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| // RUN: %clang_cc1 -emit-llvm -o %t %s
// RUN: not grep __builtin %t
// RUN: %clang_cc1 %s -emit-llvm -o - -triple x86_64-darwin-apple | FileCheck %s
int printf(const char *, ...);
void p(char *str, int x) {
printf("%s: %d\n", str, x);
}
void q(char *str, double x) {
printf("%s: %f\n", str, x);
}
void r(char *str, void *ptr) {
printf("%s: %p\n", str, ptr);
}
int random(void);
int main() {
int N = random();
#define P(n,args) p(#n #args, __builtin_##n args)
#define Q(n,args) q(#n #args, __builtin_##n args)
#define R(n,args) r(#n #args, __builtin_##n args)
#define V(n,args) p(#n #args, (__builtin_##n args, 0))
P(types_compatible_p, (int, float));
P(choose_expr, (0, 10, 20));
P(constant_p, (sizeof(10)));
P(expect, (N == 12, 0));
V(prefetch, (&N));
V(prefetch, (&N, 1));
V(prefetch, (&N, 1, 0));
// Numeric Constants
Q(huge_val, ());
Q(huge_valf, ());
Q(huge_vall, ());
Q(inf, ());
Q(inff, ());
Q(infl, ());
P(fpclassify, (0, 1, 2, 3, 4, 1.0));
P(fpclassify, (0, 1, 2, 3, 4, 1.0f));
P(fpclassify, (0, 1, 2, 3, 4, 1.0l));
Q(nan, (""));
Q(nanf, (""));
Q(nanl, (""));
Q(nans, (""));
Q(nan, ("10"));
Q(nanf, ("10"));
Q(nanl, ("10"));
Q(nans, ("10"));
P(isgreater, (1., 2.));
P(isgreaterequal, (1., 2.));
P(isless, (1., 2.));
P(islessequal, (1., 2.));
P(islessgreater, (1., 2.));
P(isunordered, (1., 2.));
P(isinf, (1.));
P(isinf_sign, (1.));
P(isnan, (1.));
// Bitwise & Numeric Functions
P(abs, (N));
P(clz, (N));
P(clzl, (N));
P(clzll, (N));
P(ctz, (N));
P(ctzl, (N));
P(ctzll, (N));
P(ffs, (N));
P(ffsl, (N));
P(ffsll, (N));
P(parity, (N));
P(parityl, (N));
P(parityll, (N));
P(popcount, (N));
P(popcountl, (N));
P(popcountll, (N));
Q(powi, (1.2f, N));
Q(powif, (1.2f, N));
Q(powil, (1.2f, N));
// Lib functions
int a, b, n = random(); // Avoid optimizing out.
char s0[10], s1[] = "Hello";
V(strcat, (s0, s1));
V(strcmp, (s0, s1));
V(strncat, (s0, s1, n));
V(strchr, (s0, s1[0]));
V(strrchr, (s0, s1[0]));
V(strcpy, (s0, s1));
V(strncpy, (s0, s1, n));
// Object size checking
V(__memset_chk, (s0, 0, sizeof s0, n));
V(__memcpy_chk, (s0, s1, sizeof s0, n));
V(__memmove_chk, (s0, s1, sizeof s0, n));
V(__mempcpy_chk, (s0, s1, sizeof s0, n));
V(__strncpy_chk, (s0, s1, sizeof s0, n));
V(__strcpy_chk, (s0, s1, n));
s0[0] = 0;
V(__strcat_chk, (s0, s1, n));
P(object_size, (s0, 0));
P(object_size, (s0, 1));
P(object_size, (s0, 2));
P(object_size, (s0, 3));
// Whatever
P(bswap16, (N));
P(bswap32, (N));
P(bswap64, (N));
// CHECK: @llvm.bitreverse.i8
// CHECK: @llvm.bitreverse.i16
// CHECK: @llvm.bitreverse.i32
// CHECK: @llvm.bitreverse.i64
P(bitreverse8, (N));
P(bitreverse16, (N));
P(bitreverse32, (N));
P(bitreverse64, (N));
// FIXME
// V(clear_cache, (&N, &N+1));
V(trap, ());
R(extract_return_addr, (&N));
P(signbit, (1.0));
R(launder, (&N));
return 0;
}
void foo() {
__builtin_strcat(0, 0);
}
// CHECK-LABEL: define void @bar(
void bar() {
float f;
double d;
long double ld;
// LLVM's hex representation of float constants is really unfortunate;
// basically it does a float-to-double "conversion" and then prints the
// hex form of that. That gives us weird artifacts like exponents
// that aren't numerically similar to the original exponent and
// significand bit-patterns that are offset by three bits (because
// the exponent was expanded from 8 bits to 11).
