[llvm-branch-commits] [clang] clang/AMDGPU: Set noalias.addrspace metadata on atomicrmw (PR #102462)
Matt Arsenault via llvm-branch-commits
llvm-branch-commits at lists.llvm.org
Fri Sep 20 05:00:43 PDT 2024
https://github.com/arsenm updated https://github.com/llvm/llvm-project/pull/102462
>From a9840f72f158d93e538fb47a5f6d2c63e18aa813 Mon Sep 17 00:00:00 2001
From: Matt Arsenault <Matthew.Arsenault at amd.com>
Date: Thu, 8 Aug 2024 15:48:52 +0400
Subject: [PATCH] clang/AMDGPU: Set noalias.addrspace metadata on atomicrmw
---
clang/include/clang/Basic/LangOptions.h | 8 ++
clang/lib/CodeGen/Targets/AMDGPU.cpp | 11 ++
clang/test/CodeGenCUDA/amdgpu-atomic-ops.cu | 115 ++++++++++----------
clang/test/CodeGenOpenCL/atomic-ops.cl | 18 +--
4 files changed, 88 insertions(+), 64 deletions(-)
diff --git a/clang/include/clang/Basic/LangOptions.h b/clang/include/clang/Basic/LangOptions.h
index 6c186c410e158d..91568d5ecabba8 100644
--- a/clang/include/clang/Basic/LangOptions.h
+++ b/clang/include/clang/Basic/LangOptions.h
@@ -688,6 +688,14 @@ class LangOptions : public LangOptionsBase {
return ConvergentFunctions;
}
+ /// Return true if atomicrmw operations targeting allocations in private
+ /// memory are undefined.
+ bool threadPrivateMemoryAtomicsAreUndefined() const {
+ // Should be false for OpenMP.
+ // TODO: Should this be true for SYCL?
+ return OpenCL || CUDA;
+ }
+
/// Return the OpenCL C or C++ version as a VersionTuple.
VersionTuple getOpenCLVersionTuple() const;
diff --git a/clang/lib/CodeGen/Targets/AMDGPU.cpp b/clang/lib/CodeGen/Targets/AMDGPU.cpp
index 37e6af3d4196a8..c5797a405f7b30 100644
--- a/clang/lib/CodeGen/Targets/AMDGPU.cpp
+++ b/clang/lib/CodeGen/Targets/AMDGPU.cpp
@@ -9,6 +9,7 @@
#include "ABIInfoImpl.h"
#include "TargetInfo.h"
#include "clang/Basic/TargetOptions.h"
+#include "llvm/Support/AMDGPUAddrSpace.h"
using namespace clang;
using namespace clang::CodeGen;
@@ -550,6 +551,16 @@ AMDGPUTargetCodeGenInfo::getLLVMSyncScopeID(const LangOptions &LangOpts,
void AMDGPUTargetCodeGenInfo::setTargetAtomicMetadata(
CodeGenFunction &CGF, llvm::AtomicRMWInst &RMW) const {
+
+ if (RMW.getPointerAddressSpace() == llvm::AMDGPUAS::FLAT_ADDRESS &&
+ CGF.CGM.getLangOpts().threadPrivateMemoryAtomicsAreUndefined()) {
+ llvm::MDBuilder MDHelper(CGF.getLLVMContext());
+ llvm::MDNode *ASRange = MDHelper.createRange(
+ llvm::APInt(32, llvm::AMDGPUAS::PRIVATE_ADDRESS),
+ llvm::APInt(32, llvm::AMDGPUAS::PRIVATE_ADDRESS + 1));
+ RMW.setMetadata(llvm::LLVMContext::MD_noalias_addrspace, ASRange);
+ }
+
if (!CGF.getTarget().allowAMDGPUUnsafeFPAtomics())
return;
diff --git a/clang/test/CodeGenCUDA/amdgpu-atomic-ops.cu b/clang/test/CodeGenCUDA/amdgpu-atomic-ops.cu
index 8bf8241e343e70..a5e9bd6df07143 100644
--- a/clang/test/CodeGenCUDA/amdgpu-atomic-ops.cu
+++ b/clang/test/CodeGenCUDA/amdgpu-atomic-ops.cu
@@ -22,19 +22,19 @@
__global__ void ffp1(float *p) {
// CHECK-LABEL: @_Z4ffp1Pf
- // SAFEIR: atomicrmw fadd ptr {{.*}} monotonic, align 4{{$}}
- // SAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 4{{$}}
- // SAFEIR: atomicrmw fmax ptr {{.*}} monotonic, align 4{{$}}
- // SAFEIR: atomicrmw fmin ptr {{.*}} monotonic, align 4{{$}}
- // SAFEIR: atomicrmw fmax ptr {{.*}} syncscope("agent-one-as") monotonic, align 4{{$}}
- // SAFEIR: atomicrmw fmin ptr {{.*}} syncscope("workgroup-one-as") monotonic, align 4{{$}}
-
- // UNSAFEIR: atomicrmw fadd ptr {{.*}} monotonic, align 4, !amdgpu.no.fine.grained.memory !{{[0-9]+}}, !amdgpu.ignore.denormal.mode !{{[0-9]+$}}
- // UNSAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 4, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
- // UNSAFEIR: atomicrmw fmax ptr {{.*}} monotonic, align 4, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
- // UNSAFEIR: atomicrmw fmin ptr {{.*}} monotonic, align 4, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
- // UNSAFEIR: atomicrmw fmax ptr {{.*}} syncscope("agent-one-as") monotonic, align 4, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
- // UNSAFEIR: atomicrmw fmin ptr {{.*}} syncscope("workgroup-one-as") monotonic, align 4, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // SAFEIR: atomicrmw fadd ptr {{.*}} monotonic, align 4, !noalias.addrspace ![[NO_PRIVATE:[0-9]+]]{{$}}
+ // SAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 4, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // SAFEIR: atomicrmw fmax ptr {{.*}} monotonic, align 4, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // SAFEIR: atomicrmw fmin ptr {{.*}} monotonic, align 4, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // SAFEIR: atomicrmw fmax ptr {{.*}} syncscope("agent-one-as") monotonic, align 4, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // SAFEIR: atomicrmw fmin ptr {{.*}} syncscope("workgroup-one-as") monotonic, align 4, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+
+ // UNSAFEIR: atomicrmw fadd ptr {{.*}} monotonic, align 4, !noalias.addrspace ![[NO_PRIVATE:[0-9]+]], !amdgpu.no.fine.grained.memory !{{[0-9]+}}, !amdgpu.ignore.denormal.mode !{{[0-9]+$}}
+ // UNSAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 4, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // UNSAFEIR: atomicrmw fmax ptr {{.*}} monotonic, align 4, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // UNSAFEIR: atomicrmw fmin ptr {{.*}} monotonic, align 4, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // UNSAFEIR: atomicrmw fmax ptr {{.*}} syncscope("agent-one-as") monotonic, align 4, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // UNSAFEIR: atomicrmw fmin ptr {{.*}} syncscope("workgroup-one-as") monotonic, align 4, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
// SAFE: _Z4ffp1Pf
// SAFE: global_atomic_cmpswap
@@ -62,19 +62,19 @@ __global__ void ffp1(float *p) {
__global__ void ffp2(double *p) {
// CHECK-LABEL: @_Z4ffp2Pd
- // SAFEIR: atomicrmw fadd ptr {{.*}} monotonic, align 8{{$}}
- // SAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 8{{$}}
- // SAFEIR: atomicrmw fmax ptr {{.*}} monotonic, align 8{{$}}
- // SAFEIR: atomicrmw fmin ptr {{.*}} monotonic, align 8{{$}}
- // SAFEIR: atomicrmw fmax ptr {{.*}} syncscope("agent-one-as") monotonic, align 8{{$}}
- // SAFEIR: atomicrmw fmin ptr {{.*}} syncscope("workgroup-one-as") monotonic, align 8{{$}}
-
- // UNSAFEIR: atomicrmw fadd ptr {{.*}} monotonic, align 8, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
- // UNSAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 8, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
- // UNSAFEIR: atomicrmw fmax ptr {{.*}} monotonic, align 8, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
- // UNSAFEIR: atomicrmw fmin ptr {{.*}} monotonic, align 8, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
- // UNSAFEIR: atomicrmw fmax ptr {{.*}} syncscope("agent-one-as") monotonic, align 8, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
- // UNSAFEIR: atomicrmw fmin ptr {{.*}} syncscope("workgroup-one-as") monotonic, align 8, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // SAFEIR: atomicrmw fadd ptr {{.*}} monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // SAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // SAFEIR: atomicrmw fmax ptr {{.*}} monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // SAFEIR: atomicrmw fmin ptr {{.*}} monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // SAFEIR: atomicrmw fmax ptr {{.*}} syncscope("agent-one-as") monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // SAFEIR: atomicrmw fmin ptr {{.*}} syncscope("workgroup-one-as") monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+
+ // UNSAFEIR: atomicrmw fadd ptr {{.*}} monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // UNSAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // UNSAFEIR: atomicrmw fmax ptr {{.*}} monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // UNSAFEIR: atomicrmw fmin ptr {{.*}} monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // UNSAFEIR: atomicrmw fmax ptr {{.*}} syncscope("agent-one-as") monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // UNSAFEIR: atomicrmw fmin ptr {{.*}} syncscope("workgroup-one-as") monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
// SAFE-LABEL: @_Z4ffp2Pd
// SAFE: global_atomic_cmpswap_b64
@@ -102,19 +102,19 @@ __global__ void ffp2(double *p) {
// long double is the same as double for amdgcn.
