04a67528d3
The existing pretty printer generates excessive parentheses for MCBinaryExpr expressions. This update removes unnecessary parentheses of MCBinaryExpr with +/- operators and MCUnaryExpr. Since relocatable expressions only use + and -, this change improves readability in most cases. Examples: - (SymA - SymB) + C now prints as SymA - SymB + C. This updates the output of -fexperimental-relative-c++-abi-vtables for AArch64 and x86 to `.long _ZN1B3fooEv@PLT-_ZTV1B-8` - expr + (MCTargetExpr) now prints as expr + MCTargetExpr, with this change primarily affecting AMDGPUMCExpr.
193 lines
5.5 KiB
LLVM
193 lines
5.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=armv7-linux-gnueabi -relocation-model=static < %s \
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; RUN: | FileCheck %s --check-prefix=STATIC
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; RUN: llc -mtriple=armv7-linux-gnueabi -relocation-model=pic < %s \
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; RUN: | FileCheck %s --check-prefix=PIC
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@preemptable_var = dso_preemptable global i32 42
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define ptr @get_preemptable_var() nounwind {
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; STATIC-LABEL: get_preemptable_var:
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; STATIC: @ %bb.0:
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; STATIC-NEXT: movw r0, :lower16:preemptable_var
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; STATIC-NEXT: movt r0, :upper16:preemptable_var
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; STATIC-NEXT: bx lr
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;
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; PIC-LABEL: get_preemptable_var:
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; PIC: @ %bb.0:
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; PIC-NEXT: ldr r0, .LCPI0_0
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; PIC-NEXT: .LPC0_0:
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; PIC-NEXT: ldr r0, [pc, r0]
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; PIC-NEXT: bx lr
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; PIC-NEXT: .p2align 2
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; PIC-NEXT: @ %bb.1:
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; PIC-NEXT: .LCPI0_0:
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; PIC-NEXT: .Ltmp0:
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; PIC-NEXT: .long preemptable_var(GOT_PREL)-(.LPC0_0+8-.Ltmp0)
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ret ptr @preemptable_var
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}
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@dsolocal_var = dso_local global i32 42
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define ptr @get_dsolocal_var() nounwind {
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; STATIC-LABEL: get_dsolocal_var:
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; STATIC: @ %bb.0:
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; STATIC-NEXT: movw r0, :lower16:dsolocal_var
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; STATIC-NEXT: movt r0, :upper16:dsolocal_var
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; STATIC-NEXT: bx lr
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;
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; PIC-LABEL: get_dsolocal_var:
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; PIC: @ %bb.0:
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; PIC-NEXT: ldr r0, .LCPI1_0
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; PIC-NEXT: .LPC1_0:
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; PIC-NEXT: add r0, pc, r0
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; PIC-NEXT: bx lr
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; PIC-NEXT: .p2align 2
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; PIC-NEXT: @ %bb.1:
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; PIC-NEXT: .LCPI1_0:
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; PIC-NEXT: .long .Ldsolocal_var$local-(.LPC1_0+8)
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ret ptr @dsolocal_var
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}
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@weak_dsolocal_var = weak dso_local global i32 42
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define ptr @get_weak_dsolocal_var() nounwind {
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; STATIC-LABEL: get_weak_dsolocal_var:
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; STATIC: @ %bb.0:
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; STATIC-NEXT: movw r0, :lower16:weak_dsolocal_var
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; STATIC-NEXT: movt r0, :upper16:weak_dsolocal_var
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; STATIC-NEXT: bx lr
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;
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; PIC-LABEL: get_weak_dsolocal_var:
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; PIC: @ %bb.0:
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; PIC-NEXT: ldr r0, .LCPI2_0
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; PIC-NEXT: .LPC2_0:
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; PIC-NEXT: add r0, pc, r0
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; PIC-NEXT: bx lr
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; PIC-NEXT: .p2align 2
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; PIC-NEXT: @ %bb.1:
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; PIC-NEXT: .LCPI2_0:
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; PIC-NEXT: .long weak_dsolocal_var-(.LPC2_0+8)
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ret ptr @weak_dsolocal_var
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}
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@hidden_var = hidden global i32 42
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define ptr @get_hidden_var() nounwind {
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; STATIC-LABEL: get_hidden_var:
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; STATIC: @ %bb.0:
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; STATIC-NEXT: movw r0, :lower16:hidden_var
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; STATIC-NEXT: movt r0, :upper16:hidden_var
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; STATIC-NEXT: bx lr
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;
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; PIC-LABEL: get_hidden_var:
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; PIC: @ %bb.0:
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; PIC-NEXT: ldr r0, .LCPI3_0
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; PIC-NEXT: .LPC3_0:
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; PIC-NEXT: add r0, pc, r0
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; PIC-NEXT: bx lr
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; PIC-NEXT: .p2align 2
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; PIC-NEXT: @ %bb.1:
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; PIC-NEXT: .LCPI3_0:
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; PIC-NEXT: .long hidden_var-(.LPC3_0+8)
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ret ptr @hidden_var
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}
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@protected_var = protected global i32 42
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define ptr @get_protected_var() nounwind {
