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[HLSL] Add NativeInt16Type langopt to control whether short type is supported. Enabled by default for all but HLSL. #165584

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Merged
merged 8 commits into from
Oct 31, 2025
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[HLSL] Add NativeInt16Type langopt to control whether short type is supported. Enabled by default for all but HLSL. #165584

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6556b1d
Add a new langopt NativeInt16Type to control support for 16 bit integ…
spall Oct 27, 2025
9b51d47
Merge branch 'main' into issue-81779
spall Oct 29, 2025
80e6f1c
address pr comment
spall Oct 29, 2025
ce43550
update test
spall Oct 30, 2025
0c8334e
update test again
spall Oct 30, 2025
9a7be01
Merge branch 'main' into issue-81779
spall Oct 30, 2025
18ee79b
add test and comment in response to feedback
spall Oct 30, 2025
aa612df
Merge branch 'main' into issue-81779
spall Oct 31, 2025
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1 change: 1 addition & 0 deletions clang/include/clang/Basic/LangOptions.def
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Expand Up @@ -216,6 +216,7 @@ LANGOPT(OpenCLGenericAddressSpace, 1, 0, NotCompatible, "OpenCL generic keyword"
LANGOPT(OpenCLPipes , 1, 0, NotCompatible, "OpenCL pipes language constructs and built-ins")
LANGOPT(NativeHalfType , 1, 0, NotCompatible, "Native half type support")
LANGOPT(NativeHalfArgsAndReturns, 1, 0, NotCompatible, "Native half args and returns")
LANGOPT(NativeInt16Type , 1, 1, NotCompatible, "Native int 16 type support")
LANGOPT(CUDA , 1, 0, NotCompatible, "CUDA")
LANGOPT(HIP , 1, 0, NotCompatible, "HIP")
LANGOPT(OpenMP , 32, 0, NotCompatible, "OpenMP support and version of OpenMP (31, 40 or 45)")
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7 changes: 6 additions & 1 deletion clang/include/clang/Driver/Options.td
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Expand Up @@ -8626,6 +8626,11 @@ def fobjc_subscripting_legacy_runtime : Flag<["-"], "fobjc-subscripting-legacy-r
def vtordisp_mode_EQ : Joined<["-"], "vtordisp-mode=">,
HelpText<"Control vtordisp placement on win32 targets">,
MarshallingInfoInt<LangOpts<"VtorDispMode">, "1">;
def fnative_int16_type : Flag<["-"], "fnative-int16-type">,
HelpText<"Use 16 bit integer types">,
// This option is implied unless we are in HLSL lang mode
ImpliedByAnyOf<[!strconcat("!", hlsl.KeyPath)]>,
MarshallingInfoFlag<LangOpts<"NativeInt16Type">>;
def fnative_half_type: Flag<["-"], "fnative-half-type">,
HelpText<"Use the native half type for __fp16 instead of promoting to float">,
MarshallingInfoFlag<LangOpts<"NativeHalfType">>,
Expand Down Expand Up @@ -9518,7 +9523,7 @@ def emit_pristine_llvm : DXCFlag<"emit-pristine-llvm">,
HelpText<"Emit pristine LLVM IR from the frontend by not running any LLVM passes at all."
"Same as -S + -emit-llvm + -disable-llvm-passes.">;
def fcgl : DXCFlag<"fcgl">, Alias<emit_pristine_llvm>;
def enable_16bit_types : DXCFlag<"enable-16bit-types">, Alias<fnative_half_type>,
def enable_16bit_types : DXCFlag<"enable-16bit-types">,
HelpText<"Enable 16-bit types and disable min precision types."
"Available in HLSL 2018 and shader model 6.2.">;
def fdx_rootsignature_version :
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1 change: 1 addition & 0 deletions clang/lib/Driver/ToolChains/Clang.cpp
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Expand Up @@ -3708,6 +3708,7 @@ static void RenderHLSLOptions(const ArgList &Args, ArgStringList &CmdArgs,
options::OPT_emit_obj,
options::OPT_disable_llvm_passes,
options::OPT_fnative_half_type,
options::OPT_fnative_int16_type,
options::OPT_hlsl_entrypoint,
options::OPT_fdx_rootsignature_define,
options::OPT_fdx_rootsignature_version,
Expand Down
9 changes: 9 additions & 0 deletions clang/lib/Driver/ToolChains/HLSL.cpp
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Expand Up @@ -498,6 +498,15 @@ HLSLToolChain::TranslateArgs(const DerivedArgList &Args, StringRef BoundArch,
continue;
}