__global__ void ffp3(long double *p) {
// CHECK-LABEL: @_Z4ffp3Pe
- // SAFEIR: atomicrmw fadd ptr {{.*}} monotonic, align 8{{$}}
- // SAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 8{{$}}
- // SAFEIR: atomicrmw fmax ptr {{.*}} monotonic, align 8{{$}}
- // SAFEIR: atomicrmw fmin ptr {{.*}} monotonic, align 8{{$}}
- // SAFEIR: atomicrmw fmax ptr {{.*}} syncscope("agent-one-as") monotonic, align 8{{$}}
- // SAFEIR: atomicrmw fmin ptr {{.*}} syncscope("workgroup-one-as") monotonic, align 8{{$}}
-
- // UNSAFEIR: atomicrmw fadd ptr {{.*}} monotonic, align 8, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
- // UNSAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 8, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
- // UNSAFEIR: atomicrmw fmax ptr {{.*}} monotonic, align 8, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
- // UNSAFEIR: atomicrmw fmin ptr {{.*}} monotonic, align 8, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
- // UNSAFEIR: atomicrmw fmax ptr {{.*}} syncscope("agent-one-as") monotonic, align 8, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
- // UNSAFEIR: atomicrmw fmin ptr {{.*}} syncscope("workgroup-one-as") monotonic, align 8, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // SAFEIR: atomicrmw fadd ptr {{.*}} monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // SAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // SAFEIR: atomicrmw fmax ptr {{.*}} monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // SAFEIR: atomicrmw fmin ptr {{.*}} monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // SAFEIR: atomicrmw fmax ptr {{.*}} syncscope("agent-one-as") monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // SAFEIR: atomicrmw fmin ptr {{.*}} syncscope("workgroup-one-as") monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+
+ // UNSAFEIR: atomicrmw fadd ptr {{.*}} monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // UNSAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // UNSAFEIR: atomicrmw fmax ptr {{.*}} monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // UNSAFEIR: atomicrmw fmin ptr {{.*}} monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // UNSAFEIR: atomicrmw fmax ptr {{.*}} syncscope("agent-one-as") monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // UNSAFEIR: atomicrmw fmin ptr {{.*}} syncscope("workgroup-one-as") monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
// SAFE-LABEL: @_Z4ffp3Pe
// SAFE: global_atomic_cmpswap_b64
@@ -139,34 +139,34 @@ __global__ void ffp3(long double *p) {
__device__ double ffp4(double *p, float f) {
// CHECK-LABEL: @_Z4ffp4Pdf
// CHECK: fpext float {{.*}} to double
- // SAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 8{{$}}
- // UNSAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 8, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // SAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // UNSAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
return __atomic_fetch_sub(p, f, memory_order_relaxed);
}
__device__ double ffp5(double *p, int i) {
// CHECK-LABEL: @_Z4ffp5Pdi
// CHECK: sitofp i32 {{.*}} to double
- // SAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 8{{$}}
- // UNSAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 8, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // SAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // UNSAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 8, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
