derek.holloway
7502bf64a4
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47 lines
2.1 KiB
HLSL
47 lines
2.1 KiB
HLSL
// RUN: %clang_cc1 -std=hlsl2021 -finclude-default-header -triple \
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// RUN: dxil-pc-shadermodel6.3-compute %s -emit-llvm -disable-llvm-passes -o - | \
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// RUN: FileCheck %s --check-prefixes=CHECK,CHECK-DXIL
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// RUN: %clang_cc1 -std=hlsl2021 -finclude-default-header -triple \
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// RUN: spirv-pc-vulkan-compute %s -emit-llvm -disable-llvm-passes -o - | \
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// RUN: FileCheck %s --check-prefixes=CHECK,CHECK-SPIRV
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// Test basic lowering to runtime function call.
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// CHECK-LABEL: test_int
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int test_int(int expr) {
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// CHECK-SPIRV: %[[RET:.*]] = call [[TY:.*]] @llvm.spv.wave.reduce.min.i32([[TY]] %[[#]])
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// CHECK-DXIL: %[[RET:.*]] = call [[TY:.*]] @llvm.dx.wave.reduce.min.i32([[TY]] %[[#]])
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// CHECK: ret [[TY]] %[[RET]]
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return WaveActiveMin(expr);
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}
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// CHECK-DXIL: declare [[TY]] @llvm.dx.wave.reduce.min.i32([[TY]]) #[[#attr:]]
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// CHECK-SPIRV: declare [[TY]] @llvm.spv.wave.reduce.min.i32([[TY]]) #[[#attr:]]
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// CHECK-LABEL: test_uint64_t
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uint64_t test_uint64_t(uint64_t expr) {
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// CHECK-SPIRV: %[[RET:.*]] = call [[TY:.*]] @llvm.spv.wave.reduce.umin.i64([[TY]] %[[#]])
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// CHECK-DXIL: %[[RET:.*]] = call [[TY:.*]] @llvm.dx.wave.reduce.umin.i64([[TY]] %[[#]])
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// CHECK: ret [[TY]] %[[RET]]
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return WaveActiveMin(expr);
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}
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// CHECK-DXIL: declare [[TY]] @llvm.dx.wave.reduce.umin.i64([[TY]]) #[[#attr:]]
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// CHECK-SPIRV: declare [[TY]] @llvm.spv.wave.reduce.umin.i64([[TY]]) #[[#attr:]]
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// Test basic lowering to runtime function call with array and float value.
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// CHECK-LABEL: test_floatv4
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float4 test_floatv4(float4 expr) {
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// CHECK-SPIRV: %[[RET1:.*]] = call reassoc nnan ninf nsz arcp afn [[TY1:.*]] @llvm.spv.wave.reduce.min.v4f32([[TY1]] %[[#]]
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// CHECK-DXIL: %[[RET1:.*]] = call reassoc nnan ninf nsz arcp afn [[TY1:.*]] @llvm.dx.wave.reduce.min.v4f32([[TY1]] %[[#]])
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// CHECK: ret [[TY1]] %[[RET1]]
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return WaveActiveMin(expr);
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}
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// CHECK-DXIL: declare [[TY1]] @llvm.dx.wave.reduce.min.v4f32([[TY1]]) #[[#attr]]
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// CHECK-SPIRV: declare [[TY1]] @llvm.spv.wave.reduce.min.v4f32([[TY1]]) #[[#attr]]
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// CHECK: attributes #[[#attr]] = {{{.*}} convergent {{.*}}}
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