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// RUN: %clang_cc1 -std=hlsl2021 -finclude-default-header -triple \
// RUN: dxil-pc-shadermodel6.3-compute %s -emit-llvm -disable-llvm-passes -o - | \
// RUN: FileCheck %s --check-prefixes=CHECK,CHECK-DXIL
// RUN: %clang_cc1 -std=hlsl2021 -finclude-default-header -triple \
// RUN: spirv-pc-vulkan-compute %s -emit-llvm -disable-llvm-passes -o - | \
// RUN: FileCheck %s --check-prefixes=CHECK,CHECK-SPIRV
// Test basic lowering to runtime function call.
// CHECK-LABEL: test_int
int test_int(int expr) {
// CHECK-SPIRV: %[[RET:.*]] = call spir_func [[TY:.*]] @llvm.spv.wave.reduce.sum.i32([[TY]] %[[#]])
// CHECK-DXIL: %[[RET:.*]] = call [[TY:.*]] @llvm.dx.wave.reduce.sum.i32([[TY]] %[[#]])
// CHECK: ret [[TY]] %[[RET]]
return WaveActiveSum(expr);
}
// CHECK-DXIL: declare [[TY]] @llvm.dx.wave.reduce.sum.i32([[TY]]) #[[#attr:]]
// CHECK-SPIRV: declare [[TY]] @llvm.spv.wave.reduce.sum.i32([[TY]]) #[[#attr:]]
// CHECK-LABEL: test_uint64_t
uint64_t test_uint64_t(uint64_t expr) {
// CHECK-SPIRV: %[[RET:.*]] = call spir_func [[TY:.*]] @llvm.spv.wave.reduce.sum.i64([[TY]] %[[#]])
// CHECK-DXIL: %[[RET:.*]] = call [[TY:.*]] @llvm.dx.wave.reduce.usum.i64([[TY]] %[[#]])
// CHECK: ret [[TY]] %[[RET]]
return WaveActiveSum(expr);
}
// CHECK-DXIL: declare [[TY]] @llvm.dx.wave.reduce.usum.i64([[TY]]) #[[#attr:]]
// CHECK-SPIRV: declare [[TY]] @llvm.spv.wave.reduce.sum.i64([[TY]]) #[[#attr:]]
// Test basic lowering to runtime function call with array and float value.
// CHECK-LABEL: test_floatv4
float4 test_floatv4(float4 expr) {
// CHECK-SPIRV: %[[RET1:.*]] = call reassoc nnan ninf nsz arcp afn spir_func [[TY1:.*]] @llvm.spv.wave.reduce.sum.v4f32([[TY1]] %[[#]]
// CHECK-DXIL: %[[RET1:.*]] = call reassoc nnan ninf nsz arcp afn [[TY1:.*]] @llvm.dx.wave.reduce.sum.v4f32([[TY1]] %[[#]])
// CHECK: ret [[TY1]] %[[RET1]]
return WaveActiveSum(expr);
}
// CHECK-DXIL: declare [[TY1]] @llvm.dx.wave.reduce.sum.v4f32([[TY1]]) #[[#attr]]
// CHECK-SPIRV: declare [[TY1]] @llvm.spv.wave.reduce.sum.v4f32([[TY1]]) #[[#attr]]
// CHECK: attributes #[[#attr]] = {{{.*}} convergent {{.*}}}
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