2ab2276ee0
Closes #99135. Tasks completed: - Wrote implementation in `hlsl_intrinsics.h`/`hlsl_intrinsic_helpers.h` - Added codegen tests to `clang/test/CodeGenHLSL/builtins/lit.hlsl`
32 lines
2.4 KiB
HLSL
32 lines
2.4 KiB
HLSL
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple dxil-pc-shadermodel6.3-library %s -fnative-half-type -emit-llvm -o - | FileCheck %s
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// CHECK-LABEL: test_lit_half
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// CHECK: %cmp.i = fcmp reassoc nnan ninf nsz arcp afn olt half %{{.*}}, 0xH0000
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// CHECK: %hlsl.select.i = select reassoc nnan ninf nsz arcp afn i1 %{{.*}}, half 0xH0000, half %{{.*}}
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// CHECK: %vecinit.i = insertelement <4 x half> <half 0xH3C00, half poison, half poison, half poison>, half %{{.*}}, i32 1
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// CHECK: %vecinit2.i = insertelement <4 x half> %{{.*}}, half 0xH3C00, i32 3
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// CHECK: %cmp4.i = fcmp reassoc nnan ninf nsz arcp afn olt half %{{.*}}, 0xH0000
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// CHECK: %hlsl.or.i = or i1 %{{.*}}, %cmp4.i
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// CHECK: %elt.log.i = call reassoc nnan ninf nsz arcp afn half @llvm.log.f16(half %{{.*}})
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// CHECK: %mul.i = fmul reassoc nnan ninf nsz arcp afn half %elt.log.i, %{{.*}}
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// CHECK: %elt.exp.i = call reassoc nnan ninf nsz arcp afn half @llvm.exp.f16(half %mul.i)
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// CHECK: %hlsl.select7.i = select reassoc nnan ninf nsz arcp afn i1 %{{.*}}, half 0xH0000, half %{{.*}}
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// CHECK: %vecins.i = insertelement <4 x half> %{{.*}}, half %hlsl.select7.i, i32 2
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// CHECK: ret <4 x half> %{{.*}}
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half4 test_lit_half(half NDotL, half NDotH, half M) { return lit(NDotL, NDotH, M); }
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// CHECK-LABEL: test_lit_float
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// CHECK: %cmp.i = fcmp reassoc nnan ninf nsz arcp afn olt float %{{.*}}, 0.000000e+00
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// CHECK: %hlsl.select.i = select reassoc nnan ninf nsz arcp afn i1 %{{.*}}, float 0.000000e+00, float %{{.*}}
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// CHECK: %vecinit.i = insertelement <4 x float> <float 1.000000e+00, float poison, float poison, float poison>, float %{{.*}}, i32 1
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// CHECK: %vecinit2.i = insertelement <4 x float> %{{.*}}, float 1.000000e+00, i32 3
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// CHECK: %cmp4.i = fcmp reassoc nnan ninf nsz arcp afn olt float %{{.*}}, 0.000000e+00
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// CHECK: %hlsl.or.i = or i1 %{{.*}}, %cmp4.i
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// CHECK: %elt.log.i = call reassoc nnan ninf nsz arcp afn float @llvm.log.f32(float %{{.*}})
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// CHECK: %mul.i = fmul reassoc nnan ninf nsz arcp afn float %elt.log.i, %{{.*}}
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// CHECK: %elt.exp.i = call reassoc nnan ninf nsz arcp afn float @llvm.exp.f32(float %mul.i)
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// CHECK: %hlsl.select7.i = select reassoc nnan ninf nsz arcp afn i1 %{{.*}}, float 0.000000e+00, float %{{.*}}
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// CHECK: %vecins.i = insertelement <4 x float> %{{.*}}, float %hlsl.select7.i, i32 2
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// CHECK: ret <4 x float> %{{.*}}
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float4 test_lit_float(float NDotL, float NDotH, float M) { return lit(NDotL, NDotH, M); }
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