| // 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]]) [[ATTR4:#.*]] |
| // 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 [[D:%.*]], fp128* [[LD_ADDR]], align 16 |
| // CHECK-NEXT: [[TMP0:%.*]] = load fp128, fp128* [[LD_ADDR]], align 16 |
| // CHECK-NEXT: [[BITCAST:%.*]] = bitcast fp128 [[TMP0]] to i128 |
| // CHECK-NEXT: [[SHL1:%.*]] = shl i128 [[BITCAST]], 1 |
| // CHECK-NEXT: [[CMP:%.*]] = icmp eq i128 [[SHL1]], -10384593717069655257060992658440192 |
| // CHECK-NEXT: [[RES:%.*]] = zext i1 [[CMP]] to i32 |
| // CHECK-NEXT: call void @p(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.[[#STRID:1]], i64 0, i64 0), i32 [[RES]]) [[ATTR4]] |
| // 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 [[D:%.*]], fp128* [[LD_ADDR]], align 16 |
| // CHECK-NEXT: [[TMP0:%.*]] = load fp128, fp128* [[LD_ADDR]], align 16 |
| // CHECK-NEXT: [[BITCAST:%.*]] = bitcast fp128 [[TMP0]] to i128 |
| // CHECK-NEXT: [[SHL1:%.*]] = shl i128 [[BITCAST]], 1 |
| // CHECK-NEXT: [[CMP:%.*]] = icmp ult i128 [[SHL1]], -10384593717069655257060992658440192 |
| // CHECK-NEXT: [[RES:%.*]] = zext i1 [[CMP]] to i32 |
| // CHECK-NEXT: call void @p(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.[[#STRID:STRID+1]], i64 0, i64 0), i32 [[RES]]) [[ATTR4]] |
| // 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 [[D:%.*]], fp128* [[LD_ADDR]], align 16 |
| // CHECK-NEXT: [[TMP0:%.*]] = load fp128, fp128* [[LD_ADDR]], align 16 |
| // CHECK-NEXT: [[BITCAST:%.*]] = bitcast fp128 [[TMP0]] to i128 |
| // CHECK-NEXT: [[ABS:%.*]] = and i128 [[BITCAST]], 170141183460469231731687303715884105727 |
| // CHECK-NEXT: [[TMP1:%.*]] = sub i128 170135991163610696904058773219554885632, [[ABS]] |
| // CHECK-NEXT: [[ISNAN:%.*]] = lshr i128 [[TMP1]], 127 |
| // CHECK-NEXT: [[RES:%.*]] = trunc i128 [[ISNAN]] to i32 |
| // CHECK-NEXT: call void @p(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.[[#STRID:STRID+1]], i64 0, i64 0), i32 [[RES]]) |
| // CHECK-NEXT: ret void |
| // |
| void test_long_double_isnan(long double ld) { |
| P(isnan, (ld)); |
| |
| return; |
| } |