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
43 lines
2.4 KiB
LLVM
43 lines
2.4 KiB
LLVM
; RUN: opt < %s -passes=dfsan -dfsan-combine-pointer-labels-on-load=false -dfsan-combine-offset-labels-on-gep=false -dfsan-combine-taint-lookup-table=lookup_table_a -S | FileCheck %s --check-prefixes=CHECK,LOOKUP_A
|
|
; RUN: opt < %s -passes=dfsan -dfsan-combine-pointer-labels-on-load=false -dfsan-combine-offset-labels-on-gep=false -S | FileCheck %s --check-prefixes=CHECK,NO_LOOKUP_A
|
|
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
|
|
target triple = "x86_64-unknown-linux-gnu"
|
|
|
|
; CHECK: @__dfsan_arg_tls = external thread_local(initialexec) global [[TLS_ARR:\[100 x i64\]]]
|
|
; CHECK: @__dfsan_retval_tls = external thread_local(initialexec) global [[TLS_ARR]]
|
|
@lookup_table_a = external local_unnamed_addr constant [256 x i8], align 16
|
|
@lookup_table_b = external local_unnamed_addr constant [256 x i8], align 16
|
|
|
|
define i8 @load_lookup_table_a(i8 %p) {
|
|
; CHECK-LABEL: @load_lookup_table_a.dfsan
|
|
; CHECK-NEXT: %[[#PS:]] = load i8, ptr @__dfsan_arg_tls, align [[ALIGN:2]]
|
|
; CHECK-NEXT: %c = zext i8 %p to i64
|
|
; CHECK-NEXT: %b = getelementptr inbounds [256 x i8], ptr @lookup_table_a, i64 0, i64 %c
|
|
; CHECK-NEXT: %a = load i8, ptr %b, align 1
|
|
; Propagates p shadow when lookup_table_a flag is provided, otherwise propagates 0 shadow
|
|
; LOOKUP_A-NEXT: store i8 %[[#PS]], ptr @__dfsan_retval_tls, align [[ALIGN]]
|
|
; NO_LOOKUP_A-NEXT: store i8 0, ptr @__dfsan_retval_tls, align [[ALIGN]]
|
|
; CHECK-NEXT: ret i8 %a
|
|
|
|
%c = zext i8 %p to i64
|
|
%b = getelementptr inbounds [256 x i8], ptr @lookup_table_a, i64 0, i64 %c
|
|
%a = load i8, ptr %b
|
|
ret i8 %a
|
|
}
|
|
|
|
define i8 @load_lookup_table_b(i8 %p) {
|
|
; CHECK-LABEL: @load_lookup_table_b.dfsan
|
|
; CHECK-NEXT: %[[#PS:]] = load i8, ptr @__dfsan_arg_tls, align 2
|
|
; CHECK-NEXT: %c = zext i8 %p to i64
|
|
; CHECK-NEXT: %b = getelementptr inbounds [256 x i8], ptr @lookup_table_b, i64 0, i64 %c
|
|
; CHECK-NEXT: %a = load i8, ptr %b, align 1
|
|
; Propagates 0 shadow
|
|
; CHECK-NEXT: store i8 0, ptr @__dfsan_retval_tls, align [[ALIGN]]
|
|
; CHECK-NEXT: ret i8 %a
|
|
|
|
%c = zext i8 %p to i64
|
|
%b = getelementptr inbounds [256 x i8], ptr @lookup_table_b, i64 0, i64 %c
|
|
%a = load i8, ptr %b, align 1
|
|
ret i8 %a
|
|
}
|