return __atomic_fetch_sub(p, i, memory_order_relaxed);
}
__global__ void ffp6(_Float16 *p) {
// CHECK-LABEL: @_Z4ffp6PDF16
- // SAFEIR: atomicrmw fadd ptr {{.*}} monotonic, align 2{{$}}
- // SAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 2{{$}}
- // SAFEIR: atomicrmw fmax ptr {{.*}} monotonic, align 2{{$}}
- // SAFEIR: atomicrmw fmin ptr {{.*}} monotonic, align 2{{$}}
- // SAFEIR: atomicrmw fmax ptr {{.*}} syncscope("agent-one-as") monotonic, align 2{{$}}
- // SAFEIR: atomicrmw fmin ptr {{.*}} syncscope("workgroup-one-as") monotonic, align 2{{$}}
-
- // UNSAFEIR: atomicrmw fadd ptr {{.*}} monotonic, align 2, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
- // UNSAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 2, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
- // UNSAFEIR: atomicrmw fmax ptr {{.*}} monotonic, align 2, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
- // UNSAFEIR: atomicrmw fmin ptr {{.*}} monotonic, align 2, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
- // UNSAFEIR: atomicrmw fmax ptr {{.*}} syncscope("agent-one-as") monotonic, align 2, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
- // UNSAFEIR: atomicrmw fmin ptr {{.*}} syncscope("workgroup-one-as") monotonic, align 2, !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // SAFEIR: atomicrmw fadd ptr {{.*}} monotonic, align 2, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // SAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 2, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // SAFEIR: atomicrmw fmax ptr {{.*}} monotonic, align 2, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // SAFEIR: atomicrmw fmin ptr {{.*}} monotonic, align 2, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // SAFEIR: atomicrmw fmax ptr {{.*}} syncscope("agent-one-as") monotonic, align 2, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+ // SAFEIR: atomicrmw fmin ptr {{.*}} syncscope("workgroup-one-as") monotonic, align 2, !noalias.addrspace ![[NO_PRIVATE]]{{$}}
+
+ // UNSAFEIR: atomicrmw fadd ptr {{.*}} monotonic, align 2, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // UNSAFEIR: atomicrmw fsub ptr {{.*}} monotonic, align 2, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // UNSAFEIR: atomicrmw fmax ptr {{.*}} monotonic, align 2, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // UNSAFEIR: atomicrmw fmin ptr {{.*}} monotonic, align 2, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // UNSAFEIR: atomicrmw fmax ptr {{.*}} syncscope("agent-one-as") monotonic, align 2, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
+ // UNSAFEIR: atomicrmw fmin ptr {{.*}} syncscope("workgroup-one-as") monotonic, align 2, !noalias.addrspace ![[NO_PRIVATE]], !amdgpu.no.fine.grained.memory !{{[0-9]+$}}
// SAFE: _Z4ffp6PDF16
// SAFE: global_atomic_cmpswap
@@ -190,3 +190,6 @@ __global__ void ffp6(_Float16 *p) {
__hip_atomic_fetch_max(p, 1.0f, memory_order_relaxed, __HIP_MEMORY_SCOPE_AGENT);
__hip_atomic_fetch_min(p, 1.0f, memory_order_relaxed, __HIP_MEMORY_SCOPE_WORKGROUP);
}
+
+// SAFEIR: ![[NO_PRIVATE]] = !{i32 5, i32 6}
+// UNSAFEIR: ![[NO_PRIVATE]] = !{i32 5, i32 6}
diff --git a/clang/test/CodeGenOpenCL/atomic-ops.cl b/clang/test/CodeGenOpenCL/atomic-ops.cl
