LGTM! 在 2023/9/9 下午4:20, Xi Ruoyao 写道:
The generic code will split 16-byte copy into two 8-byte copies, so the vector code wouldn't be used even if -mno-strict-align. This contradicted with the purpose of this test case.gcc/testsuite/ChangeLog: * gcc.target/loongarch/memcpy-vec-3.c: Increase the amount of copied bytes to 32. --- gcc/testsuite/gcc.target/loongarch/memcpy-vec-3.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/gcc/testsuite/gcc.target/loongarch/memcpy-vec-3.c b/gcc/testsuite/gcc.target/loongarch/memcpy-vec-3.c index 233ed215078..db2ea510b09 100644 --- a/gcc/testsuite/gcc.target/loongarch/memcpy-vec-3.c +++ b/gcc/testsuite/gcc.target/loongarch/memcpy-vec-3.c @@ -3,4 +3,4 @@ /* { dg-final { scan-assembler-not "vst" } } */extern char a[], b[];-void test() { __builtin_memcpy(a, b, 16); } +void test() { __builtin_memcpy(a, b, 32); }
