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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));
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_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
}
// 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;
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_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
}
// __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();
}
// 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: 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
len = __builtin_os_log_format_buffer_size("%d %{public}s %{private}.16P", i, data, data);
// CHECK: [[BUF2:%.*]] = load i8*, i8** [[BUF_ADDR]]
// CHECK: [[SUMMARY:%.*]] = getelementptr i8, i8* [[BUF2]], i64 0
// CHECK: store i8 3, i8* [[SUMMARY]]
// CHECK: [[NUM_ARGS:%.*]] = getelementptr i8, i8* [[BUF2]], i64 1
// CHECK: store i8 4, i8* [[NUM_ARGS]]
//
// CHECK: [[ARG1_DESC:%.*]] = getelementptr i8, i8* [[BUF2]], i64 2
// CHECK: store i8 0, i8* [[ARG1_DESC]]
// CHECK: [[ARG1_SIZE:%.*]] = getelementptr i8, i8* [[BUF2]], i64 3
// CHECK: store i8 4, i8* [[ARG1_SIZE]]
// CHECK: [[ARG1:%.*]] = getelementptr i8, i8* [[BUF2]], i64 4
// CHECK: [[ARG1_INT:%.*]] = bitcast i8* [[ARG1]] to i32*
// CHECK: [[I2:%.*]] = load i32, i32* [[I_ADDR]]
// CHECK: store i32 [[I2]], i32* [[ARG1_INT]]
// CHECK: [[ARG2_DESC:%.*]] = getelementptr i8, i8* [[BUF2]], i64 8
// CHECK: store i8 34, i8* [[ARG2_DESC]]
// CHECK: [[ARG2_SIZE:%.*]] = getelementptr i8, i8* [[BUF2]], i64 9
// CHECK: store i8 8, i8* [[ARG2_SIZE]]
// CHECK: [[ARG2:%.*]] = getelementptr i8, i8* [[BUF2]], i64 10
// CHECK: [[ARG2_PTR:%.*]] = bitcast i8* [[ARG2]] to i8**
// CHECK: [[DATA2:%.*]] = load i8*, i8** [[DATA_ADDR]]
// CHECK: store i8* [[DATA2]], i8** [[ARG2_PTR]]
// CHECK: [[ARG3_DESC:%.*]] = getelementptr i8, i8* [[BUF2]], i64 18
// CHECK: store i8 17, i8* [[ARG3_DESC]]
// CHECK: [[ARG3_SIZE:%.*]] = getelementptr i8, i8* [[BUF2]], i64 19
// CHECK: store i8 4, i8* [[ARG3_SIZE]]
// CHECK: [[ARG3:%.*]] = getelementptr i8, i8* [[BUF2]], i64 20
// CHECK: [[ARG3_INT:%.*]] = bitcast i8* [[ARG3]] to i32*
// CHECK: store i32 16, i32* [[ARG3_INT]]
// CHECK: [[ARG4_DESC:%.*]] = getelementptr i8, i8* [[BUF2]], i64 24
// CHECK: store i8 49, i8* [[ARG4_DESC]]
// CHECK: [[ARG4_SIZE:%.*]] = getelementptr i8, i8* [[BUF2]], i64 25
// CHECK: store i8 8, i8* [[ARG4_SIZE]]
// CHECK: [[ARG4:%.*]] = getelementptr i8, i8* [[BUF2]], i64 26
// CHECK: [[ARG4_PTR:%.*]] = bitcast i8* [[ARG4]] to i8**
// CHECK: [[DATA3:%.*]] = load i8*, i8** [[DATA_ADDR]]
// CHECK: store i8* [[DATA3]], i8** [[ARG4_PTR]]
__builtin_os_log_format(buf, "%d %{public}s %{private}.16P", i, data, data);
}
// CHECK-LABEL: define void @test_builtin_os_log_errno
// CHECK: (i8* [[BUF:%.*]], i8* [[DATA:%.*]])
void test_builtin_os_log_errno(void *buf, const char *data) {
volatile int len;
// CHECK: store i8* [[BUF]], i8** [[BUF_ADDR:%.*]], align 8
// CHECK: store i8* [[DATA]], i8** [[DATA_ADDR:%.*]], align 8
// CHECK: store volatile i32 2
len = __builtin_os_log_format_buffer_size("%S");
