derek.holloway
7502bf64a4
CodeQL / Analyze (actions) (push) Canceled after 0s
CodeQL / Analyze (python) (push) Canceled after 0s
pre-commit / pre-commit (push) Canceled after 0s
Multi-Arch CI / setup (push) Canceled after 0s
Publish build_manylinux_x86_64 images / publish_build_manylinux_x86_64 (push) Canceled after 0s
Setup (Multi-Arch) / setup (push) Canceled after 0s
Multi-Arch CI / Linux::${{ fromJSON(needs.setup.outputs.linux_build_config || '{}').build_variant_label || 'skip' }} (push) Canceled after 0s
Publish TheRock Docker image / build-and-push-image (push) Canceled after 0s
Publish no_rocm_image_ubi10 image / publish_no_rocm_image_ubi10 (push) Canceled after 0s
Multi-Arch CI / Windows::${{ fromJSON(needs.setup.outputs.windows_build_config || '{}').build_variant_label || 'skip' }} (push) Canceled after 0s
Publish TheRock Docker image / build-and-push-image (push) Canceled after 0s
Multi-Arch CI / Manifest Diff (push) Canceled after 0s
TheRock Manifest Diff Report / Generate Manifest Diff Report (push) Canceled after 0s
Multi-Arch CI / CI Summary (push) Canceled after 0s
Publish no_rocm_image_ubuntu24_04 images / publish_no_rocm_image_ubuntu24_04 (push) Canceled after 0s
Publish no_rocm_image_ubuntu24_04_ocl_rt images / publish_no_rocm_image_ubuntu24_04_ocl_rt (push) Canceled after 0s
Publish TheRock Docker image / build-and-push-image (push) Canceled after 0s
Publish TheRock Docker image / build-and-push-image (push) Canceled after 0s
Publish no_rocm_image_ubuntu24_04 images / publish_no_rocm_image_ubuntu24_04_rocgdb (push) Canceled after 0s
Publish no_rocm_image_ubuntu24_04_rocgdb images / publish_no_rocm_image_ubuntu24_04_rocgdb (push) Canceled after 0s
Publish no_rocm_image_ubuntu24_04 images / publish_no_rocm_image_ubuntu24_04_ocl_rt (push) Canceled after 0s
Publish TheRock Docker image / build-and-push-image (push) Canceled after 0s
Unit Tests / Unit Tests :: ubuntu-24.04 (push) Canceled after 0s
Unit Tests / Unit Tests :: windows-2022 (push) Canceled after 0s
Publish no_rocm_image_ubuntu24_04 images / publish_no_rocm_image_ubuntu24_04_media (push) Canceled after 0s
Unit Tests / Unit Tests Summary (push) Canceled after 0s
Publish no_rocm_image_ubuntu24_04 images / publish_no_rocm_image_ubuntu24_04_openmpi (push) Canceled after 0s
72 lines
2.2 KiB
LLVM
72 lines
2.2 KiB
LLVM
; RUN: opt -S -passes=wholeprogramdevirt -whole-program-visibility -pass-remarks=wholeprogramdevirt %s 2>&1 | FileCheck %s
|
|
|
|
target datalayout = "e-p:64:64"
|
|
target triple = "x86_64-unknown-linux-gnu"
|
|
|
|
; CHECK: remark: <unknown>:0:0: single-impl: devirtualized a call to vfunc1_live
|
|
; CHECK: remark: <unknown>:0:0: single-impl: devirtualized a call to vfunc3_live
|
|
; CHECK: remark: <unknown>:0:0: devirtualized vfunc1_live
|
|
; CHECK: remark: <unknown>:0:0: devirtualized vfunc3_live
|
|
; CHECK-NOT: devirtualized
|
|
|
|
; A vtable with "relative pointers", slots don't contain pointers to implementations, but instead have an i32 offset from the vtable itself to the implementation.
|
|
@vtable = internal unnamed_addr constant { [3 x i32] } { [3 x i32] [
|
|
i32 trunc (i64 sub (i64 ptrtoint (ptr @vfunc1_live to i64), i64 ptrtoint (ptr @vtable to i64)) to i32),
|
|
i32 trunc (i64 sub (i64 ptrtoint (ptr @vfunc2_dead to i64), i64 ptrtoint (ptr @vtable to i64)) to i32),
|
|
i32 trunc (i64 sub (i64 ptrtoint (ptr @vfunc3_live to i64), i64 ptrtoint (ptr @vtable to i64)) to i32)
|
|
]}, align 8, !type !0
|
|
!0 = !{i64 0, !"vtable"}
|
|
|
|
define internal void @vfunc1_live() {
|
|
ret void
|
|
}
|
|
|
|
define internal void @vfunc2_dead() {
|
|
ret void
|
|
}
|
|
|
|
define internal void @vfunc3_live() {
|
|
ret void
|
|
}
|
|
|
|
; CHECK: define void @call_vf1
|
|
define void @call_vf1(ptr %obj) {
|
|
%vtable = load ptr, ptr %obj
|
|
%pair = call {ptr, i1} @llvm.type.checked.load.relative(ptr %vtable, i32 0, metadata !"vtable")
|
|
%fptr = extractvalue {ptr, i1} %pair, 0
|
|
%p = extractvalue {ptr, i1} %pair, 1
|
|
; CHECK: br i1 true,
|
|
br i1 %p, label %cont, label %trap
|
|
|
|
cont:
|
|
; CHECK: call void @vfunc1_live(
|
|
call void %fptr()
|
|
ret void
|
|
|
|
trap:
|
|
call void @llvm.trap()
|
|
unreachable
|
|
}
|
|
|
|
; CHECK: define void @call_vf3
|
|
define void @call_vf3(ptr %obj) {
|
|
%vtable = load ptr, ptr %obj
|
|
%pair = call {ptr, i1} @llvm.type.checked.load.relative(ptr %vtable, i32 8, metadata !"vtable")
|
|
%fptr = extractvalue {ptr, i1} %pair, 0
|
|
%p = extractvalue {ptr, i1} %pair, 1
|
|
; CHECK: br i1 true,
|
|
br i1 %p, label %cont, label %trap
|
|
|
|
cont:
|
|
; CHECK: call void @vfunc3_live(
|
|
call void %fptr()
|
|
ret void
|
|
|
|
trap:
|
|
call void @llvm.trap()
|
|
unreachable
|
|
}
|
|
|
|
declare {ptr, i1} @llvm.type.checked.load.relative(ptr, i32, metadata)
|
|
declare void @llvm.trap()
|