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; STATIC-LABEL: get_protected_var:
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; STATIC: @ %bb.0:
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; STATIC-NEXT: movw r0, :lower16:protected_var
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; STATIC-NEXT: movt r0, :upper16:protected_var
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; STATIC-NEXT: bx lr
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;
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; PIC-LABEL: get_protected_var:
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; PIC: @ %bb.0:
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; PIC-NEXT: ldr r0, .LCPI4_0
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; PIC-NEXT: .LPC4_0:
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; PIC-NEXT: add r0, pc, r0
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; PIC-NEXT: bx lr
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; PIC-NEXT: .p2align 2
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; PIC-NEXT: @ %bb.1:
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; PIC-NEXT: .LCPI4_0:
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; PIC-NEXT: .long protected_var-(.LPC4_0+8)
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ret ptr @protected_var
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}
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define dso_preemptable ptr @preemptable_func() nounwind {
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; STATIC-LABEL: preemptable_func:
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; STATIC: @ %bb.0:
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; STATIC-NEXT: movw r0, :lower16:preemptable_func
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; STATIC-NEXT: movt r0, :upper16:preemptable_func
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; STATIC-NEXT: bx lr
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;
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; PIC-LABEL: preemptable_func:
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; PIC: @ %bb.0:
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; PIC-NEXT: ldr r0, .LCPI5_0
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; PIC-NEXT: .LPC5_0:
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; PIC-NEXT: ldr r0, [pc, r0]
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; PIC-NEXT: bx lr
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; PIC-NEXT: .p2align 2
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; PIC-NEXT: @ %bb.1:
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; PIC-NEXT: .LCPI5_0:
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; PIC-NEXT: .Ltmp1:
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; PIC-NEXT: .long preemptable_func(GOT_PREL)-(.LPC5_0+8-.Ltmp1)
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ret ptr @preemptable_func
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}
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define dso_local ptr @dsolocal_func() nounwind {
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; STATIC-LABEL: dsolocal_func:
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; STATIC: @ %bb.0:
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; STATIC-NEXT: movw r0, :lower16:dsolocal_func
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; STATIC-NEXT: movt r0, :upper16:dsolocal_func
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; STATIC-NEXT: bx lr
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;
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; PIC-LABEL: dsolocal_func:
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; PIC: @ %bb.0:
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; PIC-NEXT: ldr r0, .LCPI6_0
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; PIC-NEXT: .LPC6_0:
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; PIC-NEXT: add r0, pc, r0
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; PIC-NEXT: bx lr
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; PIC-NEXT: .p2align 2
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; PIC-NEXT: @ %bb.1:
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; PIC-NEXT: .LCPI6_0:
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; PIC-NEXT: .long .Ldsolocal_func$local-(.LPC6_0+8)
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ret ptr @dsolocal_func
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}
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define weak dso_local ptr @weak_dsolocal_func() nounwind {
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; STATIC-LABEL: weak_dsolocal_func:
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; STATIC: @ %bb.0:
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; STATIC-NEXT: movw r0, :lower16:weak_dsolocal_func
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; STATIC-NEXT: movt r0, :upper16:weak_dsolocal_func
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; STATIC-NEXT: bx lr
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;
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; PIC-LABEL: weak_dsolocal_func:
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; PIC: @ %bb.0:
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; PIC-NEXT: ldr r0, .LCPI7_0
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; PIC-NEXT: .LPC7_0:
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; PIC-NEXT: add r0, pc, r0
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; PIC-NEXT: bx lr
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; PIC-NEXT: .p2align 2
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; PIC-NEXT: @ %bb.1:
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; PIC-NEXT: .LCPI7_0:
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; PIC-NEXT: .long weak_dsolocal_func-(.LPC7_0+8)
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ret ptr @weak_dsolocal_func
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}
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;; call .Ldsolocal_func$local either resolves to a constant at assembly time
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;; or produces a relocation referencing a non-preemptible local symbol.
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define dso_local void @call_dsolocal_func() nounwind {
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; STATIC-LABEL: call_dsolocal_func:
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; STATIC: @ %bb.0:
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; STATIC-NEXT: .save {r11, lr}
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; STATIC-NEXT: push {r11, lr}
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; STATIC-NEXT: bl dsolocal_func
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; STATIC-NEXT: pop {r11, pc}
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;
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; PIC-LABEL: call_dsolocal_func:
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; PIC: @ %bb.0:
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; PIC-NEXT: .save {r11, lr}
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; PIC-NEXT: push {r11, lr}
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; PIC-NEXT: bl .Ldsolocal_func$local
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; PIC-NEXT: pop {r11, pc}
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call ptr @dsolocal_func()
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ret void
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}
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