56 lines · c
1// REQUIRES: arm-registered-target2// RUN: %clang_cc1 -triple armv6-unknown-unknown -emit-llvm -o - %s | FileCheck %s3 4void test0(void) {5 asm volatile("mov r0, r0" :: );6}7void test1(void) {8 asm volatile("mov r0, r0" :::9 "cc", "memory" );10}11void test2(void) {12 asm volatile("mov r0, r0" :::13 "r0", "r1", "r2", "r3");14 asm volatile("mov r0, r0" :::15 "r4", "r5", "r6", "r8");16}17void test3(void) {18 asm volatile("mov r0, r0" :::19 "a1", "a2", "a3", "a4");20 asm volatile("mov r0, r0" :::21 "v1", "v2", "v3", "v5");22}23 24 25// {} should not be treated as asm variants.26void test4(float *a, float *b) {27 // CHECK: @test428 // CHECK: call void asm sideeffect "vld1.32 {d8[],d9[]}, 29 __asm__ volatile (30 "vld1.32 {d8[],d9[]}, [%1,:32] \n\t"31 "vst1.32 {q4}, [%0,:128] \n\t"32 :: "r"(a), "r"(b));33}34 35// {sp, lr, pc} are the canonical names for {r13, r14, r15}.36//37// CHECK: @test538// CHECK: call void asm sideeffect "", "~{sp},~{lr},~{pc},~{sp},~{lr},~{pc}"()39void test5() {40 __asm__("" : : : "r13", "r14", "r15", "sp", "lr", "pc");41}42 43// CHECK: @test644// CHECK: call void asm sideeffect "", "45// CHECK: ~{s0},~{s1},~{s2},~{s3},~{s4},~{s5},~{s6},~{s7},46// CHECK: ~{s8},~{s9},~{s10},~{s11},~{s12},~{s13},~{s14},~{s15},47// CHECK: ~{s16},~{s17},~{s18},~{s19},~{s20},~{s21},~{s22},~{s23},48// CHECK: ~{s24},~{s25},~{s26},~{s27},~{s28},~{s29},~{s30},~{s31}"()49void test6() {50 __asm__("" : : :51 "s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7",52 "s8", "s9", "s10", "s11", "s12", "s13", "s14", "s15",53 "s16", "s17", "s18", "s19", "s20", "s21", "s22", "s23",54 "s24", "s25", "s26", "s27", "s28", "s29", "s30", "s31");55}56