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1// RUN: mlir-translate -mlir-to-cpp %s | FileCheck %s -check-prefix=CPP-DEFAULT2// RUN: mlir-translate -mlir-to-cpp -declare-variables-at-top %s | FileCheck %s -check-prefix=CPP-DECLTOP3 4emitc.global extern @decl : i85// CPP-DEFAULT: extern int8_t decl;6// CPP-DECLTOP: extern int8_t decl;7 8emitc.global @uninit : i329// CPP-DEFAULT: int32_t uninit;10// CPP-DECLTOP: int32_t uninit;11 12emitc.global @myglobal_int : i32 = 413// CPP-DEFAULT: int32_t myglobal_int = 4;14// CPP-DECLTOP: int32_t myglobal_int = 4;15 16emitc.global @myglobal : !emitc.array<2xf32> = dense<4.000000e+00>17// CPP-DEFAULT: float myglobal[2] = {4.000000000e+00f, 4.000000000e+00f};18// CPP-DECLTOP: float myglobal[2] = {4.000000000e+00f, 4.000000000e+00f};19 20emitc.global const @myconstant : !emitc.array<2xi16> = dense<2>21// CPP-DEFAULT: const int16_t myconstant[2] = {2, 2};22// CPP-DECLTOP: const int16_t myconstant[2] = {2, 2};23 24emitc.global extern const @extern_constant : !emitc.array<2xi16>25// CPP-DEFAULT: extern const int16_t extern_constant[2];26// CPP-DECLTOP: extern const int16_t extern_constant[2];27 28emitc.global static @static_var : f3229// CPP-DEFAULT: static float static_var;30// CPP-DECLTOP: static float static_var;31 32emitc.global static @static_const : f32 = 3.033// CPP-DEFAULT: static float static_const = 3.000000000e+00f;34// CPP-DECLTOP: static float static_const = 3.000000000e+00f;35 36emitc.global @opaque_init : !emitc.opaque<"char"> = #emitc.opaque<"CHAR_MIN">37// CPP-DEFAULT: char opaque_init = CHAR_MIN;38// CPP-DECLTOP: char opaque_init = CHAR_MIN;39 40func.func @use_global_scalar_read() -> i32 {41 %0 = emitc.get_global @myglobal_int : !emitc.lvalue<i32>42 %1 = emitc.load %0 : !emitc.lvalue<i32>43 return %1 : i3244}45// CPP-DEFAULT-LABEL: int32_t use_global_scalar_read()46// CPP-DEFAULT-NEXT: int32_t [[V0:[^ ]*]] = myglobal_int;47// CPP-DEFAULT-NEXT: return [[V0]];48 49// CPP-DECLTOP-LABEL: int32_t use_global_scalar_read()50// CPP-DECLTOP-NEXT: int32_t [[V0:[^ ]*]];51// CPP-DECLTOP-NEXT: [[V0]] = myglobal_int;52// CPP-DECLTOP-NEXT: return [[V0]];53 54func.func @use_global_scalar_write(%arg0 : i32) {55 %0 = emitc.get_global @myglobal_int : !emitc.lvalue<i32>56 emitc.assign %arg0 : i32 to %0 : !emitc.lvalue<i32>57 return58}59// CPP-DEFAULT-LABEL: void use_global_scalar_write60// CPP-DEFAULT-SAME: (int32_t [[V1:.*]])61// CPP-DEFAULT-NEXT: myglobal_int = [[V1]];62// CPP-DEFAULT-NEXT: return;63 64// CPP-DECLTOP-LABEL: void use_global_scalar_write65// CPP-DECLTOP-SAME: (int32_t [[V1:.*]])66// CPP-DECLTOP-NEXT: myglobal_int = [[V1]];67// CPP-DECLTOP-NEXT: return;68 69func.func @use_global_array_read(%i: index) -> f32 {70 %0 = emitc.get_global @myglobal : !emitc.array<2xf32>71 %1 = emitc.subscript %0[%i] : (!emitc.array<2xf32>, index) -> !emitc.lvalue<f32>72 %2 = emitc.load %1 : <f32>73 return %2 : f3274}75// CPP-DEFAULT-LABEL: float use_global_array_read76// CPP-DEFAULT-SAME: (size_t [[V1:.*]])77// CPP-DEFAULT-NEXT: float [[V2:.*]] = myglobal[[[V1]]];78// CPP-DEFAULT-NEXT: return [[V2]];79 80// CPP-DECLTOP-LABEL: float use_global_array_read81// CPP-DECLTOP-SAME: (size_t [[V1:.*]])82// CPP-DECLTOP-NEXT: float [[V2:.*]];83// CPP-DECLTOP-NEXT: [[V2]] = myglobal[[[V1]]];84// CPP-DECLTOP-NEXT: return [[V2]];85 86func.func @use_global_array_write(%i: index, %val : f32) {87 %0 = emitc.get_global @myglobal : !emitc.array<2xf32>88 %1 = emitc.subscript %0[%i] : (!emitc.array<2xf32>, index) -> !emitc.lvalue<f32>89 emitc.assign %val : f32 to %1 : !emitc.lvalue<f32> 90 return91}92// CPP-DEFAULT-LABEL: void use_global_array_write93// CPP-DEFAULT-SAME: (size_t [[V1:.*]], float [[V2:.*]])94// CPP-DEFAULT-NEXT: myglobal[[[V1]]] = [[V2]];95// CPP-DEFAULT-NEXT: return;96 97// CPP-DECLTOP-LABEL: void use_global_array_write98// CPP-DECLTOP-SAME: (size_t [[V1:.*]], float [[V2:.*]])99// CPP-DECLTOP-NEXT: myglobal[[[V1]]] = [[V2]];100// CPP-DECLTOP-NEXT: return;101