// CHECK: [[BUF2:%.*]] = load i8*, i8** [[BUF_ADDR]]
// CHECK: [[SUMMARY:%.*]] = getelementptr i8, i8* [[BUF2]], i64 0
// CHECK: store i8 2, i8* [[SUMMARY]]
// CHECK: [[NUM_ARGS:%.*]] = getelementptr i8, i8* [[BUF2]], i64 1
// CHECK: store i8 1, i8* [[NUM_ARGS]]
// CHECK: [[ARG1_DESC:%.*]] = getelementptr i8, i8* [[BUF2]], i64 2
// CHECK: store i8 96, i8* [[ARG1_DESC]]
// CHECK: [[ARG1_SIZE:%.*]] = getelementptr i8, i8* [[BUF2]], i64 3
// CHECK: store i8 0, i8* [[ARG1_SIZE]]
// CHECK: [[ARG1:%.*]] = getelementptr i8, i8* [[BUF2]], i64 4
// CHECK: [[ARG1_INT:%.*]] = bitcast i8* [[ARG1]] to i32*
// CHECK: store i32 0, i32* [[ARG1_INT]]
__builtin_os_log_format(buf, "%m");
}
// 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: store i8* [[BUF]], i8** [[BUF_ADDR:%.*]], align 8
// CHECK: store i8* [[DATA]], i8** [[DATA_ADDR:%.*]], align 8
// CHECK: store i32* [[STR]], i32** [[STR_ADDR:%.*]],
// CHECK: store volatile i32 12
len = __builtin_os_log_format_buffer_size("%S", str);
// CHECK: [[BUF2:%.*]] = load i8*, i8** [[BUF_ADDR]]
// CHECK: [[SUMMARY:%.*]] = getelementptr i8, i8* [[BUF2]], i64 0
// CHECK: store i8 2, i8* [[SUMMARY]]
// CHECK: [[NUM_ARGS:%.*]] = getelementptr i8, i8* [[BUF2]], i64 1
// CHECK: store i8 1, i8* [[NUM_ARGS]]
// CHECK: [[ARG1_DESC:%.*]] = getelementptr i8, i8* [[BUF2]], i64 2
// CHECK: store i8 80, i8* [[ARG1_DESC]]
// CHECK: [[ARG1_SIZE:%.*]] = getelementptr i8, i8* [[BUF2]], i64 3
// CHECK: store i8 8, i8* [[ARG1_SIZE]]
// CHECK: [[ARG1:%.*]] = getelementptr i8, i8* [[BUF2]], i64 4
// CHECK: [[ARG1_PTR:%.*]] = bitcast i8* [[ARG1]] to i32**
// CHECK: [[STR2:%.*]] = load i32*, i32** [[STR_ADDR]]
// CHECK: store i32* [[STR2]], i32** [[ARG1_PTR]]
__builtin_os_log_format(buf, "%S", str);
}
// 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: 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,
len = __builtin_os_log_format_buffer_size("Hello %*.*s World", precision, width, data);
// CHECK: [[BUF2:%.*]] = load i8*, i8** [[BUF_ADDR]]
// CHECK: [[SUMMARY:%.*]] = getelementptr i8, i8* [[BUF2]], i64 0
// CHECK: store i8 2, i8* [[SUMMARY]]
// CHECK: [[NUM_ARGS:%.*]] = getelementptr i8, i8* [[BUF2]], i64 1
// CHECK: store i8 3, i8* [[NUM_ARGS]]
// CHECK: [[ARG1_DESC:%.*]] = getelementptr i8, i8* [[BUF2]], i64 2
// CHECK: store i8 0, i8* [[ARG1_DESC]]
// CHECK: [[ARG1_SIZE:%.*]] = getelementptr i8, i8* [[BUF2]], i64 3
// CHECK: store i8 4, i8* [[ARG1_SIZE]]
// CHECK: [[ARG1:%.*]] = getelementptr i8, i8* [[BUF2]], i64 4
// CHECK: [[ARG1_INT:%.*]] = bitcast i8* [[ARG1]] to i32*
// CHECK: [[ARG1_VAL:%.*]] = load i32, i32* [[PRECISION_ADDR]]
// CHECK: store i32 [[ARG1_VAL]], i32* [[ARG1_INT]]
// CHECK: [[ARG2_DESC:%.*]] = getelementptr i8, i8* [[BUF2]], i64 8
// CHECK: store i8 16, i8* [[ARG2_DESC]]
// CHECK: [[ARG2_SIZE:%.*]] = getelementptr i8, i8* [[BUF2]], i64 9
// CHECK: store i8 4, i8* [[ARG2_SIZE]]
// CHECK: [[ARG2:%.*]] = getelementptr i8, i8* [[BUF2]], i64 10
// CHECK: [[ARG2_INT:%.*]] = bitcast i8* [[ARG2]] to i32*
// CHECK: [[ARG2_VAL:%.*]] = load i32, i32* [[WIDTH_ADDR]]
// CHECK: store i32 [[ARG2_VAL]], i32* [[ARG2_INT]]
