; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2 ; RUN: llc < %s | FileCheck %s ; Test case to demonstrate a bug where calls to OUTLINED_FUNCTION_1 are ; inserted at a point where LR is live. target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" target triple = "aarch64-arm-none-eabi" define hidden void @_ZTv0_n24_N2C6D1Ev(ptr %this) minsize sspreq "target-features"="+harden-sls-retbr" { ; CHECK-LABEL: _ZTv0_n24_N2C6D1Ev: ; CHECK: // %bb.0: // %entry ; CHECK-NEXT: sub sp, sp, #32 ; CHECK-NEXT: str x30, [sp, #16] // 8-byte Folded Spill ; CHECK-NEXT: .cfi_def_cfa_offset 32 ; CHECK-NEXT: .cfi_offset w30, -16 ; CHECK-NEXT: bl OUTLINED_FUNCTION_0 ; CHECK-NEXT: b.ne .LBB0_2 ; CHECK-NEXT: // %bb.1: // %entry ; CHECK-NEXT: ldr x30, [sp, #16] // 8-byte Folded Reload ; CHECK-NEXT: bl OUTLINED_FUNCTION_1 ; CHECK-NEXT: b _ZN2C6D1Ev ; CHECK-NEXT: dsb sy ; CHECK-NEXT: isb ; CHECK-NEXT: .LBB0_2: // %entry ; CHECK-NEXT: bl __stack_chk_fail entry: %0 = load ptr, ptr %this, align 8 %1 = getelementptr inbounds i8, ptr %0, i64 -24 %2 = load i64, ptr %1, align 8 %3 = getelementptr inbounds i8, ptr %this, i64 %2 tail call void @_ZN2C6D1Ev(ptr %3) ret void } ; define hidden void @_ZTv0_n24_N2C6D0Ev(ptr %this) minsize sspreq "target-features"="+harden-sls-retbr" { ; CHECK-LABEL: _ZTv0_n24_N2C6D0Ev: ; CHECK: // %bb.0: // %entry ; CHECK-NEXT: sub sp, sp, #32 ; CHECK-NEXT: str x30, [sp, #16] // 8-byte Folded Spill ; CHECK-NEXT: .cfi_def_cfa_offset 32 ; CHECK-NEXT: .cfi_offset w30, -16 ; CHECK-NEXT: bl OUTLINED_FUNCTION_0 ; CHECK-NEXT: b.ne .LBB1_2 ; CHECK-NEXT: // %bb.1: // %entry ; CHECK-NEXT: ldr x30, [sp, #16] // 8-byte Folded Reload ; CHECK-NEXT: bl OUTLINED_FUNCTION_1 ; CHECK-NEXT: b _ZN2C6D0Ev ; CHECK-NEXT: dsb sy ; CHECK-NEXT: isb ; CHECK-NEXT: .LBB1_2: // %entry ; CHECK-NEXT: bl __stack_chk_fail entry: %0 = load ptr, ptr %this, align 8 %1 = getelementptr inbounds i8, ptr %0, i64 -24 %2 = load i64, ptr %1, align 8 %3 = getelementptr inbounds i8, ptr %this, i64 %2 tail call void @_ZN2C6D0Ev(ptr %3) ret void } define hidden void @_ZTv0_n24_N3C10D1Ev(ptr %this) minsize sspreq "target-features"="+harden-sls-retbr" { ; CHECK-LABEL: _ZTv0_n24_N3C10D1Ev: ; CHECK: // %bb.0: // %entry ; CHECK-NEXT: sub sp, sp, #32 ; CHECK-NEXT: str x30, [sp, #16] // 8-byte Folded Spill ; CHECK-NEXT: .cfi_def_cfa_offset 32 ; CHECK-NEXT: .cfi_offset w30, -16 ; CHECK-NEXT: bl OUTLINED_FUNCTION_0 ; CHECK-NEXT: b.ne .LBB2_2 ; CHECK-NEXT: // %bb.1: // %entry ; CHECK-NEXT: ldr x30, [sp, #16] // 8-byte Folded Reload ; CHECK-NEXT: bl OUTLINED_FUNCTION_1 ; CHECK-NEXT: b _ZN3C10D1Ev ; CHECK-NEXT: dsb sy ; CHECK-NEXT: isb ; CHECK-NEXT: .LBB2_2: // %entry ; CHECK-NEXT: bl __stack_chk_fail entry: %0 = load ptr, ptr %this, align 8 %1 = getelementptr inbounds i8, ptr %0, i64 -24 %2 = load i64, ptr %1, align 8 %3 = getelementptr inbounds i8, ptr %this, i64 %2 tail call void @_ZN3C10D1Ev(ptr %3) ret void } define hidden void @_ZTv0_n24_N3C10D0Ev(ptr %this) minsize sspreq "target-features"="+harden-sls-retbr" { ; CHECK-LABEL: _ZTv0_n24_N3C10D0Ev: ; CHECK: // %bb.0: // %entry ; CHECK-NEXT: sub sp, sp, #32 ; CHECK-NEXT: str x30, [sp, #16] // 8-byte Folded Spill ; CHECK-NEXT: .cfi_def_cfa_offset 32 ; CHECK-NEXT: .cfi_offset w30, -16 ; CHECK-NEXT: bl OUTLINED_FUNCTION_0 ; CHECK-NEXT: b.ne .LBB3_2 ; CHECK-NEXT: // %bb.1: // %entry ; CHECK-NEXT: ldr x30, [sp, #16] // 8-byte Folded Reload ; CHECK-NEXT: bl OUTLINED_FUNCTION_1 ; CHECK-NEXT: b _ZN3C10D0Ev ; CHECK-NEXT: dsb sy ; CHECK-NEXT: isb ; CHECK-NEXT: .LBB3_2: // %entry ; CHECK-NEXT: bl __stack_chk_fail entry: %0 = load ptr, ptr %this, align 8 %1 = getelementptr inbounds i8, ptr %0, i64 -24 %2 = load i64, ptr %1, align 8 %3 = getelementptr inbounds i8, ptr %this, i64 %2 tail call void @_ZN3C10D0Ev(ptr %3) ret void } declare void @_ZN2C6D1Ev(ptr %this) declare void @_ZN3C10D1Ev(ptr %this) declare void @_ZN2C6D0Ev(ptr %this) declare void @_ZN3C10D0Ev(ptr %this)