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// REQUIRES: x86-registered-target
// RUN: %clang_cc1 %s -triple i386-pc-windows-msvc -fms-extensions -S -o - | FileCheck %s
// Yes, this is an assembly test from Clang, because we need to make it all the
// way through code generation to know if our call became a direct, pc-relative
// call or an indirect call through memory.
int k(int);
__declspec(dllimport) int kimport(int);
int (*kptr)(int);
int (*gptr(void))(int);
int foo(void) {
// CHECK-LABEL: _foo:
int (*r)(int) = gptr();
// Simple case: direct call.
__asm call k;
// CHECK: calll _k
// Marginally harder: indirect calls, via dllimport or function pointer.
__asm call r;
// CHECK: calll *({{.*}})
__asm call kimport;
// CHECK: calll *({{.*}})
// Call through a global function pointer.
__asm call kptr;
// CHECK: calll *_kptr
}
int bar(void) {
// CHECK-LABEL: _bar:
__asm {
jmp k
ja k
JAE k
LOOP k
loope k
loopne k
};
// CHECK: jmp _k
// CHECK-NEXT: ja _k
// CHECK-NEXT: jae _k
// CHECK-NEXT: loop _k
// CHECK-NEXT: loope _k
// CHECK-NEXT: loopne _k
}
int baz(void) {
// CHECK-LABEL: _baz:
__asm mov eax, k;
// CHECK: movl _k, %eax
__asm mov eax, kptr;
// CHECK: movl _kptr, %eax
}
// Test that this asm blob doesn't require more registers than available. This
// has to be an LLVM code generation test.
void __declspec(naked) naked(void) {
__asm pusha
__asm call k
__asm popa
__asm ret
// CHECK-LABEL: _naked:
// CHECK: pushal
// CHECK-NEXT: calll _k
// CHECK-NEXT: popal
// CHECK-NEXT: retl
}
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