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llvm-project/clang/test/CodeGen/pr27892.c

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[CodeGen] Don't crash when sizeof(long) != 4 for some intrins _InterlockedIncrement and _InterlockedDecrement have 'long' in their prototypes. We assumed 'long' was the same size as an i32 which is incorrect for other targets. This fixes PR27892. llvm-svn: 270953
2016-05-27 10:06:19 +08:00
// RUN: %clang_cc1 -triple x86_64-linux-gnu -fms-extensions %s -emit-llvm -o - | FileCheck %s
long test1(long *p) {
return _InterlockedIncrement(p);
}
// CHECK-DAG: define i64 @test1(
// CHECK: %[[p_addr:.*]] = alloca i64*, align 8
// CHECK: store i64* %p, i64** %[[p_addr]], align 8
// CHECK: %[[p_load:.*]] = load i64*, i64** %[[p_addr]], align 8
Add bunch of _Interlocked builtins Reviewers: compnerd, thakis, Prazek, majnemer, rnk Subscribers: cfe-commits Differential Revision: https://reviews.llvm.org/D24153 llvm-svn: 281378
2016-09-14 03:43:33 +08:00
// CHECK: %[[atomic_add:.*]] = atomicrmw add i64* %[[p_load]], i64 1 seq_cst
[CodeGen] Don't crash when sizeof(long) != 4 for some intrins _InterlockedIncrement and _InterlockedDecrement have 'long' in their prototypes. We assumed 'long' was the same size as an i32 which is incorrect for other targets. This fixes PR27892. llvm-svn: 270953
2016-05-27 10:06:19 +08:00
// CHECK: %[[res:.*]] = add i64 %[[atomic_add]], 1
// CHECK: ret i64 %[[res]]
long test2(long *p) {
return _InterlockedDecrement(p);
}
// CHECK-DAG: define i64 @test2(
// CHECK: %[[p_addr:.*]] = alloca i64*, align 8
// CHECK: store i64* %p, i64** %[[p_addr]], align 8
// CHECK: %[[p_load:.*]] = load i64*, i64** %[[p_addr]], align 8
Add bunch of _Interlocked builtins Reviewers: compnerd, thakis, Prazek, majnemer, rnk Subscribers: cfe-commits Differential Revision: https://reviews.llvm.org/D24153 llvm-svn: 281378
2016-09-14 03:43:33 +08:00
// CHECK: %[[atomic_sub:.*]] = atomicrmw sub i64* %[[p_load]], i64 1 seq_cst
[CodeGen] Don't crash when sizeof(long) != 4 for some intrins _InterlockedIncrement and _InterlockedDecrement have 'long' in their prototypes. We assumed 'long' was the same size as an i32 which is incorrect for other targets. This fixes PR27892. llvm-svn: 270953
2016-05-27 10:06:19 +08:00
// CHECK: %[[res:.*]] = sub i64 %[[atomic_sub]], 1
// CHECK: ret i64 %[[res]]