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12 import xdc.bld.ITarget2;
13
14 /*!
15 * ======== IM.xdc ========
16 * Common interface for Cortex M bare metal targets
17 *
18 * This defines common parameters of Cortex M bare metal targets. The targets
19 * generate code compatible with the "v7M" architecture.
20 */
21 metaonly interface IM inherits gnu.targets.ITarget {
22 override readonly config xdc.bld.ITarget.Model model= {
23 endian: "little",
24 codeModel: "thumb2",
25 shortEnums: true
26 };
27
28 override readonly config Bool alignDirectiveSupported = true;
29 override readonly config string rts = "gnu.targets.arm.rtsv7M";
30 override config string platform = "ti.platforms.stellaris:LM4F232H5QD";
31
32 override config string LONGNAME = "bin/arm-none-eabi-gcc";
33
34 override readonly config String stdInclude = "gnu/targets/arm/std.h";
35
36 override config ITarget2.Options ccOpts = {
37 prefix: "-Wunused -Wunknown-pragmas -ffunction-sections -fdata-sections",
38 suffix: "-Dfar= -D__DYNAMIC_REENT__ "
39 };
40
41 /*!
42 * ======== ccConfigOpts ========
43 * User configurable compiler options for the generated config C file.
44 */
45 override config ITarget2.Options ccConfigOpts = {
46 prefix: "-Wunused -Wunknown-pragmas -ffunction-sections -fdata-sections",
47 suffix: "-Dfar= -D__DYNAMIC_REENT__ "
48 };
49
50 readonly config ITarget2.Command arBin = {
51 cmd: "bin/arm-none-eabi-ar ",
52 opts: ""
53 };
54
55 56 57
58 override config xdc.bld.ITarget.OptionSet profiles[string] = [
59 ["debug", {
60 compileOpts: {
61 copts: "-g",
62 defs: "-D_DEBUG_=1",
63 },
64 linkOpts: "-g",
65 }],
66
67 ["release", {
68 compileOpts: {
69 copts: " -O2 ",
70 },
71 linkOpts: " ",
72 }],
73 ];
74
75 76 77
78 override config String compatibleSuffixes[] = [];
79
80 override readonly config xdc.bld.ITarget.StdTypes stdTypes = {
81 t_IArg : { size: 4, align: 4 },
82 t_Char : { size: 1, align: 1 },
83 t_Double : { size: 8, align: 8 },
84 t_Float : { size: 4, align: 4 },
85 t_Fxn : { size: 4, align: 4 },
86 t_Int : { size: 4, align: 4 },
87 t_Int8 : { size: 1, align: 1 },
88 t_Int16 : { size: 2, align: 2 },
89 t_Int32 : { size: 4, align: 4 },
90 t_Int64 : { size: 8, align: 8 },
91 t_Long : { size: 4, align: 4 },
92 t_LDouble : { size: 8, align: 8 },
93 t_LLong : { size: 8, align: 8 },
94 t_Ptr : { size: 4, align: 4 },
95 t_Short : { size: 2, align: 2 },
96 t_Size : { size: 4, align: 4 },
97 };
98 }
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103