//
// 0xAE98 == 1010111010011000
// 0x15D3 == 1010111010011
f = __builtin_huge_valf(); // CHECK: float 0x7FF0000000000000
d = __builtin_huge_val(); // CHECK: double 0x7FF0000000000000
ld = __builtin_huge_vall(); // CHECK: x86_fp80 0xK7FFF8000000000000000
f = __builtin_nanf(""); // CHECK: float 0x7FF8000000000000
d = __builtin_nan(""); // CHECK: double 0x7FF8000000000000
ld = __builtin_nanl(""); // CHECK: x86_fp80 0xK7FFFC000000000000000
f = __builtin_nanf("0xAE98"); // CHECK: float 0x7FF815D300000000
d = __builtin_nan("0xAE98"); // CHECK: double 0x7FF800000000AE98
ld = __builtin_nanl("0xAE98"); // CHECK: x86_fp80 0xK7FFFC00000000000AE98
f = __builtin_nansf(""); // CHECK: float 0x7FF4000000000000
d = __builtin_nans(""); // CHECK: double 0x7FF4000000000000
ld = __builtin_nansl(""); // CHECK: x86_fp80 0xK7FFFA000000000000000
f = __builtin_nansf("0xAE98"); // CHECK: float 0x7FF015D300000000
d = __builtin_nans("0xAE98"); // CHECK: double 0x7FF000000000AE98
ld = __builtin_nansl("0xAE98");// CHECK: x86_fp80 0xK7FFF800000000000AE98
}
// CHECK: }
// CHECK-LABEL: define void @test_conditional_bzero
void test_conditional_bzero() {
char dst[20];
int _sz = 20, len = 20;
return (_sz
? ((_sz >= len)
? __builtin_bzero(dst, len)
: foo())
: __builtin_bzero(dst, len));
// CHECK: call void @llvm.memset
// CHECK: call void @llvm.memset
// CHECK-NOT: phi
}
// CHECK-LABEL: define void @test_float_builtins
void test_float_builtins(float F, double D, long double LD) {
volatile int res;
res = __builtin_isinf(F);
// CHECK: call float @llvm.fabs.f32(float
// CHECK: fcmp oeq float {{.*}}, 0x7FF0000000000000
res = __builtin_isinf(D);
// CHECK: call double @llvm.fabs.f64(double
// CHECK: fcmp oeq double {{.*}}, 0x7FF0000000000000
res = __builtin_isinf(LD);
// CHECK: call x86_fp80 @llvm.fabs.f80(x86_fp80
// CHECK: fcmp oeq x86_fp80 {{.*}}, 0xK7FFF8000000000000000
res = __builtin_isinf_sign(F);
// CHECK: %[[ABS:.*]] = call float @llvm.fabs.f32(float %[[ARG:.*]])
// CHECK: %[[ISINF:.*]] = fcmp oeq float %[[ABS]], 0x7FF0000000000000
// CHECK: %[[BITCAST:.*]] = bitcast float %[[ARG]] to i32
// CHECK: %[[ISNEG:.*]] = icmp slt i32 %[[BITCAST]], 0
// CHECK: %[[SIGN:.*]] = select i1 %[[ISNEG]], i32 -1, i32 1
// CHECK: select i1 %[[ISINF]], i32 %[[SIGN]], i32 0
res = __builtin_isinf_sign(D);
// CHECK: %[[ABS:.*]] = call double @llvm.fabs.f64(double %[[ARG:.*]])
// CHECK: %[[ISINF:.*]] = fcmp oeq double %[[ABS]], 0x7FF0000000000000
// CHECK: %[[BITCAST:.*]] = bitcast double %[[ARG]] to i64
// CHECK: %[[ISNEG:.*]] = icmp slt i64 %[[BITCAST]], 0
// CHECK: %[[SIGN:.*]] = select i1 %[[ISNEG]], i32 -1, i32 1
// CHECK: select i1 %[[ISINF]], i32 %[[SIGN]], i32 0
res = __builtin_isinf_sign(LD);
// CHECK: %[[ABS:.*]] = call x86_fp80 @llvm.fabs.f80(x86_fp80 %[[ARG:.*]])
// CHECK: %[[ISINF:.*]] = fcmp oeq x86_fp80 %[[ABS]], 0xK7FFF8000000000000000
// CHECK: %[[BITCAST:.*]] = bitcast x86_fp80 %[[ARG]] to i80
// CHECK: %[[ISNEG:.*]] = icmp slt i80 %[[BITCAST]], 0
// CHECK: %[[SIGN:.*]] = select i1 %[[ISNEG]], i32 -1, i32 1
// CHECK: select i1 %[[ISINF]], i32 %[[SIGN]], i32 0
res = __builtin_isfinite(F);
// CHECK: call float @llvm.fabs.f32(float
// CHECK: fcmp one float {{.*}}, 0x7FF0000000000000
res = finite(D);
// CHECK: call double @llvm.fabs.f64(double
// CHECK: fcmp one double {{.*}}, 0x7FF0000000000000
res = __builtin_isnormal(F);
// CHECK: fcmp oeq float
// CHECK: call float @llvm.fabs.f32(float
// CHECK: fcmp ult float {{.*}}, 0x7FF0000000000000
// CHECK: fcmp uge float {{.*}}, 0x3810000000000000
// CHECK: and i1
// CHECK: and i1
res = __builtin_flt_rounds();
// CHECK: call i32 @llvm.flt.rounds(
}
// CHECK-LABEL: define void @test_float_builtin_ops
void test_float_builtin_ops(float F, double D, long double LD) {
volatile float resf;
volatile double resd;
volatile long double resld;
volatile long int resli;
volatile long long int reslli;
resf = __builtin_fmodf(F,F);
