-// RUN: %clang_cc1 %s -triple=x86_64-linux-gnu -S -verify -o - -D NEED_SSE42
+// RUN: %clang_cc1 %s -triple=x86_64-linux-gnu -S -verify -o - -D NEED_SSE41
// RUN: %clang_cc1 %s -triple=x86_64-linux-gnu -S -verify -o - -D NEED_AVX_1
// RUN: %clang_cc1 %s -triple=x86_64-linux-gnu -S -verify -o - -D NEED_AVX_2
// RUN: %clang_cc1 %s -triple=x86_64-linux-gnu -S -verify -o - -D NEED_AVX_3
#define __MM_MALLOC_H
#include <x86intrin.h>
-#if NEED_SSE42
+// Really, this needs AVX, but because targetting AVX includes all the SSE features too, and
+// features are sorted by hash function, and we just return the first missing feature, then we end
+// up returning the subfeature sse4.1 instead of avx.
+#if NEED_SSE41
int baz(__m256i a) {
- return _mm256_extract_epi32(a, 3); // expected-error {{always_inline function '_mm256_extract_epi32' requires target feature 'sse4.2', but would be inlined into function 'baz' that is compiled without support for 'sse4.2'}}
+ return _mm256_extract_epi32(a, 3); // expected-error {{always_inline function '_mm256_extract_epi32' requires target feature 'sse4.1', but would be inlined into function 'baz' that is compiled without support for 'sse4.1'}}
}
#endif
return a + 4;
}
int bar() {
- return foo(4); // expected-error {{always_inline function 'foo' requires target feature 'sse4.2', but would be inlined into function 'bar' that is compiled without support for 'sse4.2'}}
+ return foo(4); // expected-error {{always_inline function 'foo' requires target feature 'sse4.1', but would be inlined into function 'bar' that is compiled without support for 'sse4.1'}}
}
-
}
class string {};
+
struct Item {
void Nest();
string text();
struct NestedNode {
NestedNode* Nest();
NestedNode* next();
- string text() const;
+ // Note, this test is dependent on the order in which identifiers are passed
+ // to the typo corrector, which is based on the hash function used. For
+ // consistency, I am making the next keyword the first identifier returned.
+ string eext() const;
};
void f(NestedNode *node) {
// There are two equidistant, usable corrections for Next: next and Nest
NestedNode *next = node->Next(); // expected-error-re {{no member named 'Next' in 'initializerCorrections::NestedNode'{{$}}}}
}
+
}
namespace PR21669 {
std::vector<std::string> expected_files;
SmallString<16> PathStorage;
- llvm::sys::path::native("//net/dir/file1", PathStorage);
- expected_files.push_back(PathStorage.str());
llvm::sys::path::native("//net/dir/file2", PathStorage);
expected_files.push_back(PathStorage.str());
+ llvm::sys::path::native("//net/dir/file1", PathStorage);
+ expected_files.push_back(PathStorage.str());
EXPECT_EQ(expected_files,
getAllFiles("[{\"directory\":\"//net/dir\","
"\"command\":\"command\","
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/DataTypes.h"
+#include "llvm/Support/xxhash.h"
#include <iterator>
namespace llvm {
/// HashString - Hash function for strings.
///
-/// This is the Bernstein hash function.
-//
-// FIXME: Investigate whether a modified bernstein hash function performs
-// better: http://eternallyconfuzzled.com/tuts/algorithms/jsw_tut_hashing.aspx
-// X*33+c -> X*33^c
-static inline unsigned HashString(StringRef Str, unsigned Result = 0) {
- for (StringRef::size_type i = 0, e = Str.size(); i != e; ++i)
- Result = Result * 33 + (unsigned char)Str[i];
- return Result;
+/// Just fall back on xxHash64. Yes we drop the high bits on platforms where
+/// unsigned == 4 bytes (which includes x86_64), but xxHash64 already has good
+/// avalanching, so we wouldn't gain much if anything.
+static inline unsigned HashString(StringRef Str, unsigned Seed = 0) {
+ return xxHash64(Str, Seed);
}
/// Returns the English suffix for an ordinal integer (-st, -nd, -rd, -th).
