Nontemporal.cpp
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// Test frontend handling of nontemporal builtins.
// RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm %s -o - | FileCheck %s
signed char sc;
unsigned char uc;
signed short ss;
unsigned short us;
signed int si;
unsigned int ui;
signed long long sll;
unsigned long long ull;
float f1, f2;
double d1, d2;
float __attribute__((vector_size(16))) vf1, vf2;
char __attribute__((vector_size(8))) vc1, vc2;
bool b1, b2;
void test_all_sizes(void) // CHECK-LABEL: test_all_sizes
{
__builtin_nontemporal_store(true, &b1); // CHECK: store i8 1, i8* @b1, align 1, !nontemporal
__builtin_nontemporal_store(b1, &b2); // CHECK: store i8{{.*}}, align 1, !nontemporal
__builtin_nontemporal_store(1, &uc); // CHECK: store i8{{.*}}align 1, !nontemporal
__builtin_nontemporal_store(1, &sc); // CHECK: store i8{{.*}}align 1, !nontemporal
__builtin_nontemporal_store(1, &us); // CHECK: store i16{{.*}}align 2, !nontemporal
__builtin_nontemporal_store(1, &ss); // CHECK: store i16{{.*}}align 2, !nontemporal
__builtin_nontemporal_store(1, &ui); // CHECK: store i32{{.*}}align 4, !nontemporal
__builtin_nontemporal_store(1, &si); // CHECK: store i32{{.*}}align 4, !nontemporal
__builtin_nontemporal_store(1, &ull); // CHECK: store i64{{.*}}align 8, !nontemporal
__builtin_nontemporal_store(1, &sll); // CHECK: store i64{{.*}}align 8, !nontemporal
__builtin_nontemporal_store(1.0, &f1); // CHECK: store float{{.*}}align 4, !nontemporal
__builtin_nontemporal_store(1.0, &d1); // CHECK: store double{{.*}}align 8, !nontemporal
__builtin_nontemporal_store(vf1, &vf2); // CHECK: store <4 x float>{{.*}}align 16, !nontemporal
__builtin_nontemporal_store(vc1, &vc2); // CHECK: store <8 x i8>{{.*}}align 8, !nontemporal
b1 = __builtin_nontemporal_load(&b2); // CHECK: load i8{{.*}}align 1, !nontemporal
uc = __builtin_nontemporal_load(&sc); // CHECK: load i8{{.*}}align 1, !nontemporal
sc = __builtin_nontemporal_load(&uc); // CHECK: load i8{{.*}}align 1, !nontemporal
us = __builtin_nontemporal_load(&ss); // CHECK: load i16{{.*}}align 2, !nontemporal
ss = __builtin_nontemporal_load(&us); // CHECK: load i16{{.*}}align 2, !nontemporal
ui = __builtin_nontemporal_load(&si); // CHECK: load i32{{.*}}align 4, !nontemporal
si = __builtin_nontemporal_load(&ui); // CHECK: load i32{{.*}}align 4, !nontemporal
ull = __builtin_nontemporal_load(&sll); // CHECK: load i64{{.*}}align 8, !nontemporal
sll = __builtin_nontemporal_load(&ull); // CHECK: load i64{{.*}}align 8, !nontemporal
f1 = __builtin_nontemporal_load(&f2); // CHECK: load float{{.*}}align 4, !nontemporal
d1 = __builtin_nontemporal_load(&d2); // CHECK: load double{{.*}}align 8, !nontemporal
vf2 = __builtin_nontemporal_load(&vf1); // CHECK: load <4 x float>{{.*}}align 16, !nontemporal
vc2 = __builtin_nontemporal_load(&vc1); // CHECK: load <8 x i8>{{.*}}align 8, !nontemporal
}