derek.holloway
7502bf64a4
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189 lines
9.9 KiB
LLVM
189 lines
9.9 KiB
LLVM
; ModuleID = ''
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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"
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target triple = "spir-unknown-unknown"
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; RUN: llvm-as %s -o %t.bc
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; RUN: llvm-spirv %t.bc -o %t.spv
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; RUN: spirv-val %t.spv
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; RUN: llvm-spirv -r --spirv-target-env=CL2.0 %t.spv -o %t.bc
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; RUN: llvm-dis < %t.bc | FileCheck %s
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; RUN: llvm-spirv %t.bc -o %t.spv --spirv-ext=+SPV_KHR_untyped_pointers
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; RUN: spirv-val %t.spv
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; RUN: llvm-spirv -r --spirv-target-env=CL2.0 %t.spv -o %t.bc
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; RUN: llvm-dis < %t.bc | FileCheck %s
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; Check 'LLVM ==> SPIR-V ==> LLVM' conversion of atomic_compare_exchange_strong and atomic_compare_exchange_weak.
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; SPIR-V does not include an equivalent of atomic_compare_exchange_weak
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; (OpAtomicCompareExchangeWeak is identical to OpAtomicCompareExchange and
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; is deprecated, and removed in SPIR-V 1.4.)
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; This breaks the round trip for atomic_compare_exchange_weak, which must be
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; translated back to LLVM IR as atomic_compare_exchange_strong, regardless
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; of whether OpAtomicCompareExchange or OpAtomicCompareExchangeWeak is used.
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; Function Attrs: nounwind
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; CHECK-LABEL: define spir_func void @test_strong
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; CHECK-NEXT: entry:
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; CHECK: [[PTR_STRONG:%expected[0-9]*]] = alloca i32, align 4
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; CHECK: store i32 {{.*}}, ptr [[PTR_STRONG]]
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; CHECK: [[PTR_STRONG]].as = addrspacecast ptr [[PTR_STRONG]] to ptr addrspace(4)
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; CHECK: call spir_func i1 @_Z39atomic_compare_exchange_strong_explicit{{.*}}(ptr {{.*}} %object, ptr {{.*}} [[PTR_STRONG]].as, i32 %desired, i32 5, i32 5, i32 2)
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; CHECK: load i32, ptr addrspace(4) [[PTR_STRONG]].as
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; CHECK-LABEL: define spir_func void @test_strong_float
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; CHECK-NEXT: entry:
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; CHECK: [[PTR_STRONG:%expected[0-9]*]] = alloca i32, align 4
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; CHECK: [[DESIRED_CAST:%[0-9]*]] = bitcast float %desired to i32
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; CHECK: store i32 {{.*}}, ptr [[PTR_STRONG]]
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; CHECK: [[PTR_STRONG]].as = addrspacecast ptr [[PTR_STRONG]] to ptr addrspace(4)
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; CHECK: call spir_func i1 @_Z39atomic_compare_exchange_strong_explicit{{.*}}(ptr {{.*}} %object, ptr {{.*}} [[PTR_STRONG]].as, i32 [[DESIRED_CAST]], i32 5, i32 5, i32 2)
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; CHECK: load i32, ptr addrspace(4) [[PTR_STRONG]].as
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; CHECK-LABEL: define spir_func void @test_strong_double
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; CHECK-NEXT: entry:
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; CHECK: [[PTR_STRONG:%expected[0-9]*]] = alloca i64, align 8
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; CHECK: [[DESIRED_CAST:%[0-9]*]] = bitcast double %desired to i64
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; CHECK: store i64 {{.*}}, ptr [[PTR_STRONG]]
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; CHECK: [[PTR_STRONG]].as = addrspacecast ptr [[PTR_STRONG]] to ptr addrspace(4)
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; CHECK: call spir_func i1 @_Z39atomic_compare_exchange_strong_explicit{{.*}}(ptr {{.*}} %object, ptr {{.*}} [[PTR_STRONG]].as, i64 [[DESIRED_CAST]], i32 5, i32 5, i32 2)
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; CHECK: load i64, ptr addrspace(4) [[PTR_STRONG]].as
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; CHECK-LABEL: define spir_func void @test_weak
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; CHECK-NEXT: entry:
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; CHECK: [[PTR_WEAK:%expected[0-9]*]] = alloca i32, align 4
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; CHECK: store i32 {{.*}}, ptr [[PTR_WEAK]]
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; CHECK: [[PTR_WEAK]].as = addrspacecast ptr [[PTR_WEAK]] to ptr addrspace(4)
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; CHECK: call spir_func i1 @_Z39atomic_compare_exchange_strong_explicitPU3AS4VU7_AtomiciPU3AS4ii12memory_orderS4_12memory_scope{{.*}}(ptr {{.*}} %object, ptr {{.*}} [[PTR_WEAK]].as, i32 %desired, i32 5, i32 5, i32 2)