// CHECK: frem float
resd = __builtin_fmod(D,D);
// CHECK: frem double
resld = __builtin_fmodl(LD,LD);
// CHECK: frem x86_fp80
resf = __builtin_fabsf(F);
resd = __builtin_fabs(D);
resld = __builtin_fabsl(LD);
// CHECK: call float @llvm.fabs.f32(float
// CHECK: call double @llvm.fabs.f64(double
// CHECK: call x86_fp80 @llvm.fabs.f80(x86_fp80
resf = __builtin_canonicalizef(F);
resd = __builtin_canonicalize(D);
resld = __builtin_canonicalizel(LD);
// CHECK: call float @llvm.canonicalize.f32(float
// CHECK: call double @llvm.canonicalize.f64(double
// CHECK: call x86_fp80 @llvm.canonicalize.f80(x86_fp80
resf = __builtin_fminf(F, F);
// CHECK: call float @llvm.minnum.f32
resd = __builtin_fmin(D, D);
// CHECK: call double @llvm.minnum.f64
resld = __builtin_fminl(LD, LD);
// CHECK: call x86_fp80 @llvm.minnum.f80
resf = __builtin_fmaxf(F, F);
// CHECK: call float @llvm.maxnum.f32
resd = __builtin_fmax(D, D);
// CHECK: call double @llvm.maxnum.f64
resld = __builtin_fmaxl(LD, LD);
// CHECK: call x86_fp80 @llvm.maxnum.f80
resf = __builtin_fabsf(F);
// CHECK: call float @llvm.fabs.f32
resd = __builtin_fabs(D);
// CHECK: call double @llvm.fabs.f64
resld = __builtin_fabsl(LD);
// CHECK: call x86_fp80 @llvm.fabs.f80
resf = __builtin_copysignf(F, F);
// CHECK: call float @llvm.copysign.f32
resd = __builtin_copysign(D, D);
// CHECK: call double @llvm.copysign.f64
resld = __builtin_copysignl(LD, LD);
// CHECK: call x86_fp80 @llvm.copysign.f80
resf = __builtin_ceilf(F);
// CHECK: call float @llvm.ceil.f32
resd = __builtin_ceil(D);
// CHECK: call double @llvm.ceil.f64
resld = __builtin_ceill(LD);
// CHECK: call x86_fp80 @llvm.ceil.f80
resf = __builtin_floorf(F);
// CHECK: call float @llvm.floor.f32
resd = __builtin_floor(D);
// CHECK: call double @llvm.floor.f64
resld = __builtin_floorl(LD);
// CHECK: call x86_fp80 @llvm.floor.f80
resf = __builtin_sqrtf(F);
// CHECK: call float @llvm.sqrt.f32(
resd = __builtin_sqrt(D);
// CHECK: call double @llvm.sqrt.f64(
resld = __builtin_sqrtl(LD);
// CHECK: call x86_fp80 @llvm.sqrt.f80
resf = __builtin_truncf(F);
// CHECK: call float @llvm.trunc.f32
resd = __builtin_trunc(D);
// CHECK: call double @llvm.trunc.f64
resld = __builtin_truncl(LD);
// CHECK: call x86_fp80 @llvm.trunc.f80
resf = __builtin_rintf(F);
// CHECK: call float @llvm.rint.f32
resd = __builtin_rint(D);
// CHECK: call double @llvm.rint.f64
resld = __builtin_rintl(LD);
// CHECK: call x86_fp80 @llvm.rint.f80
resf = __builtin_nearbyintf(F);
// CHECK: call float @llvm.nearbyint.f32
resd = __builtin_nearbyint(D);
// CHECK: call double @llvm.nearbyint.f64
resld = __builtin_nearbyintl(LD);
// CHECK: call x86_fp80 @llvm.nearbyint.f80
resf = __builtin_roundf(F);
// CHECK: call float @llvm.round.f32
resd = __builtin_round(D);
// CHECK: call double @llvm.round.f64
resld = __builtin_roundl(LD);
// CHECK: call x86_fp80 @llvm.round.f80
resli = __builtin_lroundf (F);
// CHECK: call i64 @llvm.lround.i64.f32
resli = __builtin_lround (D);
// CHECK: call i64 @llvm.lround.i64.f64
resli = __builtin_lroundl (LD);
// CHECK: call i64 @llvm.lround.i64.f80
resli = __builtin_lrintf (F);
// CHECK: call i64 @llvm.lrint.i64.f32
resli = __builtin_lrint (D);
// CHECK: call i64 @llvm.lrint.i64.f64
resli = __builtin_lrintl (LD);
// CHECK: call i64 @llvm.lrint.i64.f80
}
// __builtin_longjmp isn't supported on all platforms, so only test it on X86.
#ifdef __x86_64__
// CHECK-LABEL: define void @test_builtin_longjmp
void test_builtin_longjmp(void **buffer) {
// CHECK: [[BITCAST:%.*]] = bitcast
// CHECK-NEXT: call void @llvm.eh.sjlj.longjmp(i8* [[BITCAST]])
__builtin_longjmp(buffer, 1);
// CHECK-NEXT: unreachable
}
#endif
// CHECK-LABEL: define i64 @test_builtin_readcyclecounter
long long test_builtin_readcyclecounter() {
// CHECK: call i64 @llvm.readcyclecounter()
return __builtin_readcyclecounter();
}
/// __builtin_launder should be a NOP in C since there are no vtables.