if (A->getOption().getID() == options::OPT_enable_16bit_types) {
// Translate -enable-16bit-types into -fnative-half-type and
// -fnative-int16-type
DAL->AddFlagArg(nullptr, Opts.getOption(options::OPT_fnative_half_type));
DAL->AddFlagArg(nullptr, Opts.getOption(options::OPT_fnative_int16_type));
A->claim();
continue;
}

DAL->append(A);
}

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11 changes: 8 additions & 3 deletions clang/lib/Frontend/CompilerInvocation.cpp
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Expand Up @@ -4600,7 +4600,8 @@ bool CompilerInvocation::ParseLangArgs(LangOptions &Opts, ArgList &Args,
// Validate that if fnative-half-type is given, that
// the language standard is at least hlsl2018, and that
// the target shader model is at least 6.2.
if (Args.getLastArg(OPT_fnative_half_type)) {
if (Args.getLastArg(OPT_fnative_half_type) ||
Args.getLastArg(OPT_fnative_int16_type)) {
const LangStandard &Std =
LangStandard::getLangStandardForKind(Opts.LangStd);
if (!(Opts.LangStd >= LangStandard::lang_hlsl2018 &&
Expand All @@ -4614,12 +4615,16 @@ bool CompilerInvocation::ParseLangArgs(LangOptions &Opts, ArgList &Args,
Diags.Report(diag::err_drv_hlsl_bad_shader_unsupported)
<< VulkanEnv << T.getOSName() << T.str();
}
if (Args.getLastArg(OPT_fnative_half_type)) {
if (Args.getLastArg(OPT_fnative_half_type) ||
Args.getLastArg(OPT_fnative_int16_type)) {
const char *Str = Args.getLastArg(OPT_fnative_half_type)
? "-fnative-half-type"
: "-fnative-int16-type";
const LangStandard &Std =
LangStandard::getLangStandardForKind(Opts.LangStd);
if (!(Opts.LangStd >= LangStandard::lang_hlsl2018))
Diags.Report(diag::err_drv_hlsl_16bit_types_unsupported)
<< "-fnative-half-type" << false << Std.getName();
<< Str << false << Std.getName();
}
} else {
llvm_unreachable("expected DXIL or SPIR-V target");
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2 changes: 1 addition & 1 deletion clang/lib/Frontend/InitPreprocessor.cpp
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Expand Up @@ -399,7 +399,7 @@ static void InitializeStandardPredefinedMacros(const TargetInfo &TI,
Builder.defineMacro("__HLSL_202y",
Twine((unsigned)LangOptions::HLSLLangStd::HLSL_202y));

if (LangOpts.NativeHalfType)
if (LangOpts.NativeHalfType && LangOpts.NativeInt16Type)
Builder.defineMacro("__HLSL_ENABLE_16_BIT", "1");

// Shader target information
Expand Down
7 changes: 7 additions & 0 deletions clang/lib/Parse/ParseDecl.cpp
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Expand Up @@ -4248,6 +4248,13 @@ void Parser::ParseDeclarationSpecifiers(

