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