llvm-project/clang/test/CodeGen/aarch64-strictfp-builtins.c

79 lines
3.3 KiB
C

// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
// RUN: %clang_cc1 %s -emit-llvm -ffp-exception-behavior=maytrap -fexperimental-strict-floating-point -o - -triple arm64-none-linux-gnu | FileCheck %s
// Test that the constrained intrinsics are picking up the exception
// metadata from the AST instead of the global default from the command line.
#pragma float_control(except, on)
int printf(const char *, ...);
// CHECK-LABEL: @p(
// CHECK-NEXT: entry:
// CHECK-NEXT: [[STR_ADDR:%.*]] = alloca i8*, align 8
// CHECK-NEXT: [[X_ADDR:%.*]] = alloca i32, align 4
// CHECK-NEXT: store i8* [[STR:%.*]], i8** [[STR_ADDR]], align 8
// CHECK-NEXT: store i32 [[X:%.*]], i32* [[X_ADDR]], align 4
// CHECK-NEXT: [[TMP0:%.*]] = load i8*, i8** [[STR_ADDR]], align 8
// CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* [[X_ADDR]], align 4
// CHECK-NEXT: [[CALL:%.*]] = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0), i8* [[TMP0]], i32 [[TMP1]]) #[[ATTR3:[0-9]+]]
// CHECK-NEXT: ret void
//
void p(char *str, int x) {
printf("%s: %d\n", str, x);
}
#define P(n,args) p(#n #args, __builtin_##n args)
// CHECK-LABEL: @test_long_double_isinf(
// CHECK-NEXT: entry:
// CHECK-NEXT: [[LD_ADDR:%.*]] = alloca fp128, align 16
// CHECK-NEXT: store fp128 [[LD:%.*]], fp128* [[LD_ADDR]], align 16
// CHECK-NEXT: [[TMP0:%.*]] = load fp128, fp128* [[LD_ADDR]], align 16
// CHECK-NEXT: [[TMP1:%.*]] = bitcast fp128 [[TMP0]] to i128
// CHECK-NEXT: [[TMP2:%.*]] = shl i128 [[TMP1]], 1
// CHECK-NEXT: [[TMP3:%.*]] = icmp eq i128 [[TMP2]], -10384593717069655257060992658440192
// CHECK-NEXT: [[TMP4:%.*]] = zext i1 [[TMP3]] to i32
// CHECK-NEXT: call void @p(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.1, i64 0, i64 0), i32 [[TMP4]]) #[[ATTR3]]
// CHECK-NEXT: ret void
//
void test_long_double_isinf(long double ld) {
P(isinf, (ld));
return;
}
// CHECK-LABEL: @test_long_double_isfinite(
// CHECK-NEXT: entry:
// CHECK-NEXT: [[LD_ADDR:%.*]] = alloca fp128, align 16
// CHECK-NEXT: store fp128 [[LD:%.*]], fp128* [[LD_ADDR]], align 16
// CHECK-NEXT: [[TMP0:%.*]] = load fp128, fp128* [[LD_ADDR]], align 16
// CHECK-NEXT: [[TMP1:%.*]] = bitcast fp128 [[TMP0]] to i128
// CHECK-NEXT: [[TMP2:%.*]] = shl i128 [[TMP1]], 1
// CHECK-NEXT: [[TMP3:%.*]] = icmp ult i128 [[TMP2]], -10384593717069655257060992658440192
// CHECK-NEXT: [[TMP4:%.*]] = zext i1 [[TMP3]] to i32
// CHECK-NEXT: call void @p(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.2, i64 0, i64 0), i32 [[TMP4]]) #[[ATTR3]]
// CHECK-NEXT: ret void
//
void test_long_double_isfinite(long double ld) {
P(isfinite, (ld));
return;
}
// CHECK-LABEL: @test_long_double_isnan(
// CHECK-NEXT: entry:
// CHECK-NEXT: [[LD_ADDR:%.*]] = alloca fp128, align 16
// CHECK-NEXT: store fp128 [[LD:%.*]], fp128* [[LD_ADDR]], align 16
// CHECK-NEXT: [[TMP0:%.*]] = load fp128, fp128* [[LD_ADDR]], align 16
// CHECK-NEXT: [[TMP1:%.*]] = call i1 @llvm.isnan.f128(fp128 [[TMP0]]) #[[ATTR3]]
// CHECK-NEXT: [[TMP2:%.*]] = zext i1 [[TMP1]] to i32
// CHECK-NEXT: call void @p(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.3, i64 0, i64 0), i32 [[TMP2]]) #[[ATTR3]]
// CHECK-NEXT: ret void
//
void test_long_double_isnan(long double ld) {
P(isnan, (ld));
return;
}