From fbdff974fe7d2040c25dee1d35781f7e70d87d6c Mon Sep 17 00:00:00 2001 From: xleroy Date: Mon, 29 Apr 2013 07:51:00 +0000 Subject: Revert suppression of __builtin_{read,write}_reversed for x86 and ARM, for compatibility with earlier CompCert versions. But don't use them in PackedStructs. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2216 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e --- test/regression/builtins-ia32.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'test/regression/builtins-ia32.c') diff --git a/test/regression/builtins-ia32.c b/test/regression/builtins-ia32.c index 43e45668..1408444f 100644 --- a/test/regression/builtins-ia32.c +++ b/test/regression/builtins-ia32.c @@ -5,6 +5,7 @@ int main(int argc, char ** argv) { unsigned int x = 0x12345678; + unsigned int y = 0xDEADBEEF; double a = 3.14159; double b = 2.718; unsigned short s = 0x1234; @@ -16,6 +17,13 @@ int main(int argc, char ** argv) printf("fmin(%f, %f) = %f\n", a, b, __builtin_fmin(a, b)); printf("fmax(%f, %f) = %f\n", a, b, __builtin_fmax(a, b)); + printf ("read_16_rev = %x\n", __builtin_read16_reversed(&s)); + printf ("read_32_rev = %x\n", __builtin_read32_reversed(&y)); + __builtin_write16_reversed(&s, 0x789A); + printf ("after write_16_rev: %x\n", s); + __builtin_write32_reversed(&y, 0x12345678); + printf ("after write_32_rev: %x\n", y); + return 0; } -- cgit