#include "llvm/ADT/StringRef.h"
namespace llvm {
-uint64_t xxHash64(llvm::StringRef Data);
+uint64_t xxHash64(llvm::StringRef Data, uint64_t Seed = 0);
}
#endif
return Acc;
}
-uint64_t llvm::xxHash64(StringRef Data) {
+uint64_t llvm::xxHash64(StringRef Data, uint64_t Seed) {
size_t Len = Data.size();
- uint64_t Seed = 0;
const char *P = Data.data();
const char *const BEnd = P + Len;
uint64_t H64;
; Check that all the names are present in the output
; CHECK: Hash = 0x00597841
-; CHECK: Name: {{[0-9a-f]*}} "is"
; CHECK: Name: {{[0-9a-f]*}} "k1"
+; CHECK: Name: {{[0-9a-f]*}} "is"
; CHECK: Hash = 0xa4b42a1e
-; CHECK: Name: {{[0-9a-f]*}} "_ZN5clang23DataRecursiveASTVisitorIN12_GLOBAL__N_124UnusedBackingIvarCheckerEE26TraverseCUDAKernelCallExprEPNS_18CUDAKernelCallExprE"
; CHECK: Name: {{[0-9a-f]*}} "_ZN4llvm16DenseMapIteratorIPNS_10MDLocationENS_6detail13DenseSetEmptyENS_10MDNodeInfoIS1_EENS3_12DenseSetPairIS2_EELb0EE23AdvancePastEmptyBucketsEv"
+; CHECK: Name: {{[0-9a-f]*}} "_ZN5clang23DataRecursiveASTVisitorIN12_GLOBAL__N_124UnusedBackingIvarCheckerEE26TraverseCUDAKernelCallExprEPNS_18CUDAKernelCallExprE"
; CHECK: Hash = 0xeee7c0b2
; CHECK: Name: {{[0-9a-f]*}} "_ZNK4llvm12LivePhysRegs5printERNS_11raw_ostreamE"
; EMPTY-NEXT: Guid: {0B355641-86A0-A249-896F-9988FAE52FF0}
; EMPTY-NEXT: Features: 0x1
; EMPTY-NEXT: Named Streams {
-; EMPTY-NEXT: /names: 13
; EMPTY-NEXT: /LinkInfo: 5
+; EMPTY-NEXT: /names: 13
; EMPTY-NEXT: /src/headerblock: 9
; EMPTY-NEXT: }
; EMPTY-NEXT: }
; BIG-NEXT: Guid: {880ECC89-DF81-0B4F-839C-58CBD052E937}
; BIG-NEXT: Features: 0x1
; BIG-NEXT: Named Streams {
-; BIG-NEXT: /names: 13
; BIG-NEXT: /LinkInfo: 5
+; BIG-NEXT: /names: 13
; BIG-NEXT: /src/headerblock: 61
; BIG-NEXT: }
; BIG-NEXT: }
; ASM: .section .debug_gnu_pubnames
; ASM: .byte 32 # Kind: VARIABLE, EXTERNAL
+; ASM: .byte 32 # Kind: VARIABLE, EXTERNAL
; ASM-NEXT: .asciz "global_variable" # External Name
; ASM: .section .debug_gnu_pubtypes
; CHECK-LABEL: .debug_gnu_pubnames contents:
; CHECK-NEXT: length = {{.*}} version = 0x0002 unit_offset = 0x00000000 unit_size = {{.*}}
; CHECK-NEXT: Offset Linkage Kind Name
+; CHECK-NEXT: [[ANON_INNER_B]] STATIC VARIABLE "(anonymous namespace)::inner::b"
+; CHECK-NEXT: [[MEM_FUNC]] EXTERNAL FUNCTION "C::member_function"
+; CHECK-NEXT: [[OUTER]] EXTERNAL TYPE "outer"
+; CHECK-NEXT: [[GLOB_NS_VAR]] EXTERNAL VARIABLE "ns::global_namespace_variable"
+; CHECK-NEXT: [[GLOB_VAR]] EXTERNAL VARIABLE "global_variable"
+; CHECK-NEXT: EXTERNAL FUNCTION "f7"
+; CHECK-NEXT: [[OUTER_ANON]] EXTERNAL TYPE "outer::(anonymous namespace)"
; CHECK-NEXT: [[GLOBAL_FUNC]] EXTERNAL FUNCTION "global_function"
+; CHECK-NEXT: [[GLOB_NS_FUNC]] EXTERNAL FUNCTION "ns::global_namespace_function"
; CHECK-NEXT: [[NS]] EXTERNAL TYPE "ns"
+; CHECK-NEXT: [[ANON]] EXTERNAL TYPE "(anonymous namespace)"
; CHECK-NEXT: [[OUTER_ANON_C]] STATIC VARIABLE "outer::(anonymous namespace)::c"
+; CHECK-NEXT: [[D_VAR]] EXTERNAL VARIABLE "ns::d"
+; CHECK-NEXT: [[STATIC_MEM_FUNC]] EXTERNAL FUNCTION "C::static_member_function"
+; CHECK-NEXT: [[STATIC_MEM_VAR]] EXTERNAL VARIABLE "C::static_member_variable"
; CHECK-NEXT: [[ANON_I]] STATIC VARIABLE "(anonymous namespace)::i"
+; CHECK-NEXT: [[ANON_INNER]] EXTERNAL TYPE "(anonymous namespace)::inner"
+; CHECK-NEXT: EXTERNAL FUNCTION "f3"
; GCC Doesn't put local statics in pubnames, but it seems not unreasonable and
; comes out naturally from LLVM's implementation, so I'm OK with it for now. If
; it's demonstrated that this is a major size concern or degrades debug info
; consumer behavior, feel free to change it.
; CHECK-NEXT: [[F3_Z]] STATIC VARIABLE "f3::z"
-; CHECK-NEXT: [[ANON]] EXTERNAL TYPE "(anonymous namespace)"
-; CHECK-NEXT: [[OUTER_ANON]] EXTERNAL TYPE "outer::(anonymous namespace)"
-; CHECK-NEXT: [[ANON_INNER_B]] STATIC VARIABLE "(anonymous namespace)::inner::b"
-; CHECK-NEXT: [[OUTER]] EXTERNAL TYPE "outer"
-; CHECK-NEXT: [[MEM_FUNC]] EXTERNAL FUNCTION "C::member_function"
-; CHECK-NEXT: [[GLOB_VAR]] EXTERNAL VARIABLE "global_variable"
-; CHECK-NEXT: [[GLOB_NS_VAR]] EXTERNAL VARIABLE "ns::global_namespace_variable"
-; CHECK-NEXT: [[ANON_INNER]] EXTERNAL TYPE "(anonymous namespace)::inner"
-; CHECK-NEXT: [[D_VAR]] EXTERNAL VARIABLE "ns::d"
-; CHECK-NEXT: [[GLOB_NS_FUNC]] EXTERNAL FUNCTION "ns::global_namespace_function"
-; CHECK-NEXT: [[STATIC_MEM_VAR]] EXTERNAL VARIABLE "C::static_member_variable"
-; CHECK-NEXT: [[STATIC_MEM_FUNC]] EXTERNAL FUNCTION "C::static_member_function"
; CHECK-LABEL: debug_gnu_pubtypes contents:
; CHECK: Offset Linkage Kind Name