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[Clang][Sema] Extend test coverage for SVE/SME builtin usage. #156908

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Merged
merged 7 commits into from
Oct 8, 2025
Merged

[Clang][Sema] Extend test coverage for SVE/SME builtin usage. #156908

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c0320ff
[Clang][Sema] Extend test coverage for SVE/SME builtin usage.
paulwalker-arm Aug 15, 2025
50547e8
Reformat aarch64_builtins_test_generator.py
paulwalker-arm Sep 4, 2025
6f7ac62
Fix issues reported by mypy.
paulwalker-arm Sep 4, 2025
ea8c80b
Reduce required python version to 3.7.
paulwalker-arm Sep 5, 2025
1e2ddfa
Implement review comments.
paulwalker-arm Sep 9, 2025
0269a02
Fix typo and emit message for unexpected literal types.
paulwalker-arm Sep 30, 2025
4365005
Fix typo in emit_streaming_guard_run_lines description.
paulwalker-arm Oct 3, 2025
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6 changes: 6 additions & 0 deletions clang/include/clang/Basic/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -159,6 +159,9 @@ clang_tablegen(arm_mve_builtin_aliases.inc -gen-arm-mve-builtin-aliases
clang_tablegen(arm_sve_builtins.inc -gen-arm-sve-builtins
SOURCE arm_sve.td
TARGET ClangARMSveBuiltins)
clang_tablegen(arm_sve_builtins.json -gen-arm-sve-builtins-json
SOURCE arm_sve.td
TARGET ClangARMSveBuiltinsJSON)
clang_tablegen(arm_sve_builtin_cg.inc -gen-arm-sve-builtin-codegen
SOURCE arm_sve.td
TARGET ClangARMSveBuiltinCG)
Expand All @@ -174,6 +177,9 @@ clang_tablegen(arm_sve_streaming_attrs.inc -gen-arm-sve-streaming-attrs
clang_tablegen(arm_sme_builtins.inc -gen-arm-sme-builtins
SOURCE arm_sme.td
TARGET ClangARMSmeBuiltins)
clang_tablegen(arm_sme_builtins.json -gen-arm-sme-builtins-json
SOURCE arm_sme.td
TARGET ClangARMSmeBuiltinsJSON)
clang_tablegen(arm_sme_builtin_cg.inc -gen-arm-sme-builtin-codegen
SOURCE arm_sme.td
TARGET ClangARMSmeBuiltinCG)
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4 changes: 2 additions & 2 deletions clang/lib/Sema/SemaARM.cpp
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Expand Up @@ -603,8 +603,8 @@ static bool checkArmStreamingBuiltin(Sema &S, CallExpr *TheCall,
bool SatisfiesSME = Builtin::evaluateRequiredTargetFeatures(
StreamingBuiltinGuard, CallerFeatures);

if ((SatisfiesSVE && SatisfiesSME) ||
(SatisfiesSVE && FnType == SemaARM::ArmStreamingCompatible))
if (SatisfiesSVE && SatisfiesSME)
// Function type is irrelevant for streaming-agnostic builtins.
return false;
else if (SatisfiesSVE)
BuiltinType = SemaARM::ArmNonStreaming;
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11 changes: 5 additions & 6 deletions clang/test/CodeGen/AArch64/sve2-intrinsics/acle_sve2_rax1.c
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@@ -1,10 +1,9 @@
// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
// RUN: %clang_cc1 -fclang-abi-compat=latest -triple aarch64 -target-feature +sve -target-feature +sve2 -target-feature +sve-sha3 -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -fclang-abi-compat=latest -triple aarch64 -target-feature +sme -target-feature +sme2 -target-feature +sme2p1 -target-feature +sve-sha3 -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -fclang-abi-compat=latest -triple aarch64 -target-feature +sve -target-feature +sve2 -target-feature +sme2p1 -target-feature +sve-sha3 -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -fclang-abi-compat=latest -triple aarch64 -target-feature +sve -target-feature +sve2 -target-feature +sve-sha3 -O1 -Werror -Wall -emit-llvm -o - -x c++ %s | FileCheck %s -check-prefix=CPP-CHECK
// RUN: %clang_cc1 -fclang-abi-compat=latest -DSVE_OVERLOADED_FORMS -triple aarch64 -target-feature +sve -target-feature +sve2 -target-feature +sve-sha3 -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -fclang-abi-compat=latest -DSVE_OVERLOADED_FORMS -triple aarch64 -target-feature +sve -target-feature +sve2 -target-feature +sve-sha3 -O1 -Werror -Wall -emit-llvm -o - -x c++ %s | FileCheck %s -check-prefix=CPP-CHECK
// RUN: %clang_cc1 -fclang-abi-compat=latest -triple aarch64 -target-feature +sve -target-feature +sve-sha3 -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -fclang-abi-compat=latest -triple aarch64 -target-feature +sme -target-feature +sme2p1 -target-feature +sve-sha3 -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -fclang-abi-compat=latest -triple aarch64 -target-feature +sve -target-feature +sve-sha3 -O1 -Werror -Wall -emit-llvm -o - -x c++ %s | FileCheck %s -check-prefix=CPP-CHECK
// RUN: %clang_cc1 -fclang-abi-compat=latest -DSVE_OVERLOADED_FORMS -triple aarch64 -target-feature +sve -target-feature +sve-sha3 -O1 -Werror -Wall -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -fclang-abi-compat=latest -DSVE_OVERLOADED_FORMS -triple aarch64 -target-feature +sve -target-feature +sve-sha3 -O1 -Werror -Wall -emit-llvm -o - -x c++ %s | FileCheck %s -check-prefix=CPP-CHECK

