Author: Dávid Bolvanský Date: 2021-04-16T20:36:46+02:00 New Revision: 0daf27302518dcc521fae5cb5c7f72b783c13c35
URL: https://github.com/llvm/llvm-project/commit/0daf27302518dcc521fae5cb5c7f72b783c13c35 DIFF: https://github.com/llvm/llvm-project/commit/0daf27302518dcc521fae5cb5c7f72b783c13c35.diff LOG: [Builtins] Add memory allocation builtins (PR12543) Added: Modified: clang/include/clang/Basic/Builtins.def clang/test/CodeGen/builtins.c Removed: ################################################################################ diff --git a/clang/include/clang/Basic/Builtins.def b/clang/include/clang/Basic/Builtins.def index 8518f3789f51a..92da70ea05db3 100644 --- a/clang/include/clang/Basic/Builtins.def +++ b/clang/include/clang/Basic/Builtins.def @@ -529,6 +529,7 @@ BUILTIN(__builtin_rotateright32, "UZiUZiUZi", "nc") BUILTIN(__builtin_rotateright64, "UWiUWiUWi", "nc") // Random GCC builtins +BUILTIN(__builtin_calloc, "v*zz", "nF") BUILTIN(__builtin_constant_p, "i.", "nctu") BUILTIN(__builtin_classify_type, "i.", "nctu") BUILTIN(__builtin___CFStringMakeConstantString, "FC*cC*", "nc") @@ -542,6 +543,8 @@ BUILTIN(__builtin_bcmp, "ivC*vC*z", "Fn") BUILTIN(__builtin_bcopy, "vv*v*z", "n") BUILTIN(__builtin_bzero, "vv*z", "nF") BUILTIN(__builtin_fprintf, "iP*cC*.", "Fp:1:") +BUILTIN(__builtin_free, "vv*", "nF") +BUILTIN(__builtin_malloc, "v*z", "nF") BUILTIN(__builtin_memchr, "v*vC*iz", "nF") BUILTIN(__builtin_memcmp, "ivC*vC*z", "nF") BUILTIN(__builtin_memcpy, "v*v*vC*z", "nF") @@ -577,6 +580,7 @@ BUILTIN(__builtin_wmemchr, "w*wC*wz", "nF") BUILTIN(__builtin_wmemcmp, "iwC*wC*z", "nF") BUILTIN(__builtin_wmemcpy, "w*w*wC*z", "nF") BUILTIN(__builtin_wmemmove, "w*w*wC*z", "nF") +BUILTIN(__builtin_realloc, "v*v*z", "nF") BUILTIN(__builtin_return_address, "v*IUi", "n") BUILTIN(__builtin_extract_return_addr, "v*v*", "n") BUILTIN(__builtin_frame_address, "v*IUi", "n") @@ -586,8 +590,9 @@ BUILTIN(__builtin_longjmp, "vv**i", "r") BUILTIN(__builtin_unwind_init, "v", "") BUILTIN(__builtin_eh_return_data_regno, "iIi", "nc") BUILTIN(__builtin_snprintf, "ic*zcC*.", "nFp:2:") -BUILTIN(__builtin_vsprintf, "ic*cC*a", "nFP:1:") +BUILTIN(__builtin_sprintf, "ic*cC*.", "nFP:1:") BUILTIN(__builtin_vsnprintf, "ic*zcC*a", "nFP:2:") +BUILTIN(__builtin_vsprintf, "ic*cC*a", "nFP:1:") BUILTIN(__builtin_thread_pointer, "v*", "nc") BUILTIN(__builtin_launder, "v*v*", "nt") LANGBUILTIN(__builtin_is_constant_evaluated, "b", "n", CXX_LANG) diff --git a/clang/test/CodeGen/builtins.c b/clang/test/CodeGen/builtins.c index 2bb4a500dde5b..9ecb4a2a3c0a8 100644 --- a/clang/test/CodeGen/builtins.c +++ b/clang/test/CodeGen/builtins.c @@ -91,11 +91,15 @@ int main() { char s0[10], s1[] = "Hello"; V(strcat, (s0, s1)); V(strcmp, (s0, s1)); + V(strdup, (s0)); V(strncat, (s0, s1, n)); + V(strndup, (s0, n)); V(strchr, (s0, s1[0])); V(strrchr, (s0, s1[0])); V(strcpy, (s0, s1)); V(strncpy, (s0, s1, n)); + V(sprintf, (s0, "%s", s1)); + V(snprintf, (s0, n, "%s", s1)); // Object size checking V(__memset_chk, (s0, 0, sizeof s0, n)); @@ -438,6 +442,20 @@ void test_builtin_longjmp(void **buffer) { #endif +// CHECK-LABEL: define{{.*}} void @test_memory_builtins +void test_memory_builtins(int n) { + // CHECK: call i8* @malloc + void * p = __builtin_malloc(n); + // CHECK: call void @free + __builtin_free(p); + // CHECK: call i8* @calloc + p = __builtin_calloc(1, n); + // CHECK: call i8* @realloc + p = __builtin_realloc(p, n); + // CHECK: call void @free + __builtin_free(p); +} + // CHECK-LABEL: define{{.*}} i64 @test_builtin_readcyclecounter long long test_builtin_readcyclecounter() { // CHECK: call i64 @llvm.readcyclecounter() _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
