From 4ac639ebb0172560f6719f3eed45d1a3f054efe5 Mon Sep 17 00:00:00 2001 From: comex Date: Fri, 16 Jan 2015 06:32:58 -0500 Subject: and now for something completely different: assembly maybestret-IMPL forwarding functions for atomicity --- test/test-imp-forwarding.m | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 test/test-imp-forwarding.m (limited to 'test/test-imp-forwarding.m') diff --git a/test/test-imp-forwarding.m b/test/test-imp-forwarding.m new file mode 100644 index 0000000..da2ece2 --- /dev/null +++ b/test/test-imp-forwarding.m @@ -0,0 +1,26 @@ +#include "../lib/objc.c" +#include +#include + +static void imp1(id self, SEL sel, int a, int b) { + printf("imp1: self=%p sel=%s a=%d b=%d\n", self, sel_getName(sel), a, b); +} + +struct big { + int x[10]; +}; + +static struct big imp2(id self, SEL sel, int a, int b) { + printf("imp2: self=%p sel=%s a=%d b=%d\n", self, sel_getName(sel), a, b); + return (struct big) {{0}}; +} + +int main() { + IMP old = (IMP) imp1; + SEL sel = @selector(some); + struct temp_block_literal temp_block = get_temp_block(&old, sel); + IMP new = imp_implementationWithBlock((id) &temp_block); + ((void (*)(id, SEL, int, int)) new)(@"foo", sel, 1, 2); + old = (IMP) imp2; + ((struct big (*)(id, SEL, int, int)) new)(@"bar", sel, 1, 2); +} -- cgit v1.2.3