// REQUIRES: aarch64-registered-target

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48 changes: 48 additions & 0 deletions clang/test/Sema/AArch64/arm_sme_streaming_compatible_sme.c
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@@ -0,0 +1,48 @@
// NOTE: File has been autogenerated by utils/aarch64_builtins_test_generator.py
// RUN: %clang_cc1 %s -fsyntax-only -triple aarch64-none-linux-gnu -target-feature +sme -verify
// expected-no-diagnostics

// REQUIRES: aarch64-registered-target

#include <arm_sme.h>

// Properties: guard="" streaming_guard="sme" flags="streaming-compatible,requires-za"

void test(void) __arm_inout("za"){
int64_t int64_t_val;
uint32_t uint32_t_val;
void * void_ptr_val;

svldr_vnum_za(uint32_t_val, void_ptr_val, int64_t_val);
svldr_za(uint32_t_val, void_ptr_val);
svstr_vnum_za(uint32_t_val, void_ptr_val, int64_t_val);
svstr_za(uint32_t_val, void_ptr_val);
svzero_mask_za(2);
svzero_za();
}

void test_streaming(void) __arm_streaming __arm_inout("za"){
int64_t int64_t_val;
uint32_t uint32_t_val;
void * void_ptr_val;

svldr_vnum_za(uint32_t_val, void_ptr_val, int64_t_val);
svldr_za(uint32_t_val, void_ptr_val);
svstr_vnum_za(uint32_t_val, void_ptr_val, int64_t_val);
svstr_za(uint32_t_val, void_ptr_val);
svzero_mask_za(2);
svzero_za();
}

void test_streaming_compatible(void) __arm_streaming_compatible __arm_inout("za"){
int64_t int64_t_val;
uint32_t uint32_t_val;
void * void_ptr_val;

svldr_vnum_za(uint32_t_val, void_ptr_val, int64_t_val);
svldr_za(uint32_t_val, void_ptr_val);
svstr_vnum_za(uint32_t_val, void_ptr_val, int64_t_val);
svstr_za(uint32_t_val, void_ptr_val);
svzero_mask_za(2);
svzero_za();
}
33 changes: 33 additions & 0 deletions clang/test/Sema/AArch64/arm_sme_streaming_compatible_sme_AND_sme2.c
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@@ -0,0 +1,33 @@
// NOTE: File has been autogenerated by utils/aarch64_builtins_test_generator.py
// RUN: %clang_cc1 %s -fsyntax-only -triple aarch64-none-linux-gnu -target-feature +sme -target-feature +sme2 -verify
// expected-no-diagnostics

// REQUIRES: aarch64-registered-target

#include <arm_sme.h>

// Properties: guard="" streaming_guard="sme,sme2" flags="streaming-compatible,requires-zt"

void test(void) __arm_inout("zt0"){
void * void_ptr_val;

svldr_zt(0, void_ptr_val);
svstr_zt(0, void_ptr_val);
svzero_zt(0);
}

void test_streaming(void) __arm_streaming __arm_inout("zt0"){
void * void_ptr_val;

svldr_zt(0, void_ptr_val);
svstr_zt(0, void_ptr_val);
svzero_zt(0);
}

void test_streaming_compatible(void) __arm_streaming_compatible __arm_inout("zt0"){
void * void_ptr_val;

svldr_zt(0, void_ptr_val);
svstr_zt(0, void_ptr_val);
svzero_zt(0);
}
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