| Kuba Brecka | 44e875ad | 2016-11-07 19:09:56 +0000 | [diff] [blame] | 1 | ; RUN: opt < %s -tsan -S | FileCheck %s |
| 2 | ; Check that atomic memory operations on floating-point types are converted to calls into ThreadSanitizer runtime. |
| 3 | target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" |
| 4 | |
| 5 | define float @load_float(float* %fptr) { |
| 6 | %v = load atomic float, float* %fptr unordered, align 4 |
| 7 | ret float %v |
| 8 | ; CHECK-LABEL: load_float |
| 9 | ; CHECK: call i32 @__tsan_atomic32_load(i32* %{{.+}}, i32 0) |
| 10 | ; CHECK: bitcast i32 {{.+}} to float |
| 11 | } |
| 12 | |
| 13 | define double @load_double(double* %fptr) { |
| 14 | %v = load atomic double, double* %fptr unordered, align 8 |
| 15 | ret double %v |
| 16 | ; CHECK-LABEL: load_double |
| 17 | ; CHECK: call i64 @__tsan_atomic64_load(i64* %{{.+}}, i32 0) |
| 18 | ; CHECK: bitcast i64 {{.+}} to double |
| 19 | } |
| 20 | |
| 21 | define fp128 @load_fp128(fp128* %fptr) { |
| 22 | %v = load atomic fp128, fp128* %fptr unordered, align 16 |
| 23 | ret fp128 %v |
| 24 | ; CHECK-LABEL: load_fp128 |
| 25 | ; CHECK: call i128 @__tsan_atomic128_load(i128* %{{.+}}, i32 0) |
| 26 | ; CHECK: bitcast i128 {{.+}} to fp128 |
| 27 | } |
| 28 | |
| 29 | define void @store_float(float* %fptr, float %v) { |
| 30 | store atomic float %v, float* %fptr unordered, align 4 |
| 31 | ret void |
| 32 | ; CHECK-LABEL: store_float |
| 33 | ; CHECK: bitcast float %v to i32 |
| 34 | ; CHECK: call void @__tsan_atomic32_store(i32* %{{.+}}, i32 %{{.+}}, i32 0) |
| 35 | } |
| 36 | |
| 37 | define void @store_double(double* %fptr, double %v) { |
| 38 | store atomic double %v, double* %fptr unordered, align 8 |
| 39 | ret void |
| 40 | ; CHECK-LABEL: store_double |
| 41 | ; CHECK: bitcast double %v to i64 |
| 42 | ; CHECK: call void @__tsan_atomic64_store(i64* %{{.+}}, i64 %{{.+}}, i32 0) |
| 43 | } |
| 44 | |
| 45 | define void @store_fp128(fp128* %fptr, fp128 %v) { |
| 46 | store atomic fp128 %v, fp128* %fptr unordered, align 16 |
| 47 | ret void |
| 48 | ; CHECK-LABEL: store_fp128 |
| 49 | ; CHECK: bitcast fp128 %v to i128 |
| 50 | ; CHECK: call void @__tsan_atomic128_store(i128* %{{.+}}, i128 %{{.+}}, i32 0) |
| 51 | } |