// type-specifier
case tok::kw_short:
if (!getLangOpts().NativeInt16Type) {
Diag(Tok, diag::err_unknown_typename) << Tok.getName();
DS.SetTypeSpecError();
DS.SetRangeEnd(Tok.getLocation());
ConsumeToken();
goto DoneWithDeclSpec;
}
isInvalid = DS.SetTypeSpecWidth(TypeSpecifierWidth::Short, Loc, PrevSpec,
DiagID, Policy);
break;
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2 changes: 1 addition & 1 deletion clang/test/AST/HLSL/packoffset.hlsl
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@@ -1,4 +1,4 @@
// RUN: %clang_cc1 -triple dxil-unknown-shadermodel6.3-library -S -finclude-default-header -fnative-half-type -ast-dump -x hlsl %s | FileCheck %s
// RUN: %clang_cc1 -triple dxil-unknown-shadermodel6.3-library -S -finclude-default-header -fnative-half-type -fnative-int16-type -ast-dump -x hlsl %s | FileCheck %s


// CHECK: HLSLBufferDecl {{.*}} cbuffer A
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2 changes: 1 addition & 1 deletion clang/test/AST/HLSL/vk.spec-constant.usage.hlsl
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@@ -1,4 +1,4 @@
// RUN: %clang_cc1 -finclude-default-header -triple spirv-unknown-vulkan-compute -x hlsl -ast-dump -o - %s | FileCheck %s
// RUN: %clang_cc1 -finclude-default-header -fnative-int16-type -triple spirv-unknown-vulkan-compute -x hlsl -ast-dump -o - %s | FileCheck %s

// CHECK: VarDecl {{.*}} bool_const 'const hlsl_private bool' static cinit
// CHECK-NEXT: CallExpr {{.*}} 'bool'
Expand Down
2 changes: 1 addition & 1 deletion clang/test/CodeGenHLSL/BasicFeatures/StructElementwiseCast.hlsl
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@@ -1,4 +1,4 @@
// RUN: %clang_cc1 -finclude-default-header -fnative-half-type -triple dxil-pc-shadermodel6.3-library -x hlsl -emit-llvm -disable-llvm-passes -o - %s | FileCheck %s
// RUN: %clang_cc1 -finclude-default-header -fnative-half-type -fnative-int16-type -triple dxil-pc-shadermodel6.3-library -x hlsl -emit-llvm -disable-llvm-passes -o - %s | FileCheck %s

struct S {
int X;
Expand Down
4 changes: 2 additions & 2 deletions clang/test/CodeGenHLSL/BasicFeatures/frem_modulo.hlsl
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@@ -1,8 +1,8 @@
// RUN: %clang_cc1 -finclude-default-header -triple dxil-pc-shadermodel6.3-library %s \
// RUN: -fnative-half-type -emit-llvm -disable-llvm-passes -o - | \
// RUN: -fnative-half-type -fnative-int16-type -emit-llvm -disable-llvm-passes -o - | \
// RUN: FileCheck %s
// RUN: %clang_cc1 -finclude-default-header -triple spirv-unknown-vulkan-compute %s \
// RUN: -fnative-half-type -emit-llvm -disable-llvm-passes -o - | \
// RUN: -fnative-half-type -fnative-int16-type -emit-llvm -disable-llvm-passes -o - | \
// RUN: FileCheck %s

half2 half_vec_mod_by_int(half2 p1) {
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4 changes: 2 additions & 2 deletions clang/test/CodeGenHLSL/HLSLControlFlowHint.hlsl
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@@ -1,5 +1,5 @@
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple dxil-pc-shadermodel6.3-library %s -fnative-half-type -emit-llvm -o - | FileCheck %s
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple spirv-vulkan-library %s -fnative-half-type -emit-llvm -o - | FileCheck %s
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple dxil-pc-shadermodel6.3-library %s -fnative-half-type -fnative-int16-type -emit-llvm -o - | FileCheck %s
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple spirv-vulkan-library %s -fnative-half-type -fnative-int16-type -emit-llvm -o - | FileCheck %s

