| // RUN: %clang_cc1 -triple armv7-apple-darwin -emit-llvm %s -o - | FileCheck %s |
| |
| // CHECK: call i32 asm "foo0", {{.*}} [[READNONE:#[0-9]+]] |
| // CHECK: call i32 asm "foo1", {{.*}} [[READNONE]] |
| // CHECK: call i32 asm "foo2", {{.*}} [[NOATTRS:#[0-9]+]] |
| // CHECK: call i32 asm sideeffect "foo3", {{.*}} [[NOATTRS]] |
| // CHECK: call i32 asm "foo4", {{.*}} [[READONLY:#[0-9]+]] |
| // CHECK: call i32 asm "foo5", {{.*}} [[READONLY]] |
| // CHECK: call i32 asm "foo6", {{.*}} [[NOATTRS]] |
| // CHECK: call void asm sideeffect "foo7", {{.*}} [[NOATTRS]] |
| // CHECK: call void asm "foo8", {{.*}} [[NOATTRS]] |
| |
| // CHECK: attributes [[READNONE]] = { nounwind readnone } |
| // CHECK: attributes [[NOATTRS]] = { nounwind } |
| // CHECK: attributes [[READONLY]] = { nounwind readonly } |
| |
| int g0, g1; |
| |
| struct S { |
| int i; |
| } g2; |
| |
| void test_attrs(int a) { |
| __asm__ ("foo0" : "=r"(g1) : "r"(a)); |
| __asm__ ("foo1" : "=r"(g1) : "r"(a) : "cc"); |
| __asm__ ("foo2" : "=r"(g1) : "r"(a) : "memory"); |
| __asm__ volatile("foo3" : "=r"(g1) : "r"(a)); |
| __asm__ ("foo4" : "=r"(g1) : "r"(a), "m"(g0)); |
| __asm__ ("foo5" : "=r"(g1) : "r"(a), "Q"(g0)); |
| __asm__ ("foo6" : "=r"(g1), "=m"(g0) : "r"(a)); |
| __asm__ ("foo7" : : "r"(a)); |
| __asm__ ("foo8" : "=r"(g2) : "r"(a)); |
| } |
