| ; ModuleID = '' |
| target datalayout = "e-p:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024" |
| target triple = "spir-unknown-unknown" |
| |
| ; RUN: llvm-as %s -o %t.bc |
| ; RUN: llvm-spirv %t.bc -o %t.spv |
| ; RUN: llvm-spirv -r %t.spv -o %t.bc |
| ; RUN: llvm-dis < %t.bc | FileCheck %s |
| |
| ; Check 'LLVM ==> SPIR-V ==> LLVM' conversion of atomic_compare_exchange_strong and atomic_compare_exchange_weak. |
| |
| ; Function Attrs: nounwind |
| |
| ; CHECK-LABEL: define spir_func void @test_strong |
| ; CHECK-NEXT: entry: |
| ; CHECK: [[PTR_STRONG:%expected[0-9]*]] = alloca i32, align 4 |
| ; CHECK: store i32 {{.*}}, i32* [[PTR_STRONG]] |
| ; CHECK: call spir_func i1 @_Z39atomic_compare_exchange_strong_explicit{{.*}}(i32 {{.*}}* %object, i32* [[PTR_STRONG]], i32 %desired, i32 4, i32 4, i32 2) |
| ; CHECK: load i32, i32* [[PTR_STRONG]] |
| |
| ; CHECK-LABEL: define spir_func void @test_weak |
| ; CHECK-NEXT: entry: |
| ; CHECK: [[PTR_WEAK:%expected[0-9]*]] = alloca i32, align 4 |
| ; CHECK: store i32 {{.*}}, i32* [[PTR_WEAK]] |
| ; CHECK: call spir_func i1 @_Z37atomic_compare_exchange_weak_explicitPVU3AS4U7_AtomiciPiiiii{{.*}}(i32 {{.*}}* %object, i32* [[PTR_WEAK]], i32 %desired, i32 4, i32 4, i32 2) |
| ; CHECK: load i32, i32* [[PTR_WEAK]] |
| |
| ; Check that alloca for atomic_compare_exchange is being created in the entry block. |
| |
| ; CHECK-LABEL: @atomic_in_loop |
| ; CHECK-LABEL: entry: |
| ; CHECK: %expected{{[0-9]*}} = alloca i32 |
| ; CHECK-LABEL: for.body: |
| ; CHECK-NOT: %expected{{[0-9]*}} = alloca i32 |
| ; CHECK: call spir_func i1 @_Z39atomic_compare_exchange_strong_explicit{{.*}}(i32 {{.*}}* {{.*}}, i32* {{.*}}, i32 {{.*}}, i32 4, i32 4, i32 2) |
| |
| ; Function Attrs: nounwind |
| define spir_func void @test_strong(i32 addrspace(4)* %object, i32 addrspace(4)* %expected, i32 %desired) #0 { |
| entry: |
| %call = tail call spir_func zeroext i1 @_Z30atomic_compare_exchange_strongPVU3AS4U7_AtomiciPU3AS4ii(i32 addrspace(4)* %object, i32 addrspace(4)* %expected, i32 %desired) #2 |
| ret void |
| } |
| |
| declare spir_func zeroext i1 @_Z30atomic_compare_exchange_strongPVU3AS4U7_AtomiciPU3AS4ii(i32 addrspace(4)*, i32 addrspace(4)*, i32) #1 |
| |
| ; Function Attrs: nounwind |
| define spir_func void @test_weak(i32 addrspace(4)* %object, i32 addrspace(4)* %expected, i32 %desired) #0 { |
| entry: |
| %call2 = tail call spir_func zeroext i1 @_Z28atomic_compare_exchange_weakPVU3AS4U7_AtomiciPU3AS4ii(i32 addrspace(4)* %object, i32 addrspace(4)* %expected, i32 %desired) #2 |
| ret void |
| } |
| |
| declare spir_func zeroext i1 @_Z28atomic_compare_exchange_weakPVU3AS4U7_AtomiciPU3AS4ii(i32 addrspace(4)*, i32 addrspace(4)*, i32) #1 |
| |
| ; Function Attrs: nounwind |
| define spir_kernel void @atomic_in_loop(i32 addrspace(1)* %destMemory, i32 addrspace(1)* %oldValues) #0 { |
| entry: |
| %destMemory.addr = alloca i32 addrspace(1)*, align 8 |
| %oldValues.addr = alloca i32 addrspace(1)*, align 8 |
| %expected = alloca i32, align 4 |
| %previous = alloca i32, align 4 |
| %i = alloca i32, align 4 |
| store i32 addrspace(1)* %destMemory, i32 addrspace(1)** %destMemory.addr, align 8 |
| store i32 addrspace(1)* %oldValues, i32 addrspace(1)** %oldValues.addr, align 8 |
| store i32 0, i32* %i, align 4 |
| br label %for.cond |
| |
| for.cond: ; preds = %for.inc, %entry |
| %0 = load i32, i32* %i, align 4 |
| %cmp = icmp slt i32 %0, 100000 |
| br i1 %cmp, label %for.body, label %for.end |
| |
| for.body: ; preds = %for.cond |
| %1 = load i32 addrspace(1)*, i32 addrspace(1)** %destMemory.addr, align 8 |
| %arrayidx = getelementptr inbounds i32, i32 addrspace(1)* %1, i64 0 |
| %2 = addrspacecast i32 addrspace(1)* %arrayidx to i32 addrspace(4)* |
| %3 = addrspacecast i32* %expected to i32 addrspace(4)* |
| %4 = load i32 addrspace(1)*, i32 addrspace(1)** %oldValues.addr, align 8 |
| %arrayidx1 = getelementptr inbounds i32, i32 addrspace(1)* %4, i64 0 |
| %5 = load i32, i32 addrspace(1)* %arrayidx1, align 4 |
| %call = call spir_func zeroext i1 @_Z30atomic_compare_exchange_strongPVU3AS4U7_AtomiciPU3AS4ii(i32 addrspace(4)* %2, i32 addrspace(4)* %3, i32 %5) |
| br label %for.inc |
| |
| for.inc: ; preds = %for.body |
| %6 = load i32, i32* %i, align 4 |
| %inc = add nsw i32 %6, 1 |
| store i32 %inc, i32* %i, align 4 |
| br label %for.cond |
| |
| for.end: ; preds = %for.cond |
| ret void |
| } |
| |
| attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| attributes #1 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| attributes #2 = { nounwind } |
| |
| !opencl.enable.FP_CONTRACT = !{} |
| !opencl.spir.version = !{!0} |
| !opencl.ocl.version = !{!1} |
| !opencl.used.extensions = !{!2} |
| !opencl.used.optional.core.features = !{!2} |
| !opencl.compiler.options = !{!2} |
| |
| !0 = !{i32 1, i32 2} |
| !1 = !{i32 2, i32 0} |
| !2 = !{} |