// CHECK-LABEL: define void @test_builtin_launder
void test_builtin_launder(int *p) {
// CHECK: [[TMP:%.*]] = load i32*,
// CHECK-NOT: @llvm.launder
// CHECK: store i32* [[TMP]],
int *d = __builtin_launder(p);
}
// Behavior of __builtin_os_log differs between platforms, so only test on X86
#ifdef __x86_64__
// CHECK-LABEL: define void @test_builtin_os_log
// CHECK: (i8* %[[BUF:.*]], i32 %[[I:.*]], i8* %[[DATA:.*]])
void test_builtin_os_log(void *buf, int i, const char *data) {
volatile int len;
// CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8
// CHECK: %[[I_ADDR:.*]] = alloca i32, align 4
// CHECK: %[[DATA_ADDR:.*]] = alloca i8*, align 8
// CHECK: %[[LEN:.*]] = alloca i32, align 4
// CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8
// CHECK: store i32 %[[I]], i32* %[[I_ADDR]], align 4
// CHECK: store i8* %[[DATA]], i8** %[[DATA_ADDR]], align 8
// CHECK: store volatile i32 34, i32* %[[LEN]]
len = __builtin_os_log_format_buffer_size("%d %{public}s %{private}.16P", i, data, data);
// CHECK: %[[V1:.*]] = load i8*, i8** %[[BUF_ADDR]]
// CHECK: %[[V2:.*]] = load i32, i32* %[[I_ADDR]]
// CHECK: %[[V3:.*]] = load i8*, i8** %[[DATA_ADDR]]
// CHECK: %[[V4:.*]] = ptrtoint i8* %[[V3]] to i64
// CHECK: %[[V5:.*]] = load i8*, i8** %[[DATA_ADDR]]
// CHECK: %[[V6:.*]] = ptrtoint i8* %[[V5]] to i64
// CHECK: call void @__os_log_helper_1_3_4_4_0_8_34_4_17_8_49(i8* %[[V1]], i32 %[[V2]], i64 %[[V4]], i32 16, i64 %[[V6]])
__builtin_os_log_format(buf, "%d %{public}s %{private}.16P", i, data, data);
// privacy annotations aren't recognized when they are preceded or followed
// by non-whitespace characters.
// CHECK: call void @__os_log_helper_1_2_1_8_32(
__builtin_os_log_format(buf, "%{xyz public}s", data);
// CHECK: call void @__os_log_helper_1_2_1_8_32(
__builtin_os_log_format(buf, "%{ public xyz}s", data);
// CHECK: call void @__os_log_helper_1_2_1_8_32(
__builtin_os_log_format(buf, "%{ public1}s", data);
// Privacy annotations do not have to be in the first comma-delimited string.
// CHECK: call void @__os_log_helper_1_2_1_8_34(
__builtin_os_log_format(buf, "%{ xyz, public }s", "abc");
// CHECK: call void @__os_log_helper_1_3_1_8_33(
__builtin_os_log_format(buf, "%{ xyz, private }s", "abc");
// CHECK: call void @__os_log_helper_1_3_1_8_37(
__builtin_os_log_format(buf, "%{ xyz, sensitive }s", "abc");
// The strictest privacy annotation in the string wins.
// CHECK: call void @__os_log_helper_1_3_1_8_33(
__builtin_os_log_format(buf, "%{ private, public, private, public}s", "abc");
// CHECK: call void @__os_log_helper_1_3_1_8_37(
__builtin_os_log_format(buf, "%{ private, sensitive, private, public}s",
"abc");
// CHECK: store volatile i32 22, i32* %[[LEN]], align 4
len = __builtin_os_log_format_buffer_size("%{mask.xyz}s", "abc");
// CHECK: call void @__os_log_helper_1_2_2_8_112_8_34(i8* {{.*}}, i64 8026488
__builtin_os_log_format(buf, "%{mask.xyz, public}s", "abc");
// CHECK: call void @__os_log_helper_1_3_2_8_112_4_1(i8* {{.*}}, i64 8026488
__builtin_os_log_format(buf, "%{ mask.xyz, private }d", 11);
// Mask type is silently ignored.
// CHECK: call void @__os_log_helper_1_2_1_8_32(
__builtin_os_log_format(buf, "%{ mask. xyz }s", "abc");
// CHECK: call void @__os_log_helper_1_2_1_8_32(
__builtin_os_log_format(buf, "%{ mask.xy z }s", "abc");
}
// CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_3_4_4_0_8_34_4_17_8_49
// CHECK: (i8* %[[BUFFER:.*]], i32 %[[ARG0:.*]], i64 %[[ARG1:.*]], i32 %[[ARG2:.*]], i64 %[[ARG3:.*]])
// CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8
// CHECK: %[[ARG0_ADDR:.*]] = alloca i32, align 4
// CHECK: %[[ARG1_ADDR:.*]] = alloca i64, align 8
// CHECK: %[[ARG2_ADDR:.*]] = alloca i32, align 4
// CHECK: %[[ARG3_ADDR:.*]] = alloca i64, align 8
// CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8
// CHECK: store i32 %[[ARG0]], i32* %[[ARG0_ADDR]], align 4
// CHECK: store i64 %[[ARG1]], i64* %[[ARG1_ADDR]], align 8
// CHECK: store i32 %[[ARG2]], i32* %[[ARG2_ADDR]], align 4
// CHECK: store i64 %[[ARG3]], i64* %[[ARG3_ADDR]], align 8
// CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8
// CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0
// CHECK: store i8 3, i8* %[[SUMMARY]], align 1
// CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1
// CHECK: store i8 4, i8* %[[NUMARGS]], align 1
// CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2
// CHECK: store i8 0, i8* %[[ARGDESCRIPTOR]], align 1
// CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3
