NOPIC-NEXT: .p2align 1
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; CSKY-NOPIC-NEXT: # %bb.1:
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; CSKY-NOPIC-NEXT: .p2align 2
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; CSKY-NOPIC-NEXT: .LCPI3_0:
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; CSKY-NOPIC-NEXT: .long le@TPOFF
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entry:
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ret i32* @le
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}
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