// CHECK: define {{.*}} i32 {{.*}}test_branch{{.*}}(i32 {{.*}} [[VALD:%.*]])
// CHECK: [[PARAM:%.*]] = load i32, ptr [[VALD]].addr, align 4
Expand Down
2 changes: 1 addition & 1 deletion clang/test/CodeGenHLSL/Operators/logical-not.hlsl
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@@ -1,4 +1,4 @@
// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.6-library -disable-llvm-passes -emit-llvm -finclude-default-header -fnative-half-type -o - %s | FileCheck %s
// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.6-library -disable-llvm-passes -emit-llvm -finclude-default-header -fnative-half-type -fnative-int16-type -o - %s | FileCheck %s

// CHECK-LABEL: case1
// CHECK: [[ToBool:%.*]] = icmp ne <2 x i32> {{.*}}, zeroinitializer
Expand Down
4 changes: 2 additions & 2 deletions clang/test/CodeGenHLSL/basic_types.hlsl
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@@ -1,8 +1,8 @@
// RUN: %clang_cc1 -std=hlsl2021 -finclude-default-header -x hlsl -triple \
// RUN: dxil-pc-shadermodel6.3-library %s -fnative-half-type \
// RUN: dxil-pc-shadermodel6.3-library %s -fnative-half-type -fnative-int16-type \
// RUN: -emit-llvm -disable-llvm-passes -o - | FileCheck %s
// RUN: %clang_cc1 -std=hlsl2021 -finclude-default-header -x hlsl -triple \
// RUN: dxil-pc-shadermodel6.3-library %s -fnative-half-type \
// RUN: dxil-pc-shadermodel6.3-library %s -fnative-half-type -fnative-int16-type \
// RUN: -emit-llvm -disable-llvm-passes -o - -DNAMESPACED| FileCheck %s


Expand Down
4 changes: 2 additions & 2 deletions clang/test/CodeGenHLSL/builtins/WaveActiveAllTrue.hlsl
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@@ -1,7 +1,7 @@
// RUN: %clang_cc1 -finclude-default-header -fnative-half-type -triple \
// RUN: %clang_cc1 -finclude-default-header -fnative-half-type -fnative-int16-type -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 -finclude-default-header -fnative-half-type -triple \
// RUN: %clang_cc1 -finclude-default-header -fnative-half-type -fnative-int16-type -triple \
// RUN: spirv-pc-vulkan-compute %s -emit-llvm -disable-llvm-passes -o - | \
// RUN: FileCheck %s --check-prefixes=CHECK,CHECK-SPIRV

Expand Down
4 changes: 2 additions & 2 deletions clang/test/CodeGenHLSL/builtins/WaveActiveAnyTrue.hlsl
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@@ -1,7 +1,7 @@
// RUN: %clang_cc1 -finclude-default-header -fnative-half-type -triple \
// RUN: %clang_cc1 -finclude-default-header -fnative-half-type -fnative-int16-type -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 -finclude-default-header -fnative-half-type -triple \
// RUN: %clang_cc1 -finclude-default-header -fnative-half-type -fnative-int16-type -triple \
// RUN: spirv-pc-vulkan-compute %s -emit-llvm -disable-llvm-passes -o - | \
// RUN: FileCheck %s --check-prefixes=CHECK,CHECK-SPIRV

Expand Down
4 changes: 2 additions & 2 deletions clang/test/CodeGenHLSL/builtins/WaveReadLaneAt.hlsl
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@@ -1,7 +1,7 @@
// RUN: %clang_cc1 -std=hlsl2021 -finclude-default-header -fnative-half-type -triple \
// RUN: %clang_cc1 -std=hlsl2021 -finclude-default-header -fnative-half-type -fnative-int16-type -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 -fnative-half-type -triple \
// RUN: %clang_cc1 -std=hlsl2021 -finclude-default-header -fnative-half-type -fnative-int16-type -triple \
// RUN: spirv-pc-vulkan-compute %s -emit-llvm -disable-llvm-passes -o - | \
// RUN: FileCheck %s --check-prefixes=CHECK,CHECK-SPIRV

