| ; RUN: opt < %s -dfsan -dfsan-abilist=%S/Inputs/abilist.txt -S | FileCheck %s |
| 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_shadow_width_bits = weak_odr constant i32 [[#SBITS:]] |
| ; CHECK: @__dfsan_shadow_width_bytes = weak_odr constant i32 [[#SBYTES:]] |
| |
| ; CHECK: i32 @discard(i32 %a, i32 %b) |
| define i32 @discard(i32 %a, i32 %b) { |
| ret i32 0 |
| } |
| |
| ; CHECK: i32 @functional(i32 %a, i32 %b) |
| define i32 @functional(i32 %a, i32 %b) { |
| %c = add i32 %a, %b |
| ret i32 %c |
| } |
| |
| @discardg = alias i32 (i32, i32)* (i32), i32 (i32, i32)* (i32)* @g |
| |
| declare void @custom1(i32 %a, i32 %b) |
| |
| declare i32 @custom2(i32 %a, i32 %b) |
| |
| declare void @custom3(i32 %a, ...) |
| |
| declare i32 @custom4(i32 %a, ...) |
| |
| declare void @customcb(i32 (i32)* %cb) |
| |
| declare i32 @cb(i32) |
| |
| ; CHECK: @f.dfsan |
| define void @f(i32 %x) { |
| ; CHECK: %[[LABELVA2:.*]] = alloca [2 x i[[#SBITS]]] |
| ; CHECK: %[[LABELVA1:.*]] = alloca [2 x i[[#SBITS]]] |
| ; CHECK: %[[LABELRETURN:.*]] = alloca i[[#SBITS]] |
| |
| ; CHECK: call void @__dfsw_custom1(i32 1, i32 2, i[[#SBITS]] zeroext 0, i[[#SBITS]] zeroext 0) |
| call void @custom1(i32 1, i32 2) |
| |
| ; CHECK: call i32 @__dfsw_custom2(i32 1, i32 2, i[[#SBITS]] zeroext 0, i[[#SBITS]] zeroext 0, i[[#SBITS]]* %[[LABELRETURN]]) |
| call i32 @custom2(i32 1, i32 2) |
| |
| ; CHECK: call void @__dfsw_customcb({{.*}} @cb.dfsan, i[[#SBITS]] zeroext 0) |
| call void @customcb(i32 (i32)* @cb) |
| |
| ; CHECK: %[[LABELVA1_0:.*]] = getelementptr inbounds [2 x i[[#SBITS]]], [2 x i[[#SBITS]]]* %[[LABELVA1]], i32 0, i32 0 |
| ; CHECK: store i[[#SBITS]] 0, i[[#SBITS]]* %[[LABELVA1_0]] |
| ; CHECK: %[[LABELVA1_1:.*]] = getelementptr inbounds [2 x i[[#SBITS]]], [2 x i[[#SBITS]]]* %[[LABELVA1]], i32 0, i32 1 |
| ; CHECK: store i[[#SBITS]] %{{.*}}, i[[#SBITS]]* %[[LABELVA1_1]] |
| ; CHECK: %[[LABELVA1_0A:.*]] = getelementptr inbounds [2 x i[[#SBITS]]], [2 x i[[#SBITS]]]* %[[LABELVA1]], i32 0, i32 0 |
| ; CHECK: call void (i32, i[[#SBITS]], i[[#SBITS]]*, ...) @__dfsw_custom3(i32 1, i[[#SBITS]] zeroext 0, i[[#SBITS]]* %[[LABELVA1_0A]], i32 2, i32 %{{.*}}) |
| call void (i32, ...) @custom3(i32 1, i32 2, i32 %x) |
| |
| ; CHECK: %[[LABELVA2_0:.*]] = getelementptr inbounds [2 x i[[#SBITS]]], [2 x i[[#SBITS]]]* %[[LABELVA2]], i32 0, i32 0 |
| ; CHECK: %[[LABELVA2_0A:.*]] = getelementptr inbounds [2 x i[[#SBITS]]], [2 x i[[#SBITS]]]* %[[LABELVA2]], i32 0, i32 0 |
| ; CHECK: call i32 (i32, i[[#SBITS]], i[[#SBITS]]*, i[[#SBITS]]*, ...) @__dfsw_custom4(i32 1, i[[#SBITS]] zeroext 0, i[[#SBITS]]* %[[LABELVA2_0A]], i[[#SBITS]]* %[[LABELRETURN]], i32 2, i32 3) |
| call i32 (i32, ...) @custom4(i32 1, i32 2, i32 3) |
| |
| ret void |
| } |
| |
| ; CHECK: @g.dfsan |
| define i32 (i32, i32)* @g(i32) { |
| ; CHECK: ret {{.*}} @"dfsw$custom2" |
| ret i32 (i32, i32)* @custom2 |
| } |
| |
| ; CHECK: define i32 (i32, i32)* @discardg(i32 %0) |
| ; CHECK: %[[CALL:.*]] = call i32 (i32, i32)* @g.dfsan(i32 %0) |
| ; CHECK: load {{.*}} @__dfsan_retval_tls |
| ; CHECK: ret {{.*}} |
| |
| ; CHECK: define i32 @adiscard.dfsan(i32 %0, i32 %1) |
| ; CHECK: %[[CALL:.*]] = call i32 @discard(i32 %0, i32 %1) |
| ; CHECK: ret i32 |
| @adiscard = alias i32 (i32, i32), i32 (i32, i32)* @discard |
| |
| ; CHECK: define linkonce_odr i32 @"dfsw$custom2"(i32 %0, i32 %1) |
| ; CHECK: %[[LABELRETURN2:.*]] = alloca i[[#SBITS]] |
| ; CHECK: %[[RV:.*]] = call i32 @__dfsw_custom2(i32 {{.*}}, i32 {{.*}}, i[[#SBITS]] {{.*}}, i[[#SBITS]] {{.*}}, i[[#SBITS]]* %[[LABELRETURN2]]) |
| ; CHECK: %[[RVSHADOW:.*]] = load i[[#SBITS]], i[[#SBITS]]* %[[LABELRETURN2]] |
| ; CHECK: store {{.*}} @__dfsan_retval_tls |
| ; CHECK: ret i32 |
| |
| ; CHECK: define linkonce_odr void @"dfsw$custom3"(i32 %0, ...) |
| ; CHECK: call void @__dfsan_vararg_wrapper(i8* |
| ; CHECK: unreachable |
| |
| ; CHECK: define linkonce_odr i32 @"dfsw$custom4"(i32 %0, ...) |
| |
| ; CHECK: declare void @__dfsw_custom1(i32, i32, i[[#SBITS]], i[[#SBITS]]) |
| ; CHECK: declare i32 @__dfsw_custom2(i32, i32, i[[#SBITS]], i[[#SBITS]], i[[#SBITS]]*) |
| |
| ; CHECK: declare void @__dfsw_custom3(i32, i[[#SBITS]], i[[#SBITS]]*, ...) |
| ; CHECK: declare i32 @__dfsw_custom4(i32, i[[#SBITS]], i[[#SBITS]]*, i[[#SBITS]]*, ...) |