Author: Florian Hahn Date: 2021-01-13T14:58:50Z New Revision: b7b1e8c37a920fcf2755a99fbf78cc570cf76c60
URL: https://github.com/llvm/llvm-project/commit/b7b1e8c37a920fcf2755a99fbf78cc570cf76c60 DIFF: https://github.com/llvm/llvm-project/commit/b7b1e8c37a920fcf2755a99fbf78cc570cf76c60.diff LOG: [X86] Add tests for rv_marker lowering. Precommit tests for D94597. Added: llvm/test/CodeGen/X86/call-rv-marker.ll Modified: Removed: ################################################################################ diff --git a/llvm/test/CodeGen/X86/call-rv-marker.ll b/llvm/test/CodeGen/X86/call-rv-marker.ll new file mode 100644 index 000000000000..54775fde55b4 --- /dev/null +++ b/llvm/test/CodeGen/X86/call-rv-marker.ll @@ -0,0 +1,175 @@ +; RUN: llc -mtriple=x86_64-apple-macosx -o - %s | FileCheck --check-prefix=CHECK %s + +; TODO: support marker generation with GlobalISel +target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" + +declare i8* @foo0(i32) +declare i8* @foo1() + +declare void @llvm.objc.release(i8*) +declare void @objc_object(i8*) + +declare void @foo2(i8*) + +declare void @llvm.lifetime.start.p0i8(i64 immarg, i8* nocapture) + +declare %struct.S* @_ZN1SD1Ev(%struct.S* nonnull dereferenceable(1)) + +declare void @llvm.lifetime.end.p0i8(i64 immarg, i8* nocapture) + + +%struct.S = type { i8 } + +@g = global i8* null, align 8 +@fptr = global i8* ()* null, align 8 + +define i8* @rv_marker_1() { +; CHECK-LABEL: rv_marker_1: +; CHECK: pushq %rax +; CHECK-NEXT: .cfi_def_cfa_offset 16 +; CHECK-NEXT: callq _foo1 +; CHECK-NEXT: popq %rcx +; CHECK-NEXT: retq +; +entry: + %call = call "rv_marker" i8* @foo1() + ret i8* %call +} + +define void @rv_marker_2_select(i32 %c) { +; CHECK-LABEL: rv_marker_2_select: +; CHECK: pushq %rax +; CHECK-NEXT: .cfi_def_cfa_offset 16 +; CHECK-NEXT: cmpl $1, %edi +; CHECK-NEXT: movl $1, %edi +; CHECK-NEXT: adcl $0, %edi +; CHECK-NEXT: callq _foo0 +; CHECK-NEXT: movq %rax, %rdi +; CHECK-NEXT: popq %rax +; CHECK-NEXT: jmp _foo2 +; +entry: + %tobool.not = icmp eq i32 %c, 0 + %.sink = select i1 %tobool.not, i32 2, i32 1 + %call1 = call "rv_marker" i8* @foo0(i32 %.sink) + tail call void @foo2(i8* %call1) + ret void +} + +define void @rv_marker_3() personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) { +; CHECK-LABEL: rv_marker_3 +; CHECK: pushq %r14 +; CHECK-NEXT: .cfi_def_cfa_offset 16 +; CHECK-NEXT: pushq %rbx +; CHECK-NEXT: .cfi_def_cfa_offset 24 +; CHECK-NEXT: pushq %rax +; CHECK-NEXT: .cfi_def_cfa_offset 32 +; CHECK-NEXT: .cfi_offset %rbx, -24 +; CHECK-NEXT: .cfi_offset %r14, -16 +; CHECK-NEXT: callq _foo1 +; CHECK-NEXT: movq %rax, %rbx +; CHECK-NEXT: Ltmp0: +; +entry: + %call = call "rv_marker" i8* @foo1() + invoke void @objc_object(i8* %call) #5 + to label %invoke.cont unwind label %lpad + +invoke.cont: ; preds = %entry + tail call void @llvm.objc.release(i8* %call) + ret void + +lpad: ; preds = %entry + %0 = landingpad { i8*, i32 } + cleanup + tail call void @llvm.objc.release(i8* %call) + resume { i8*, i32 } %0 +} + +define void @rv_marker_4() personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) { +; CHECK-LABEL: rv_marker_4 +; CHECK: pushq %r14 +; CHECK-NEXT: .cfi_def_cfa_offset 16 +; CHECK-NEXT: pushq %rbx +; CHECK-NEXT: .cfi_def_cfa_offset 24 +; CHECK-NEXT: pushq %rax +; CHECK-NEXT: .cfi_def_cfa_offset 32 +; CHECK-NEXT: .cfi_offset %rbx, -24 +; CHECK-NEXT: .cfi_offset %r14, -16 +; CHECK-NEXT: Ltmp3: +; CHECK-NEXT: callq _foo1 +; CHECK-NEXT: Ltmp4: +; +entry: + %s = alloca %struct.S, align 1 + %0 = getelementptr inbounds %struct.S, %struct.S* %s, i64 0, i32 0 + call void @llvm.lifetime.start.p0i8(i64 1, i8* nonnull %0) #2 + %call = invoke "rv_marker" i8* @foo1() + to label %invoke.cont unwind label %lpad + +invoke.cont: ; preds = %entry + invoke void @objc_object(i8* %call) #5 + to label %invoke.cont2 unwind label %lpad1 + +invoke.cont2: ; preds = %invoke.cont + tail call void @llvm.objc.release(i8* %call) + %call3 = call %struct.S* @_ZN1SD1Ev(%struct.S* nonnull dereferenceable(1) %s) + call void @llvm.lifetime.end.p0i8(i64 1, i8* nonnull %0) + ret void + +lpad: ; preds = %entry + %1 = landingpad { i8*, i32 } + cleanup + br label %ehcleanup + +lpad1: ; preds = %invoke.cont + %2 = landingpad { i8*, i32 } + cleanup + tail call void @llvm.objc.release(i8* %call) + br label %ehcleanup + +ehcleanup: ; preds = %lpad1, %lpad + %.pn = phi { i8*, i32 } [ %2, %lpad1 ], [ %1, %lpad ] + %call4 = call %struct.S* @_ZN1SD1Ev(%struct.S* nonnull dereferenceable(1) %s) + call void @llvm.lifetime.end.p0i8(i64 1, i8* nonnull %0) + resume { i8*, i32 } %.pn +} + +define i8* @rv_marker_5_indirect_call() { +; CHECK-LABEL: rv_marker_5_indirect_call +; CHECK: pushq %rbx +; CHECK-NEXT: .cfi_def_cfa_offset 16 +; CHECK-NEXT: .cfi_offset %rbx, -16 +; CHECK-NEXT: callq *_fptr(%rip) +; CHECK-NEXT: movq %rax, %rbx +; CHECK-NEXT: movq %rax, %rdi +; CHECK-NEXT: callq _foo2 +; CHECK-NEXT: movq %rbx, %rax +; CHECK-NEXT: popq %rbx +; CHECK-NEXT: retq +; +entry: + %0 = load i8* ()*, i8* ()** @fptr, align 8 + %call = call "rv_marker" i8* %0() + tail call void @foo2(i8* %call) + ret i8* %call +} + +declare void @foo(i64, i64, i64) + +define void @rv_marker_multiarg(i64 %a, i64 %b, i64 %c) { +; CHECK-LABEL: rv_marker_multiarg +; CHECK: pushq %rax +; CHECK-NEXT: .cfi_def_cfa_offset 16 +; CHECK-NEXT: movq %rdi, %rax +; CHECK-NEXT: movq %rdx, %rdi +; CHECK-NEXT: movq %rax, %rdx +; CHECK-NEXT: callq _foo +; CHECK-NEXT: popq %rax +; CHECK-NEXT: retq +; + call "rv_marker" void @foo(i64 %c, i64 %b, i64 %a) + ret void +} + +declare i32 @__gxx_personality_v0(...) _______________________________________________ llvm-branch-commits mailing list llvm-branch-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-branch-commits