Expand Down
2 changes: 1 addition & 1 deletion clang/test/CodeGenHLSL/builtins/abs.hlsl
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@@ -1,5 +1,5 @@
// RUN: %clang_cc1 -finclude-default-header -triple dxil-pc-shadermodel6.3-library %s \
// RUN: -fnative-half-type -emit-llvm -disable-llvm-passes -o - | \
// RUN: -fnative-half-type -fnative-int16-type -emit-llvm -disable-llvm-passes -o - | \
// RUN: FileCheck %s --check-prefixes=CHECK,NATIVE_HALF
// RUN: %clang_cc1 -finclude-default-header -triple dxil-pc-shadermodel6.3-library %s \
// RUN: -emit-llvm -disable-llvm-passes -o - | \
Expand Down
2 changes: 1 addition & 1 deletion clang/test/CodeGenHLSL/builtins/acos.hlsl
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@@ -1,5 +1,5 @@
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple \
// RUN: dxil-pc-shadermodel6.3-library %s -fnative-half-type \
// RUN: dxil-pc-shadermodel6.3-library %s -fnative-half-type -fnative-int16-type \
// RUN: -emit-llvm -disable-llvm-passes -o - | FileCheck %s \
// RUN: --check-prefixes=CHECK,NATIVE_HALF
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple \
Expand Down
4 changes: 2 additions & 2 deletions clang/test/CodeGenHLSL/builtins/all.hlsl
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@@ -1,5 +1,5 @@
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple \
// RUN: spirv-unknown-vulkan-compute %s -fnative-half-type \
// RUN: spirv-unknown-vulkan-compute %s -fnative-half-type -fnative-int16-type \
// RUN: -emit-llvm -disable-llvm-passes -o - | FileCheck %s \
// RUN: --check-prefixes=CHECK,NATIVE_HALF \
// RUN: -DFNATTRS="hidden spir_func noundef" -DTARGET=spv
Expand All @@ -8,7 +8,7 @@
// RUN: -o - | FileCheck %s --check-prefixes=CHECK \
// RUN: -DFNATTRS="hidden spir_func noundef" -DTARGET=spv
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple \
// RUN: dxil-pc-shadermodel6.3-library %s -fnative-half-type \
// RUN: dxil-pc-shadermodel6.3-library %s -fnative-half-type -fnative-int16-type \
// RUN: -emit-llvm -disable-llvm-passes -o - | FileCheck %s \
// RUN: --check-prefixes=CHECK,NATIVE_HALF \
// RUN: -DFNATTRS="hidden noundef" -DTARGET=dx
Expand Down
8 changes: 4 additions & 4 deletions clang/test/CodeGenHLSL/builtins/any.hlsl
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@@ -1,19 +1,19 @@
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple \
// RUN: spirv-unknown-vulkan-compute %s -fnative-half-type \
// RUN: spirv-unknown-vulkan-compute %s -fnative-half-type -fnative-int16-type \
// RUN: -emit-llvm -disable-llvm-passes -o - | FileCheck %s \
// RUN: --check-prefixes=CHECK,NATIVE_HALF \
// RUN: -DFNATTRS="hidden spir_func noundef" -DTARGET=spv
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple \
// RUN: spirv-unknown-vulkan-compute %s -emit-llvm -disable-llvm-passes \
// RUN: spirv-unknown-vulkan-compute %s -fnative-int16-type -emit-llvm -disable-llvm-passes \
// RUN: -o - | FileCheck %s --check-prefixes=CHECK \
// RUN: -DFNATTRS="hidden spir_func noundef" -DTARGET=spv
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple \
// RUN: dxil-pc-shadermodel6.3-library %s -fnative-half-type \
// RUN: dxil-pc-shadermodel6.3-library %s -fnative-half-type -fnative-int16-type \
// RUN: -emit-llvm -disable-llvm-passes -o - | FileCheck %s \
// RUN: --check-prefixes=CHECK,NATIVE_HALF \
// RUN: -DFNATTRS="hidden noundef" -DTARGET=dx
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple \
// RUN: dxil-pc-shadermodel6.3-library %s -emit-llvm -disable-llvm-passes \
// RUN: dxil-pc-shadermodel6.3-library %s -fnative-int16-type -emit-llvm -disable-llvm-passes \
// RUN: -o - | FileCheck %s --check-prefixes=CHECK \
// RUN: -DFNATTRS="hidden noundef" -DTARGET=dx

