================
@@ -0,0 +1,107 @@
+; RUN: opt -S -dxil-intrinsic-expansion < %s | FileCheck %s
--check-prefixes=CHECK,EXPCHECK
+; RUN: opt -S -dxil-op-lower < %s | FileCheck %s
--check-prefixes=CHECK,DOPCHECK
+
+; ModuleID = 'D:\llvm-project\clang\test\CodeGenHLSL\builtins\length.hlsl'
+source_filename =
"D:\\llvm-project\\clang\\test\\CodeGenHLSL\\builtins\\length.hlsl"
+target datalayout =
"e-m:e-p:32:32-i1:32-i8:8-i16:16-i32:32-i64:64-f16:16-f32:32-f64:64-n8:16:32:64"
+target triple = "dxilv1.3-pc-shadermodel6.3-library"
+
+; Function Attrs: convergent noinline nounwind optnone
+define noundef float @"?test_length_half@@YA$halff@$halff@@Z"(float noundef
%p0) #0 {
+entry:
+ %p0.addr = alloca float, align 4
+ store float %p0, ptr %p0.addr, align 4
+ %0 = load float, ptr %p0.addr, align 4
+
+ ; EXPCHECK: call float @llvm.fabs.f32(float %{{.*}})
+ ; DOPCHECK: call float @dx.op.unary.f32(i32 6, float %{{.*}})
+ %1 = call float @llvm.fabs.f32(float %0) #3
+ ret float %1
+}
+
+; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn
memory(none)
+declare float @llvm.fabs.f32(float) #1
----------------
farzonl wrote:
we typically organize all the declares at the end or at the top of a test case
to knw what intrinsics are being invoked in the test.
https://github.com/llvm/llvm-project/pull/101256
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