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31 lines
1.3 KiB
Zig
31 lines
1.3 KiB
Zig
///! The quoted behavior definitions are from
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///! https://gcc.gnu.org/onlinedocs/gcc-12.1.0/gccint/Soft-float-library-routines.html#Soft-float-library-routines
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const common = @import("./common.zig");
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const comparef = @import("./comparef.zig");
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pub const panic = common.panic;
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comptime {
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if (common.want_ppc_abi) {
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@export(__getf2, .{ .name = "__gekf2", .linkage = common.linkage, .visibility = common.visibility });
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@export(__gttf2, .{ .name = "__gtkf2", .linkage = common.linkage, .visibility = common.visibility });
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} else if (common.want_sparc_abi) {
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// These exports are handled in cmptf2.zig because gt and ge on sparc
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// are based on calling _Qp_cmp.
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}
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@export(__getf2, .{ .name = "__getf2", .linkage = common.linkage, .visibility = common.visibility });
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@export(__gttf2, .{ .name = "__gttf2", .linkage = common.linkage, .visibility = common.visibility });
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}
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/// "These functions return a value greater than or equal to zero if neither
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/// argument is NaN, and a is greater than or equal to b."
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fn __getf2(a: f128, b: f128) callconv(.C) i32 {
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return @intFromEnum(comparef.cmpf2(f128, comparef.GE, a, b));
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}
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/// "These functions return a value greater than zero if neither argument is NaN,
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/// and a is strictly greater than b."
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fn __gttf2(a: f128, b: f128) callconv(.C) i32 {
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return __getf2(a, b);
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}
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