1// RUN: %clang_cc1 -triple s390x-linux-gnu -O2 -emit-llvm -o - %s | FileCheck %s 2 3unsigned int gi; 4unsigned long gl; 5 6void test_store_m(unsigned int i) { 7 asm("st %1, %0" : "=m" (gi) : "r" (i)); 8// CHECK-LABEL: define void @test_store_m(i32 zeroext %i) 9// CHECK: call void asm "st $1, $0", "=*m,r"(i32* @gi, i32 %i) 10} 11 12void test_store_Q(unsigned int i) { 13 asm("st %1, %0" : "=Q" (gi) : "r" (i)); 14// CHECK-LABEL: define void @test_store_Q(i32 zeroext %i) 15// CHECK: call void asm "st $1, $0", "=*Q,r"(i32* @gi, i32 %i) 16} 17 18void test_store_R(unsigned int i) { 19 asm("st %1, %0" : "=R" (gi) : "r" (i)); 20// CHECK-LABEL: define void @test_store_R(i32 zeroext %i) 21// CHECK: call void asm "st $1, $0", "=*R,r"(i32* @gi, i32 %i) 22} 23 24void test_store_S(unsigned int i) { 25 asm("st %1, %0" : "=S" (gi) : "r" (i)); 26// CHECK-LABEL: define void @test_store_S(i32 zeroext %i) 27// CHECK: call void asm "st $1, $0", "=*S,r"(i32* @gi, i32 %i) 28} 29 30void test_store_T(unsigned int i) { 31 asm("st %1, %0" : "=T" (gi) : "r" (i)); 32// CHECK-LABEL: define void @test_store_T(i32 zeroext %i) 33// CHECK: call void asm "st $1, $0", "=*T,r"(i32* @gi, i32 %i) 34} 35 36int test_load_m() { 37 unsigned int i; 38 asm("l %0, %1" : "=r" (i) : "m" (gi)); 39 return i; 40// CHECK-LABEL: define signext i32 @test_load_m() 41// CHECK: call i32 asm "l $0, $1", "=r,*m"(i32* @gi) 42} 43 44int test_load_Q() { 45 unsigned int i; 46 asm("l %0, %1" : "=r" (i) : "Q" (gi)); 47 return i; 48// CHECK-LABEL: define signext i32 @test_load_Q() 49// CHECK: call i32 asm "l $0, $1", "=r,*Q"(i32* @gi) 50} 51 52int test_load_R() { 53 unsigned int i; 54 asm("l %0, %1" : "=r" (i) : "R" (gi)); 55 return i; 56// CHECK-LABEL: define signext i32 @test_load_R() 57// CHECK: call i32 asm "l $0, $1", "=r,*R"(i32* @gi) 58} 59 60int test_load_S() { 61 unsigned int i; 62 asm("l %0, %1" : "=r" (i) : "S" (gi)); 63 return i; 64// CHECK-LABEL: define signext i32 @test_load_S() 65// CHECK: call i32 asm "l $0, $1", "=r,*S"(i32* @gi) 66} 67 68int test_load_T() { 69 unsigned int i; 70 asm("l %0, %1" : "=r" (i) : "T" (gi)); 71 return i; 72// CHECK-LABEL: define signext i32 @test_load_T() 73// CHECK: call i32 asm "l $0, $1", "=r,*T"(i32* @gi) 74} 75 76void test_mI(unsigned char *c) { 77 asm volatile("cli %0, %1" :: "Q" (*c), "I" (100)); 78// CHECK-LABEL: define void @test_mI(i8* %c) 79// CHECK: call void asm sideeffect "cli $0, $1", "*Q,I"(i8* %c, i32 100) 80} 81 82unsigned int test_dJa(unsigned int i, unsigned int j) { 83 asm("sll %0, %2(%3)" : "=d" (i) : "0" (i), "J" (1000), "a" (j)); 84 return i; 85// CHECK-LABEL: define zeroext i32 @test_dJa(i32 zeroext %i, i32 zeroext %j) 86// CHECK: call i32 asm "sll $0, $2($3)", "=d,0,J,a"(i32 %i, i32 1000, i32 %j) 87} 88 89unsigned long test_rK(unsigned long i) { 90 asm("aghi %0, %2" : "=r" (i) : "0" (i), "K" (-30000)); 91 return i; 92// CHECK-LABEL: define i64 @test_rK(i64 %i) 93// CHECK: call i64 asm "aghi $0, $2", "=r,0,K"(i64 %i, i32 -30000) 94} 95 96unsigned long test_rL(unsigned long i) { 97 asm("sllg %0, %1, %2" : "=r" (i) : "r" (i), "L" (500000)); 98 return i; 99// CHECK-LABEL: define i64 @test_rL(i64 %i) 100// CHECK: call i64 asm "sllg $0, $1, $2", "=r,r,L"(i64 %i, i32 500000) 101} 102 103void test_M() { 104 asm volatile("#FOO %0" :: "M"(0x7fffffff)); 105// CHECK-LABEL: define void @test_M() 106// CHECK: call void asm sideeffect "#FOO $0", "M"(i32 2147483647) 107} 108 109float test_f32(float f, float g) { 110 asm("aebr %0, %2" : "=f" (f) : "0" (f), "f" (g)); 111 return f; 112// CHECK-LABEL: define float @test_f32(float %f, float %g) 113// CHECK: call float asm "aebr $0, $2", "=f,0,f"(float %f, float %g) 114} 115 116double test_f64(double f, double g) { 117 asm("adbr %0, %2" : "=f" (f) : "0" (f), "f" (g)); 118 return f; 119// CHECK-LABEL: define double @test_f64(double %f, double %g) 120// CHECK: call double asm "adbr $0, $2", "=f,0,f"(double %f, double %g) 121} 122 123long double test_f128(long double f, long double g) { 124 asm("axbr %0, %2" : "=f" (f) : "0" (f), "f" (g)); 125 return f; 126// CHECK: define void @test_f128(fp128* noalias nocapture sret [[DEST:%.*]], fp128* nocapture readonly, fp128* nocapture readonly) 127// CHECK: %f = load fp128* %0 128// CHECK: %g = load fp128* %1 129// CHECK: [[RESULT:%.*]] = tail call fp128 asm "axbr $0, $2", "=f,0,f"(fp128 %f, fp128 %g) 130// CHECK: store fp128 [[RESULT]], fp128* [[DEST]] 131} 132