| ; RUN: llc < %s | FileCheck %s |
| |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| define void @load1(i8* nocapture readonly %x) { |
| ; CHECK: pushq %rax |
| ; CHECK-NOT: push %rbp |
| ; CHECK: callq __asan_check_load_add_1_[[REG1:.*]] |
| ; CHECK: callq __asan_check_store_add_1_[[REG1]] |
| ; CHECK-NOT: pop %rbp |
| ; CHECK: popq %rax |
| call void @llvm.asan.check.memaccess(i8* %x, i32 0) |
| call void @llvm.asan.check.memaccess(i8* %x, i32 32) |
| ret void |
| } |
| |
| define void @load2(i16* nocapture readonly %x) { |
| ; CHECK: pushq %rax |
| ; CHECK-NOT: push %rbp |
| ; CHECK: callq __asan_check_load_add_2_[[REG2:.*]] |
| ; CHECK: callq __asan_check_store_add_2_[[REG2]] |
| ; CHECK-NOT: pop %rbp |
| ; CHECK: popq %rax |
| %1 = ptrtoint i16* %x to i64 |
| %2 = bitcast i16* %x to i8* |
| call void @llvm.asan.check.memaccess(i8* %2, i32 2) |
| call void @llvm.asan.check.memaccess(i8* %2, i32 34) |
| ret void |
| } |
| |
| define void @load4(i32* nocapture readonly %x) { |
| ; CHECK: pushq %rax |
| ; CHECK-NOT: push %rbp |
| ; CHECK: callq __asan_check_load_add_4_[[REG4:.*]] |
| ; CHECK: callq __asan_check_store_add_4_[[REG4]] |
| ; CHECK-NOT: pop %rbp |
| ; CHECK: popq %rax |
| %1 = ptrtoint i32* %x to i64 |
| %2 = bitcast i32* %x to i8* |
| call void @llvm.asan.check.memaccess(i8* %2, i32 4) |
| call void @llvm.asan.check.memaccess(i8* %2, i32 36) |
| ret void |
| } |
| define void @load8(i64* nocapture readonly %x) { |
| ; CHECK: pushq %rax |
| ; CHECK-NOT: push %rbp |
| ; CHECK: callq __asan_check_load_add_8_[[REG8:.*]] |
| ; CHECK: callq __asan_check_store_add_8_[[REG8]] |
| ; CHECK-NOT: pop %rbp |
| ; CHECK: popq %rax |
| %1 = ptrtoint i64* %x to i64 |
| %2 = bitcast i64* %x to i8* |
| call void @llvm.asan.check.memaccess(i8* %2, i32 6) |
| call void @llvm.asan.check.memaccess(i8* %2, i32 38) |
| ret void |
| } |
| |
| define void @load16(i128* nocapture readonly %x) { |
| ; CHECK: pushq %rax |
| ; CHECK-NOT: push %rbp |
| ; CHECK: callq __asan_check_load_add_16_[[REG16:.*]] |
| ; CHECK: callq __asan_check_store_add_16_[[REG16]] |
| ; CHECK-NOT: pop %rbp |
| ; CHECK: popq %rax |
| %1 = ptrtoint i128* %x to i64 |
| %2 = bitcast i128* %x to i8* |
| call void @llvm.asan.check.memaccess(i8* %2, i32 8) |
| call void @llvm.asan.check.memaccess(i8* %2, i32 40) |
| ret void |
| } |
| |
| declare void @llvm.asan.check.memaccess(i8*, i32 immarg) |
