# RUN: llc -march=hexagon -run-pass hexagon-early-if %s -o - | FileCheck %s # Test that the LIFETIME_END instruction is not speculated and moved to a # different basic block. # CHECK: bb.1.b1: # CHECK: LIFETIME_END # CHECK: bb.2.b2: --- | %s.0 = type { %s.1 } %s.1 = type { %s.2 } %s.2 = type { %s.3 } %s.3 = type { %s.4 } %s.4 = type { %s.5 } %s.5 = type { i32, i32, i8* } declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) #0 define hidden fastcc void @f0() { b0: %v0 = alloca %s.0, align 4 %v1 = load i8, i8* undef, align 1 %v2 = add i8 %v1, -102 %v3 = icmp ult i8 %v2, 1 br i1 %v3, label %b1, label %b2 b1: ; preds = %b0 %v4 = bitcast %s.0* %v0 to i8* call void @llvm.lifetime.end.p0i8(i64 12, i8* nonnull %v4) br label %b2 b2: ; preds = %b1, %b0 ret void } attributes #0 = { argmemonly nounwind } ... --- name: f0 alignment: 16 registers: - { id: 0, class: intregs, preferred-register: '' } - { id: 1, class: intregs, preferred-register: '' } - { id: 2, class: predregs, preferred-register: '' } - { id: 3, class: predregs, preferred-register: '' } liveins: frameInfo: maxAlignment: 4 fixedStack: stack: - { id: 0, name: v0, type: default, offset: 0, size: 12, alignment: 4 } constants: body: | bb.0.b0: successors: %bb.1.b1(0x40000000), %bb.2.b2(0x40000000) %1 = IMPLICIT_DEF %0 = L2_loadrb_io killed %1, 0 :: (load (s8) from `i8* undef`) %2 = C2_cmpeqi killed %0, 102 %3 = COPY killed %2 J2_jumpf killed %3, %bb.2.b2, implicit-def dead $pc J2_jump %bb.1.b1, implicit-def dead $pc bb.1.b1: successors: %bb.2.b2(0x80000000) LIFETIME_END %stack.0.v0 bb.2.b2: PS_jmpret $r31, implicit-def dead $pc ...