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2 changes: 1 addition & 1 deletion clang/test/CodeGenHLSL/builtins/asfloat.hlsl
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@@ -1,4 +1,4 @@
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple dxil-pc-shadermodel6.3-library %s -fnative-half-type -emit-llvm -O1 -o - | FileCheck %s
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple dxil-pc-shadermodel6.3-library %s -fnative-half-type -fnative-int16-type -emit-llvm -O1 -o - | FileCheck %s

// CHECK: define {{.*}}test_uint{{.*}}(i32 {{.*}} [[VAL:%.*]]){{.*}}
// CHECK: bitcast i32 [[VAL]] to float
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2 changes: 1 addition & 1 deletion clang/test/CodeGenHLSL/builtins/asin.hlsl
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@@ -1,5 +1,5 @@
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple \
// RUN: dxil-pc-shadermodel6.3-library %s -fnative-half-type \
// RUN: dxil-pc-shadermodel6.3-library %s -fnative-half-type -fnative-int16-type \
// RUN: -emit-llvm -disable-llvm-passes -o - | FileCheck %s \
// RUN: --check-prefixes=CHECK,NATIVE_HALF
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple \
Expand Down
2 changes: 1 addition & 1 deletion clang/test/CodeGenHLSL/builtins/asint.hlsl
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// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple dxil-pc-shadermodel6.3-library %s -fnative-half-type -emit-llvm -O1 -o - | FileCheck %s
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple dxil-pc-shadermodel6.3-library %s -fnative-half-type -fnative-int16-type -emit-llvm -O1 -o - | FileCheck %s

// CHECK: define {{.*}}test_int{{.*}}(i32 {{.*}} [[VAL:%.*]]){{.*}}
// CHECK-NOT: bitcast
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2 changes: 1 addition & 1 deletion clang/test/CodeGenHLSL/builtins/asint16.hlsl
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@@ -1,4 +1,4 @@
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple dxil-pc-shadermodel6.2-library %s -fnative-half-type -emit-llvm -O1 -o - | FileCheck %s
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple dxil-pc-shadermodel6.2-library %s -fnative-half-type -fnative-int16-type -emit-llvm -O1 -o - | FileCheck %s

//CHECK-LABEL: define {{.*}}test_ints
//CHECK-SAME: {{.*}}(i16 {{.*}} [[VAL:%.*]]){{.*}}
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2 changes: 1 addition & 1 deletion clang/test/CodeGenHLSL/builtins/asuint.hlsl
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// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple dxil-pc-shadermodel6.3-library %s -fnative-half-type -emit-llvm -O1 -o - | FileCheck %s
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple dxil-pc-shadermodel6.3-library %s -fnative-half-type -fnative-int16-type -emit-llvm -O1 -o - | FileCheck %s

// CHECK: define {{.*}}test_uint{{.*}}(i32 {{.*}} [[VAL:%.*]]){{.*}}
// CHECK-NOT: bitcast
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2 changes: 1 addition & 1 deletion clang/test/CodeGenHLSL/builtins/asuint16.hlsl
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// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple dxil-pc-shadermodel6.2-library %s -fnative-half-type -emit-llvm -O1 -o - | FileCheck %s
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple dxil-pc-shadermodel6.2-library %s -fnative-half-type -fnative-int16-type -emit-llvm -O1 -o - | FileCheck %s