// CHECK: store i8 4, i8* %[[ARGSIZE]], align 1
// CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4
// CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i32*
// CHECK: %[[V0:.*]] = load i32, i32* %[[ARG0_ADDR]], align 4
// CHECK: store i32 %[[V0]], i32* %[[ARGDATACAST]], align 1
// CHECK: %[[ARGDESCRIPTOR1:.*]] = getelementptr i8, i8* %[[BUF]], i64 8
// CHECK: store i8 34, i8* %[[ARGDESCRIPTOR1]], align 1
// CHECK: %[[ARGSIZE2:.*]] = getelementptr i8, i8* %[[BUF]], i64 9
// CHECK: store i8 8, i8* %[[ARGSIZE2]], align 1
// CHECK: %[[ARGDATA3:.*]] = getelementptr i8, i8* %[[BUF]], i64 10
// CHECK: %[[ARGDATACAST4:.*]] = bitcast i8* %[[ARGDATA3]] to i64*
// CHECK: %[[V1:.*]] = load i64, i64* %[[ARG1_ADDR]], align 8
// CHECK: store i64 %[[V1]], i64* %[[ARGDATACAST4]], align 1
// CHECK: %[[ARGDESCRIPTOR5:.*]] = getelementptr i8, i8* %[[BUF]], i64 18
// CHECK: store i8 17, i8* %[[ARGDESCRIPTOR5]], align 1
// CHECK: %[[ARGSIZE6:.*]] = getelementptr i8, i8* %[[BUF]], i64 19
// CHECK: store i8 4, i8* %[[ARGSIZE6]], align 1
// CHECK: %[[ARGDATA7:.*]] = getelementptr i8, i8* %[[BUF]], i64 20
// CHECK: %[[ARGDATACAST8:.*]] = bitcast i8* %[[ARGDATA7]] to i32*
// CHECK: %[[V2:.*]] = load i32, i32* %[[ARG2_ADDR]], align 4
// CHECK: store i32 %[[V2]], i32* %[[ARGDATACAST8]], align 1
// CHECK: %[[ARGDESCRIPTOR9:.*]] = getelementptr i8, i8* %[[BUF]], i64 24
// CHECK: store i8 49, i8* %[[ARGDESCRIPTOR9]], align 1
// CHECK: %[[ARGSIZE10:.*]] = getelementptr i8, i8* %[[BUF]], i64 25
// CHECK: store i8 8, i8* %[[ARGSIZE10]], align 1
// CHECK: %[[ARGDATA11:.*]] = getelementptr i8, i8* %[[BUF]], i64 26
// CHECK: %[[ARGDATACAST12:.*]] = bitcast i8* %[[ARGDATA11]] to i64*
// CHECK: %[[V3:.*]] = load i64, i64* %[[ARG3_ADDR]], align 8
// CHECK: store i64 %[[V3]], i64* %[[ARGDATACAST12]], align 1
// CHECK-LABEL: define void @test_builtin_os_log_wide
// CHECK: (i8* %[[BUF:.*]], i8* %[[DATA:.*]], i32* %[[STR:.*]])
typedef int wchar_t;
void test_builtin_os_log_wide(void *buf, const char *data, wchar_t *str) {
volatile int len;
// CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8
// CHECK: %[[DATA_ADDR:.*]] = alloca i8*, align 8
// CHECK: %[[STR_ADDR:.*]] = alloca i32*, align 8
// CHECK: %[[LEN:.*]] = alloca i32, align 4
// CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8
// CHECK: store i8* %[[DATA]], i8** %[[DATA_ADDR]], align 8
// CHECK: store i32* %[[STR]], i32** %[[STR_ADDR]], align 8
// CHECK: store volatile i32 12, i32* %[[LEN]], align 4
len = __builtin_os_log_format_buffer_size("%S", str);
// CHECK: %[[V1:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8
// CHECK: %[[V2:.*]] = load i32*, i32** %[[STR_ADDR]], align 8
// CHECK: %[[V3:.*]] = ptrtoint i32* %[[V2]] to i64
// CHECK: call void @__os_log_helper_1_2_1_8_80(i8* %[[V1]], i64 %[[V3]])
__builtin_os_log_format(buf, "%S", str);
}
// CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_2_1_8_80
// CHECK: (i8* %[[BUFFER:.*]], i64 %[[ARG0:.*]])
// CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8
// CHECK: %[[ARG0_ADDR:.*]] = alloca i64, align 8
// CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8
// CHECK: store i64 %[[ARG0]], i64* %[[ARG0_ADDR]], align 8
// CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8
// CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0
// CHECK: store i8 2, i8* %[[SUMMARY]], align 1
// CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1
// CHECK: store i8 1, i8* %[[NUMARGS]], align 1
// CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2
// CHECK: store i8 80, i8* %[[ARGDESCRIPTOR]], align 1
// CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3
// CHECK: store i8 8, i8* %[[ARGSIZE]], align 1
// CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4
// CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i64*
// CHECK: %[[V0:.*]] = load i64, i64* %[[ARG0_ADDR]], align 8
// CHECK: store i64 %[[V0]], i64* %[[ARGDATACAST]], align 1
// CHECK-LABEL: define void @test_builtin_os_log_precision_width
// CHECK: (i8* %[[BUF:.*]], i8* %[[DATA:.*]], i32 %[[PRECISION:.*]], i32 %[[WIDTH:.*]])
void test_builtin_os_log_precision_width(void *buf, const char *data,
int precision, int width) {
volatile int len;
// CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8
// CHECK: %[[DATA_ADDR:.*]] = alloca i8*, align 8
// CHECK: %[[PRECISION_ADDR:.*]] = alloca i32, align 4
// CHECK: %[[WIDTH_ADDR:.*]] = alloca i32, align 4
// CHECK: %[[LEN:.*]] = alloca i32, align 4
// CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8
// CHECK: store i8* %[[DATA]], i8** %[[DATA_ADDR]], align 8
// CHECK: store i32 %[[PRECISION]], i32* %[[PRECISION_ADDR]], align 4
// CHECK: store i32 %[[WIDTH]], i32* %[[WIDTH_ADDR]], align 4
// CHECK: store volatile i32 24, i32* %[[LEN]], align 4
len = __builtin_os_log_format_buffer_size("Hello %*.*s World", precision, width, data);
// CHECK: %[[V1:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8
// CHECK: %[[V2:.*]] = load i32, i32* %[[PRECISION_ADDR]], align 4
// CHECK: %[[V3:.*]] = load i32, i32* %[[WIDTH_ADDR]], align 4
// CHECK: %[[V4:.*]] = load i8*, i8** %[[DATA_ADDR]], align 8
// CHECK: %[[V5:.*]] = ptrtoint i8* %[[V4]] to i64
// CHECK: call void @__os_log_helper_1_2_3_4_0_4_16_8_32(i8* %[[V1]], i32 %[[V2]], i32 %[[V3]], i64 %[[V5]])
__builtin_os_log_format(buf, "Hello %*.*s World", precision, width, data);
}
// CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_2_3_4_0_4_16_8_32
// CHECK: (i8* %[[BUFFER:.*]], i32 %[[ARG0:.*]], i32 %[[ARG1:.*]], i64 %[[ARG2:.*]])
// CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8
// CHECK: %[[ARG0_ADDR:.*]] = alloca i32, align 4
// CHECK: %[[ARG1_ADDR:.*]] = alloca i32, align 4
// CHECK: %[[ARG2_ADDR:.*]] = alloca i64, align 8
// CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8
// CHECK: store i32 %[[ARG0]], i32* %[[ARG0_ADDR]], align 4
// CHECK: store i32 %[[ARG1]], i32* %[[ARG1_ADDR]], align 4
// CHECK: store i64 %[[ARG2]], i64* %[[ARG2_ADDR]], align 8
// CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8
// CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0
// CHECK: store i8 2, i8* %[[SUMMARY]], align 1
// CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1
// CHECK: store i8 3, i8* %[[NUMARGS]], align 1
// CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2
// CHECK: store i8 0, i8* %[[ARGDESCRIPTOR]], align 1
// CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3
// CHECK: store i8 4, i8* %[[ARGSIZE]], align 1
// CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4
// CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i32*
// CHECK: %[[V0:.*]] = load i32, i32* %[[ARG0_ADDR]], align 4
// CHECK: store i32 %[[V0]], i32* %[[ARGDATACAST]], align 1
// CHECK: %[[ARGDESCRIPTOR1:.*]] = getelementptr i8, i8* %[[BUF]], i64 8
// CHECK: store i8 16, i8* %[[ARGDESCRIPTOR1]], align 1
// CHECK: %[[ARGSIZE2:.*]] = getelementptr i8, i8* %[[BUF]], i64 9
// CHECK: store i8 4, i8* %[[ARGSIZE2]], align 1
// CHECK: %[[ARGDATA3:.*]] = getelementptr i8, i8* %[[BUF]], i64 10
// CHECK: %[[ARGDATACAST4:.*]] = bitcast i8* %[[ARGDATA3]] to i32*
// CHECK: %[[V1:.*]] = load i32, i32* %[[ARG1_ADDR]], align 4
// CHECK: store i32 %[[V1]], i32* %[[ARGDATACAST4]], align 1
// CHECK: %[[ARGDESCRIPTOR5:.*]] = getelementptr i8, i8* %[[BUF]], i64 14
// CHECK: store i8 32, i8* %[[ARGDESCRIPTOR5]], align 1
// CHECK: %[[ARGSIZE6:.*]] = getelementptr i8, i8* %[[BUF]], i64 15
// CHECK: store i8 8, i8* %[[ARGSIZE6]], align 1
// CHECK: %[[ARGDATA7:.*]] = getelementptr i8, i8* %[[BUF]], i64 16
// CHECK: %[[ARGDATACAST8:.*]] = bitcast i8* %[[ARGDATA7]] to i64*
// CHECK: %[[V2:.*]] = load i64, i64* %[[ARG2_ADDR]], align 8
// CHECK: store i64 %[[V2]], i64* %[[ARGDATACAST8]], align 1
// CHECK-LABEL: define void @test_builtin_os_log_invalid
// CHECK: (i8* %[[BUF:.*]], i32 %[[DATA:.*]])
void test_builtin_os_log_invalid(void *buf, int data) {
volatile int len;
// CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8
// CHECK: %[[DATA_ADDR:.*]] = alloca i32, align 4
// CHECK: %[[LEN:.*]] = alloca i32, align 4
// CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8
// CHECK: store i32 %[[DATA]], i32* %[[DATA_ADDR]], align 4
// CHECK: store volatile i32 8, i32* %[[LEN]], align 4
len = __builtin_os_log_format_buffer_size("invalid specifier %: %d even a trailing one%", data);
// CHECK: %[[V1:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8
// CHECK: %[[V2:.*]] = load i32, i32* %[[DATA_ADDR]], align 4
// CHECK: call void @__os_log_helper_1_0_1_4_0(i8* %[[V1]], i32 %[[V2]])
__builtin_os_log_format(buf, "invalid specifier %: %d even a trailing one%", data);
}
// CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_0_1_4_0
// CHECK: (i8* %[[BUFFER:.*]], i32 %[[ARG0:.*]])
// CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8
// CHECK: %[[ARG0_ADDR:.*]] = alloca i32, align 4
// CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8