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; CHECK: load i32, ptr addrspace(4) [[PTR_WEAK]].as
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; CHECK-LABEL: define spir_func void @test_weak_float
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; CHECK-NEXT: entry:
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; CHECK: [[PTR_WEAK:%expected[0-9]*]] = alloca i32, align 4
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; CHECK: [[DESIRED_CAST:%[0-9]*]] = bitcast float %desired to i32
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; CHECK: store i32 {{.*}}, ptr [[PTR_WEAK]]
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; CHECK: [[PTR_WEAK]].as = addrspacecast ptr [[PTR_WEAK]] to ptr addrspace(4)
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; CHECK: call spir_func i1 @_Z39atomic_compare_exchange_strong_explicitPU3AS4VU7_AtomiciPU3AS4ii12memory_orderS4_12memory_scope(ptr {{.*}} %object, ptr {{.*}} [[PTR_WEAK]].as, i32 [[DESIRED_CAST]], i32 5, i32 5, i32 2)
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; CHECK: load i32, ptr addrspace(4) [[PTR_WEAK]].as
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; CHECK-LABEL: define spir_func void @test_weak_double
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; CHECK-NEXT: entry:
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; CHECK: [[PTR_WEAK:%expected[0-9]*]] = alloca i64, align 8
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; CHECK: [[DESIRED_CAST:%[0-9]*]] = bitcast double %desired to i64
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; CHECK: store i64 {{.*}}, ptr [[PTR_WEAK]]
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; CHECK: [[PTR_WEAK]].as = addrspacecast ptr [[PTR_WEAK]] to ptr addrspace(4)
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; CHECK: call spir_func i1 @_Z39atomic_compare_exchange_strong_explicitPU3AS4VU7_AtomiclPU3AS4ll12memory_orderS4_12memory_scope(ptr {{.*}} %object, ptr {{.*}} [[PTR_WEAK]].as, i64 [[DESIRED_CAST]], i32 5, i32 5, i32 2)
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; CHECK: load i64, ptr addrspace(4) [[PTR_WEAK]].as
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; Check that alloca for atomic_compare_exchange is being created in the entry block.
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; CHECK-LABEL: @atomic_in_loop
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; CHECK-LABEL: entry:
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; CHECK: %expected{{[0-9]*}} = alloca i32
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; CHECK-LABEL: for.body:
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; CHECK-NOT: %expected{{[0-9]*}} = alloca i32
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; CHECK: call spir_func i1 @_Z39atomic_compare_exchange_strong_explicit{{.*}}(ptr {{.*}} {{.*}}, ptr addrspace(4) {{.*}}, i32 {{.*}}, i32 5, i32 5, i32 2)
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; Function Attrs: nounwind
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define spir_func void @test_strong(ptr addrspace(4) %object, ptr addrspace(4) %expected, i32 %desired) #0 {
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entry:
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%call = tail call spir_func zeroext i1 @_Z30atomic_compare_exchange_strongPVU3AS4U7_AtomiciPU3AS4ii(ptr addrspace(4) %object, ptr addrspace(4) %expected, i32 %desired) #2
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ret void
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}
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declare spir_func zeroext i1 @_Z30atomic_compare_exchange_strongPVU3AS4U7_AtomiciPU3AS4ii(ptr addrspace(4), ptr addrspace(4), i32) #1
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define spir_func void @test_strong_float(ptr addrspace(4) %object, ptr addrspace(4) %expected, float %desired) #0 {
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entry:
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%call = call spir_func zeroext i1 @_Z30atomic_compare_exchange_strongPU3AS1VU7_AtomicfPU3AS1ff(ptr addrspace(4) %object, ptr addrspace(4) %expected, float %desired) #2
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ret void
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}
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declare spir_func zeroext i1 @_Z30atomic_compare_exchange_strongPU3AS1VU7_AtomicfPU3AS1ff(ptr addrspace(4), ptr addrspace(4), float)
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define spir_func void @test_strong_double(ptr addrspace(4) %object, ptr addrspace(4) %expected, double %desired) #0 {
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entry:
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%call = call spir_func zeroext i1 @_Z30atomic_compare_exchange_strongPU3AS1VU7_AtomicdPU3AS1dd(ptr addrspace(4) %object, ptr addrspace(4) %expected, double %desired) #2
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ret void
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}
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declare spir_func zeroext i1 @_Z30atomic_compare_exchange_strongPU3AS1VU7_AtomicdPU3AS1dd(ptr addrspace(4), ptr addrspace(4), double)
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; Function Attrs: nounwind
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define spir_func void @test_weak(ptr addrspace(4) %object, ptr addrspace(4) %expected, i32 %desired) #0 {
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entry:
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%call2 = tail call spir_func zeroext i1 @_Z28atomic_compare_exchange_weakPVU3AS4U7_AtomiciPU3AS4ii(ptr addrspace(4) %object, ptr addrspace(4) %expected, i32 %desired) #2
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ret void
