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add __breakpoint
this is an ARM compiler specific intrinsic which can be used to implement CMSIS's __BKPT intrinsic
1 parent e020398 commit 40f61c7

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-264
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‎coresimd/arm/armclang.rs

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//! ARM compiler specific intrinsics
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//!
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//! # References
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//!
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//! - [ARM Compiler v 6.10 - armclang Reference Guide](https://developer.arm.com/docs/100067/0610)
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/// This intrinsic inserts a BKPT instruction into the instruction stream generated by the compiler
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///
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/// It enables you to include a breakpoint instruction in your Rust code
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///
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/// `val` is a compile-time constant integer whose range is:
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///
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/// - `0...65535` if you are compiling source as A32 code.
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/// - `0...255` if you are compiling source as T32 code.
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///
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/// **NOTE** Due compiler limitations this function only supports the range `0...255` in A32 mode.
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// TODO support the extended range `0...65535` when compiling as A32 code (`cfg(not(target_feature =
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// "thumb-mode"))`). T32 mode (`cfg(target_feature = "thumb-mode")`) should continue to support the
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// range `0...255`.
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#[cfg_attr(test, assert_instr(bkpt))]
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#[inline(always)]
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#[rustc_args_required_const(0)]
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pub unsafe fn __breakpoint(val: i32) {
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macro_rules! call {
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($imm8:expr) => {
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asm!(concat!("BKPT ", stringify!($imm8)) : : : : "volatile")
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}
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}
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constify_imm8!(val, call);
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}

‎coresimd/arm/mod.rs

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//! [arm_dat]: https://developer.arm.com/technologies/neon/intrinsics
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#![allow(non_camel_case_types)]
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mod armclang;
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pub use self::armclang::*;
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#[cfg(any(target_feature = "mclass", dox))]
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mod cmsis;
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#[cfg(any(target_feature = "mclass", dox))]