// CHECK: store i32 %[[ARG0]], i32* %[[ARG0_ADDR]], align 4
// CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8
// CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0
// CHECK: store i8 0, i8* %[[SUMMARY]], align 1
// CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1
// CHECK: store i8 1, i8* %[[NUMARGS]], align 1
// CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2
// CHECK: store i8 0, i8* %[[ARGDESCRIPTOR]], align 1
// CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3
// CHECK: store i8 4, i8* %[[ARGSIZE]], align 1
// CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4
// CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i32*
// CHECK: %[[V0:.*]] = load i32, i32* %[[ARG0_ADDR]], align 4
// CHECK: store i32 %[[V0]], i32* %[[ARGDATACAST]], align 1
// CHECK-LABEL: define void @test_builtin_os_log_percent
// CHECK: (i8* %[[BUF:.*]], i8* %[[DATA1:.*]], i8* %[[DATA2:.*]])
// Check that the %% which does not consume any argument is correctly handled
void test_builtin_os_log_percent(void *buf, const char *data1, const char *data2) {
volatile int len;
// CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8
// CHECK: %[[DATA1_ADDR:.*]] = alloca i8*, align 8
// CHECK: %[[DATA2_ADDR:.*]] = alloca i8*, align 8
// CHECK: %[[LEN:.*]] = alloca i32, align 4
// CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8
// CHECK: store i8* %[[DATA1]], i8** %[[DATA1_ADDR]], align 8
// CHECK: store i8* %[[DATA2]], i8** %[[DATA2_ADDR]], align 8
// CHECK: store volatile i32 22, i32* %[[LEN]], align 4
len = __builtin_os_log_format_buffer_size("%s %% %s", data1, data2);
// CHECK: %[[V1:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8
// CHECK: %[[V2:.*]] = load i8*, i8** %[[DATA1_ADDR]], align 8
// CHECK: %[[V3:.*]] = ptrtoint i8* %[[V2]] to i64
// CHECK: %[[V4:.*]] = load i8*, i8** %[[DATA2_ADDR]], align 8
// CHECK: %[[V5:.*]] = ptrtoint i8* %[[V4]] to i64
// CHECK: call void @__os_log_helper_1_2_2_8_32_8_32(i8* %[[V1]], i64 %[[V3]], i64 %[[V5]])
__builtin_os_log_format(buf, "%s %% %s", data1, data2);
}
// CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_2_2_8_32_8_32
// CHECK: (i8* %[[BUFFER:.*]], i64 %[[ARG0:.*]], i64 %[[ARG1:.*]])
// CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8
// CHECK: %[[ARG0_ADDR:.*]] = alloca i64, align 8
// CHECK: %[[ARG1_ADDR:.*]] = alloca i64, align 8
// CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8
// CHECK: store i64 %[[ARG0]], i64* %[[ARG0_ADDR]], align 8
// CHECK: store i64 %[[ARG1]], i64* %[[ARG1_ADDR]], align 8
// CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8
// CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0
// CHECK: store i8 2, i8* %[[SUMMARY]], align 1
// CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1
// CHECK: store i8 2, i8* %[[NUMARGS]], align 1
// CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2
// CHECK: store i8 32, i8* %[[ARGDESCRIPTOR]], align 1
// CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3
// CHECK: store i8 8, i8* %[[ARGSIZE]], align 1
// CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4
// CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i64*
// CHECK: %[[V0:.*]] = load i64, i64* %[[ARG0_ADDR]], align 8
// CHECK: store i64 %[[V0]], i64* %[[ARGDATACAST]], align 1
// CHECK: %[[ARGDESCRIPTOR1:.*]] = getelementptr i8, i8* %[[BUF]], i64 12
// CHECK: store i8 32, i8* %[[ARGDESCRIPTOR1]], align 1
// CHECK: %[[ARGSIZE2:.*]] = getelementptr i8, i8* %[[BUF]], i64 13
// CHECK: store i8 8, i8* %[[ARGSIZE2]], align 1
// CHECK: %[[ARGDATA3:.*]] = getelementptr i8, i8* %[[BUF]], i64 14
// CHECK: %[[ARGDATACAST4:.*]] = bitcast i8* %[[ARGDATA3]] to i64*
// CHECK: %[[V1:.*]] = load i64, i64* %[[ARG1_ADDR]], align 8
// CHECK: store i64 %[[V1]], i64* %[[ARGDATACAST4]], align 1
// Check that the following two functions call the same helper function.
// CHECK-LABEL: define void @test_builtin_os_log_merge_helper0
// CHECK: call void @__os_log_helper_1_0_2_4_0_8_0(
void test_builtin_os_log_merge_helper0(void *buf, int i, double d) {
__builtin_os_log_format(buf, "%d %f", i, d);
}
// CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_0_2_4_0_8_0(
// CHECK-LABEL: define void @test_builtin_os_log_merge_helper1
// CHECK: call void @__os_log_helper_1_0_2_4_0_8_0(
void test_builtin_os_log_merge_helper1(void *buf, unsigned u, long long ll) {
__builtin_os_log_format(buf, "%u %lld", u, ll);
}
// Check that this function doesn't write past the end of array 'buf'.