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}
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declare spir_func zeroext i1 @_Z28atomic_compare_exchange_weakPVU3AS4U7_AtomiciPU3AS4ii(ptr addrspace(4), ptr addrspace(4), i32) #1
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define spir_func void @test_weak_float(ptr addrspace(4) %object, ptr addrspace(4) %expected, float %desired) #0 {
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entry:
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%call = call spir_func zeroext i1 @_Z28atomic_compare_exchange_weakPU3AS1VU7_AtomicfPU3AS1ff(ptr addrspace(4) %object, ptr addrspace(4) %expected, float %desired) #2
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ret void
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}
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declare spir_func zeroext i1 @_Z28atomic_compare_exchange_weakPU3AS1VU7_AtomicfPU3AS1ff(ptr addrspace(4), ptr addrspace(4), float)
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define spir_func void @test_weak_double(ptr addrspace(4) %object, ptr addrspace(4) %expected, double %desired) #0 {
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entry:
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%call = call spir_func zeroext i1 @_Z28atomic_compare_exchange_weakPU3AS1VU7_AtomicdPU3AS1dd(ptr addrspace(4) %object, ptr addrspace(4) %expected, double %desired) #2
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ret void
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}
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declare spir_func zeroext i1 @_Z28atomic_compare_exchange_weakPU3AS1VU7_AtomicdPU3AS1dd(ptr addrspace(4), ptr addrspace(4), double)
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; Function Attrs: nounwind
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define spir_kernel void @atomic_in_loop(ptr addrspace(1) %destMemory, ptr addrspace(1) %oldValues) #0 {
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entry:
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%destMemory.addr = alloca ptr addrspace(1), align 8
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%oldValues.addr = alloca ptr addrspace(1), align 8
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%expected = alloca i32, align 4
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%previous = alloca i32, align 4
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%i = alloca i32, align 4
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store ptr addrspace(1) %destMemory, ptr %destMemory.addr, align 8
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store ptr addrspace(1) %oldValues, ptr %oldValues.addr, align 8
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store i32 0, ptr %i, align 4
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br label %for.cond
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for.cond: ; preds = %for.inc, %entry
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%0 = load i32, ptr %i, align 4
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%cmp = icmp slt i32 %0, 100000
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br i1 %cmp, label %for.body, label %for.end
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for.body: ; preds = %for.cond
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%1 = load ptr addrspace(1), ptr %destMemory.addr, align 8
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%2 = addrspacecast ptr addrspace(1) %1 to ptr addrspace(4)
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%3 = addrspacecast ptr %expected to ptr addrspace(4)
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%4 = load ptr addrspace(1), ptr %oldValues.addr, align 8
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%5 = load i32, ptr addrspace(1) %4, align 4
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%call = call spir_func zeroext i1 @_Z30atomic_compare_exchange_strongPVU3AS4U7_AtomiciPU3AS4ii(ptr addrspace(4) %2, ptr addrspace(4) %3, i32 %5)
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br label %for.inc
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for.inc: ; preds = %for.body
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%6 = load i32, ptr %i, align 4
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%inc = add nsw i32 %6, 1
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store i32 %inc, ptr %i, align 4
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br label %for.cond
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for.end: ; preds = %for.cond
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ret void
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}
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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" }
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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" }
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attributes #2 = { nounwind }
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!opencl.enable.FP_CONTRACT = !{}
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!opencl.spir.version = !{!0}
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!opencl.ocl.version = !{!1}
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!opencl.used.extensions = !{!2}
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!opencl.used.optional.core.features = !{!2}
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!opencl.compiler.options = !{!2}
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!0 = !{i32 1, i32 2}
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!1 = !{i32 2, i32 0}
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!2 = !{}
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