// CHECK: [[ARG3_DESC:%.*]] = getelementptr i8, i8* [[BUF2]], i64 14
// CHECK: store i8 32, i8* [[ARG3_DESC]]
// CHECK: [[ARG3_SIZE:%.*]] = getelementptr i8, i8* [[BUF2]], i64 15
// CHECK: store i8 8, i8* [[ARG3_SIZE]]
// CHECK: [[ARG3:%.*]] = getelementptr i8, i8* [[BUF2]], i64 16
// CHECK: [[ARG3_PTR:%.*]] = bitcast i8* [[ARG3]] to i8**
// CHECK: [[DATA2:%.*]] = load i8*, i8** [[DATA_ADDR]]
// CHECK: store i8* [[DATA2]], i8** [[ARG3_PTR]]
__builtin_os_log_format(buf, "Hello %*.*s World", precision, width, data);
}
// 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: store i8* [[BUF]], i8** [[BUF_ADDR:%.*]], align 8
// CHECK: store i32 [[DATA]], i32* [[DATA_ADDR:%.*]]
// CHECK: store volatile i32 8,
len = __builtin_os_log_format_buffer_size("invalid specifier %: %d even a trailing one%", data);
// CHECK: [[BUF2:%.*]] = load i8*, i8** [[BUF_ADDR]]
// CHECK: [[SUMMARY:%.*]] = getelementptr i8, i8* [[BUF2]], i64 0
// CHECK: store i8 0, i8* [[SUMMARY]]
// CHECK: [[NUM_ARGS:%.*]] = getelementptr i8, i8* [[BUF2]], i64 1
// CHECK: store i8 1, i8* [[NUM_ARGS]]
// CHECK: [[ARG1_DESC:%.*]] = getelementptr i8, i8* [[BUF2]], i64 2
// CHECK: store i8 0, i8* [[ARG1_DESC]]
// CHECK: [[ARG1_SIZE:%.*]] = getelementptr i8, i8* [[BUF2]], i64 3
// CHECK: store i8 4, i8* [[ARG1_SIZE]]
// CHECK: [[ARG1:%.*]] = getelementptr i8, i8* [[BUF2]], i64 4
// CHECK: [[ARG1_INT:%.*]] = bitcast i8* [[ARG1]] to i32*
// CHECK: [[ARG1_VAL:%.*]] = load i32, i32* [[DATA_ADDR]]
// CHECK: store i32 [[ARG1_VAL]], i32* [[ARG1_INT]]
__builtin_os_log_format(buf, "invalid specifier %: %d even a trailing one%", data);
}
// 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: 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
len = __builtin_os_log_format_buffer_size("%s %% %s", data1, data2);
// CHECK: [[BUF2:%.*]] = load i8*, i8** [[BUF_ADDR]]
// CHECK: [[SUMMARY:%.*]] = getelementptr i8, i8* [[BUF2]], i64 0
// CHECK: store i8 2, i8* [[SUMMARY]]
// CHECK: [[NUM_ARGS:%.*]] = getelementptr i8, i8* [[BUF2]], i64 1
// CHECK: store i8 2, i8* [[NUM_ARGS]]
//
// CHECK: [[ARG1_DESC:%.*]] = getelementptr i8, i8* [[BUF2]], i64 2
// CHECK: store i8 32, i8* [[ARG1_DESC]]
// CHECK: [[ARG1_SIZE:%.*]] = getelementptr i8, i8* [[BUF2]], i64 3
// CHECK: store i8 8, i8* [[ARG1_SIZE]]
// CHECK: [[ARG1:%.*]] = getelementptr i8, i8* [[BUF2]], i64 4
// CHECK: [[ARG1_PTR:%.*]] = bitcast i8* [[ARG1]] to i8**
// CHECK: [[DATA1:%.*]] = load i8*, i8** [[DATA1_ADDR]]
// CHECK: store i8* [[DATA1]], i8** [[ARG1_PTR]]
//
// CHECK: [[ARG2_DESC:%.*]] = getelementptr i8, i8* [[BUF2]], i64 12
// CHECK: store i8 32, i8* [[ARG2_DESC]]
// CHECK: [[ARG2_SIZE:%.*]] = getelementptr i8, i8* [[BUF2]], i64 13
// CHECK: store i8 8, i8* [[ARG2_SIZE]]
// CHECK: [[ARG2:%.*]] = getelementptr i8, i8* [[BUF2]], i64 14
// CHECK: [[ARG2_PTR:%.*]] = bitcast i8* [[ARG2]] to i8**
// CHECK: [[DATA2:%.*]] = load i8*, i8** [[DATA2_ADDR]]
// CHECK: store i8* [[DATA2]], i8** [[ARG2_PTR]]
__builtin_os_log_format(buf, "%s %% %s", data1, data2);
}
#endif
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