index 5e2de38ac3d3e3..137d78e32b1da8 100644
--- a/clang/test/CodeGenOpenCL/atomic-ops.cl
+++ b/clang/test/CodeGenOpenCL/atomic-ops.cl
@@ -70,19 +70,19 @@ void test_addr(global atomic_int *ig, private atomic_int *ip, local atomic_int *
void fi3(atomic_int *i, atomic_uint *ui) {
// CHECK-LABEL: @fi3
- // CHECK: atomicrmw and ptr %{{[.0-9A-Z_a-z]+}}, i32 %{{[.0-9A-Z_a-z]+}} syncscope("workgroup") seq_cst, align 4
+ // CHECK: atomicrmw and ptr %{{[.0-9A-Z_a-z]+}}, i32 %{{[.0-9A-Z_a-z]+}} syncscope("workgroup") seq_cst, align 4, !noalias.addrspace [[NOPRIVATE:![0-9]+]]{{$}}
int x = __opencl_atomic_fetch_and(i, 1, memory_order_seq_cst, memory_scope_work_group);
- // CHECK: atomicrmw min ptr %{{[.0-9A-Z_a-z]+}}, i32 %{{[.0-9A-Z_a-z]+}} syncscope("workgroup") seq_cst, align 4
+ // CHECK: atomicrmw min ptr %{{[.0-9A-Z_a-z]+}}, i32 %{{[.0-9A-Z_a-z]+}} syncscope("workgroup") seq_cst, align 4, !noalias.addrspace [[NOPRIVATE:![0-9]+]]{{$}}
x = __opencl_atomic_fetch_min(i, 1, memory_order_seq_cst, memory_scope_work_group);
- // CHECK: atomicrmw max ptr %{{[.0-9A-Z_a-z]+}}, i32 %{{[.0-9A-Z_a-z]+}} syncscope("workgroup") seq_cst, align 4
+ // CHECK: atomicrmw max ptr %{{[.0-9A-Z_a-z]+}}, i32 %{{[.0-9A-Z_a-z]+}} syncscope("workgroup") seq_cst, align 4, !noalias.addrspace [[NOPRIVATE:![0-9]+]]{{$}}
x = __opencl_atomic_fetch_max(i, 1, memory_order_seq_cst, memory_scope_work_group);
- // CHECK: atomicrmw umin ptr %{{[.0-9A-Z_a-z]+}}, i32 %{{[.0-9A-Z_a-z]+}} syncscope("workgroup") seq_cst, align 4
+ // CHECK: atomicrmw umin ptr %{{[.0-9A-Z_a-z]+}}, i32 %{{[.0-9A-Z_a-z]+}} syncscope("workgroup") seq_cst, align 4, !noalias.addrspace [[NOPRIVATE:![0-9]+]]{{$}}
x = __opencl_atomic_fetch_min(ui, 1, memory_order_seq_cst, memory_scope_work_group);
- // CHECK: atomicrmw umax ptr %{{[.0-9A-Z_a-z]+}}, i32 %{{[.0-9A-Z_a-z]+}} syncscope("workgroup") seq_cst, align 4
+ // CHECK: atomicrmw umax ptr %{{[.0-9A-Z_a-z]+}}, i32 %{{[.0-9A-Z_a-z]+}} syncscope("workgroup") seq_cst, align 4, !noalias.addrspace [[NOPRIVATE:![0-9]+]]{{$}}
x = __opencl_atomic_fetch_max(ui, 1, memory_order_seq_cst, memory_scope_work_group);
}
@@ -186,19 +186,19 @@ void ff2(atomic_float *d) {
float ff3(atomic_float *d) {
// CHECK-LABEL: @ff3
- // CHECK: atomicrmw xchg ptr {{.*}} syncscope("workgroup") seq_cst, align 4
+ // CHECK: atomicrmw xchg ptr {{.*}} syncscope("workgroup") seq_cst, align 4, !noalias.addrspace [[NOPRIVATE:![0-9]+]]{{$}}
return __opencl_atomic_exchange(d, 2, memory_order_seq_cst, memory_scope_work_group);
}
float ff4(global atomic_float *d, float a) {
// CHECK-LABEL: @ff4
- // CHECK: atomicrmw fadd ptr addrspace(1) {{.*}} syncscope("workgroup-one-as") monotonic
+ // CHECK: atomicrmw fadd ptr addrspace(1) {{.*}} syncscope("workgroup-one-as") monotonic, align 4{{$}}
return __opencl_atomic_fetch_add(d, a, memory_order_relaxed, memory_scope_work_group);
}
float ff5(global atomic_double *d, double a) {
// CHECK-LABEL: @ff5
- // CHECK: atomicrmw fadd ptr addrspace(1) {{.*}} syncscope("workgroup-one-as") monotonic
+ // CHECK: atomicrmw fadd ptr addrspace(1) {{.*}} syncscope("workgroup-one-as") monotonic, align 8{{$}}
return __opencl_atomic_fetch_add(d, a, memory_order_relaxed, memory_scope_work_group);
}
@@ -342,3 +342,5 @@ int test_volatile(volatile atomic_int *i) {
}
#endif
+
+// CHECK: [[NOPRIVATE]] = !{i32 5, i32 6}
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