derek.holloway
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85 lines
3.1 KiB
C
85 lines
3.1 KiB
C
// RUN: %clang_cc1 -Werror -Wno-atomic-alignment -triple powerpc64le-linux-gnu \
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// RUN: -target-cpu pwr8 -emit-llvm -o - %s | FileCheck %s \
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// RUN: --check-prefixes=PPC64,PPC64-QUADWORD-ATOMICS
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// RUN: %clang_cc1 -Werror -Wno-atomic-alignment -triple powerpc64le-linux-gnu \
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// RUN: -emit-llvm -o - %s | FileCheck %s \
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// RUN: --check-prefixes=PPC64,PPC64-NO-QUADWORD-ATOMICS
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// RUN: %clang_cc1 -Werror -Wno-atomic-alignment -triple powerpc64-unknown-aix \
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// RUN: -target-cpu pwr7 -emit-llvm -o - %s | FileCheck %s \
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// RUN: --check-prefixes=PPC64,PPC64-NO-QUADWORD-ATOMICS
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// RUN: %clang_cc1 -Werror -Wno-atomic-alignment -triple powerpc64-unknown-aix \
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// RUN: -target-cpu pwr8 -emit-llvm -o - %s | FileCheck %s \
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// RUN: --check-prefixes=PPC64,PPC64-NO-QUADWORD-ATOMICS
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// RUN: %clang_cc1 -Werror -Wno-atomic-alignment -triple powerpc64-unknown-aix \
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// RUN: -mabi=quadword-atomics -target-cpu pwr8 -emit-llvm -o - %s | \
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// RUN: FileCheck %s --check-prefixes=PPC64,PPC64-QUADWORD-ATOMICS
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typedef struct {
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char x[16];
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} Q;
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typedef _Atomic(Q) AtomicQ;
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typedef __int128_t int128_t;
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// PPC64-LABEL: @test_load(
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// PPC64: [[TMP3:%.*]] = load atomic i128, ptr [[TMP1:%.*]] acquire, align 16
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//
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Q test_load(AtomicQ *ptr) {
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// expected-no-diagnostics
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return __c11_atomic_load(ptr, __ATOMIC_ACQUIRE);
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}
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// PPC64-LABEL: @test_store(
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// PPC64: store atomic i128 [[TMP6:%.*]], ptr [[TMP4:%.*]] release, align 16
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//
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void test_store(Q val, AtomicQ *ptr) {
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// expected-no-diagnostics
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__c11_atomic_store(ptr, val, __ATOMIC_RELEASE);
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}
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// PPC64-LABEL: @test_add(
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// PPC64: [[ATOMICRMW:%.*]] = atomicrmw add ptr [[TMP0:%.*]], i128 [[TMP2:%.*]] monotonic, align 16
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//
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void test_add(_Atomic(int128_t) *ptr, int128_t x) {
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// expected-no-diagnostics
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__c11_atomic_fetch_add(ptr, x, __ATOMIC_RELAXED);
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}
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// PPC64-LABEL: @test_xchg(
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// PPC64: [[TMP8:%.*]] = atomicrmw xchg ptr [[TMP4:%.*]], i128 [[TMP7:%.*]] seq_cst, align 16
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//
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Q test_xchg(AtomicQ *ptr, Q new) {
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// expected-no-diagnostics
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return __c11_atomic_exchange(ptr, new, __ATOMIC_SEQ_CST);
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}
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// PPC64-LABEL: @test_cmpxchg(
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// PPC64: [[TMP10:%.*]] = cmpxchg ptr [[TMP5:%.*]], i128 [[TMP8:%.*]], i128 [[TMP9:%.*]] seq_cst monotonic, align 16
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//
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int test_cmpxchg(AtomicQ *ptr, Q *cmp, Q new) {
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// expected-no-diagnostics
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return __c11_atomic_compare_exchange_strong(ptr, cmp, new, __ATOMIC_SEQ_CST, __ATOMIC_RELAXED);
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}
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// PPC64-LABEL: @test_cmpxchg_weak(
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// PPC64: [[TMP10:%.*]] = cmpxchg weak ptr [[TMP5:%.*]], i128 [[TMP8:%.*]], i128 [[TMP9:%.*]] seq_cst monotonic, align 16
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//
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int test_cmpxchg_weak(AtomicQ *ptr, Q *cmp, Q new) {
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// expected-no-diagnostics
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return __c11_atomic_compare_exchange_weak(ptr, cmp, new, __ATOMIC_SEQ_CST, __ATOMIC_RELAXED);
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}
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// PPC64-QUADWORD-ATOMICS-LABEL: @is_lock_free(
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// PPC64-QUADWORD-ATOMICS: ret i32 1
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//
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// PPC64-NO-QUADWORD-ATOMICS-LABEL: @is_lock_free(
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// PPC64-NO-QUADWORD-ATOMICS: [[CALL:%.*]] = call zeroext i1 @__atomic_is_lock_free(i64 noundef 16, ptr noundef null)
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//
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int is_lock_free() {
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AtomicQ q;
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// expected-no-diagnostics
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return __c11_atomic_is_lock_free(sizeof(q));
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}
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