This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG2315e9874c92: [AArch64][Driver][SVE] Push missing SVE
feature error from driver to frontend (authored by peterwaller-arm).
Herald added a subscriber: NickHung.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D92487/new/
https://reviews.llvm.org/D92487
Files:
clang/include/clang/Basic/DiagnosticDriverKinds.td
clang/include/clang/Basic/DiagnosticSemaKinds.td
clang/lib/Driver/ToolChains/Arch/AArch64.cpp
clang/lib/Sema/SemaType.cpp
clang/test/Driver/aarch64-sve-vector-bits.c
clang/test/Sema/arm-vector-types-support.c
clang/test/Sema/neon-vector-types-support.c
Index: clang/test/Sema/neon-vector-types-support.c
===================================================================
--- clang/test/Sema/neon-vector-types-support.c
+++ /dev/null
@@ -1,4 +0,0 @@
-// RUN: %clang_cc1 %s -triple armv7 -fsyntax-only -verify
-
-typedef __attribute__((neon_vector_type(2))) int int32x2_t; // expected-error{{'neon_vector_type' attribute is not supported for this target}}
-typedef __attribute__((neon_polyvector_type(16))) short poly8x16_t; // expected-error{{'neon_polyvector_type' attribute is not supported for this target}}
Index: clang/test/Sema/arm-vector-types-support.c
===================================================================
--- /dev/null
+++ clang/test/Sema/arm-vector-types-support.c
@@ -0,0 +1,5 @@
+// RUN: %clang_cc1 %s -triple armv7 -fsyntax-only -verify
+
+typedef __attribute__((neon_vector_type(2))) int int32x2_t; // expected-error{{'neon_vector_type' attribute is not supported on targets missing 'neon' or 'mve'; specify an appropriate -march= or -mcpu=}}
+typedef __attribute__((neon_polyvector_type(16))) short poly8x16_t; // expected-error{{'neon_polyvector_type' attribute is not supported on targets missing 'neon' or 'mve'; specify an appropriate -march= or -mcpu=}}
+typedef __attribute__((arm_sve_vector_bits(256))) void nosveflag; // expected-error{{'arm_sve_vector_bits' attribute is not supported on targets missing 'sve'; specify an appropriate -march= or -mcpu=}}
Index: clang/test/Driver/aarch64-sve-vector-bits.c
===================================================================
--- clang/test/Driver/aarch64-sve-vector-bits.c
+++ clang/test/Driver/aarch64-sve-vector-bits.c
@@ -22,21 +22,6 @@
// CHECK-2048: "-msve-vector-bits=2048"
// CHECK-SCALABLE-NOT: "-msve-vector-bits=
-// Bail out if -msve-vector-bits is specified without SVE enabled
-// -----------------------------------------------------------------------------
-// RUN: %clang -c %s -### -target aarch64-none-linux-gnu -msve-vector-bits=128 \
-// RUN: 2>&1 | FileCheck --check-prefix=CHECK-NO-SVE-ERROR %s
-// RUN: %clang -c %s -### -target aarch64-none-linux-gnu -msve-vector-bits=256 \
-// RUN: 2>&1 | FileCheck --check-prefix=CHECK-NO-SVE-ERROR %s
-// RUN: %clang -c %s -### -target aarch64-none-linux-gnu -msve-vector-bits=512 \
-// RUN: 2>&1 | FileCheck --check-prefix=CHECK-NO-SVE-ERROR %s
-// RUN: %clang -c %s -### -target aarch64-none-linux-gnu -msve-vector-bits=1024 \
-// RUN: 2>&1 | FileCheck --check-prefix=CHECK-NO-SVE-ERROR %s
-// RUN: %clang -c %s -### -target aarch64-none-linux-gnu -msve-vector-bits=2048 \
-// RUN: 2>&1 | FileCheck --check-prefix=CHECK-NO-SVE-ERROR %s
-
-// CHECK-NO-SVE-ERROR: error: '-msve-vector-bits' is not supported without SVE enabled
-
// Error out if an unsupported value is passed to -msve-vector-bits.
// -----------------------------------------------------------------------------
// RUN: %clang -c %s -### -target aarch64-none-linux-gnu -march=armv8-a+sve \
Index: clang/lib/Sema/SemaType.cpp
===================================================================
--- clang/lib/Sema/SemaType.cpp
+++ clang/lib/Sema/SemaType.cpp
@@ -7799,7 +7799,8 @@
// not to need a separate attribute)
if (!S.Context.getTargetInfo().hasFeature("neon") &&
!S.Context.getTargetInfo().hasFeature("mve")) {
- S.Diag(Attr.getLoc(), diag::err_attribute_unsupported) << Attr;
+ S.Diag(Attr.getLoc(), diag::err_attribute_unsupported)
+ << Attr << "'neon' or 'mve'";
Attr.setInvalid();
return;
}
@@ -7842,7 +7843,7 @@
Sema &S) {
// Target must have SVE.
if (!S.Context.getTargetInfo().hasFeature("sve")) {
- S.Diag(Attr.getLoc(), diag::err_attribute_unsupported) << Attr;
+ S.Diag(Attr.getLoc(), diag::err_attribute_unsupported) << Attr << "'sve'";
Attr.setInvalid();
return;
}
Index: clang/lib/Driver/ToolChains/Arch/AArch64.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Arch/AArch64.cpp
+++ clang/lib/Driver/ToolChains/Arch/AArch64.cpp
@@ -381,12 +381,6 @@
if (V8_6Pos != std::end(Features))
V8_6Pos = Features.insert(std::next(V8_6Pos), {"+i8mm", "+bf16"});
- bool HasSve = llvm::is_contained(Features, "+sve");
- // -msve-vector-bits=<bits> flag is valid only if SVE is enabled.
- if (Args.hasArg(options::OPT_msve_vector_bits_EQ))
- if (!HasSve)
- D.Diag(diag::err_drv_invalid_sve_vector_bits);
-
if (Arg *A = Args.getLastArg(options::OPT_mno_unaligned_access,
options::OPT_munaligned_access)) {
if (A->getOption().matches(options::OPT_mno_unaligned_access))
Index: clang/include/clang/Basic/DiagnosticSemaKinds.td
===================================================================
--- clang/include/clang/Basic/DiagnosticSemaKinds.td
+++ clang/include/clang/Basic/DiagnosticSemaKinds.td
@@ -2843,7 +2843,8 @@
"attribute ignored">,
InGroup<IgnoredAttributes>;
def err_attribute_unsupported
- : Error<"%0 attribute is not supported for this target">;
+ : Error<"%0 attribute is not supported on targets missing %1;"
+ " specify an appropriate -march= or -mcpu=">;
// The err_*_attribute_argument_not_int are separate because they're used by
// VerifyIntegerConstantExpression.
def err_aligned_attribute_argument_not_int : Error<
Index: clang/include/clang/Basic/DiagnosticDriverKinds.td
===================================================================
--- clang/include/clang/Basic/DiagnosticDriverKinds.td
+++ clang/include/clang/Basic/DiagnosticDriverKinds.td
@@ -534,9 +534,6 @@
def err_drv_invalid_object_mode : Error<"OBJECT_MODE setting %0 is not recognized and is not a valid setting.">;
-def err_drv_invalid_sve_vector_bits : Error<
- "'-msve-vector-bits' is not supported without SVE enabled">;
-
def err_aix_default_altivec_abi : Error<
"The default Altivec ABI on AIX is not yet supported, use '-mabi=vec-extabi' for the extended Altivec ABI">;
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