forked from OSchip/llvm-project
42 lines
1.3 KiB
Plaintext
42 lines
1.3 KiB
Plaintext
// RUN: %clang_cc1 %s -emit-llvm -o - -triple=amdgcn-amd-amdhsa \
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// RUN: -fcuda-is-device -target-cpu gfx906 -fnative-half-type \
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// RUN: -fnative-half-arguments-and-returns | FileCheck %s
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// REQUIRES: amdgpu-registered-target
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#include "Inputs/cuda.h"
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#include <stdatomic.h>
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__device__ float ffp1(float *p) {
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// CHECK-LABEL: @_Z4ffp1Pf
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// CHECK: atomicrmw fadd float* {{.*}} monotonic
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return __atomic_fetch_add(p, 1.0f, memory_order_relaxed);
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}
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__device__ double ffp2(double *p) {
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// CHECK-LABEL: @_Z4ffp2Pd
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// CHECK: atomicrmw fsub double* {{.*}} monotonic
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return __atomic_fetch_sub(p, 1.0, memory_order_relaxed);
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}
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// long double is the same as double for amdgcn.
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__device__ long double ffp3(long double *p) {
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// CHECK-LABEL: @_Z4ffp3Pe
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// CHECK: atomicrmw fsub double* {{.*}} monotonic
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return __atomic_fetch_sub(p, 1.0L, memory_order_relaxed);
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}
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__device__ double ffp4(double *p, float f) {
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// CHECK-LABEL: @_Z4ffp4Pdf
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// CHECK: fpext float {{.*}} to double
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// CHECK: atomicrmw fsub double* {{.*}} monotonic
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return __atomic_fetch_sub(p, f, memory_order_relaxed);
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}
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__device__ double ffp5(double *p, int i) {
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// CHECK-LABEL: @_Z4ffp5Pdi
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// CHECK: sitofp i32 {{.*}} to double
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// CHECK: atomicrmw fsub double* {{.*}} monotonic
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return __atomic_fetch_sub(p, i, memory_order_relaxed);
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}
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