//CHECK-LABEL: define {{.*}}test_ints
//CHECK-SAME: {{.*}}(i16 {{.*}} [[VAL:%.*]]){{.*}}
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2 changes: 1 addition & 1 deletion clang/test/CodeGenHLSL/builtins/atan.hlsl
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// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple \
// RUN: dxil-pc-shadermodel6.3-library %s -fnative-half-type \
// RUN: dxil-pc-shadermodel6.3-library %s -fnative-half-type -fnative-int16-type \
// RUN: -emit-llvm -disable-llvm-passes -o - | FileCheck %s \
// RUN: --check-prefixes=CHECK,NATIVE_HALF
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple \
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2 changes: 1 addition & 1 deletion clang/test/CodeGenHLSL/builtins/atan2.hlsl
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// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple \
// RUN: dxil-pc-shadermodel6.3-library %s -fnative-half-type \
// RUN: dxil-pc-shadermodel6.3-library %s -fnative-half-type -fnative-int16-type \
// RUN: -emit-llvm -disable-llvm-passes -o - | FileCheck %s \
// RUN: --check-prefixes=CHECK,NATIVE_HALF
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple \
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2 changes: 1 addition & 1 deletion clang/test/CodeGenHLSL/builtins/ceil.hlsl
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// RUN: %clang_cc1 -finclude-default-header -triple dxil-pc-shadermodel6.3-library %s \
// RUN: -fnative-half-type -emit-llvm -disable-llvm-passes -o - | \
// RUN: -fnative-half-type -fnative-int16-type -emit-llvm -disable-llvm-passes -o - | \
// RUN: FileCheck %s --check-prefixes=CHECK,NATIVE_HALF
// RUN: %clang_cc1 -finclude-default-header -triple dxil-pc-shadermodel6.3-library %s \
// RUN: -emit-llvm -disable-llvm-passes -o - | \
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2 changes: 1 addition & 1 deletion clang/test/CodeGenHLSL/builtins/clamp-builtin.hlsl
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// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple dxil-pc-shadermodel6.3-library %s -fnative-half-type -emit-llvm -disable-llvm-passes -o - | FileCheck %s
// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple dxil-pc-shadermodel6.3-library %s -fnative-half-type -fnative-int16-type -emit-llvm -disable-llvm-passes -o - | FileCheck %s


// CHECK-LABEL: builtin_clamp_half
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4 changes: 2 additions & 2 deletions clang/test/CodeGenHLSL/builtins/clamp-overloads.hlsl
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// RUN: %clang_cc1 -std=hlsl202x -finclude-default-header -triple dxil-pc-shadermodel6.3-library %s \
// RUN: -fnative-half-type -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,NATIVE_HALF \
// RUN: -fnative-half-type -fnative-int16-type -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,NATIVE_HALF \
// RUN: -DTARGET=dx -DFNATTRS="hidden noundef" -DFFNATTRS="nofpclass(nan inf)"

// RUN: %clang_cc1 -std=hlsl202x -finclude-default-header -triple dxil-pc-shadermodel6.3-library %s \
// RUN: -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,NO_HALF \
// RUN: -DTARGET=dx -DFNATTRS="hidden noundef" -DFFNATTRS="nofpclass(nan inf)"

// RUN: %clang_cc1 -std=hlsl202x -finclude-default-header -triple spirv-unknown-vulkan-compute %s \
// RUN: -fnative-half-type -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,NATIVE_HALF \
// RUN: -fnative-half-type -fnative-int16-type -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,NATIVE_HALF \
// RUN: -DTARGET=spv -DFNATTRS="hidden spir_func noundef" -DFFNATTRS="nofpclass(nan inf)"

// RUN: %clang_cc1 -std=hlsl202x -finclude-default-header -triple spirv-unknown-vulkan-compute %s \
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