53 lines
2.0 KiB
Plaintext
53 lines
2.0 KiB
Plaintext
// The test checks code generation for extern "C" function definitions on CPU.
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// Check CPU one-target compilation:
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// RUN: %{ispc} %s --target=avx2-i32x8 --emit-llvm-text --nowrap -o - | FileCheck %s -check-prefix=CHECK_CPU
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// Check CPU multi-target compilation:
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// RUN: %{ispc} %s --target=avx2-i32x8,avx1-i32x8 --emit-llvm-text --nowrap -o %t.ll
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// RUN: FileCheck %s -check-prefix=CHECK_MULTI_CPU --input-file=%t.ll
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// RUN: FileCheck %s -check-prefix=CHECK_MULTI_CPU1 --input-file=%t_avx.ll
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// Not-mangled definition of extern function only
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// CHECK_CPU: <8 x i32> @extern_func_def(
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// CHECK_CPU-NOT: <8 x i32> @extern_func_def__
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// CHECK_CPU: declare <8 x i32> @extern_func_decl
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// CHECK_CPU: void @export_func_def__
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// CHECK_CPU: void @ispc_task__
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// CHECK_CPU: void @export_func_def(
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// CHECK_MULTI_CPU: declare void @export_func_def_avx(
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// CHECK_MULTI_CPU: declare void @export_func_def_avx2(
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// CHECK_MULTI_CPU: define void @export_func_def(
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// Dispatch function must be generated for extern C definitions
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// CHECK_MULTI_CPU: declare <8 x i32> @extern_func_def_avx(
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// CHECK_MULTI_CPU: declare <8 x i32> @extern_func_def_avx2(
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// CHECK_MULTI_CPU: define <8 x i32> @extern_func_def(
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// CHECK_MULTI_CPU1: declare <8 x i32> @extern_func_def(
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// CHECK_MULTI_CPU1: declare <8 x i32> @extern_func_decl(
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// CHECK_MULTI_CPU1-NOT: define <8 x i32> @extern_func_def(
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// CHECK_MULTI_CPU1: define void @ispc_task___
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// CHECK_MULTI_CPU1: call void @export_func_def__
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// CHECK_MULTI_CPU1: call <8 x i32> @extern_func_def(
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// CHECK_MULTI_CPU1: call <8 x i32> @extern_func_decl(
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// CHECK_MULTI_CPU1: define <8 x i32> @extern_func_def_avx(
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// REQUIRES: X86_ENABLED
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extern "C" int extern_func_def(uniform float RET[], int b) {
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return RET[b]*100;
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}
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extern "C" int extern_func_decl(uniform float RET[], int b);
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noinline export void export_func_def(uniform float RET[]) {
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RET[programIndex] = programIndex;
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}
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task void ispc_task(uniform float RET[]) {
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export_func_def(RET);
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RET[programIndex] = extern_func_def(RET, programIndex);
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RET[programIndex] += extern_func_decl(RET, programIndex);
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}
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