1 // REQUIRES: mips-registered-target
2 // RUN: %clang_cc1 -triple mips-linux-gnu -emit-llvm -o - %s | FileCheck %s
3
4 int data;
5
m()6 void m () {
7 asm("lw $1, %0" :: "m"(data));
8 // CHECK: call void asm sideeffect "lw $$1, $0", "*m,~{$1}"(i32* @data)
9 }
10
ZC()11 void ZC () {
12 asm("ll $1, %0" :: "ZC"(data));
13 // CHECK: call void asm sideeffect "ll $$1, $0", "*^ZC,~{$1}"(i32* @data)
14 }
15
R()16 void R () {
17 asm("lw $1, %0" :: "R"(data));
18 // CHECK: call void asm sideeffect "lw $$1, $0", "*R,~{$1}"(i32* @data)
19 }
20
additionalClobberedRegisters()21 int additionalClobberedRegisters () {
22 int temp0;
23 asm volatile(
24 "mfhi %[temp0], $ac1 \n\t"
25 : [temp0]"=&r"(temp0)
26 :
27 : "memory", "t0", "t1", "$ac1hi", "$ac1lo", "$ac2hi", "$ac2lo", "$ac3hi", "$ac3lo"
28 );
29 return 0;
30 // CHECK: call i32 asm sideeffect "mfhi $0, $$ac1 \0A\09", "=&r,~{memory},~{$8},~{$9},~{$ac1hi},~{$ac1lo},~{$ac2hi},~{$ac2lo},~{$ac3hi},~{$ac3lo},~{$1}"
31 }
32