‎coresimd/macros.rs

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//! Utility macros.
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macro_rules! constify_imm8 {
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($imm8:expr, $expand:ident) => {
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#[allow(overflowing_literals)]
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match ($imm8) & 0b1111_1111 {
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0 => $expand!(0),
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1 => $expand!(1),
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2 => $expand!(2),
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3 => $expand!(3),
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4 => $expand!(4),
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5 => $expand!(5),
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6 => $expand!(6),
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7 => $expand!(7),
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8 => $expand!(8),
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9 => $expand!(9),
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10 => $expand!(10),
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11 => $expand!(11),
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12 => $expand!(12),
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13 => $expand!(13),
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14 => $expand!(14),
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15 => $expand!(15),
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16 => $expand!(16),
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17 => $expand!(17),
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18 => $expand!(18),
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19 => $expand!(19),
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20 => $expand!(20),
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21 => $expand!(21),
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22 => $expand!(22),
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23 => $expand!(23),
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24 => $expand!(24),
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25 => $expand!(25),
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26 => $expand!(26),
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27 => $expand!(27),
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28 => $expand!(28),
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29 => $expand!(29),
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30 => $expand!(30),
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31 => $expand!(31),
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32 => $expand!(32),
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33 => $expand!(33),
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34 => $expand!(34),
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35 => $expand!(35),
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36 => $expand!(36),
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37 => $expand!(37),
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38 => $expand!(38),
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39 => $expand!(39),
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40 => $expand!(40),
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41 => $expand!(41),
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42 => $expand!(42),
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43 => $expand!(43),
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44 => $expand!(44),
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45 => $expand!(45),
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46 => $expand!(46),
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47 => $expand!(47),
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48 => $expand!(48),
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49 => $expand!(49),
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50 => $expand!(50),
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51 => $expand!(51),
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52 => $expand!(52),
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53 => $expand!(53),
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54 => $expand!(54),
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55 => $expand!(55),
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56 => $expand!(56),
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57 => $expand!(57),
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58 => $expand!(58),
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59 => $expand!(59),
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60 => $expand!(60),
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61 => $expand!(61),
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62 => $expand!(62),
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63 => $expand!(63),
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64 => $expand!(64),
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65 => $expand!(65),
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66 => $expand!(66),
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67 => $expand!(67),
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68 => $expand!(68),
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69 => $expand!(69),
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70 => $expand!(70),
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71 => $expand!(71),
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72 => $expand!(72),
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73 => $expand!(73),
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74 => $expand!(74),
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75 => $expand!(75),
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76 => $expand!(76),
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77 => $expand!(77),
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78 => $expand!(78),
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79 => $expand!(79),
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80 => $expand!(80),
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81 => $expand!(81),
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82 => $expand!(82),
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83 => $expand!(83),
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84 => $expand!(84),
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85 => $expand!(85),
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86 => $expand!(86),
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87 => $expand!(87),
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88 => $expand!(88),
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89 => $expand!(89),
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90 => $expand!(90),
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91 => $expand!(91),
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92 => $expand!(92),
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93 => $expand!(93),
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94 => $expand!(94),
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95 => $expand!(95),
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96 => $expand!(96),
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97 => $expand!(97),
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98 => $expand!(98),
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99 => $expand!(99),
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100 => $expand!(100),
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101 => $expand!(101),
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102 => $expand!(102),
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103 => $expand!(103),
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104 => $expand!(104),
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105 => $expand!(105),
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106 => $expand!(106),
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107 => $expand!(107),
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108 => $expand!(108),
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109 => $expand!(109),
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110 => $expand!(110),
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111 => $expand!(111),
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112 => $expand!(112),
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113 => $expand!(113),
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114 => $expand!(114),
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115 => $expand!(115),
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116 => $expand!(116),
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117 => $expand!(117),
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118 => $expand!(118),
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119 => $expand!(119),
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120 => $expand!(120),
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121 => $expand!(121),
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122 => $expand!(122),
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123 => $expand!(123),
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124 => $expand!(124),
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125 => $expand!(125),
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126 => $expand!(126),
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127 => $expand!(127),
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128 => $expand!(128),
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129 => $expand!(129),
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130 => $expand!(130),
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131 => $expand!(131),
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132 => $expand!(132),
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133 => $expand!(133),
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134 => $expand!(134),
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135 => $expand!(135),
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136 => $expand!(136),
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137 => $expand!(137),
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138 => $expand!(138),
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139 => $expand!(139),
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140 => $expand!(140),
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141 => $expand!(141),
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142 => $expand!(142),
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143 => $expand!(143),
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144 => $expand!(144),
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145 => $expand!(145),
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146 => $expand!(146),
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147 => $expand!(147),
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148 => $expand!(148),
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149 => $expand!(149),
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150 => $expand!(150),
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151 => $expand!(151),
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152 => $expand!(152),
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153 => $expand!(153),
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154 => $expand!(154),
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155 => $expand!(155),
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156 => $expand!(156),
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157 => $expand!(157),
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158 => $expand!(158),
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159 => $expand!(159),
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160 => $expand!(160),
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161 => $expand!(161),
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162 => $expand!(162),
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163 => $expand!(163),
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164 => $expand!(164),
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165 => $expand!(165),
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166 => $expand!(166),
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167 => $expand!(167),
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168 => $expand!(168),
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169 => $expand!(169),
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170 => $expand!(170),
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171 => $expand!(171),
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172 => $expand!(172),
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173 => $expand!(173),
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174 => $expand!(174),
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175 => $expand!(175),
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176 => $expand!(176),
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177 => $expand!(177),
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178 => $expand!(178),
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179 => $expand!(179),
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180 => $expand!(180),
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181 => $expand!(181),
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182 => $expand!(182),
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183 => $expand!(183),
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184 => $expand!(184),
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185 => $expand!(185),
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186 => $expand!(186),
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187 => $expand!(187),
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188 => $expand!(188),
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189 => $expand!(189),
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190 => $expand!(190),
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191 => $expand!(191),
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192 => $expand!(192),
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193 => $expand!(193),
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194 => $expand!(194),
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195 => $expand!(195),
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196 => $expand!(196),
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197 => $expand!(197),
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198 => $expand!(198),
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199 => $expand!(199),
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200 => $expand!(200),
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201 => $expand!(201),
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202 => $expand!(202),
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203 => $expand!(203),
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204 => $expand!(204),
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205 => $expand!(205),
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206 => $expand!(206),
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207 => $expand!(207),
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208 => $expand!(208),
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209 => $expand!(209),
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210 => $expand!(210),
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211 => $expand!(211),
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212 => $expand!(212),
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213 => $expand!(213),
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214 => $expand!(214),
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215 => $expand!(215),
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216 => $expand!(216),
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217 => $expand!(217),
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218 => $expand!(218),
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219 => $expand!(219),
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220 => $expand!(220),
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221 => $expand!(221),
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222 => $expand!(222),
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223 => $expand!(223),
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224 => $expand!(224),
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225 => $expand!(225),
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226 => $expand!(226),
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227 => $expand!(227),
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228 => $expand!(228),
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229 => $expand!(229),
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230 => $expand!(230),
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231 => $expand!(231),
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232 => $expand!(232),
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233 => $expand!(233),
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234 => $expand!(234),
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235 => $expand!(235),
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236 => $expand!(236),
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237 => $expand!(237),
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238 => $expand!(238),
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239 => $expand!(239),
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240 => $expand!(240),
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241 => $expand!(241),
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242 => $expand!(242),
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243 => $expand!(243),
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244 => $expand!(244),
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245 => $expand!(245),
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246 => $expand!(246),
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247 => $expand!(247),
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248 => $expand!(248),
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249 => $expand!(249),
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250 => $expand!(250),
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251 => $expand!(251),
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252 => $expand!(252),
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253 => $expand!(253),
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254 => $expand!(254),
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_ => $expand!(255),
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}
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};
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}
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#[allow(unused)]
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macro_rules! types {
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($(

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