| // RUN: %clang_cc1 %s -emit-llvm -o - | FileCheck %s |
| |
| typedef float float4 __attribute__((ext_vector_type(4))); |
| typedef _Bool bool4 __attribute__((ext_vector_type(4))); |
| |
| int clang_nondet_i( int x ) { |
| // CHECK-LABEL: entry |
| // CHECK: [[A:%.*]] = alloca i32 |
| // CHECK: store i32 [[X:%.*]], ptr [[A]] |
| // CHECK: [[R:%.*]] = freeze i32 poison |
| // CHECK: ret i32 [[R]] |
| return __builtin_nondeterministic_value(x); |
| } |
| |
| float clang_nondet_f( float x ) { |
| // CHECK-LABEL: entry |
| // CHECK: [[A:%.*]] = alloca float |
| // CHECK: store float [[X:%.*]], ptr [[A]] |
| // CHECK: [[R:%.*]] = freeze float poison |
| // CHECK: ret float [[R]] |
| return __builtin_nondeterministic_value(x); |
| } |
| |
| double clang_nondet_d( double x ) { |
| // CHECK-LABEL: entry |
| // CHECK: [[A:%.*]] = alloca double |
| // CHECK: store double [[X:%.*]], ptr [[A]] |
| // CHECK: [[R:%.*]] = freeze double poison |
| // CHECK: ret double [[R]] |
| return __builtin_nondeterministic_value(x); |
| } |
| |
| _Bool clang_nondet_b( _Bool x) { |
| // CHECK-LABEL: entry |
| // CHECK: [[A:%.*]] = alloca i8 |
| // CHECK: [[B:%.*]] = zext i1 %x to i8 |
| // CHECK: store i8 [[B]], ptr [[A]] |
| // CHECK: [[R:%.*]] = freeze i1 poison |
| // CHECK: ret i1 [[R]] |
| return __builtin_nondeterministic_value(x); |
| } |
| |
| void clang_nondet_fv( ) { |
| // CHECK-LABEL: entry |
| // CHECK: [[A:%.*]] = alloca <4 x float> |
| // CHECK: [[R:%.*]] = freeze <4 x float> poison |
| // CHECK: store <4 x float> [[R]], ptr [[A]] |
| // CHECK: ret void |
| float4 x = __builtin_nondeterministic_value(x); |
| } |
| |
| void clang_nondet_bv( ) { |
| // CHECK: [[A:%.*]] = alloca i8 |
| // CHECK: [[V:%.*]] = freeze <4 x i1> poison |
| // CHECK: [[SV:%.*]] = shufflevector <4 x i1> [[V]], <4 x i1> poison, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 poison, i32 poison, i32 poison, i32 poison> |
| // CHECK: [[BC:%.*]] = bitcast <8 x i1> [[SV]] to i8 |
| // CHECK: store i8 [[BC]], ptr [[A]] |
| // CHECK: ret void |
| bool4 x = __builtin_nondeterministic_value(x); |
| } |