derek.holloway
7502bf64a4
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70 lines
3.9 KiB
LLVM
70 lines
3.9 KiB
LLVM
; RUN: llc -O0 -mtriple=spirv64-unknown-unknown %s -o - | FileCheck %s --check-prefix=CHECK-SPIRV
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; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv64-unknown-unknown %s -o - -filetype=obj | spirv-val %}
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; CHECK-SPIRV-DAG: %[[#Int:]] = OpTypeInt 32 0
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; CHECK-SPIRV-DAG: %[[#MemScope_CrossDevice:]] = OpConstantNull %[[#Int]]
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; CHECK-SPIRV-DAG: %[[#MemSemEqual_SeqCst:]] = OpConstant %[[#Int]] 16{{$}}
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; CHECK-SPIRV-DAG: %[[#MemSemUnequal_Acquire:]] = OpConstant %[[#Int]] 2{{$}}
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; CHECK-SPIRV-DAG: %[[#Constant_456:]] = OpConstant %[[#Int]] 456{{$}}
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; CHECK-SPIRV-DAG: %[[#Constant_128:]] = OpConstant %[[#Int]] 128{{$}}
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; CHECK-SPIRV-DAG: %[[#Bool:]] = OpTypeBool
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; CHECK-SPIRV-DAG: %[[#Struct:]] = OpTypeStruct %[[#Int]] %[[#Bool]]
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; CHECK-SPIRV-DAG: %[[#UndefStruct:]] = OpUndef %[[#Struct]]
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; CHECK-SPIRV-DAG: %[[#Int8:]] = OpTypeInt 8 0
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; CHECK-SPIRV-DAG: %[[#Constant_45:]] = OpConstant %[[#Int8]] 45{{$}}
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; CHECK-SPIRV-DAG: %[[#Constant_12:]] = OpConstant %[[#Int8]] 12{{$}}
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; CHECK-SPIRV-DAG: %[[#Struct8:]] = OpTypeStruct %[[#Int8]] %[[#Bool]]
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; CHECK-SPIRV-DAG: %[[#UndefStruct8:]] = OpUndef %[[#Struct8]]
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; CHECK-SPIRV: %[[#Value:]] = OpLoad %[[#Int]] %[[#Value_ptr:]]
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; CHECK-SPIRV: %[[#Res:]] = OpAtomicCompareExchange %[[#Int]] %[[#Pointer:]] %[[#MemScope_CrossDevice]]
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; CHECK-SPIRV-SAME: %[[#MemSemEqual_SeqCst]] %[[#MemSemUnequal_Acquire]] %[[#Value]] %[[#Comparator:]]
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; CHECK-SPIRV: %[[#Success:]] = OpIEqual %[[#]] %[[#Res]] %[[#Comparator]]
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; CHECK-SPIRV: %[[#Composite_0:]] = OpCompositeInsert %[[#Struct]] %[[#Res]] %[[#UndefStruct]] 0
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; CHECK-SPIRV: %[[#Composite_1:]] = OpCompositeInsert %[[#Struct]] %[[#Success]] %[[#Composite_0]] 1
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; CHECK-SPIRV: %[[#]] = OpCompositeExtract %[[#Bool]] %[[#Composite_1]] 1
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define dso_local spir_func void @test(ptr %ptr, ptr %value_ptr, i32 %comparator) local_unnamed_addr {
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entry:
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%0 = load i32, ptr %value_ptr, align 4
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%1 = cmpxchg ptr %ptr, i32 %comparator, i32 %0 seq_cst acquire
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%2 = extractvalue { i32, i1 } %1, 1
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br i1 %2, label %cmpxchg.continue, label %cmpxchg.store_expected
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cmpxchg.store_expected: ; preds = %entry
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%3 = extractvalue { i32, i1 } %1, 0
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store i32 %3, ptr %value_ptr, align 4
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br label %cmpxchg.continue
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cmpxchg.continue: ; preds = %cmpxchg.store_expected, %entry
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ret void
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}
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; CHECK-SPIRV: %[[#Res_1:]] = OpAtomicCompareExchange %[[#Int]] %[[#Ptr:]] %[[#MemScope_CrossDevice]]
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; CHECK-SPIRV-SAME: %[[#MemSemEqual_SeqCst]] %[[#MemSemUnequal_Acquire]] %[[#Constant_456]] %[[#Constant_128]]
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; CHECK-SPIRV: %[[#Success_1:]] = OpIEqual %[[#]] %[[#Res_1]] %[[#Constant_128]]
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; CHECK-SPIRV: %[[#Composite:]] = OpCompositeInsert %[[#Struct]] %[[#Res_1]] %[[#UndefStruct]] 0
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; CHECK-SPIRV: %[[#Composite_1:]] = OpCompositeInsert %[[#Struct]] %[[#Success_1]] %[[#Composite]] 1
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; CHECK-SPIRV: OpStore %[[#Store_ptr:]] %[[#Composite_1]]
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define dso_local spir_func void @test2(ptr %ptr, ptr %store_ptr) local_unnamed_addr {
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entry:
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%0 = cmpxchg ptr %ptr, i32 128, i32 456 seq_cst acquire
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store { i32, i1 } %0, ptr %store_ptr, align 4
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ret void
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}
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; CHECK-SPIRV: %[[#Res_2:]] = OpAtomicCompareExchange %[[#Int8]] %[[#Ptr:]] %[[#MemScope_CrossDevice]]
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; CHECK-SPIRV-SAME: %[[#MemSemEqual_SeqCst]] %[[#MemSemUnequal_Acquire]] %[[#Constant_45]] %[[#Constant_12]]
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; CHECK-SPIRV: %[[#Success_2:]] = OpIEqual %[[#]] %[[#Res_2]] %[[#Constant_12]]
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; CHECK-SPIRV: %[[#Composite_2:]] = OpCompositeInsert %[[#Struct8]] %[[#Res_2]] %[[#UndefStruct8]] 0
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; CHECK-SPIRV: %[[#Composite_3:]] = OpCompositeInsert %[[#Struct8]] %[[#Success_2]] %[[#Composite_2]] 1
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; CHECK-SPIRV: OpStore %[[#Store_ptr:]] %[[#Composite_3]]
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define dso_local spir_func void @test3(ptr %ptr, ptr %store_ptr) local_unnamed_addr {
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entry:
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%0 = cmpxchg ptr %ptr, i8 12, i8 45 seq_cst acquire
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store { i8, i1 } %0, ptr %store_ptr, align 1
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ret void
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}
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