// CHECK-LABEL: define void @test_builtin_os_log_errno
void test_builtin_os_log_errno() {
// CHECK-NOT: @stacksave
// CHECK: %[[BUF:.*]] = alloca [4 x i8], align 1
// CHECK: %[[DECAY:.*]] = getelementptr inbounds [4 x i8], [4 x i8]* %[[BUF]], i64 0, i64 0
// CHECK: call void @__os_log_helper_1_2_1_0_96(i8* %[[DECAY]])
// CHECK-NOT: @stackrestore
char buf[__builtin_os_log_format_buffer_size("%m")];
__builtin_os_log_format(buf, "%m");
}
// CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_2_1_0_96
// CHECK: (i8* %[[BUFFER:.*]])
// CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8
// CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8
// CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8
// CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0
// CHECK: store i8 2, i8* %[[SUMMARY]], align 1
// CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1
// CHECK: store i8 1, i8* %[[NUMARGS]], align 1
// CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2
// CHECK: store i8 96, i8* %[[ARGDESCRIPTOR]], align 1
// CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3
// CHECK: store i8 0, i8* %[[ARGSIZE]], align 1
// CHECK-NEXT: ret void
// CHECK-LABEL: define void @test_builtin_os_log_long_double
// CHECK: (i8* %[[BUF:.*]], x86_fp80 %[[LD:.*]])
void test_builtin_os_log_long_double(void *buf, long double ld) {
// CHECK: %[[BUF_ADDR:.*]] = alloca i8*, align 8
// CHECK: %[[LD_ADDR:.*]] = alloca x86_fp80, align 16
// CHECK: %[[COERCE:.*]] = alloca i128, align 16
// CHECK: store i8* %[[BUF]], i8** %[[BUF_ADDR]], align 8
// CHECK: store x86_fp80 %[[LD]], x86_fp80* %[[LD_ADDR]], align 16
// CHECK: %[[V0:.*]] = load i8*, i8** %[[BUF_ADDR]], align 8
// CHECK: %[[V1:.*]] = load x86_fp80, x86_fp80* %[[LD_ADDR]], align 16
// CHECK: %[[V2:.*]] = bitcast x86_fp80 %[[V1]] to i80
// CHECK: %[[V3:.*]] = zext i80 %[[V2]] to i128
// CHECK: store i128 %[[V3]], i128* %[[COERCE]], align 16
// CHECK: %[[V4:.*]] = bitcast i128* %[[COERCE]] to { i64, i64 }*
// CHECK: %[[V5:.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* %[[V4]], i32 0, i32 0
// CHECK: %[[V6:.*]] = load i64, i64* %[[V5]], align 16
// CHECK: %[[V7:.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* %[[V4]], i32 0, i32 1
// CHECK: %[[V8:.*]] = load i64, i64* %[[V7]], align 8
// CHECK: call void @__os_log_helper_1_0_1_16_0(i8* %[[V0]], i64 %[[V6]], i64 %[[V8]])
__builtin_os_log_format(buf, "%Lf", ld);
}
// CHECK-LABEL: define linkonce_odr hidden void @__os_log_helper_1_0_1_16_0
// CHECK: (i8* %[[BUFFER:.*]], i64 %[[ARG0_COERCE0:.*]], i64 %[[ARG0_COERCE1:.*]])
// CHECK: %[[ARG0:.*]] = alloca i128, align 16
// CHECK: %[[BUFFER_ADDR:.*]] = alloca i8*, align 8
// CHECK: %[[ARG0_ADDR:.*]] = alloca i128, align 16
// CHECK: %[[V0:.*]] = bitcast i128* %[[ARG0]] to { i64, i64 }*
// CHECK: %[[V1:.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* %[[V0]], i32 0, i32 0
// CHECK: store i64 %[[ARG0_COERCE0]], i64* %[[V1]], align 16
// CHECK: %[[V2:.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* %[[V0]], i32 0, i32 1
// CHECK: store i64 %[[ARG0_COERCE1]], i64* %[[V2]], align 8
// CHECK: %[[ARG01:.*]] = load i128, i128* %[[ARG0]], align 16
// CHECK: store i8* %[[BUFFER]], i8** %[[BUFFER_ADDR]], align 8
// CHECK: store i128 %[[ARG01]], i128* %[[ARG0_ADDR]], align 16
// CHECK: %[[BUF:.*]] = load i8*, i8** %[[BUFFER_ADDR]], align 8
// CHECK: %[[SUMMARY:.*]] = getelementptr i8, i8* %[[BUF]], i64 0
// CHECK: store i8 0, i8* %[[SUMMARY]], align 1
// CHECK: %[[NUMARGS:.*]] = getelementptr i8, i8* %[[BUF]], i64 1
// CHECK: store i8 1, i8* %[[NUMARGS]], align 1
// CHECK: %[[ARGDESCRIPTOR:.*]] = getelementptr i8, i8* %[[BUF]], i64 2
// CHECK: store i8 0, i8* %[[ARGDESCRIPTOR]], align 1
// CHECK: %[[ARGSIZE:.*]] = getelementptr i8, i8* %[[BUF]], i64 3
// CHECK: store i8 16, i8* %[[ARGSIZE]], align 1
// CHECK: %[[ARGDATA:.*]] = getelementptr i8, i8* %[[BUF]], i64 4
// CHECK: %[[ARGDATACAST:.*]] = bitcast i8* %[[ARGDATA]] to i128*
// CHECK: %[[V3:.*]] = load i128, i128* %[[ARG0_ADDR]], align 16
// CHECK: store i128 %[[V3]], i128* %[[ARGDATACAST]], align 1
#endif
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